Assets for apps and AI agents
Where to get stock photos and video, music, sound effects, voiceover, 3D models, textures, icons and fonts for your app, game or video. 173 sources in 23 categories, each with what is free, what the license allows and how an AI agent connects to it. Licenses and prices read on the official pages, checked Oct 10, 2026.
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Adobe Fonts by Adobe · Fonts
Creative Cloud font library for web projects via Adobe-hosted embeds; not for embedding in apps.
Paid · Commercial: conditions No credit · Download only
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Adobe Stock by Adobe · Stock photos and images
Stock photos, video, vectors, illustrations and 3D, with an API limited to enterprise customers.
Paid · Commercial: conditions · Public API
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AI STUDIOS by DeepBrain AI Inc. · AI video generators and platforms
Online AI video generator that turns scripts, documents or links into videos with AI avatars, voiceovers and dubbing.
Free tier · Commercial: conditions No credit · Public API
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AIVA by Aiva Technologies · AI music and sound generators
AI composer with Free, Standard and Pro plans; Pro gives you the copyright.
Free tier · Commercial: conditions Credit required · Download only
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Amazon Polly by AWS · Voiceover (text-to-speech)
AWS text-to-speech with Standard, Neural, Long-Form and Generative voices.
Free tier · Commercial: unclear · Public API
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ambientCG by Lennart Demes · Textures, materials and HDRIs
CC0 materials, HDRIs and models with a GET-only JSON API (v1-v3).
Free · Commercial OK No credit · Public API
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Artlist by Artlist Ltd · Music libraries
Subscription music and SFX library with a Clearlist for YouTube channels; no public API found.
Paid · Commercial: conditions · Download only
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Audio Network by Audio Network (Concord) · Music libraries
Production music library with Creator, Creator+ and Professional licences.
Paid · Commercial: conditions · Download only
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Azure AI Speech (Text to Speech) by Microsoft · Voiceover (text-to-speech)
Azure neural text-to-speech with HD voices, long audio and Limited Access custom voices.
Free tier · Commercial: unclear · Public API
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Beatoven.ai by Beatoven.ai · AI music and sound generators
AI background music generator with the maestro API and a perpetual non-exclusive licence.
· Commercial: conditions · Public API
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Bensound by Bensound (Benjamin Tissot) · Music libraries
Royalty-free music: free license with attribution, pay-per-track and All Access subscription.
Free tier · Commercial: unclear Credit required · Download only
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blender-mcp by Siddharth Ahuja (not affiliated with Blender) · 3D models
Community MCP server and Blender add-on that lets agents drive Blender and pull Poly Haven, Sketchfab, Poly Pizza assets.
Free · Commercial OK Credit varies · Community MCP
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Blendkit by Blendkit (formerly BlenderKit) · 3D models
Blender add-on library of models, materials and HDRIs under Royalty Free or CC0 (formerly BlenderKit).
Free tier · Commercial: conditions No credit · Download only
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Bootstrap Icons by Bootstrap team · Icons
2,000+ MIT icons as SVG, sprite and icon font.
Free · Commercial OK No credit · Package (npm/PyPI)
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Boring Avatars by boringdesigners · Avatars and placeholders
MIT React library that generates SVG avatars, plus a separate paid avatar service.
Free tier · Commercial OK No credit · Package (npm/PyPI)
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Bunny Fonts by BunnyWay d.o.o. (bunny.net) · Fonts
Drop-in replacement for the Google Fonts CSS v1 API, serving open-source fonts.
Free · Commercial: conditions Credit varies · Public API
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Captions Mirage API by Captions (Mirage) · AI presenters and avatars
Mirage avatar video and styled captions API, billed per second or per minute.
Paid · Commercial: unclear · Public API
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Cartesia Sonic by Cartesia · Voiceover (text-to-speech)
Sonic TTS API (Sonic 3.6 claims 44 languages) with instant and pro voice cloning.
Free tier · Commercial: conditions · Official MCP server
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ccMixter by ccMixter (ArtisTech Media) · Music libraries
Community remix site with per-track CC BY and CC BY-NC music.
Free · Commercial: conditions Credit required · Download only
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CGTrader by CGTrader · 3D models
3D model marketplace with an OAuth2 API for search, purchase and bulk download (by application).
Free tier · Commercial: conditions No bots · Public API
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Chatterbox by Resemble AI · Voiceover (text-to-speech)
MIT-licensed open TTS with zero-shot cloning in 23 languages and a built-in Perth watermark.
Free · Commercial OK No credit · Package (npm/PyPI)
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Commonkite by CyberMax-tools · Open and public-domain media
Free API and MCP server that searches openly licensed images across Openverse, NASA and three museums, returning license and credit lines.
Free · Commercial: conditions Credit varies · Official MCP server
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Coqui XTTS-v2 by Coqui (community fork by idiap) · Voiceover (text-to-speech)
Zero-shot voice-cloning TTS model; weights under the non-commercial Coqui Public Model License.
Free · Non-commercial · Package (npm/PyPI)
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Coverr by Coverr · Stock video
Free stock videos, plus paid plans with a production API and AI generation credits.
