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A debugging toolkit that provides a unified interface for inspecting, monitoring, and extending your applications.

• Inspect and debug state and behavior in real time
• Works with React, Solid, Vanilla JS, and more
• Extensible plugin architecture with customizable UI
• Seamless integration with TanStack Query, Router, and other libraries

• We welcome issues and pull requests!
• Participate inGitHub discussions
• Chat with the community onDiscord
• SeeCONTRIBUTING.md for setup instructions

We're looking for TanStack Devtools Partners to join our mission! Partner with us to push the boundaries of TanStack Devtools and build amazing things together.

LET'S CHAT

• TanStack Config – Tooling for JS/TS packages
• TanStack DB – Reactive sync client store
• TanStack Form – Type‑safe form state
• TanStack Pacer – Debouncing, throttling, batching
• TanStack Query – Async state & caching
• TanStack Ranger – Range & slider primitives
• TanStack Router – Type‑safe routing, caching & URL state
• TanStack Start – Full‑stack SSR & streaming
• TanStack Store – Reactive data store
• TanStack Table – Headless datagrids
• TanStack Virtual – Virtualized rendering

… and more atTanStack.com »