schema

The most powerful data validation library for JS

Build production-ready applications in TypeScript

🔮 Graphile's Crystal Monorepo; home to Grafast, PostGraphile, pg-introspection, pg-sql2 and much more!

A database migration tool. Supports SQL migrations and Go functions.

A tool for generating code based on a GraphQL schema and GraphQL operations (query/mutation/subscription), with flexible support for custom plugins.

The modular and type safe schema library for validating structural data 🤖

PostgreSQL zero-downtime migrations made easy

JSON Schema for PHP

Versioned database views for Rails

Database migrations and schema updates made easy

Squasher - squash your old migrations in a single command

A universal, industry-neutral taxonomy of cognitive core skills (perception, memory, reasoning, planning, action, verification, learning, governance) for LLMs, SLMs, AI agents, and world models — with schemas, 159 skill cards, benchmarks, and CI.