Free tier · Commercial: unclear Credit (API) No AI training · Public API
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Creatomate by Creatomate · Video assembly and rendering
Template-based video rendering API with a hosted MCP server.
Free tier · Commercial: unclear · Official MCP server
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Cuelume by Daniel Belyi · Sound effects
Fourteen interaction sound cues for web interfaces, synthesized live with Web Audio and bound to elements through data attributes.
Free · Commercial OK No credit · Package (npm/PyPI)
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D-ID by D-ID · AI presenters and avatars
Avatar video API with an Agents browser SDK; Trial and Lite videos are watermarked.
Free tier · Commercial: unclear · Official MCP server
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Deepgram Aura by Deepgram · Voiceover (text-to-speech)
Aura-2 text-to-speech API priced per 1,000 characters.
Free tier · Commercial: unclear · Public API
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Depositphotos by Depositphotos (VistaCreate) · Stock photos and images
Stock images, vectors, video and music, with a bespoke API program on request.
Paid · Commercial: conditions Credit varies · Public API
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DiceBear by Florian Koerner · Avatars and placeholders
Avatar generator with 61 styles via a free HTTP API, JS library and CLI; self-hostable.
Free · Commercial: conditions Credit varies · Public API
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Editframe by Editframe · Video assembly and rendering
HTML/CSS/React video SDK with browser rendering and paid cloud rendering.
Free tier · Commercial: conditions · Public API
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Eleven Music and Sound Effects by ElevenLabs · AI music and sound generators
ElevenLabs API for AI music (3 s to 10 min) and sound effects (0.5-30 s, loopable).
Free tier · Commercial: conditions Credit required · Official MCP server
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ElevenLabs by ElevenLabs · Voiceover (text-to-speech)
Text-to-speech and voice cloning API in many languages, with an official MCP server.
Free tier · Commercial: conditions · Official MCP server
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emojilib by Mu-An Chiou · Emoji
Keyword library that makes emoji searchable, mapping each emoji character to a list of keywords.
Free · Commercial OK No credit · Package (npm/PyPI)
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Envato Elements by Envato · Stock video
Subscription library of video, photos, vectors, music, sound effects and templates; no public API.
Paid · Commercial: conditions No bots · Download only
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Epidemic Sound by Epidemic Sound AB · Music libraries
Music and SFX library with a Partner API, safelisting endpoints and an official MCP server.
Free tier · Commercial: conditions · Official MCP server
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F5-TTS by SWivid (SJTU et al.) · Voiceover (text-to-speech)
Zero-shot voice-cloning TTS; code MIT, pre-trained weights CC BY-NC.
Free · Non-commercial Credit required · Package (npm/PyPI)
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Fab by Epic Games · 3D models
Epic marketplace merging Unreal Marketplace, Sketchfab Store, Quixel and ArtStation; no public web API.
Free tier · Commercial: conditions Credit varies · Download only
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FFmpeg by FFmpeg project · Video assembly and rendering
Open-source CLI and libav* C libraries for processing video and audio.
Free · Commercial: conditions · Download only
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Fira Code by The Fira Code Project Authors (tonsky) · Fonts
Free monospaced programming font with ligatures for common multi-character code sequences, released under the SIL OFL 1.1.
Free · Commercial OK No credit · Package (npm/PyPI)
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Fish Audio by Fish Audio · Voiceover (text-to-speech)
TTS app and pay-as-you-go API priced per UTF-8 byte; S2.1-Pro claims 83 languages.
Free tier · Commercial: conditions · Official MCP server
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Flaticon by Freepik Company (Magnific) · Icons
Icon library with free (attribution) and Premium licenses; API through Magnific /v1/icons.
Free tier · Commercial: conditions Credit required · Public API
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Fliki by Nine Thirty Five LLC · AI video generators and platforms
AI video and voiceover generator that turns text, blog posts or slides into narrated videos, with a REST API.
Free tier · Commercial: conditions No credit · Public API
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Fluent Emoji by Microsoft · Emoji
Microsoft Fluent emoji assets under MIT, in a GitHub repo.
Free · Commercial OK No credit · Download only
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FLUX API by Black Forest Labs · AI image generators
FLUX 3, FLUX.2 and FLUX.1 Kontext image (and FLUX 3 video) models via API; FLUX.1 [dev] weights are non-commercial.
Paid · Commercial: conditions No AI training · Public API
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Font Awesome by Fonticons, Inc. · Icons
Icon toolkit with a free set (CC BY 4.0), Pro plans, a GraphQL API and official agent skills.
Free tier · Commercial: conditions Credit required · Public API
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Fontshare by Indian Type Foundry · Fonts
Free fonts from ITF under the ITF Free Font License, with CSS embed and download.
Free · Commercial: conditions No credit · Download only
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Fontsource by Fontsource · Fonts
Open-source fonts packaged as individual npm packages for self-hosting.
Free · Commercial: conditions Credit varies · Package (npm/PyPI)
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Free Gophers Pack by Maria Letta · Illustrations
Pack of 100+ gopher characters, goroutines and illustrations about Go, in SVG and PNG with transparent background.
Free · Commercial OK No credit · Download only
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Free Music Archive by Tribe of Noise · Music libraries
Free music under per-track Creative Commons licenses.
