TanStack provides an open-source application stack for building modern web applications, offering headless, type-safe, and composable libraries for data management, UI components, and full-stack frameworks. The company focuses on developer experience and reliability, with tools that work naturally for developers and agents alike. With over 18 billion total downloads and 128,000 GitHub stars, TanStack has established itself as a foundational resource in the web development ecosystem.
Funding
Funding not disclosed
Founders
Product
Problem
Modern web development requires assembling multiple disparate tools for data synchronization, UI state management, routing, and server-state handling, leading to compatibility issues and steep learning curves. Developers often struggle to find libraries that are both type-safe and flexible enough to adapt to evolving project requirements without imposing rigid architectural constraints.
Solution
TanStack delivers a comprehensive open-source application stack that provides headless, type-safe, and composable tools for building modern web applications. The ecosystem includes specialized libraries for data fetching, caching, and server-state management, as well as UI components and full-stack framework capabilities. TanStack's approach emphasizes portability and developer control, allowing teams to adopt individual libraries or the complete stack based on their specific needs. The platform integrates with major deployment services like Vercel, offering adapters for AI-powered features and sandboxed execution environments.
Target Audience
Primary users are frontend and full-stack developers building data-intensive web applications who need reliable, type-safe tools for state management, routing, and UI development. The stack also serves engineering teams at companies of all sizes seeking maintainable, scalable solutions for complex application architectures.
Features
- TanStack Query for server-state management with automatic caching, background refetching, and optimistic updates
- TanStack Router with type-safe routing, search parameter validation, and built-in loaders for data prefetching
- TanStack Table and Virtual for headless UI components with full TypeScript inference and zero styling constraints
- TanStack Start framework supporting server functions, streaming, and full-stack type safety
- TanStack AI integration with Vercel AI Gateway for multi-provider model routing and sandboxed agent execution
- Framework-agnostic core architecture that works with React, Vue, Svelte, and other frontend frameworks