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

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
46Health
Library npm

jsonrepair

Repair invalid or broken JSON documents — missing quotes, trailing commas, truncation, and more

2,408
Other
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 npm

node-xml2js

XML-to-JavaScript-object parser and builder for Node.js

4,959
MIT
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
95Health
SDK Cargo

vercel_runtime

The official Rust runtime for writing and deploying serverless functions on Vercel.

16,313
Apache 2.0
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 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
75Health
Library PyPI

bcrypt (Python)

A Python library for secure password hashing using the bcrypt algorithm with an adjustable work factor

1,501
Apache 2.0
Used by 16
48Health
Library npm

swagger-ui-express

Serves interactive Swagger UI API documentation directly from your Express app based on a Swagger/OpenAPI JSON or YAML document.

1,494
MIT
Used by 16
91Health
Framework PyPI

django-rest-framework

The most widely-used toolkit for building Web APIs on top of Django, with serializers, viewsets, and a built-in browsable API.

30,191
BSD 3
Used by 15
66Health
Library Go

zerolog

A zero-allocation, chaining-API JSON logger for Go built for both structured production output and pretty local development logs.

12,508
MIT
Used by 15
98Health
SDK PyPI

Azure Identity (Python)

Microsoft Entra ID token authentication for Azure SDK clients in Python

5,609
MIT
Used by 15
68Health
Library npm

electron-store

Simple, encrypted JSON persistence for your Electron app — save user settings, window state, and cache across the main and renderer processes.

5,021
MIT
Used by 15
46Health
Library PyPI

itsdangerous

A small Python toolkit for cryptographically signing data so you can trust it hasn't been tampered with when it comes back from an untrusted client.

3,135
BSD 3
Used by 15
40Health
Library PyPI

aiosqlite

Async/await-friendly wrapper around Python's built-in sqlite3 module for asyncio applications.

1,576
MIT
Used by 15

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