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

84Health
Library Cargo

sqlparser

Extensible SQL lexer and parser for Rust, conforming to ANSI SQL:2011

3,455
Apache 2.0
Used by 5
68Health
Library Cargo

lettre

Build and send emails in Rust via SMTP, sendmail, or file transport

2,260
MIT
Used by 5
43Health
Library Go

gock

Versatile HTTP traffic mocking for Go, intercepting any net/http-based client for deterministic tests.

2,217
MIT
Used by 5
72Health
Library Cargo

rust-rocksdb

Idiomatic Rust bindings and wrapper for Facebook's RocksDB embedded key-value store.

2,177
Apache 2.0
Used by 5
90Health
Library Cargo

icu

ICU4X: the Rust meta-crate for internationalization — locale-aware dates, collation, casing, segmentation, and more

1,861
Other
Used by 5
90Health
Library PyPI

fpdf2

A pure-Python library for generating and manipulating PDF documents, with text, images, tables, barcodes, SVG, and digital signing built in.

1,540
Other
Used by 5
47Health
Library Cargo

oauth2-rs

An extensible, strongly-typed Rust implementation of the OAuth2 protocol (RFC 6749) with PKCE, introspection, revocation, and device flow support.

1,206
Apache 2.0
Used by 5
74Health
Library Cargo

Testcontainers for Rust

Integration-test against throwaway Docker containers from within Rust

1,129
Apache 2.0
Used by 5
73Health
Library Cargo

rust-brotli

A no-std-friendly Rust port of Google's Brotli compressor and decompressor, byte-compatible with the reference C implementation.

943
BSD 3
Used by 5
75Health
Library Cargo

num-bigint

Arbitrary-precision BigInt and BigUint types for Rust

612
Other
Used by 5
86Health
Library PyPI

hf-xet

Rust-powered Python bindings enabling fast, chunk-deduplicated file transfer with the Hugging Face Hub.

587
Apache 2.0
Used by 5
67Health
SDK Cargo

clickhouse-rs

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

559
Apache 2.0
Used by 5
52Health
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.

548
MIT
Used by 5
51Health
Library Cargo

cron

A cron expression parser and schedule explorer for Rust

449
Apache 2.0
Used by 5
79Health
Library PyPI

uuid-utils

A Rust-powered, drop-in replacement for Python's uuid module that generates UUIDv1-v8 much faster than the standard library.

372
BSD 3
Used by 5
31Health
Library Cargo

console_error_panic_hook

A panic hook for wasm32-unknown-unknown that forwards Rust panic messages to console.error

356
Other
Used by 5
56Health
Library Cargo

convert_case

Convert Rust strings between snake, kebab, camel, Pascal, title, and other cases

168
MIT
Used by 5
88Health
Library Cargo

tantivy

A fast full-text search engine library for Rust, inspired by Apache Lucene

16,078
MIT
Used by 4
91Health
Library Cargo

sea-orm

Async, dynamic ORM for Rust with entity codegen, relation loading, and migrations for MySQL, Postgres, and SQLite.

9,894
Apache 2.0
Used by 4
84Health
Library Cargo

Apache DataFusion

The extensible, Arrow-native SQL and DataFrame query engine for building fast analytical systems in Rust.

9,310
Apache 2.0
Used by 4
90Health
Library Cargo

webrtc

An async-friendly, pure-Rust implementation of the full WebRTC stack for real-time peer-to-peer communication.

5,143
Other
Used by 4
72Health
Library Cargo

Symphonia

A 100% safe, pure-Rust audio decoding and media demuxing library supporting MP3, FLAC, AAC, ALAC, Vorbis, Opus, WAV, and more.

3,392
MPL-2.0
Used by 4
91Health
Library PyPI

kombu

A Python messaging library giving Celery and other apps one high-level API over AMQP, Redis, SQS, and a dozen other broker transports.

3,142
BSD 3
Used by 4
49Health
Library Cargo

inquire

A Rust library for building interactive command-line prompts — text, select, multiselect, confirm, date, and password inputs with validation, autocompletion, and theming.

2,626
MIT
Used by 4

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