Free · Commercial: conditions Credit varies · Download only
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Freepik (Magnific) by Freepik Company · Stock photos and images
Stock photos, vectors, PSDs, icons and videos plus AI generation tools, via the Magnific API.
Free tier · Commercial: conditions Credit required No AI training No bots · Official MCP server
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Freesound by Music Technology Group, Universitat Pompeu Fabra · Sound effects
Collaborative database of CC0, CC BY and CC BY-NC sounds with a REST API.
Free · Commercial: conditions Credit varies · Public API
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Game-icons.net by Delapouite, Lorc and contributors · 2D game art and sprites
CC BY 3.0 game icons as SVG, with an online editor and a GitHub repo.
Free · Commercial: conditions Credit required · Download only
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Gemini Image (Nano Banana) by Google · AI image generators
Gemini API image generation and editing models (Gemini 3.x Image, Nano Banana).
Paid · Commercial OK · Public API
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Getty Images / iStock by Getty Images · Stock photos and images
Stock images, video and illustrations with a partner API and a generative AI API.
Paid · Commercial: conditions Credit varies No AI training · Public API
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GIPHY by GIPHY (Shutterstock) · Stock video
GIFs, stickers and clips with a search API for display inside apps.
Free · Commercial: unclear Credit required · Public API
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Google Cloud Text-to-Speech by Google · Voiceover (text-to-speech)
Cloud TTS with Standard, WaveNet, Neural2, Chirp 3 HD, Studio and Gemini-TTS voices.
Free tier · Commercial: unclear · Public API
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Google Fonts by Google · Fonts
Open-source font catalog with a Developer API for metadata, a CSS API and the Google Design MCP.
Free · Commercial OK No credit · Official MCP server
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Google Lyria by Google · AI music and sound generators
Google music generation models (Lyria 2, 3, 3.5) on the Gemini API and Vertex AI.
Paid · Commercial: unclear · Public API
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Google Poly by Google · 3D models
Former Google 3D model library and Poly API; closed in 2021.
· Commercial: unclear · Download only
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Google Veo 3.1 by Google · AI video generators and platforms
Text- and image-to-video with audio via the Gemini API (Veo 3.1, Fast and Lite).
Paid · Commercial OK · Public API
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Hack by Source Foundry · Fonts
Open-source monospaced typeface for source code with regular, bold, italic and bold italic styles, plus web font files.
Free · Commercial OK No credit · Package (npm/PyPI)
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Heroicons by Tailwind Labs · Icons
MIT-licensed SVG icons from Tailwind Labs with React and Vue packages.
Free · Commercial OK No credit · Package (npm/PyPI)
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HeyGen by HeyGen · AI presenters and avatars
AI avatar video app and API (Avatar III-V, Video Agent, translation) billed per minute, with an official MCP.
Free tier · Commercial: unclear · Official MCP server
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Higgsfield by Higgsfield Inc. · AI video generators and platforms
AI creative suite that generates images and videos, with API, MCP and CLI access and an AI agent called Supercomputer.
Paid · Commercial: unclear · Official MCP server
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Hume Octave by Hume AI · Voiceover (text-to-speech)
Octave TTS with voice cloning and an official MCP server.
Free tier · Commercial: conditions · Official MCP server
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Iconify by Iconify OU · Icons
300k+ open-source icons from 200+ sets via a free public API and the @iconify/json package.
Free · Commercial: conditions Credit varies · Public API + community MCP
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Icons8 by Icons8 LLC · Icons
Icons, illustrations, photos and music with a REST API and an official MCP server (as reported).
Free tier · Commercial: conditions Credit required · Official MCP server
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Icosa Gallery by Icosa Foundation · Open and public-domain media
Open-source community 3D gallery with a public REST API and per-asset Creative Commons licenses.
Free · Commercial: conditions Credit varies · Public API
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Ideogram API by Ideogram · AI image generators
Ideogram 4.0 and 4.5 image generation via API, using the same credits as the app.
Paid · Commercial OK Credit (API) · Official MCP server
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Incompetech by Kevin MacLeod · Music libraries
Kevin MacLeod's royalty-free music under CC BY 4.0, or a paid license without attribution.
Free tier · Commercial: conditions Credit required · Download only
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InVideo AI by Invideo · AI video generators and platforms
AI video editor and generator with agents, a multitrack timeline, stock footage and credit-based image and video models.
Free tier · Commercial: conditions No credit · Download only
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IRA Design by Creative Tim · Illustrations
Customizable hand-drawn illustrations (characters, objects, backgrounds) with five gradient colors, downloadable as AI, SVG and PNG.
Free · Commercial OK No credit · Download only
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itch.io game assets by itch corp · 2D game art and sprites
Marketplace of 120,000+ game asset listings with creator-set terms; the API covers only your own account.
Free tier · Commercial: unclear Credit varies · Download only
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Jamendo by Jamendo S.A. · Music libraries
Independent music catalog with a free non-commercial API and paid commercial track licenses.
Free tier · Commercial: conditions Credit required · Public API
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JoyPixels (formerly Emojione) by JoyPixels · Emoji
Emoji and icon packs in PNG, SVG and font formats, offered on a free plan and paid subscriptions with tiered licenses.
