Brennan Benson 99788a91fa feat(acp): a managed runtime installs only when asked, with progress and cancel (#29023)
* feat(acp): a managed runtime installs only when asked, with progress and cancel

One installation per runtime owns every change to its releases: it reclaims old ones once, first,
then installs one at a time. An install checks free space, downloads with byte progress, extracts,
hashes each member (abortable), writes the receipt, then publishes by rename, the commit point: a
cancel after it reports success. Reinstall rehashes the pinned release without downloading. A
status read waits, bounded, for a newer revision and rereads the installed release from disk.

* fix(runtime): Install repairs a damaged copy, says when unzip is missing before downloading, and reads a failed download plainly

- Install over a damaged pinned copy downloads and verifies a fresh one, then swaps the damaged
  folder into staging, so there is no dead end; status reports the damaged fact.
- A host that cannot unpack the archive (no unzip) reports it in status and refuses Install
  without downloading.
- A network failure while downloading reads "Couldn't download …"; the raw error goes to the log.
- Reclamation skips the whole pass when a release folder could not be read.

* fix(runtime): a status read that can't read the installed files fails instead of saying not installed, and extraction uses the extractor the preflight found

* fix(runtime): a host that can't report free disk space still installs, and says so in the log

* fix(runtime): a download that can't be fixed by retrying says so instead of blaming the network

* fix(runtime): Install unpacks the release itself, checks it starts before publishing, and Cancel answers with the outcome

- The managed install unzips in-process (fflate, bundled into main), so a host without unzip can install; the unzip preflight and the missingProgram status field are gone. The Node runtime download keeps its own extractor.
- A runtime may provide validate(): Install starts the downloaded copy once before publishing it, and an existing copy before reusing it; a failure reads "<agent> couldn't start on this host".
- No 'cancelling' phase: Cancel resolves once the work has unwound and returns cancelled, or succeeded when it had already committed.
- Byte progress every 250 ms; status rereads disk and PATH only on a first read or a phase change.
- The declared download size is checked only for an uncompressed body.
- An existing copy whose files hash correctly but whose receipt is missing gets its receipt rewritten instead of reading as damaged forever.

* refactor(runtime): move the steps that put one release on disk out of the installer

The installer class now holds only its lifecycle: the shared operation state, the one-at-a-time
queue, install, cancel, status, reclaim and progress publishing. Reusing a whole copy, the free
space check, the download, unpacking, checking each file, the start check, the receipt, the
publishing rename and the failure sentences move unchanged into managed-runtime-release-install.ts,
which gets the pin, folder, label, signal and two callbacks (progress, and the commit point right
after the rename) instead of the class. No behavior change; this keeps the installer well under
the file-length limit once Remove lands in it.

* chore(deps): lock fflate for the in-process runtime unzip

* fix(runtime): a failed download blames the release only for a proven mismatch, so a refused proxy reads as a network problem

* fix(runtime): runtime downloads skip the HTTP cache, so Remove frees the space and nothing is stored twice
2026-10-16 17:38:02 -07:00
2026-05-04 20:42:03 -07:00
2026-03-16 22:27:51 -07:00
2026-03-28 10:19:14 -07:00

Orca Orca

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The AI Orchestrator for 100x builders.
Run Codex, ClaudeCode, OpenCode or Pi side-by-side — each in its own worktree, tracked in one place.

Download Orca

Orca desktop app running agents in parallel worktrees, with the Orca mobile companion app in the corner

Features

Mobile Companion

Monitor and steer your agents from your phone — get notified when an agent finishes and send follow-ups from anywhere.

iOS App Store · Android APK · Docs →

Orca desktop with the mobile companion app

Parallel Worktrees

Fan one prompt across five agents, each in its own isolated git worktree — compare the results and merge the winner.

Docs →

Parallel worktree orchestration

Terminal Splits

Ghostty-class terminals with WebGL rendering, infinite splits, and scrollback that survives restarts.

Docs →

Terminal splits

Design Mode

Click any UI element in a real Chromium window to send its HTML, CSS, and a cropped screenshot straight into your agent's prompt.

