Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
All Packages
Category
Sort:Used by Most Apps
Zod
TypeScript-first schema validation with static type inference and zero dependencies.
React Hook Form
Performant, flexible React forms built on hooks with minimal re-renders and built-in validation.
Pydantic
Data validation and settings management using Python type hints, backed by a Rust core.
testify
The essential Go toolkit for assertions, mocks, and structured test suites.
@hookform/resolvers
Official React Hook Form adapters that plug 20+ schema-validation libraries — Zod, Yup, Joi, Valibot, ArkType and more — straight into useForm's resolver.
undici
A fast, spec-compliant HTTP/1.1 client for Node.js, built from scratch with zero runtime dependencies
Ajv
The fastest JSON Schema validator for Node.js and the browser, compiling schemas straight into executable validation code.
Cobra
The commander library that powers Kubernetes, Hugo, and GitHub CLI's command-line interfaces.
jwt
A zero-dependency Go implementation of JSON Web Tokens (JWT) with pluggable HMAC, RSA, RSA-PSS, ECDSA, and Ed25519 signing methods.
urllib3
A powerful, user-friendly HTTP client for Python with thread-safe connection pooling, TLS verification, and retry handling.
proxy-agent
Maps HTTP, HTTPS, SOCKS, and PAC proxy protocols to the correct Node.js http.Agent implementation automatically.
Prisma Client
Auto-generated, type-safe database client for Node.js and TypeScript.
AWS SDK for Go v2
The official AWS SDK for Go — type-safe, modular clients for every AWS service.
websocket
A fast, RFC 6455-compliant WebSocket implementation for Go with full control over framing, compression, and concurrency.
@clickhouse/client
The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.
Logrus
Structured, pluggable logging for Go with a stdlib-compatible API and level-based hooks.
mux
A lightweight, http.Handler-compatible Go router that matches requests by path, host, method, headers, and query, and can reverse them back into URLs.
go-redis
The official, idiomatic Go client for Redis — connection pooling, Cluster, Sentinel, pipelines, and client-side caching built in.
Go-MySQL-Driver
A pure Go implementation of the MySQL wire protocol, used as the database/sql driver for MySQL, MariaDB, and TiDB.
color
Colorized terminal output for Go with ANSI escape codes, 24-bit RGB, and built-in Windows support.
go-cmp
A safer, more powerful alternative to reflect.DeepEqual for comparing Go values in tests.
godotenv
A Go port of Ruby's dotenv that loads environment variables from .env files into your process, with zero third-party dependencies.
compress
A Go compression toolkit with a pure-Go Zstandard codec, S2 (a faster Snappy), and assembly-accelerated drop-in replacements for gzip, zip, zlib, and lzw.
validator.js
A dependency-free library of 100+ string validators and sanitizers for Node.js and the browser.