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
Sort:Used by Most Apps
kgb
Function spies for Python unit tests that intercept, record, and reroute calls without heavy-handed mocking.
chargebee-python
Official Python client library for the Chargebee subscription billing and revenue-management API.
zipstream-ng
A modern Python library for generating and streaming ZIP files without buffering them in memory.
pydantic-collections
Validated, list-like collections of Pydantic models via a single BaseCollectionModel class.
python3-openid
OpenID 2.0 authentication library for Python 3, with relying-party (consumer) and identity-provider (server) support.
py-ubjson
Universal Binary JSON (UBJSON) draft-12 encoder and decoder for Python
BlendModes
Apply Photoshop-style layer blend modes to images in Python with NumPy and Pillow
fastar
High-performance Python tar archives powered by Rust
altcha
Create and verify ALTCHA proof-of-work CAPTCHA challenges in Python with a zero-dependency, fully typed library.
matplotlib-inline
Inline Matplotlib backend that renders figures directly inside Jupyter and IPython notebook cells.
Microsoft Kiota Abstractions
Core request, serialization, and auth abstractions that every Kiota-generated Python API client depends on to build and run.
abxpkg
Modern, strongly-typed Python library and CLI for detecting, installing, and managing system binaries across apt, brew, pip, npm, cargo, and more.
loro-py
Python bindings for the Loro CRDT engine for local-first, collaborative data.
elastic-transport-python
The shared HTTP transport layer powering Elastic's Python client libraries
python-mimeparse
Basic functions for parsing and content-negotiating Internet media types in Python.
tag-expressions
A small boolean-expression parser and evaluator for selecting Gherkin scenarios by tag, used by behave and other Cucumber-family test runners.
firebolt-sdk
A Python DB-API 2.0 client for the Firebolt cloud data warehouse.
sanic-routing
The AST-compiled node-tree router that powers Sanic's path and signal routing.
spacy-loggers
Training-run loggers for spaCy: Weights & Biases, MLflow, ClearML, PyTorch, CuPy
django-signal-webhooks
Fire webhooks automatically from Django model signals - create, update, delete, and M2M changes - with per-model admin configuration and async delivery.
mattermostwrapper
A lightweight Python client for the Mattermost v4 REST API, built for bots and automation scripts.
akeyless-python
Auto-generated Python SDK for the Akeyless Vault secrets management and encryption platform.
statshog
A lightweight Python StatsD client for sending counters, gauges, and timers to StatsD and Telegraf.
turbovec
A Rust vector index with Python bindings that compresses embeddings to 2-4 bits and searches faster than FAISS.
