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

90Health
Framework PyPI

FastAPI

A modern, high-performance Python web framework for building APIs with automatic validation, serialization, and interactive docs.

102,333
MIT
Used by 76
90Health
Tool PyPI

Ruff

An extremely fast Python linter and code formatter, written in Rust, built as a drop-in replacement for Flake8, Black, isort, and dozens of plugins.

49,630
MIT
Used by 46
90Health
Library npm

Prisma Client

Auto-generated, type-safe database client for Node.js and TypeScript.

47,610
Apache 2.0
Used by 46
42Health
Library npm

GSAP

The industry-standard JavaScript animation library for tweening CSS, SVG, canvas, and UI with rock-solid cross-browser reliability.

28,405
Other
Used by 11
55Health
SDK npm

msgraph-sdk-javascript

Official Microsoft Graph JavaScript SDK for calling the Graph API from Node.js and the browser.

833
MIT
Used by 8
94Health
Library npm

gridstack.js

A dependency-free TypeScript library for building draggable, resizable, responsive dashboard grid layouts in the browser.

9,115
MIT
Used by 7
55Health
Library PyPI

slowapi

Rate limiting for Starlette and FastAPI endpoints, adapted from Flask-Limiter.

2,058
MIT
Used by 6
56Health
Library npm

filenamify

Convert any string into a valid, cross-platform safe filename in one function call.

525
MIT
Used by 6
87Health
Library PyPI

SQLModel

One model for SQLAlchemy and Pydantic, built by the creator of FastAPI to kill duplicate schema code.

18,323
MIT
Used by 4
66Health
Library PyPI

fastapi-users

Ready-to-use, fully customizable user registration, authentication, and management for FastAPI applications.

6,240
MIT
Used by 3
88Health
SDK PyPI

Pydantic Logfire

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

4,474
MIT
Used by 3
34Health
SDK npm

sns-payload-validator

Verifies AWS SNS message signatures for HTTP/S and Lambda payloads.

13
MIT
Used by 3
95Health
Library PyPI

peewee

A small, expressive Python ORM with asyncio support for SQLite, MySQL, and PostgreSQL.

11,985
MIT
Used by 2
91Health
SDK PyPI

supabase-py

The official Python client for Supabase, wrapping Postgres, Auth, Storage, Edge Functions, and Realtime in one typed SDK.

2,578
MIT
Used by 2
86Health
Tool PyPI

FastAPI CLI

The command-line tool that runs, reloads, and serves your FastAPI apps

641
MIT
Used by 2
47Health
Library PyPI

starlette-context

Store and access per-request context data anywhere in a Starlette or FastAPI app.

608
MIT
Used by 2
21Health
Library npm

is-valid-path

Lightweight utility that checks whether a string is a valid, non-glob file path in Node.js.

12
MIT
Used by 2
88Health
SDK PyPI

Hatchet Python SDK

Official Python SDK for Hatchet, a distributed, fault-tolerant task queue and durable workflow engine.

7,935
MIT
Used by 1
70Health
Library npm

lightGallery

A modular, responsive lightbox gallery plugin for images and video, with official React, Vue, and Angular wrappers.

7,053
GPL 3.0
Used by 1
88Health
Library PyPI

Dynaconf

Layered, 12-factor configuration management for Python with multi-format files, env vars, and secret backends.

4,328
MIT
Used by 1
89Health
Library PyPI

FastAPI Pagination

Add page-based and cursor pagination to FastAPI endpoints with a single paginate call.

1,679
MIT
Used by 1
48Health
Library Composer

Valitron

Simple, elegant, dependency-free validation for PHP.

1,603
BSD 3
Used by 1
49Health
Library npm

jsts

JavaScript port of the Java JTS Topology Suite for spatial predicates, geometry operations, and OGC Simple Features processing.

1,562
Other
Used by 1
58Health
Library PyPI

starlette_exporter

Prometheus metrics middleware for Starlette and FastAPI applications, exposed through a ready-made /metrics endpoint.

412
Apache 2.0
Used by 1

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