Reactime
a time traveling debugger for modern React-based applications

Download the Google Chrome Extension that rewinds time and replays previous versions of stateful React components. Now compatible with Next.js and Remix applications*.

Beta support for Remix applications*

Starred on GitHub by over 2,100 users

Core Features

What is Reactime?

Reactime is a developer tool that is compatible with react-based framework applications. It is a full of features that will make life easier as a developer. From time-travel debugging to state snapshot display, check out how using Reactime will improve the developer experience!

State SnapShot Display

See your application state in an interactive format for clear and concise state management

Time Travel Rendering

Rewind to previous state changes from your DOM history with a simple click of a button

Action Comparison & Snapshot Series

Save a series of state snapshots and make comparisons to analyze changes in component render performance

Components Performance Display

Visualize the latency trends for component render times on each state change

Download State History

Save your state history as a JSON source file for future reference

Atom and Selector Relationships

Visualize the mapping of Atoms and Selectors to components in Recoil Apps

Click to demo!

Reactime Overview

Snapshot Time Travel

Import & Export

From the Blog

Read articles from previous releases!

React, Open Source, Debugging

Reactime: Real-time Debugging, Timeless Results

In the evolving realm of web development, React has solidified its presence as a dominant force. But for developers dealing with React applications, debugging can often feel like a bit of a puzzle, especially...

Kelvin Mirhan

Kelvin Mirhan

5 min read

React, Open Source, Developer Tools

Cheers to Reactime, Version 21!

Reactime offers a range of features to make debugging React applications less complicated and more intuitive. This tool is a time-traveling debugger that gives developers the unique ability to take snapshots...

Sean Kelly

Sean Kelly

4 min read

React, Debugging, Open Source

Reactime just keeps getting better

Reactime is an open-source tool for debugging and time travel in React applications while in development. It is a Chrome Extension that allows developers to monitor, record, and conceptualize chan...

Nick Huemmer

Nick Huemmer

4 min read

Our Contributors

The awesome team behind Reactime!