automation

Compose Hot Reload: Instant UI Updates

See UI changes in real time with Compose Hot Reload. For founders building Compose Multiplatform apps, backed by 1.4k+ GitHub stars.

From the repo · “Compose Hot Reload: Make changes to your UI code in a Compose Multiplatform application, and see the results in real time. No restarts required. Compose Hot Reload runs your application on the JetBrains Runtime and intelligently reloads your code whenever it is changed.”

1,423 stars46 forksKotlinGuide quality 9/10 · reviewed Jul 13Updated 10/18/2026100% free · open source
What it does

Compose Hot Reload allows you to see UI changes in real time in your Compose Multiplatform application without requiring restarts

When to use it
  • •When building and testing UI components in a Compose Multiplatform app
  • •During iterative design and development phases where rapid feedback is needed
  • •When debugging layout or visual issues in a Compose-based UI
Ready-to-paste prompt
Run your Compose Multiplatform application with Compose Hot Reload by executing the command specified in the project's README, typically involving running the application on the JetBrains Runtime
Heads up: Ensure you are using a compatible version of the JetBrains Runtime, as Compose Hot Reload relies on specific features and APIs only available in supported versions
Saves to your device
Use with Claude
New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

🛠️ Technical setup

Expect 20–40 minutes in a terminal — or let your AI agent drive it.

Try it instantly — no install
Claude Code
mkdir -p ~/.claude/skills/compose-hot-reload && curl -fsSL https://workflowstacks.com/api/skills/compose-hot-reload/claude-skill -o ~/.claude/skills/compose-hot-reload/SKILL.md
Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)
claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

How Compose Hot Reload: Instant UI Updates works
Codeflow
Free to inspect

Compose Hot Reload: Instant UI Updates is a large Kotlin project (~32k lines across 378 code files, plus 224 test files). It is a full software project: use it through its install path rather than reading it end to end. Last commit this month, Apache-2.0 license, has a test suite.

Size
Large codebase
~32k lines · 378 code files · ~4 h to skim
Setup
Developer setup
A real software project. Use it via its install path; don't expect to read it all.
Runs on
Java/JVM
No API keys detected
Kotlin 100%
Where to start reading
  1. 1
    README.md
    Start here — what it does and how to install it
  2. 2
    CLAUDE.md
    The instructions the AI actually follows
  3. 3
    samples/bytecode-analyzer/build.gradle.kts
    A worked example — copy this to get going
What's in each folder
samples/Examples you can copy38 files
docs/Documentation1 files
gradle/Folder276 files
hot-reload-test/Folder147 files
hot-reload-devtools/Folder97 files
hot-reload-analysis/Folder95 files
hot-reload-core/Folder81 files
READMEHas testsDocumentedNo CIExamples includedApache-2.0 licenseUpdated this month
Quick Actions
Details
Creator
JetBrains
Language
Kotlin
Category
automation
Published
10/17/2024

Are you the creator of this tool? and earn 85% of every sale.

Show it off in your README:

Featured on WorkflowStacks
[![Featured on WorkflowStacks](https://workflowstacks.com/api/badge/compose-hot-reload.svg)](https://workflowstacks.com/skills/compose-hot-reload?utm_source=github&utm_medium=badge)
🔥 Hot this week, in your inbox
Skills like this, every Monday.

The five fastest-growing open-source AI skills, ranked by GitHub star growth. One email a week, unsubscribe anytime.

Do this with a working workflow

Pages we wrote and tested that put a skill like this to work — importable n8n templates, outcome guides and Claude Desktop configs.