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

92Health
Library Go

gopsutil

A Go library that ports Python's psutil, giving programs a pure-Go way to read CPU, memory, disk, network, host, sensor, and process statistics across every major OS.

11,929
BSD 3
Used by 22
88Health
Library Go

go-sqlite3

A self-contained CGO driver that brings SQLite3 to Go's standard database/sql interface.

9,242
MIT
Used by 22
80Health
Library PyPI

attrs

Python classes without boilerplate — generate init, repr, equality, and more from declarative field definitions.

5,846
MIT
Used by 22
97Health
SDK Go

azcore

The core HTTP pipeline, credentials, and error types shared by every Azure SDK for Go client library.

1,855
MIT
Used by 22
92Health
Framework PyPI

LangChain

The most widely adopted Python framework for building LLM-powered agents and applications

147,170
MIT
Used by 21
98Health
Framework Composer

Laravel

The expressive, elegant PHP framework for building modern web applications

34,931
MIT
Used by 21
71Health
Library PyPI

loguru

A drop-in replacement for Python's standard logging module that makes logging enjoyable, with almost no setup required.

24,134
MIT
Used by 21
94Health
Framework PyPI

Starlette

A lightweight ASGI framework/toolkit for building async web services and apps in Python

12,639
BSD 3
Used by 21
91Health
Library Go

testcontainers-go

Programmatically spin up disposable Docker containers for Go integration and smoke tests, then tear them down automatically.

4,993
MIT
Used by 21
65Health
Library Go

semver

A fast, spec-compliant Go library for parsing, comparing, and sorting semantic versions with npm-style range constraints.

1,438
MIT
Used by 21
89Health
Library PyPI

filelock

A platform-independent file lock for Python that supports the with-statement.

978
MIT
Used by 21
90Health
SDK PyPI

docker-py

Official Python library for the Docker Engine API — manage containers, images, networks, and Swarm clusters from your own code.

7,214
Apache 2.0
Used by 20
45Health
Library PyPI

markupsafe

Escapes untrusted strings for safe use in HTML and XML markup, preventing injection attacks in templated output.

697
BSD 3
Used by 20
68Health
Library PyPI

orjson

A fast, correct, Rust-backed JSON library for Python with native dataclass, datetime, and numpy support

8,234
Apache 2.0
Used by 19
47Health
Library PyPI

tomli

A lil' TOML parser for Python — fast, spec-compliant, and dependency-free.

572
MIT
Used by 19
92Health
Framework PyPI

LangGraph

A low-level orchestration framework for building stateful, multi-actor LLM agents as graphs

42,375
MIT
Used by 18
54Health
Library Composer

Collision

Beautiful command-line error reporting for PHP apps and test suites

4,659
MIT
Used by 18
91Health
Library PyPI

Pygments

Generic syntax highlighter for Python supporting over 500 languages and formats

2,211
Other
Used by 18
92Health
Framework Go

urfave/cli

A declarative, dependency-free Go package for building fast, friendly command-line tools.

24,260
MIT
Used by 17
98Health
SDK PyPI

Azure Container Service Management (Python)

Provision and manage Azure Kubernetes Service and container clusters from Python.

5,609
MIT
Used by 17
91Health
Library Go

goldmark

A CommonMark-compliant Markdown parser and renderer for Go, built around a walkable AST and pluggable extensions.

5,041
MIT
Used by 17
51Health
Library Go

pty

A minimal, dependency-free Go library for opening and managing Unix pseudo-terminals.

2,095
MIT
Used by 17
48Health
Library Go

go-isatty

Cross-platform Go library that detects whether a file descriptor is connected to a terminal, including Cygwin and MSYS2 ptys on Windows.

926
MIT
Used by 17
91Health
Library PyPI

Celery

Distributed task queue for running asynchronous jobs, scheduled work, and complex workflows across Python applications at scale.

28,914
BSD 3
Used by 16

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