Free tier · Commercial: conditions No credit · Download only
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JSON2Video by JSON2Video · Video assembly and rendering
Video rendering API driven by JSON, with an MCP server in its CLI.
Free tier · Commercial: unclear · Official MCP server
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Kaedim by Kaedim · AI 3D model generators
Service that turns sketches, reference packs and product photos into 3D assets for studios and brands, with revision rounds.
Paid · Commercial OK No credit · Download only
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Kenney by Kenney (Kenney Vleugels) · 2D game art and sprites
CC0 game asset packs (2D, 3D, UI, textures, audio), free per pack, plus a paid all-in-one bundle.
Free tier · Commercial OK No credit · Download only
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Kling API by Kuaishou (KlingAI) · AI video generators and platforms
Kling 3.0 video generation API sold as prepaid unit packages.
Paid · Commercial OK · Public API
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Kokoro-82M by hexgrad · Voiceover (text-to-speech)
82M-parameter open-weight TTS model under Apache-2.0 with fixed voice packs.
Free · Commercial OK No credit · Package (npm/PyPI)
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Leonardo.Ai API by Leonardo.Ai (Canva) · AI image generators
Leonardo.Ai image generation with a pay-as-you-go API; API credit does not expire.
· Commercial: unclear · Public API
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LMNT by LMNT · Voiceover (text-to-speech)
Former TTS API; the company has shut down.
· Commercial: unclear · Download only
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LottieFiles by LottieFiles · UI animation (Lottie, Rive)
Lottie animation library, dotLottie players and an official MCP server for the platform API.
Free tier · Commercial: unclear No credit No bots · Official MCP server
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Loudly API by Loudly GmbH · AI music and sound generators
AI music API with a royalty-free perpetual licence and a free track allowance.
Free tier · Commercial: conditions · Public API
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Lucide by Lucide community · Icons
ISC-licensed icon set (Feather fork) with packages for React, Vue, Svelte, Angular and more.
Free · Commercial OK No credit · Package (npm/PyPI)
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Luma API by Luma AI · AI video generators and platforms
Ray3.2 video and Uni-1.1 image generation, billed per 5-second block.
Paid · Commercial: conditions · Public API
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ManyPixels by ManyPixels Pte Ltd · Illustrations
Free gallery of illustrations and clip art in several styles, with 20,000+ more available through the ManyPixels service.
Free · Commercial OK No credit · Download only
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Material Symbols by Google · Icons
Google's Apache-2.0 icon set, served as a variable icon font, with the official Google Design MCP.
Free · Commercial OK No credit · Official MCP server
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Meshy by Meshy LLC · AI 3D model generators
AI generator that turns text or images into 3D models, with texturing, rigging, animation and 3D-print export.
Free tier · Commercial OK Credit varies · Public API
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Meta AudioCraft (MusicGen, AudioGen) by Meta (FAIR) · AI music and sound generators
Meta's self-hosted MusicGen and AudioGen models; code MIT, weights CC BY-NC 4.0.
Free · Non-commercial Credit required · Package (npm/PyPI)
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Midjourney by Midjourney · AI image generators
Image generator used through its own app; no official API, and automated access is prohibited.
· Commercial: conditions No bots · Download only
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MiniMax Hailuo API by MiniMax · AI video generators and platforms
Hailuo and MiniMax-H3 video plus image-01 image generation, pay as you go.
Paid · Commercial OK · Public API
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Mixamo by Adobe · Animation and motion capture
Adobe's free characters and animations, downloaded as FBX/DAE with an Adobe ID; no API.
Free · Commercial: conditions · Download only
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Mixkit by Envato · Stock video
Free stock video, music, sound effects and video templates from Envato; no public API.
Free · Commercial: conditions No credit No bots · Download only
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MoviePy by Zulko / community · Video assembly and rendering
MIT Python library for video editing that wraps FFmpeg.
Free · Commercial OK · Download only
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Mubert API by Mubert Inc. · AI music and sound generators
AI music generation API with per-license quotas and an MCP server.
Paid · Commercial: unclear · Official MCP server
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Murf API by Murf AI · Voiceover (text-to-speech)
Murf Falcon 2 TTS API at 1 cent per 1,000 characters, with an official MCP server.
· Commercial: unclear · Official MCP server
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Musicbed by Musicbed · Music libraries
Subscription and single-song music licenses, with SyncID claim clearing.
Paid · Commercial: conditions · Download only
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NASA 3D Resources by NASA · 3D models
Free NASA 3D models, with a GitHub mirror (nasa/NASA-3D-Resources); no API.
Free · Commercial: conditions Credit required · Download only
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NASA Image and Video Library by NASA · Open and public-domain media
NASA images, video and audio, generally not copyrighted in the US, with a keyless search API.
Free · Commercial: conditions Credit required · Public API
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Noto Emoji by Google · Emoji
Google emoji font and PNG/SVG images under OFL and Apache-2.0.
Free · Commercial OK No credit · Download only
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Noun Project by Noun Project · Icons
Icon library with a pay-per-use Icon API; icons under Public Domain, CC BY 3.0 or royalty-free licenses.
