Headless, type-safe, composable tools for building modern web applications that work naturally for developers and reliably for agents

15.5BTotal Downloads 133,039,817Weekly Downloads 127,458GitHub Stars

Principles

Why TanStack?

Our libraries are built around real products and the developers shipping them.

Portable core
Framework Agnostic
Our library cores are provider-agnostic and logic-driven, meaning you can use the same logic in React, Vue, Svelte, Solid, and more.
Compile-time contracts
Type-Safe by Design
Built with TypeScript from the ground up, providing incredible autocomplete and safety across your entire data-fetching and state management stack.
params.postIdstring
query.dataProject[]
form.emailField<string>
Real workloads
Production-Grade
Battle-tested in the world's largest apps. We build for scale, handling complex concurrency, caching, and state synchronization with ease.
npm downloads15,454,619,981
per week133,039,817
github stars127,458
Independent tools
No Vendor Lock-in
Open source and independent. We aren't beholden to any single cloud provider or framework team, ensuring the best tools for the community.
license
MIT
hosting
self-host anywhere
governance
community-driven
paid tiers
none

Read our product tenets

Blog & Release Notes

Inside a TanStack Router Navigation

A navigation looks like one asynchronous operation. Inside TanStack Router, separate owners coordinate matching, loaders, pending UI, redirects, caching, and rendering.

Florian Pellet

Aug 14, 2026

Form v2 is here: All you need to know about the alpha

The TanStack Form v2 alpha is here with more flexible validators, schema-oriented forms, safer form composition, and simpler SSR.

Luca Jakob

Aug 6, 2026

Announcing TanStack Table V9

TanStack Table V9 is here with a tree-shakable feature architecture, fine-grained reactivity, improved performance, and first-class support for more frameworks.

Kevin Van Cott

Aug 4, 2026

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