Docs →

Embedded browser and Design Mode

GitHub & Linear, Native

Browse PRs, issues, and project boards in-app — open a worktree from any task and review without a context switch.

Docs →

GitHub and Linear task workflows in Orca

SSH Worktrees

Run agents on a beefy remote box with full file editing, git, and terminals — auto-reconnect and port forwarding included.

Docs →

Remote worktrees over SSH

Annotate AI Diffs

Drop comments on any diff line and ship them back to the agent — review, edit, and commit without leaving Orca.

Docs →

Annotate AI-generated diffs

Drag Files to Agents

VS Code's editor with autosave everywhere — drag files or images straight into an agent prompt.

Docs →

Drag files and images into an agent prompt

Orca CLI

Agents drive Orca too — script every workflow with orca worktree create, snapshot, click, and fill.

Docs →

Script Orca from the CLI

Also in the box:

  • Quick open — Search across worktrees, files, agents, commands, and repo context without leaving your flow.
  • Account switcher & usage tracking — See Claude and Codex usage and rate-limit resets, and hot-swap accounts without re-logging in.
  • Rich repo previews — Preview Markdown, images, PDFs, and repo docs in the workspace.
  • Computer Use — Let agents operate desktop apps and visible UI when a workflow needs real interaction.
  • Notifications and unread state — Know when an agent finishes or needs attention, then mark threads unread to come back later.
  • And many, many more — we ship daily, so this list is perpetually behind. The changelog is the real feature list.

Supported Agents

Works with any CLI agent — if it runs in a terminal, it runs in Orca.

Claude Code logo Claude Code   Codex logo Codex   Grok logo Grok   Cursor logo Cursor   GitHub Copilot logo GitHub Copilot   Muse logo Muse   DeepSeek Harness logo DeepSeek Harness   ZCode logo ZCode   OpenCode logo OpenCode   MiMo Code logo MiMo Code   Amp logo Amp   OpenClaude logo OpenClaude   Antigravity logo Antigravity   Pi logo Pi   oh-my-pi logo oh-my-pi   Hermes Agent logo Hermes Agent   Devin logo Devin   Goose logo Goose   Auggie logo Auggie   Autohand Code logo Autohand Code   Charm logo Charm   Cline logo Cline   CodeBuddy logo CodeBuddy   Codebuff logo Codebuff   Freebuff logo Freebuff   Command Code logo Command Code   Continue logo Continue   Droid logo Droid   Kilocode logo Kilocode   Kimi logo Kimi   Kiro logo Kiro   Mistral Vibe logo Mistral Vibe   Qwen Code logo Qwen Code   Rovo Dev logo Rovo Dev   + any CLI agent


Install

Desktop — macOS, Windows, Linux

Or via a package manager:

# macOS (Homebrew)
brew install --cask stablyai/orca/orca

# Arch Linux (AUR) — or stably-orca-git to build from source
yay -S stably-orca-bin

Mobile Companion — iOS, Android

Pair with your desktop app to monitor and steer your agents from your phone.


Community & Support

  • Discord: Join the community on Discord.

  • Twitter / X: Follow @orca_build for updates and announcements.

  • WeChat: Group 11 is full. Scan to join the Orca community WeChat group 12.

    WeChat group 12 QR code for the Orca community
  • Feedback & Ideas: We ship fast. Missing something? Request a new feature.

  • Privacy: See the privacy & telemetry docs for what anonymous usage data Orca collects and how to opt out.

  • Show Support: Star this repo to follow along with our daily ships.


Developing

Want to contribute or run locally? See our CONTRIBUTING.md guide.

The relay that pairs the mobile app with a desktop host is also in this repository under cloud/, with a separate pnpm workspace and setup guide.

Orca contributors

GitHub star history chart for stablyai/orca

Signed Builds

Windows code signing sponored/provided by SignPath.io, certificate by SignPath Foundation.

License

Orca is free and open source under the MIT License.

S
Description
Orca is the ADE for working with a fleet of parallel agents. Run any coding agent with your own subscription. Available on desktop, mobile and remote runtime.
Readme MIT
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Languages
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JavaScript 3.1%
Swift 0.2%