KaTeX
Fast, web-based math typesetting library for rendering LaTeX.
Markdown, editors and content npm MIT
Used in agent projects
75
0.6% of 12,697 public repos built with AI coding agents
Rank in markdown, editors and content
#10 of 46
by use in those projects
Downloads
28M
npm, last 7 days, katex
GitHub stars
20.4K
last push Oct 9, 2026
How KaTeX is used
KaTeX is a dependency in 75 of the 12,697 public GitHub projects set up for AI coding agents that we scanned (0.6%), #10 of 46 in markdown, editors and content. The most used alternative there is react-markdown. Projects that use it most often also use Tailwind Merge (58.7%), Lucide React (64.0%), clsx (58.7%).
Often used with KaTeX
| Tailwind Merge | 58.7% of KaTeX projects · 3.5× more than average |
|---|---|
| Lucide React | 64.0% of KaTeX projects · 3.2× more than average |
| clsx | 58.7% of KaTeX projects · 3.3× more than average |
| Class Variance Authority | 52.0% of KaTeX projects · 3.7× more than average |
| Tailwind CSS | 80.0% of KaTeX projects · 2.3× more than average |
| React | 85.3% of KaTeX projects · 2.0× more than average |
| remark-math | 41.3% of KaTeX projects · 83.3× more than average |
| rehype-katex | 40.0% of KaTeX projects · 101.6× more than average |
By coding agent
| Claude Code | 1.1% of projects set up for it |
|---|---|
| Cursor | 1.0% of projects set up for it |
| GitHub Copilot | 0.7% of projects set up for it |
| Gemini CLI | 2.3% of projects set up for it |
| OpenAI Codex | 1.8% of projects set up for it |
Share of public repos configured for each agent that list KaTeX as a dependency.
Install
| Package | npm install katex |
|---|---|
| Main stacks | Next.js (37), TypeScript / JavaScript (31), Python (3), PHP (2) |
| Example projects | miantiao-me/bm.md, JNTMTMTM/eIsland, 1600822305/AetherLink, cdavid817/vanehub-ai, leyten/c0mpute |
Alternatives to KaTeX
| Tool | Used in agent projects | Downloads / wk | GitHub stars | License |
|---|---|---|---|---|
| react-markdown npm React component for rendering markdown with customizable component handling. |
360 (2.8%) | 37.2M | 15.9K | MIT |
| remark-gfm npm Remark plugin adding GitHub Flavored Markdown support for tables and strikethrough. |
288 (2.3%) | 44.5M | 1,249 | MIT |
| Jinja2 pypi Fast and expressive template engine for Python with powerful flexibility. |
175 (1.4%) | 145M | 11.8K | — |
| Marked npm Fast, efficient markdown parser for converting markdown to HTML. |
148 (1.2%) | 83.8M | 37.2K | MIT |
| React Syntax Highlighter npm React component for syntax highlighting code with Prism.js or Highlight.js. |
110 (0.9%) | 7.8M | 4,674 | MIT |
| gray-matter npm Parser extracting YAML/JSON front matter from markdown and text files. |
106 (0.8%) | 10.6M | 4,490 | MIT |
| Tiptap npm Headless Vue/React rich text editor framework with customizable extensions. |
105 (0.8%) | 18.7M | 38.7K | MIT |
| Pygments pypi Syntax highlighting library for code in Python supporting hundreds of programming languages. |
97 (0.8%) | 239M | 2,213 | — |