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A studio for your coding agents.

Spin up parallel Claude Code agents in isolated workspaces. Watch them work, review their changes, and merge — all local, all on your Mac.

Learn how it works
Works with
Claude CodeCodex & more soon
refactor-auth
write-tests
zsh
localhost:3000
Add a logout button to the navbar

Auth lives in src/lib/auth.ts; the navbar renders the avatar in a right-aligned cluster — no logout affordance exists yet.

src/components/Navbar.tsx+4−1
return (
<nav className="navbar">
<Avatar user={user} />
+ <Avatar user={user} />
+ <button onClick={signOut}>Log out</button>

The button is in. One open question before I wire the handler:

Opus 4.8 · 48.2k tokens · $0.21 · 3.4s
Which auth provider should I use?
48k/200k
demo-app Tasks

Call the existing signOut() and redirect to / on success.

Files
Unstaged4
Navbar.tsxsrc/components/+41
session.tssrc/auth/+120
Avatar.tsxsrc/components/+20
auth.test.tssrc/+012
On the go Early August

Your studio, in your pocket.

Pair your phone to your Mac and the same sessions come with you. Watch agents work, answer their questions, and grant permissions from anywhere — live, encrypted relay.

  • Pair once — sessions stream live from your Mac (mwr.local)
  • Answer docked questions and steer agents on the go
  • Handoff is seamless: desktop and phone stay in sync
Extend it

Skills and plugins,
built into the window.

Make Atelier yours.

Plugins reshape the whole experience — diagrams in the transcript, voice dictation, a prompt library, test autorun, a lint pass over every diff. Thirteen ship today, built by us, each one add-and-go from the marketplace.

  • Thirteen Atelier-built plugins, installed from the marketplace
  • Toggle any of them on or off, whenever you like
  • Nothing bundled into the binary — install only what you use

Atelier-built plugins available now. Community and self-built plugins coming soon.

Plugins13 installed
By Atelier
SkillsAgents

The Skills sidebar, with a viewer and editor for every SKILL.md.

MermaidTranscript

Renders mermaid fences as diagrams, and previews .mmd files.

Run CommandTranscript

Adds a Run action to shell code blocks — opens a terminal at the session's folder.

Open Links In-AppBrowser

Transcript links open in the built-in browser pane, not your OS browser.

Sent MessagesPanels

A pane listing every message you've sent in a session.

Prompt LibraryComposer

Saved prompt templates, inserted straight from the composer.

Diff LensReview

Flags TODO, FIXME, console.log, and debugger in added diff lines.

Test WatcherTesting

Per-session test autorun: watches the folder and reruns on save.

Say AloudSpeech

Text-to-speech, with a Read aloud action on any message.

VoiceSpeech

Voice dictation behind the composer mic — Whisper, on-device.

Doc LookupAgents

Gives agents a lookup_docs tool over an allowlist of doc sites.

Dev-toolsDeveloper

A live event inspector and plugin status board, for plugin authors.

TODO harvesterTasks

Harvests TODO and FIXME markers out of session diffs into tasks.

Skills Late July

Every skill, one click away.

Browse and install skills right inside Atelier — no scavenger hunt through GitHub repos. Search by task, preview what a skill does, and add it to your agents instantly.

  • In-app search & one-click install
  • Curated first-party and community skills
  • Versioned and updatable, right from the app
SkillsMarketplace
systematic-debuggingv2.1
by anthropicOfficial

Root-cause any bug or test failure before proposing a fix.

18.2k installs
test-driven-developmentv1.4
by anthropicOfficial

Write the failing test first, then the minimal code to pass it.

15.7k installs
brainstormingv1.0
by anthropicOfficial

Turn a rough idea into a validated design through dialogue.

12.4k installs
code-reviewv3.0
by community

Review a diff for correctness, simplification, and efficiency.

9.1k installs
web-perfv0.9
by community

Audit Core Web Vitals and flag render-blocking resources.

6.8k installs
writing-plansv1.2
by anthropicOfficial

Break a spec into bite-sized, testable implementation tasks.

5.3k installs
Features

Everything runs in
one native window.

Isolated worktrees

Every agent gets a clean, independent git worktree. No collisions, no half-finished branches.

Terminal + website tabs

A real terminal and an OS-native browser, opened as tabs right beside your agents.

Parallel agents

Run as many Claude Code agents as you want, side by side, each on its own task.

Native, not Chromium

The browser pane is your OS webview — fast, light, and live-reloading. No bundle.

Local-first

Runs entirely on your Mac. Your code and your agents never leave your machine.

Claude Code-first

Built around Claude Code today, agent-agnostic underneath — the same workflow for any model.

Under the hood

Built on Rust.
Small enough to notice.

Atelier is a Tauri app: a Rust binary that draws its UI through the webview already on your Mac. Nothing is emulated, nothing is bundled twice, and the whole thing downloads in about the time it takes to read this paragraph.

  • A Rust core — the orchestrator, git plumbing, and process supervision are native
  • The browser pane is your OS webview, so no Chromium ships inside the app
  • One native window: agents, terminal, and browser share a single process tree
18MB
installed, Apple silicon
Download9 MB
Bundled browser enginenone
Built withTauri 2.11 · Rust 1.77

Measured from the release build, not estimated.

Roadmap

What's coming next.

July2026Now

Atelier launches. Then we chase down what real use turns up and tune it for speed.

  • Official launchRelease
  • Bug fixes and performance
September2026

Agent sharing arrives, Android joins the platforms, new core plugins land, and a new harness starts testing.

  • Agent sharingBetaEarly September
  • Android supportBeta
  • API-based harnessBeta
  • New core plugins availableSide chatPipeline automationSession starter+ more
October2026

Planned, not yet announced.

  • New features
FAQ

Questions & answers

A local-first desktop app for spinning up and controlling parallel AI coding agents — Claude Code first. Think of it as a studio where every agent gets its own isolated workspace and you stay in control of what ships.

Skills are reusable capabilities you add to your agents. Atelier's marketplace lets you search, preview, and install them in one click — right inside the app, without hunting through GitHub repos.

Plugins customize Atelier itself — themes, keybindings, issue-tracker sync, notifications. Use ones built by Atelier or the community, or build and publish your own against the public plugin API.

Yes. Pair your phone to your Mac and your sessions stream live — watch runs, read diffs, and answer an agent's question from anywhere, then pick it back up at your desk. Nothing leaves your machine.

No. Atelier is local-first: your repositories, worktrees, and agents all run on your Mac. There's no cloud backend and no Chromium bundle — it uses your OS-native webview.

Not at all. Atelier creates, sets up, and cleans up worktrees for you. One click gives a task its own isolated branch and workspace — the plumbing stays out of your way.

Get started

Get early access.

Atelier is in private preview. Join the waitlist and we'll email you when your spot opens up.

Read the docs
Claude Code first · macOS · Apple silicon & Intel