whatisgithub

What is react-hot-api?

skevy/react-hot-api — explained in plain English

Analysis updated 2026-07-17 · repo last pushed 2015-03-29

JavaScriptAudience · developerComplexity · 4/5DormantSetup · hard

In one sentence

A low-level engine that lets build tools swap in edited React component code live, keeping component state and DOM intact instead of resetting the page.

Mindmap

mindmap
  root((react-hot-api))
    What it does
      Surgically updates code
      Preserves component state
      Avoids full remount
    Tech stack
      JavaScript
      React
      Webpack
    Use cases
      Build custom hot reload
      Power react-hot-loader
      Live editing playgrounds
    Audience
      Framework authors
      Build tool creators
    Notable
      Low-level primitive
      Not for app developers
      Invoked by build tools

Code map

Detail Auto

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filefunction / class

What do people build with it?

USE CASE 1

Build a custom hot-reloading system for React components at the build-tool level.

USE CASE 2

Power a tool like react-hot-loader that runs on top of this library.

USE CASE 3

Add live hot-reload support to a custom development environment or editor.

USE CASE 4

Build a live-editing playground where component state survives code edits.

What is it built with?

JavaScriptReactWebpack

How does it compare?

skevy/react-hot-apia15n/a15na15n/checkout-validation
LanguageJavaScriptJavaScriptJavaScript
Last pushed2015-03-292019-04-072014-09-04
MaintenanceDormantDormantDormant
Setup difficultyhardeasyeasy
Complexity4/52/52/5
Audiencedevelopergeneraldeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · hard Time to first run · 1h+

A low-level primitive meant to be wired in by build-tool authors, not used directly.

Copy-paste prompts

Prompt 1
Explain how react-hot-api swaps in new React component code without losing component state.
Prompt 2
Show me how a build tool like Webpack would invoke react-hot-api to add hot reloading.
Prompt 3
Help me understand the difference between react-hot-api and react-hot-loader.
Prompt 4
Walk me through building a minimal hot-reload plumbing on top of react-hot-api.

Frequently asked questions

What is react-hot-api?

A low-level engine that lets build tools swap in edited React component code live, keeping component state and DOM intact instead of resetting the page.

What language is react-hot-api written in?

Mainly JavaScript. The stack also includes JavaScript, React, Webpack.

Is react-hot-api actively maintained?

Dormant — no commits in 2+ years (last push 2015-03-29).

How hard is react-hot-api to set up?

Setup difficulty is rated hard, with roughly 1h+ to a first successful run.

Who is react-hot-api for?

Mainly developer.

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