PyCryptodome
Self-contained cryptography library for Python with encryption, hashing and signing.
Auth and security libraries PyPI BSD, Public Domain
Used in agent projects
51
0.4% of 12,697 public repos built with AI coding agents
Rank in auth and security libraries
#23 of 47
by use in those projects
Downloads
17.4M
PyPI, last 7 days, pycryptodome
GitHub stars
3,273
last push Oct 10, 2026
How PyCryptodome is used
PyCryptodome is a dependency in 51 of the 12,697 public GitHub projects set up for AI coding agents that we scanned (0.4%), #23 of 47 in auth and security libraries. The most used alternative there is NextAuth.js. Projects that use it most often also use Requests (92.2%), websockets (80.4%), charset-normalizer (74.5%).
Often used with PyCryptodome
| Requests | 92.2% of PyCryptodome projects · 17.3× more than average |
|---|---|
| websockets | 80.4% of PyCryptodome projects · 35.7× more than average |
| charset-normalizer | 74.5% of PyCryptodome projects · 59.9× more than average |
| urllib3 | 74.5% of PyCryptodome projects · 49.0× more than average |
| aiohttp | 70.6% of PyCryptodome projects · 30.4× more than average |
| solders | 68.6% of PyCryptodome projects · 20.6× more than average |
By coding agent
| Claude Code | 0.3% of projects set up for it |
|---|---|
| GitHub Copilot | 0.2% of projects set up for it |
Share of public repos configured for each agent that list PyCryptodome as a dependency.
Install
| Package | pip install pycryptodome |
|---|---|
| Main stacks | Python (49), Next.js (2) |
| Example projects | solana-developers/solana-cookbook, capture0x/AdStrike, XargonWan/Synthetic_Heart, siiway/NextBridge, fireblocks/fireblocks-key-recovery-tool |
Alternatives to PyCryptodome
| Tool | Used in agent projects | Downloads / wk | GitHub stars | License |
|---|---|---|---|---|
| NextAuth.js npm Complete open-source authentication solution designed for Next.js applications. |
266 (2.1%) | 6.7M | 28.4K | ISC |
| bcryptjs npm Pure JavaScript bcrypt implementation for secure password hashing without dependencies. |
256 (2.0%) | 14.7M | 3,797 | BSD-3-Clause |
| jsonwebtoken npm Create, verify and decode JSON Web Tokens for authentication and secure data transmission. |
241 (1.9%) | 59.3M | 18.2K | MIT |
| cryptography pypi Python library providing cryptographic recipes and primitives for secure applications. |
213 (1.7%) | 281M | 7,803 | — |
| jose npm Comprehensive JWT and JWK handling for Node.js and web runtimes. |
141 (1.1%) | 151M | 7,824 | MIT |
| PyJWT pypi Python library for encoding and decoding JSON Web Tokens. |
128 (1.0%) | 154M | 5,714 | — |
| Better Auth npm Comprehensive authentication framework for TypeScript with multiple strategies. |
126 (1.0%) | 11.4M | 30.2K | MIT |
| Helmet npm Express middleware that sets HTTP security headers to prevent vulnerabilities. |
125 (1.0%) | 16.2M | 10.7K | MIT |