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
configcat-js
Official JavaScript SDK for evaluating ConfigCat feature flags and remote config values directly in the browser.
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.
Utopia Cache
A dependency-free PHP caching library with a single Cache facade and swappable adapters for filesystem, Redis, Memcached, Hazelcast, sharding, pooling, and circuit-breaking.
CakePHP Plugin Installer
A Composer plugin that makes your CakePHP application aware of plugins installed into vendor/.
weakmap-polyfill
A lightweight, spec-compliant ES6 WeakMap polyfill for browsers and JS engines without native support.
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.
RoadRunner CLI
A Composer-installed command-line tool for downloading, configuring, and managing the RoadRunner binary
simple-xml-to-json
A tiny, dependency-free library that transpiles XML into JSON through an AST.
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.
RoadRunner Jobs
A PHP SDK for dispatching and consuming background jobs through RoadRunner's queue plugin
Symfony Brevo Mailer
Symfony Mailer bridge for sending transactional email through Brevo over SMTP or API.
Duo Universal PHP SDK
Official PHP SDK for adding Duo OIDC-based two-factor authentication to web applications.
elastic-transport-python
The shared HTTP transport layer powering Elastic's Python client libraries
estree-util-build-jsx
Converts JSX embedded in an ESTree syntax tree into React.createElement or automatic jsx-runtime calls.
EVP_BytesToKey
Reimplements OpenSSL's legacy EVP_BytesToKey key-derivation algorithm in pure JavaScript for compatibility with older OpenSSL-encrypted data.
Matomo Network
A PHP library for parsing and manipulating IPv4 and IPv6 addresses.
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.
string.prototype.matchall
Spec-compliant ES2020 polyfill for String.prototype.matchAll.
firebolt-sdk
A Python DB-API 2.0 client for the Firebolt cloud data warehouse.
FOSOAuthServerBundle (klapaudius)
Actively maintained OAuth2 server bundle for Symfony 5 through 8
