TypeScript-first schema validation with static type inference

🎒 Token-Oriented Object Notation (TOON) – Compact, human-readable, schema-aware JSON for LLM prompts. Spec, benchmarks, TypeScript SDK.

Dead simple Object schema validation

The most powerful data validation library for JS

🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.

Normalizes nested JSON according to a schema

A React component for building Web forms from JSON Schema.

The fastest JSON schema Validator. Supports JSON Schema draft-04/06/07/2019-09/2020-12 and JSON Type Definition (RFC8927)

EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.

🌍  Spec-compliant and production ready JavaScript GraphQL server that lets you develop in a schema-first way. Built for Express, Connect, Hapi, Koa, and more.

Build production-ready applications in TypeScript

Generate types and converters from JSON, Schema, and GraphQL

GitHub's Online Schema-migration Tool for MySQL

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

📱🚀 🧩 Cross Device & High Performance Normal Form/Dynamic(JSON Schema) Form/Form Builder -- Support React/React Native/Vue 2/Vue 3

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

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

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

Declarative schema migrations with schema-as-code workflows

Create GraphQL schema and resolvers with TypeScript, using classes and decorators!

A lightweight library for converting complex objects to and from simple Python datatypes.

A simple and composable way to validate data in JavaScript (and TypeScript).

Generate a Go ORM tailored to your database schema.

JSON Schema Type Builder with Static Type Resolution for TypeScript

PostgreSQL zero-downtime migrations made easy

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

Schema.org - schemas and supporting software

JSON Schema Based Editor

[灯灯]微服务中后台快速开发平台，支持jdk21、jdk17、jdk8，专注于多租户、开放平台解决方案，亦可作为普通项目（非SaaS架构）的基础开发框架使用，目前已实现插拔式数据库隔离、SCHEMA隔离、字段隔离 等租户隔离方案。

One of the fastest alternative JSON parser for Go that does not require schema