Composable/extendable validation schema, inspired by yup/joi

A single source of truth for all types and validation schema used by the eskulai ecosystem

CLI tool for .env validation, schema checking, drift detection, environment diff, git audit, and codebase scanning. Zero-code-change alternative to dotenv-safe and envalid.

Spec-html validation schema and engine. The TypeScript module form of the spec-* vocabulary's grammar — used by @spectastic/cli, MCP servers, and editor extensions.

Light weight object validation schema

Sanitization and validation schema for Mongoose models

Zod as the validation schema for palmares so we are able to validate through zod instead of using serializers

Reusable JSON Schema (Draft 04) validation library for Expo

Decorator-based property validation for classes.

WIN module that handles all things schema related! Schema validation, schema loading, schema remote loads, etc etc etc

GraphQL Code Generator plugin to generate form validation schema from your GraphQL schema

Plug-and-play, type-safe server actions with schema validation (schema-agnostic, Zod compatible).

Dead simple Object schema validation

An object schema merger/validator

React Hook Form validation resolvers: Yup, Joi, Superstruct, Zod, Vest, Class Validator, io-ts, Nope, computed-types, TypeBox, arktype, Typanion, Effect-TS and VineJS

The official JSON schema converter for Valibot

A public domain JSON Schema validator for JavaScript

[](https://npmjs.org/package/@standard-community/standard-json "View this project on NPM") [

JSON Schema TypeScript definitions with complete inline documentation.

Sandbox wrapper around input that allows you to postpone the validation until you actually need it, removing the need to define a complete validation schema for it, up-front.