Paid · Commercial: conditions Credit varies No AI training · Public API + community MCP
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Objaverse / Objaverse-XL by Allen Institute for AI (AI2) · 3D models
Open 3D dataset (800K+ objects; XL 10M+) on Hugging Face with per-object licenses.
Free · Commercial: conditions Credit varies · Download only
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Open Peeps and Humaaans by Pablo Stanley · Illustrations
Hand-drawn people illustration libraries under CC0, as PNG/SVG and design-tool files.
Free · Commercial OK No credit · Download only
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OpenAI GPT Image by OpenAI · AI image generators
Image generation and editing API (gpt-image-2, gpt-image-1.5, gpt-image-1, gpt-image-1-mini).
Paid · Commercial OK · Public API
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OpenAI Sora 2 API by OpenAI · AI video generators and platforms
Former OpenAI video generation API (sora-2, sora-2-pro); shut down in September 2026.
Paid · Commercial: unclear · Download only
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OpenAI Text-to-Speech by OpenAI · Voiceover (text-to-speech)
TTS API (gpt-4o-mini-tts, tts-1, tts-1-hd) with built-in voices and custom voices for eligible customers.
Paid · Commercial: unclear · Public API
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OpenGameArt.org by OpenGameArt community · 2D game art and sprites
Community game art under per-asset CC0, CC-BY, CC-BY-SA, OGA-BY and GPL licenses.
Free · Commercial: conditions Credit varies · Download only
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OpenMoji by HfG Schwaebisch Gmuend · Emoji
Open-source emoji under CC BY-SA 4.0, with an npm package.
Free · Commercial: conditions Credit required · Package (npm/PyPI)
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Openverse by WordPress (Openverse project) · Open and public-domain media
Search engine and API for openly licensed and public-domain images and audio.
Free · Commercial: conditions Credit varies No bots · Public API
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OpusClip by OpusClip · Video assembly and rendering
AI tool that cuts long videos into short clips with captions and reframing, via a web app and an API.
Free tier · Commercial: conditions No credit No bots · Official MCP server
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Pexels by Pexels (Canva) · Stock photos and images
Free stock photos and videos with a search API.
Free · Commercial OK Credit (API) No AI training No bots · Public API
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Phosphor Icons by Phosphor Icons · Icons
MIT-licensed set of 1,248 icons in 6 weights, with React, Vue and web packages.
Free · Commercial OK No credit · Package (npm/PyPI)
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Pictory by Pictory, Corp. · AI video generators and platforms
AI video generator that turns text, scripts, URLs, images and audio into edited videos with AI voices and avatars.
Paid · Commercial OK No credit No bots · Public API
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Pika API by Pika Labs · AI video generators and platforms
Prepaid API for Pika 2.5 and third-party video models (Kling, Veo, Hailuo, Seedance).
Paid · Commercial: conditions Credit required · Public API
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Piper by Open Home Foundation · Voiceover (text-to-speech)
Fast local TTS engine (GPL-3.0) with downloadable voices under per-voice licenses.
Free · Commercial: conditions Credit varies · Package (npm/PyPI)
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Pixabay by Pixabay (Canva) · Stock photos and images
Free photos, illustrations, vectors, videos, music and sound effects; the API covers images and videos only.
Free · Commercial OK Credit (API) No AI training No bots · Public API
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Plainly by Plainly Videos · Video assembly and rendering
Video rendering API for After Effects templates.
Paid · Commercial: unclear · Public API
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Poliigon by Poliigon (Greyscalegorilla group) · Textures, materials and HDRIs
Textures, models and HDRIs with free and commercial licenses; strict rules for games.
Free tier · Commercial: conditions No AI training No bots · Download only
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Poly Haven by Poly Haven (non-profit) · Textures, materials and HDRIs
CC0 HDRIs, textures and 3D models with a free, keyless public API.
Free · Commercial OK Credit (API) No bots · Public API + community MCP
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Poly Pizza by Poly Pizza, Inc. · 3D models
10,700+ free 3D models under per-model Creative Commons licenses, with an API.
Free · Commercial: conditions Credit varies No AI training No bots · Public API + community MCP
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Printables by Prusa Research · 3D models
Prusa's 3D printing model site with per-model free licenses and paid store models; no public API found.
Free tier · Commercial: unclear Credit varies · Download only
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Quaternius by Quaternius · 3D models
Free 3D asset packs under the Quaternius Asset License, usable in commercial games.
Free · Commercial OK No credit · Download only
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Quixel Megascans by Epic Games · Textures, materials and HDRIs
Megascans scanned assets, now sold per asset on Fab, with a free starter set.
Free tier · Commercial: conditions · Download only
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Recraft API by Recraft · AI image generators
Raster and vector (SVG) image generation API (V4.1, V4, V3).
Paid · Commercial: conditions · Public API
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Remix Icon by Remix Design · Icons
Icon set under a custom Remix Icon License (since January 2026), with npm and CDN packages.
Free · Commercial: conditions No credit · Package (npm/PyPI)
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Remotion by Remotion · Video assembly and rendering
Make videos programmatically in React; free for individuals and companies of up to 3 employees.
Free tier · Commercial: conditions · Download only
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Rendi by Rendi · Video assembly and rendering
Hosted FFmpeg API: run FFmpeg commands in the cloud, priced per GB processed.
