Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

81Health
Tool Composer

Laravel Backup

Automated database and file backups for Laravel apps, with cleanup and health monitoring

6,026
MIT
Used by 3
92Health
Tool Composer

Psalm

A PHP static analysis tool that finds type errors, dead code, and security vulnerabilities before runtime.

5,899
MIT
Used by 3
86Health
Library Go

River

A robust, high-performance background job queue for Go, built directly on Postgres with transactional job enqueueing.

5,807
MPL-2.0
Used by 3
83Health
Library PyPI

disposable-email-domains

A community-maintained blocklist of disposable email domains for filtering throwaway signups.

5,614
Other
Used by 3
54Health
SDK npm

@mcp-ui/client

React SDK for rendering interactive UI resources from MCP tools

5,230
Apache 2.0
Used by 3
81Health
Tool npm

fallow

Rust-native static analysis for TypeScript and JavaScript that finds dead code, duplication, cycles, and architecture drift with no compiler or AI in the loop.

5,228
MIT
Used by 3
44Health
Library npm

immutability-helper

A drop-in replacement for react-addons-update that mutates a copy of your data without touching the original, using a concise MongoDB-inspired command syntax.

5,182
MIT
Used by 3
47Health
Library npm

Autosize

A tiny, dependency-free script that grows and shrinks textareas to fit their content.

5,082
MIT
Used by 3
87Health
Library Composer

libphonenumber for PHP

A PHP port of Google's libphonenumber for parsing, formatting, validating, and storing international phone numbers.

5,070
Apache 2.0
Used by 3
78Health
Tool Cargo

UniFFI

A multi-language bindings generator that exposes Rust code to Kotlin, Swift, Python, and Ruby.

5,050
MPL-2.0
Used by 3
91Health
Framework PyPI

AG2

An open-source AgentOS framework for building multi-agent AI systems

5,013
Apache 2.0
Used by 3
65Health
SDK PyPI

Google Maps Services Python

The official Python client library for Google Maps Platform Web Services

4,984
Apache 2.0
Used by 3
79Health
Library Go

go-mysql

A pure Go toolset for the MySQL wire protocol, binlog replication, and building custom sync, proxy, and CDC pipelines.

4,969
MIT
Used by 3
54Health
Library PyPI

geopy

A Python client library that geocodes addresses and reverse-geocodes coordinates through a single consistent API across 30+ geocoding web services.

4,870
MIT
Used by 3
89Health
Library npm

Ant Design X

React components for building AI-native chat, copilot, and agent interfaces on top of Ant Design.

4,817
MIT
Used by 3
73Health
Library Go

golang-set

A generic, thread-safe set collection for Go modeled after Python's set type.

4,771
MIT
Used by 3
42Health
Library npm

request-promise

A Bluebird-powered Promise wrapper around the request HTTP client for Node.js — deprecated since 2020 along with request itself.

4,710
Other
Used by 3
52Health
Tool PyPI

autopep8

Automatically format Python code to conform to the PEP 8 style guide.

4,656
MIT
Used by 3
41Health
SDK npm

chrome-remote-interface

A Node.js client for the Chrome DevTools Protocol, exposing every browser command, event, and type as a plain JavaScript API.

4,558
MIT
Used by 3
84Health
Library Composer

TCPDF

Pure-PHP library for generating PDF documents, barcodes, and forms with Unicode and RTL support

4,525
Other
Used by 3
88Health
SDK PyPI

Pydantic Logfire

Python observability SDK from the Pydantic team, built on OpenTelemetry for tracing, metrics, and logs.

4,521
MIT
Used by 3
78Health
Library PyPI

ujson

Ultra-fast JSON encoder and decoder for Python, written in C

4,501
BSD 3
Used by 3
55Health
Library npm

StreamSaver.js

Saves large files and streams straight to disk from the browser without loading them into memory.

4,372
MIT
Used by 3
52Health
Tool Composer

Symfony Flex

The Composer plugin that automates recipe installation and scaffolding for Symfony apps.

4,212
MIT
Used by 3

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