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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Sort:Used by Most Apps
tenacity
A general-purpose Python retrying library that adds configurable retry behavior to almost anything
Charset Normalizer
A pure-Python universal charset detector that turns text of unknown encoding into clean Unicode.
Matplotlib
Python's foundational plotting library for static, animated, and interactive charts
SciPy
Fundamental algorithms for scientific computing, optimization, and statistics in Python.
attrs
Python classes without boilerplate — generate init, repr, equality, and more from declarative field definitions.
LangChain
The most widely adopted Python framework for building LLM-powered agents and applications
loguru
A drop-in replacement for Python's standard logging module that makes logging enjoyable, with almost no setup required.
Starlette
A lightweight ASGI framework/toolkit for building async web services and apps in Python
filelock
A platform-independent file lock for Python that supports the with-statement.
docker-py
Official Python library for the Docker Engine API — manage containers, images, networks, and Swarm clusters from your own code.
markupsafe
Escapes untrusted strings for safe use in HTML and XML markup, preventing injection attacks in templated output.
orjson
A fast, correct, Rust-backed JSON library for Python with native dataclass, datetime, and numpy support
tomli
A lil' TOML parser for Python — fast, spec-compliant, and dependency-free.
LangGraph
A low-level orchestration framework for building stateful, multi-actor LLM agents as graphs
Pygments
Generic syntax highlighter for Python supporting over 500 languages and formats
Azure Container Service Management (Python)
Provision and manage Azure Kubernetes Service and container clusters from Python.
Celery
Distributed task queue for running asynchronous jobs, scheduled work, and complex workflows across Python applications at scale.
bcrypt (Python)
A Python library for secure password hashing using the bcrypt algorithm with an adjustable work factor
django-rest-framework
The most widely-used toolkit for building Web APIs on top of Django, with serializers, viewsets, and a built-in browsable API.
migrate
Database schema migrations for Go, usable as a CLI tool or an importable library with pluggable source and database drivers.
Azure Identity (Python)
Microsoft Entra ID token authentication for Azure SDK clients in Python
itsdangerous
A small Python toolkit for cryptographically signing data so you can trust it hasn't been tampered with when it comes back from an untrusted client.
aiosqlite
Async/await-friendly wrapper around Python's built-in sqlite3 module for asyncio applications.
croniter
Parses cron schedule strings and iterates the matching datetime values, with DST, second/year fields, and last-weekday support.