Free tier · Commercial: unclear · Public API
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Resemble AI by Resemble AI · Voiceover (text-to-speech)
Hosted TTS and voice cloning API; pricing page now centers on deepfake detection and watermarking.
Paid · Commercial: unclear · Public API
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Revid.ai by TMAKER · AI video generators and platforms
AI short-form video generator that turns scripts, prompts, links or files into finished videos, with an API, MCP server and CLI.
Paid · Commercial OK No credit No bots · Official MCP server
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Rive by Rive Inc. · UI animation (Lottie, Rive)
Animation editor (state machines) with open-source MIT runtimes for web, mobile, Unity and Unreal.
Free tier · Commercial: conditions No credit · Official MCP server
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RoboHash by RoboHash (robohash.org) · Avatars and placeholders
Web service that returns a unique robot, monster, cat or human avatar image generated from any text via a URL.
Free · Commercial: unclear Credit required · Public API
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Runway API by Runway · AI video generators and platforms
Video and image generation API with Runway models (Gen-4, Gen-4.5) and partner models such as Veo 3.1.
Paid · Commercial OK Credit (API) · Public API
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Scenario by Scenario Inc. · AI image generators
Cloud platform that generates images, video, 3D and audio game assets, with custom model training, an API and an MCP server.
Free tier · Commercial: conditions No credit · Official MCP server
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Shotstack by Shotstack · Video assembly and rendering
Cloud video editing and rendering API with a free sandbox and a hosted MCP server.
Free tier · Commercial: unclear · Official MCP server
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Shutterstock by Shutterstock · Stock photos and images
Stock images, video, music and sound effects with an API, plus a beta generative image API.
Free tier · Commercial: unclear · Public API
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Simple Icons by Simple Icons collaborators · Icons
3,400+ CC0 SVG brand icons with an npm package and a CDN.
Free · Commercial: conditions No credit · Package (npm/PyPI)
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Sketchfab by Epic Games · 3D models
3D model platform with 1M+ free CC models, a Data API and a Download API (glTF/GLB/USDZ).
Free tier · Commercial: conditions Credit varies · Public API + community MCP
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Skybox AI by Blockade Labs · AI 3D model generators
AI generator of 360° equirectangular skyboxes and environments with API, SDK and HDRI export.
Free tier · Commercial OK No credit · Public API
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Smithsonian Open Access by Smithsonian Institution · Open and public-domain media
CC0 Smithsonian collection records and 3D models, with a REST API (api.data.gov key) and an alpha 3D API.
Free · Commercial: conditions No credit · Public API
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Sonniss GDC Game Audio Bundle by Sonniss · Sound effects
Free GDC Game Audio Bundle of royalty-free, commercially usable sound effects.
Free · Commercial OK No credit No AI training · Download only
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SoundBible by SoundBible.com · Sound effects
Free sound effect clips for download in WAV or MP3 format, each labeled with its own license and author.
Free · Commercial: conditions Credit required · Download only
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SOUNDRAW API by SOUNDRAW Inc. · AI music and sound generators
AI music generation API with royalty-free commercial use inside your product.
Paid · Commercial: conditions · Public API
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Soundstripe by Soundstripe · Music libraries
Music library with a partner API; trial API keys are watermarked.
Paid · Commercial: conditions · Public API
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Source Code Pro by Adobe · Fonts
A set of open-source OpenType monospaced fonts designed for user interface environments, in several weights with italics.
Free · Commercial OK No credit · Download only
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Speechify API by Speechify · Voiceover (text-to-speech)
TTS API (Simba models) with a free plan that lists commercial use.
Free tier · Commercial OK · Public API
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Stability AI Image API by Stability AI · AI image generators
Stable Image Ultra, Core and SD3.5 via API; open weights under the Community License.
Free tier · Commercial: conditions · Public API
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Stable Audio by Stability AI · AI music and sound generators
Stability AI music and sound generation (Stable Audio 2.5/3.0) via API.
Free tier · Commercial: conditions · Public API
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Storyblocks by Storyblocks · Stock video
Subscription stock video, audio and images, with an API for platforms under Standard and Enhanced API licenses.
Free tier · Commercial: conditions No credit No AI training · Public API
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Storyset by Freepik Company · Illustrations
Editable and animated illustrations, free with attribution; no API.
Free tier · Commercial: conditions Credit required No bots · Download only
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Streamline by Streamline (Webalys) · Icons
300,000+ icons, illustrations, emojis and elements via a public API and an official MCP server.
Free tier · Commercial: unclear Credit varies · Official MCP server
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Suno by Suno Inc. · AI music and sound generators
AI song generator; paid plans give ownership and commercial use, plus an API platform.
Free tier · Commercial: conditions · Public API
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Synthesia by Synthesia · AI presenters and avatars
AI avatar video platform with an API and MCP; free videos carry a watermark.
Free tier · Commercial: unclear · Official MCP server
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Tabler Icons by Tabler · Icons
6,238 MIT icons (outline and filled) as SVG, webfont and framework packages.
Free · Commercial OK No credit · Package (npm/PyPI)
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Tavus by Tavus · AI presenters and avatars
Replica video generation and conversational video API, with an official hosted MCP.
