standard-schema

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

Advanced fetch client builder

Ultra-fast JSON Schema validator. AOT + TypeScript first-class, simdjson native, 3-6x AJV, Draft 2020-12. Zero runtime cost.

⛯ Typesafe environment variables with ArkType, Zod, Valibot, and any Standard Schema.

Type-safe env validation with live previews 🌳

A Runtime TypeScript Validation Engine

A lightweight fetching library packed with essential features - retries, interceptors, request deduplication and much more, all while still retaining a similar API surface with regular Fetch.

pattern matching for typescript 🤝 zod, valibot, arktype

Configuration management library, like convict but with modern validation libraries

Type-safe server actions for Nuxt with Standard Schema validation, middleware, builder pattern, and optimistic updates

Type-safe contracts for AMQP/RabbitMQ messaging with TypeScript

Vue Forms Without the Friction

Make forms easier, LLM tools safer. Natural-language quantities, units, dates & ranges parsed into canonical values — zero dependencies, two-way.

The TypeScript FHIR toolchain — typed query builder, code generator, FHIRPath, validators with invariants, SMART v2, terminology, and an MCP server

Type-safe form validation for SvelteKit Remote Functions using Standard Schema compatible validators.

NestJS validation pipe for Zod, Valibot, ArkType and 20+ validators - no vendor lock-in

A universal fetch-based, typed HTTP client with error-first ergonomics, retries, caching, SSE, and Standard Schema validation.

Railway-oriented programming for TypeScript. Result, Option, validation, and composition — practical over academic, no fp-ts complexity.

Type-safe iframe communication engine using the Standard Schema interface for runtime validation.

Zero-dependency TypeScript validators, formatters and PII redaction for 14 Nigerian identifiers — phone, NIN, vNIN, BVN, Tax ID, TIN, CAC, NUBAN, plate, passport, driver's licence, RSA PIN, voter VIN