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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ahocorasick_rs
A fast Aho-Corasick multi-pattern string and byte search library for Python, backed by Rust.
astunparse
Converts a Python AST back into readable, re-parseable source code, plus a pretty-printing dump utility.
Pyphen
A pure Python library that hyphenates text using Hunspell dictionaries, covering 50+ languages.
timeago
Format Python datetimes into human-friendly '3 hours ago' relative time strings across 40+ locales.
serde-pickle
A Serde-based Rust library for reading and writing Python's pickle serialization format.
cairocffi
CFFI-based Python bindings for the Cairo 2D graphics library, a drop-in Pycairo replacement with no C compiler required at install time.
newrelic-python-agent
Auto-instruments Python web apps, databases, and background jobs to stream real-time performance and error data to New Relic APM.
azure-kusto-python
Python client library for querying and streaming results from Azure Data Explorer (Kusto) clusters using KQL.
luqum
Parses Lucene query syntax into a Python AST you can inspect, transform, and convert into native ElasticSearch JSON DSL queries.
Cucumber Expressions
A human-readable alternative to regular expressions for matching Gherkin step text
SQLAlchemy-JSON
Mutation-tracked JSON column types for SQLAlchemy, including deeply nested changes.
python-zstd
Simple, fast Python bindings for Facebook's Zstandard compression library
tld
Extract the top-level domain (TLD), domain, and subdomain from any URL
pybase64
Fast Base64 encoding and decoding for Python, powered by a SIMD-accelerated C extension with an automatic pure-Python fallback.
Azure Functions Python Library
The Python programming model for Azure Functions: triggers, bindings, and typed request/response objects.
pyjson5
A fast JSON5 serializer and parser for Python 3, implemented in Cython with a C++ core.
querystringify
A small, dependency-free JavaScript library for parsing and building URL query strings, with built-in protection against prototype-pollution keys.
webcolors
A pure-Python library for converting and normalizing HTML/CSS color names, hex codes, and RGB values
serpapi
The official Python client for SerpApi, returning structured search results from Google, Bing, and more.
confusable_homoglyphs
Detect dangerous Unicode homoglyphs and mixed-script strings to stop impersonation attacks
strfmt
Python-style dynamic string formatting for Rust, using a HashMap of named keys instead of compile-time literals.
svix-ksuid
Pure-Python KSUID (K-sortable unique ID) implementation from Svix
brotlicffi
Python CFFI bindings for Google's Brotli compression library, providing an API-compatible fallback for PyPy and other non-CPython runtimes.
pydyf
A low-level PDF generator for Python based on the PDF 1.7 specification.
