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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python-json-logger
Format Python's standard logging output as structured JSON
pytest-order
Pytest plugin for running tests in a specific, controllable order
pyo3-async-runtimes
PyO3 bridges between Rust async runtimes and Python's asyncio
cron-descriptor
A Python library that converts cron expressions into plain-English, localized descriptions.
service-identity
Verifies that a pyOpenSSL or cryptography TLS certificate is genuinely valid for the hostname, IP, or SRV name you intended to connect to.
rpds-py
Rust-powered persistent data structures for Python, with structural sharing for fast immutable updates.
Apache Airflow
Programmatically author, schedule, and monitor data workflows as Python-defined DAGs.
Textual
The Python framework for building sophisticated terminal and web user interfaces with a simple, async-native API.
LangChain Daytona
Daytona sandbox backend integration for LangChain's Deep Agents harness
FlatBuffers
Google's memory-efficient, zero-copy serialization library for cross-language data exchange
LightGBM
A fast, distributed, high-performance gradient boosting framework based on decision tree algorithms, used for ranking, classification, and other machine learning tasks.
pytube
A lightweight, dependency-free Python library for downloading YouTube videos
statsmodels
Statistical modeling and econometrics in Python, with rigorous estimation and inference.
django-allauth
Integrated Django app for authentication, registration, and social login
OpenTelemetry Instrumentation for Anthropic
OpenTelemetry auto-instrumentation for the Anthropic Python SDK, tracing prompts and completions
marshmallow
An ORM/framework-agnostic Python library for converting complex objects to and from native datatypes, with built-in validation.
fastapi-users
Ready-to-use, fully customizable user registration, authentication, and management for FastAPI applications.
Jedi
Static analysis library for Python powering autocompletion, goto, refactoring, and reference search across editors and IDEs
Google Maps Services Python
The official Python client library for Google Maps Platform Web Services
AG2
An open-source AgentOS framework for building multi-agent AI systems
autopep8
Automatically format Python code to conform to the PEP 8 style guide.
ujson
Ultra-fast JSON encoder and decoder for Python, written in C
Pydantic Logfire
Python observability SDK from the Pydantic team, built on OpenTelemetry for tracing, metrics, and logs.
XlsxWriter
A Python module for creating fully-featured Excel XLSX files with charts, formatting, and formulas
