A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

Yup validation schemas for use with the Linode APIv4

Build and manage the fast-json-stringify instances for the fastify framework

Data validation UI for Univer Sheets.

Express middleware for jsonschema validation.

JSON Schemas for every version of the OpenAPI Specification

Function argument validation for humans

JSON Schema TypeScript definitions with complete inline documentation.

Produces a compact module exporting JSON-schema validation functions compiled by Ajv

JSON-Schema validator built for speed

Agents Core contains the database schema, types, and validation schemas for Inkeep Agent Framework, along with core components.

Model-facing filesystem tools (read, write, edit) over the DeepSeek Harness filesystem seam (ctx.fs)

JSON Schemas, their examples, and helper functions used across Veritone

Single source of truth for Zod schemas and TypeScript types shared across packages and apps. Ships with RevealUI.

ProseMirror's document model

Carrot schema definitions and zod validation schemas

Validate any Bitcoin address - P2WSH, P2WPKH, P2SH, P2PKH - Mainnet & Testnet

Swagger 2.0 and OpenAPI 3.0 parser and validator for Node and browsers

Compile Zod schemas into zero-overhead validation functions at build time

Auto-generate OpenAPI 3.0 spec from Hono route types