Free tier · Commercial: unclear · Official MCP server
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Tenor by Google · Stock video
GIF and sticker search API from Google; closed to new clients.
· Commercial: unclear Credit required · Public API
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Textures.com by Textures.com · Textures, materials and HDRIs
Photo textures and materials with daily free credits and paid credit packs or subscriptions.
Free tier · Commercial: conditions No credit · Download only
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Thingiverse by UltiMaker · 3D models
3D printing model repository with a REST API and per-thing licenses, often CC BY-NC.
Free · Commercial: unclear Credit varies · Public API
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three.ws by three.ws · AI 3D model generators
Text-to-3D model generator and platform for embeddable 3D AI agents, with an API, MCP servers and a web component.
Free tier · Commercial: unclear No credit No bots · Official MCP server
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Tripo AI by Holymolly Ltd · AI 3D model generators
Online AI generator that turns text prompts, images or sketches into 3D models, with retopology, texturing and auto-rigging.
Free tier · Commercial: conditions No credit No bots · Public API
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TurboSquid by Shutterstock · 3D models
Shutterstock's 3D model marketplace under a Royalty Free License; its API is for publishing only.
Free tier · Commercial: conditions No credit No AI training · Download only
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Twemoji by jdecked (ex-Twitter maintainers) · Emoji
Twitter emoji graphics (CC BY 4.0) with a JS parser; v17.0 supports Emoji 17.0.
Free · Commercial: conditions Credit required · Package (npm/PyPI)
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Udio by Udio (Uncharted Labs) · AI music and sound generators
AI music generator; downloads have been disabled since February 2026.
· Commercial: unclear · Download only
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UI Avatars by Lasse Rafn · Avatars and placeholders
API that generates avatar images with initials from names, returned as SVG or PNG.
Free · Commercial OK No credit · Public API
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unDraw by Katerina Limpitsouni · Illustrations
Free, color-customizable SVG and PNG illustrations under the unDraw License; no API.
Free · Commercial: conditions No credit No AI training No bots · Download only
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Unity Asset Store by Unity Technologies · 3D models
Unity's marketplace of free and paid assets, accessed in the Unity Editor; no public API found.
Free tier · Commercial: conditions No AI training No bots · Download only
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Unsplash by Unsplash (Getty Images) · Stock photos and images
Free photos with a public API; paid Unsplash+ adds a separately licensed collection.
Free tier · Commercial OK Credit (API) · Public API
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Uppbeat by Music Vine Ltd · Music libraries
Music and sound effects for creators: free plan with per-video credit codes, paid plans with safelisting.
Free tier · Commercial: conditions Credit required · Download only
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WellSaid by WellSaid Labs · Voiceover (text-to-speech)
TTS voices with commercial rights on paid plans; API access is available.
Free tier · Commercial: conditions · Public API
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Wikimedia Commons by Wikimedia Foundation · Open and public-domain media
Free media repository of photos, SVGs, video and audio under per-file free licenses, with the MediaWiki API.
Free · Commercial: conditions Credit varies · Public API
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YouTube Audio Library by YouTube (Google) · Music libraries
Free music and sound effects for YouTube videos, downloaded manually in YouTube Studio.
Free · Commercial: conditions Credit varies · Download only
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YouTube Data API v3 by Google / YouTube · Publishing
Official API to upload videos and set thumbnails and captions on YouTube channels.
Free · Commercial: conditions · Public API
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OpenAI Image API (GPT Image) by OpenAI · Image generation APIs · API
GPT Image models for image generation and editing via Images and Responses APIs.
from $0.006
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Gemini API image generation (Nano Banana / Imagen) by Google · Image generation APIs · API
Gemini image models (Nano Banana) for generation and editing via the Gemini API.
from $0.0336 per 1K image
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Leonardo API by Leonardo.Ai (Canva) · Image generation APIs · API
Image and video generation API with multiple models, billed pay-as-you-go.
not published · MCP
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Prodia by Prodia · Image generation APIs · API
Generate and edit images and videos through one inference API over FLUX, SDXL, Seedream, Veo and other models.
from $0.0005
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Recraft API by Recraft · Image generation APIs · API
Raster and vector (SVG) image generation, editing and vectorization API.
from $0.04 per raster image · MCP
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FLUX API by Black Forest Labs · Image generation APIs · API
FLUX.2 and FLUX 3 image generation and editing API.
from $0.03/image · MCP
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Stability AI Image API by Stability AI · Image generation APIs · API
Stable Image Ultra/Core and SD 3.5 generation plus editing and upscaling.
from $0.01 · free tier
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Ideogram API by Ideogram · Image generation APIs · API
Text-to-image API known for accurate text rendering in images.
not published · MCP
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getimg.ai by getimg · Image generation APIs · API
AI-powered image and video generation, editing, and audio creation platform.
from $15/mo
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Veo (Gemini API) by Google · Video generation APIs · API
Veo 3.1 text and image to video with native audio via the Gemini API.
from $0.05/sec
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Runway API by Runway · Video generation APIs · API
Video and image generation API with Runway Gen-4.5 and third-party models.
from $0.01 per credit · MCP
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Luma API (Ray / Uni) by Luma AI · Video generation APIs · API
Ray3.2 video and Uni-1.1 image generation API.
from $0.15 per 5s video · MCP
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Kling API by Kuaishou (Kling AI) · Video generation APIs · API
Kling AI video and image generation via the official developer platform.
from $0.084/s · MCP
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Pika API by Pika Labs · Video generation APIs · API
Pay-as-you-go API for Pika 2.5 video plus third-party video, image and audio models.
from $0.04 per second · MCP
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HeyGen API by HeyGen · Video generation APIs · API
Generate AI avatar videos from scripts, translate videos with lip sync, and create avatars.
from $0.12/min · MCP
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Genmo by Genmo · Video generation APIs · API
Generate and edit videos using AI models.
