Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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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.
@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.
futures
The foundational Future, Stream, and Sink traits and combinators for zero-cost async Rust
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.
@clickhouse/client
The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.
validator.js
A dependency-free library of 100+ string validators and sanitizers for Node.js and the browser.
jsonschema
The reference implementation of JSON Schema validation for Python, supporting every draft from 3 to 2020-12.
postcss-preset-env
Converts tomorrow's CSS syntax into code today's browsers understand by auto-selecting PostCSS polyfill plugins from your browserslist targets.
ajv-formats
ajv-formats: JSON Schema Format Validators for Ajv v8+