Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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pymilvus
The official Python SDK for Milvus, the open-source vector database for embedding-based similarity search.
jsonschema
A high-performance JSON Schema validator for Rust with Python, Ruby, and WASM bindings
tree-sitter-javascript
JavaScript and JSX grammar for the tree-sitter incremental parsing library
OpenAI Agents SDK
OpenAI's provider-agnostic Python framework for building multi-agent LLM workflows with tools, guardrails, and tracing.
isort
Automatically sorts and organizes Python import statements
Werkzeug
The comprehensive WSGI utility library that powers Flask and countless Python web apps.
gevent
Coroutine-based concurrency for Python, built on greenlets and a fast libev/libuv event loop.
json_repair
Repair malformed JSON from LLMs, APIs, logs, and user input — a drop-in fallback for json.loads().
python-socketio
Python implementation of the Socket.IO realtime protocol for both servers and clients.
Markdown
The reference Python implementation of John Gruber's Markdown, with a pluggable extension system for converting text to HTML.
msgspec
A fast, zero-cost serialization and validation library for JSON, MessagePack, YAML, and TOML in Python.
flake8
The CLI linter that wraps PyFlakes, pycodestyle, and McCabe complexity checks into a single Python style and error checker.
html2text
Converts HTML into clean, readable Markdown-formatted plain text, as both a Python library and a CLI tool.
PyMdown Extensions
A rich extension pack for Python-Markdown adding tabs, superfences, emoji, and more
byteorder
A lightweight Rust library for reading and writing numbers in big-endian and little-endian order
aioboto3
An async wrapper around boto3's high-level AWS resources, backed by aiobotocore
Flask-CORS
Cross-Origin Resource Sharing (CORS) support for Flask applications
argon2-cffi
Secure, high-level password hashing for Python using Argon2
officeParser
Parse Office documents into a rich AST and generate Markdown, HTML, PDF, or RAG chunks
json-2-csv
Converts arrays of JSON documents to RFC 4180 compliant CSV and back, with native support for nested sub-documents.
humantime
A fast parser and formatter for std::time::Duration and SystemTime in human-friendly notation
oclif Core
The Node.js framework that powers Salesforce CLI and Heroku CLI, providing flag parsing, help generation, and a plugin system for building CLIs.
Faker
A Python library that generates realistic fake data for testing, seeding, and anonymizing datasets across 70+ locales.
nom
A byte-oriented, zero-copy parser combinators library for Rust
