Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
All Packages
Category
Tags2
Sort:Used by Most Apps
Ruff
An extremely fast Python linter and code formatter, written in Rust, built as a drop-in replacement for Flake8, Black, isort, and dozens of plugins.
ts-morph
Navigate and manipulate TypeScript code with a friendlier compiler API wrapper
PHP CS Fixer
CLI tool that automatically fixes PHP code to follow coding standards
flake8
The CLI linter that wraps PyFlakes, pycodestyle, and McCabe complexity checks into a single Python style and error checker.
Pylint
A static code analyser for Python that catches bugs and enforces coding standards
PHP_CodeSniffer
Tokenizes PHP files and detects (and auto-fixes) violations of defined coding standards.
Griffe
Extract signatures and structure from entire Python programs for API docs and breaking-change detection.
rpds-py
Rust-powered persistent data structures for Python, with structural sharing for fast immutable updates.
Jedi
Static analysis library for Python powering autocompletion, goto, refactoring, and reference search across editors and IDEs
Psalm
A PHP static analysis tool that finds type errors, dead code, and security vulnerabilities before runtime.
fallow
Rust-native static analysis for TypeScript and JavaScript that finds dead code, duplication, cycles, and architecture drift with no compiler or AI in the loop.
go-ruleguard dsl
The Go API for authoring ruleguard rule files that match, filter, and report on Go source code.
astroid
A Python AST library with static type and value inference, powering pylint
ty
An extremely fast Python type checker and language server written in Rust.
PHPDoc Parser
A next-generation phpDoc parser producing an AST, with support for generics and intersection types.