🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.
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📋 React Hooks for form state management and validation (Web + React Native)
- typescript
- react-hooks
- forms
- validation
TypeScript-first schema validation with static type inference
- typescript
- schema-validation
- type-inference
- runtime-validation
🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.
React Hooks for Data Fetching
- react
- hook
- data-fetching
- swr
FastGPT is a knowledge-based platform built on the LLMs, offers a comprehensive suite of out-of-the-box capabilities such as data processing, RAG retrieval, and visual AI workflow orchestration, letting you easily develop and deploy complex question-answering systems without the need for extensive setup or configuration.
Mastra is the modern TypeScript framework for AI-powered applications and agents.
Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative configs with command line and CI/CD integration. Used by OpenAI and Anthropic.
Dead simple Object schema validation
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)
- json-schema
- validator
- ajv
📱🚀 🧩 Cross Device & High Performance Normal Form/Dynamic(JSON Schema) Form/Form Builder -- Support React/React Native/Vue 2/Vue 3
- react
- json-schema
- form
- validator
Self-evolving memory OS for LLM & AI Agents: ultra-persistent memory, hybrid-retrieval, and cross-task skill reuse, with 35.24% token savings and DeepSeek Harness support.
Decorator-based property validation for classes.
- validation
- validator
- decorators
- typescript
✅ Painless Vue forms
🧙 Valtio makes proxy-state simple for React and Vanilla
The modular and type safe schema library for validating structural data 🤖
- bundle-size
- modular
- parsing
- schema
A simple and composable way to validate data in JavaScript (and TypeScript).
- validation
- types
- interface
- structs
Realm is a mobile database: an alternative to SQLite & key-value stores
- mobile-database
- nosql-database
- realm-mobile-database
- realm
Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.
- oas
- prism
- mocking
- api-testing
Open-Source Agent Observability & Evals for AI Platform teams. Trace, test, route and govern every agent & coding assistant in the company.
A TypeScript chess library for chess move generation/validation, piece placement/movement, and check/checkmate/draw detection
- chess
Finished, accessible charts that any page, and any agent, can add with one script tag or one validated JSON config.
- d3
- javascript
- chart
- data-visualization
Full-stack CRUD, simplified, with SSOT TypeScript entities
- typescript
- postgresql
- fullstack
- crud