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

95Health
Framework Cargo

Tokio

The async runtime powering most of Rust's networked, concurrent, and I/O-bound applications.

33,257
MIT
Used by 96
90Health
Tool npm

SWC

Rust-based JavaScript/TypeScript compiler, a drop-in super-fast alternative to Babel

34,208
Apache 2.0
Used by 56
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.

49,811
MIT
Used by 46
91Health
Framework Cargo

Tauri

Build tiny, fast, and secure desktop and mobile apps with a Rust backend and a web frontend.

111,435
Apache 2.0
Used by 42
90Health
SDK npm

@clickhouse/client

The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.

332
Apache 2.0
Used by 38
92Health
Framework Cargo

axum

Ergonomic and modular HTTP routing and request-handling framework for Rust, built on Tokio, Hyper, and Tower.

27,254
MIT
Used by 28
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
93Health
Tool npm

sentry-cli

Official command-line tool for uploading source maps, debug symbols, and managing releases and deploys in Sentry.

1,043
Other
Used by 17
93Health
SDK Cargo

aws-config

Resolves AWS credentials and shared configuration for every AWS SDK for Rust client.

686
Apache 2.0
Used by 16
93Health
SDK Cargo

aws-sdk-s3

AWS's official, code-generated Rust client for Amazon S3

3,339
Apache 2.0
Used by 14
94Health
Framework Go

Echo

A minimalist, high-performance Go web framework with a radix-tree router, built-in middleware chain, and first-class HTTP/2 support.

32,734
MIT
Used by 13
89Health
Framework Cargo

napi-rs

Build precompiled Node.js add-ons in Rust via Node-API, no node-gyp required

7,950
MIT
Used by 13
91Health
Tool npm

Rspack CLI

The official command-line interface for running Rspack builds, dev servers, and previews.

12,930
MIT
Used by 12
90Health
SDK npm

Svix

Official JavaScript/TypeScript client for the Svix webhook delivery API and signature verification.

3,423
MIT
Used by 12
93Health
Tool Cargo

wasm-bindgen

Rust-JavaScript interop toolchain that generates the glue code needed to compile Rust to WebAssembly and call it from JS

9,159
Apache 2.0
Used by 11
92Health
SDK Cargo

Sentry Rust SDK

The official Sentry SDK for capturing errors, panics, and traces in Rust applications

753
MIT
Used by 10
91Health
Framework Cargo

Actix Web

A powerful, pragmatic, and extremely fast web framework for Rust

24,846
Other
Used by 9
72Health
Tool npm

@vitejs/plugin-basic-ssl

A Vite plugin that generates a self-signed certificate so your dev and preview servers can run over HTTPS with zero setup.

520
MIT
Used by 8
83Health
Tool npm

quicktype

Generate strongly-typed models and serializers from JSON, Schema, TypeScript, or GraphQL

13,877
Apache 2.0
Used by 5
86Health
Tool PyPI

Granian

A fast Rust HTTP server for Python that serves ASGI, WSGI, and RSGI applications

5,675
BSD 3
Used by 5
68Health
SDK Cargo

clickhouse-rs

Official async Rust client for ClickHouse with typed rows and schema validation

560
Apache 2.0
Used by 5
53Health
SDK npm

@neondatabase/serverless

Neon's serverless PostgreSQL driver for JavaScript and TypeScript, built for edge and serverless runtimes using HTTP and WebSockets instead of raw TCP.

549
MIT
Used by 5
49Health
SDK Cargo

rust-rdkafka

Rust client for Apache Kafka built on librdkafka, with async producer and consumer APIs

2,001
MIT
Used by 4
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.

4,929
MIT
Used by 3

Join founders buildingwith open source

Opinionated takes, migration guides, cost-saving tips, and insights from the open source ecosystem.

Subscribe on Substack
Join 750+ subscribers