Free plan · free tier
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Hedra by Hedra · Video generation APIs · API
Video generation API with access to leading AI models for creating videos.
from $20/mo
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Loom by Loom (Atlassian) · Video generation APIs · API
Record, edit, and share screen and video messages with AI-powered enhancements.
Free plan · free tier
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ElevenLabs Sound Effects API by ElevenLabs · Sound effects and music generation · API
Text-to-sound-effects generation, royalty-free, MP3 or WAV output.
from $0.12 per minute · free tier · MCP
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ElevenLabs Music API by ElevenLabs · Sound effects and music generation · API
Text-to-music generation (Eleven Music) up to 5 minutes per track.
from $0.15 per minute · free tier · MCP
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Stable Audio API by Stability AI · Sound effects and music generation · API
Text and audio-to-audio music and sound generation (Stable Audio 2.5 and 3.0).
from $0.01 · free tier
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Mubert API by Mubert · Sound effects and music generation · API
Royalty-free AI music generation and streaming API for apps and games.
from $49/mo
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AIVA by AIVA · Sound effects and music generation · API
AI music generation assistant that creates songs in over 250 styles.
Free plan · free tier
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Descript by Descript · Sound effects and music generation · API
Text-based video and audio editing with AI-powered tools for creators.
Free plan · free tier
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LiveKit by LiveKit · Voice (speech-to-text, text-to-speech) · API
Deploy and host AI voice and video agents with real-time communication.
from $0.01 per agent session · free tier
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ElevenLabs by ElevenLabs · Voice (speech-to-text, text-to-speech) · API
Text-to-speech, speech-to-text (Scribe), voice cloning and conversational voice-agent APIs.
from $0.04 per 1K · free tier · MCP
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Deepgram by Deepgram · Voice (speech-to-text, text-to-speech) · API
Real-time and batch speech-to-text, text-to-speech and voice-agent APIs.
from $0.0043/min · free tier · MCP
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Cartesia by Cartesia · Voice (speech-to-text, text-to-speech) · API
Low-latency text-to-speech (Sonic), speech-to-text (Ink) and managed voice agents.
from $0.014/min · free tier · MCP
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Fish Audio API by Fish Audio · Voice (speech-to-text, text-to-speech) · API
Generate speech from text with cloned or library voices, transcribe audio, and design voices.
from $0.01/successful request · free tier · MCP
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Typecast TTS API by Typecast · Voice (speech-to-text, text-to-speech) · API
Text-to-speech API with 600+ AI voices for websites, apps, games, and podcasts.
from $0.07 per 1,000 credits · free tier
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Tripo API by Tripo AI (VAST) · 3D model generation · API
Text, image and multiview to 3D model generation API.
from $0.01 · MCP
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Meshy API by Meshy · 3D model generation · API
Text-to-3D and image-to-3D generation with texturing, remeshing and rigging.
Free plan · free tier · MCP
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Rodin (Hyper3D) by Deemos · 3D model generation · API
Rodin Gen-2/2.5 text and image to 3D generation API.
from $120/mo · MCP
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Sloyd API by Sloyd · 3D model generation · API
Game-ready 3D model generation from text or images via prepaid API credits.
from $1
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Kaedim API by Kaedim · 3D model generation · API
Image-to-3D asset production for games, offered as an enterprise API.
not published
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Stability AI 3D API by Stability AI · 3D model generation · API
Single-image to 3D asset generation (Stable Fast 3D, SPAR3D).
from $0.01 · free tier
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AGENTS.md, so the agent only uses what you are allowed to use.
Photos, video and images
Music, sound and voice
3D and game assets
Icons, fonts and UI
Video tools
Recently closed or restricted
- Adobe Stock Restricted Since November 2024 the API is only available to Stock for Enterprise customers; others go through the Affiliate or Prerelease program.
- Google Poly Closed Site and Poly API shut down on 30 Jun 2021; poly.google.com returns 502.
- LMNT Closed The homepage reads 'LMNT has shut down'; date not stated.
- OpenAI Sora 2 API Closed Sora 2 models and the Videos API were shut down on September 24, 2026.
- Pexels Paused The API page says new API key issuance is currently paused.
- Tenor Restricted Docs: no new API clients since Jan 2026; a 'Tenor API Service Discontinuation' notice is posted.
- Udio Restricted Downloading of audio, video and stems was disabled (2026-02-17) after the UMG partnership.
Not legal advice. Licenses change: every source page links the license and terms we read and the date. Vendor statements are quoted as reported. To generate new images, video, music or 3D instead, see APIs for agents.