tree-sitter
Python bindings for Tree-sitter parser library for syntax analysis and code transformation.
Used in agent projects
25
0.2% of 12,697 public repos built with AI coding agents
Rank in linting and formatting
#32 of 40
by use in those projects
Downloads
10.7M
PyPI, last 7 days, tree-sitter
GitHub stars
1,508
last push Aug 30, 2026
How tree-sitter is used
tree-sitter is a dependency in 25 of the 12,697 public GitHub projects set up for AI coding agents that we scanned (0.2%), #32 of 40 in linting and formatting. The most used alternative there is ESLint. Projects that use it most often also use Model Context Protocol SDK (Python) (84.0%), Pydantic (72.0%), PyYAML (60.0%).
Often used with tree-sitter
| Model Context Protocol SDK (Python) | 84.0% of tree-sitter projects · 22.0× more than average |
|---|---|
| Pydantic | 72.0% of tree-sitter projects · 14.1× more than average |
| PyYAML | 60.0% of tree-sitter projects · 19.8× more than average |
| FastAPI | 56.0% of tree-sitter projects · 13.2× more than average |
| Uvicorn | 56.0% of tree-sitter projects · 13.1× more than average |
| python-dotenv | 44.0% of tree-sitter projects · 6.7× more than average |
| Click | 40.0% of tree-sitter projects · 22.8× more than average |
| NumPy | 40.0% of tree-sitter projects · 10.4× more than average |
By coding agent
| Claude Code | 0.6% of projects set up for it |
|---|---|
| Cursor | 0.4% of projects set up for it |
| GitHub Copilot | 0.3% of projects set up for it |
Share of public repos configured for each agent that list tree-sitter as a dependency.
Install
| Package | pip install tree-sitter |
|---|---|
| Main stacks | Python (25) |
| Example projects | bobmatnyc/claude-mpm, Consiliency/Code-Index-MCP, aanno/cocoindex-code-mcp-server, jagoff/memo, mimfort/rag_for_git |
Alternatives to tree-sitter
| Tool | Used in agent projects | Downloads / wk | GitHub stars | License |
|---|---|---|---|---|
| ESLint npm Linter that finds and fixes JavaScript code patterns based on AST analysis. |
4,833 (38.1%) | 162M | 27.6K | MIT |
| Prettier npm Opinionated code formatter for JavaScript, TypeScript, and related languages. |
2,218 (17.5%) | 138M | 52.4K | MIT |
| Biome npm Fast web toolchain providing linting, formatting and code quality all in one. |
445 (3.5%) | 17.7M | 25.9K | MIT OR Apache-2.0 |
| oxlint npm Fast JavaScript linter written in Rust with zero-config defaults. |
206 (1.6%) | 25.7M | 23K | MIT |
| Knip npm Find and fix unused dependencies, exports and files in TypeScript/JavaScript projects. |
150 (1.2%) | 17.5M | 12.4K | ISC |
| stylelint npm Linter that finds and fixes CSS errors and enforces code style conventions. |
140 (1.1%) | 10.8M | 11.5K | MIT |
| oxfmt npm Fast JavaScript formatter from the Oxc compiler project. |
125 (1.0%) | 16.3M | 23K | MIT |
| ESLint Import Resolver TypeScript npm ESLint plugin resolver adding TypeScript support to import/export linting. |
119 (0.9%) | 48.8M | 825 | ISC |