* fix(orchestration): accept v1.4.198 coordinators on federationAttachStart #19542 made runId required on the attach RPC and backfilled existing attachments with '', on the premise that federation was unreleased. It shipped in v1.4.198, so a v1.4.198 coordinator got 'Missing Run ID' from an upgraded worker host, and every pre-upgrade attachment lost its mailbox because home_run_id='' matches no Run. - runId is optional on the wire; an absent id mints a per-attachment stub Run (run_federated_<dispatch>) through the same INSERT OR IGNORE path. - migrate-v40 backfills existing attachments with the stub and inserts the stub Runs, so in-flight workers keep reporting back. - create SQL gives home_run_id a DEFAULT '' so a rolled-back v1.4.198 host can still insert into a v1.4.199-created table. Stub Runs never carry run_legacy_local, and #19542's attachment-mailbox exclusion in the skew probe is untouched, so no adoption replay path is reintroduced (probe test added). * fix(orchestration): repair empty federated home Run ids on every open A host on v1.4.199 that rolls back to v1.4.198, attaches workers (rows land with home_run_id='' via the DEFAULT), then upgrades again never re-runs the v40 backfill because user_version is already 40, so those attachments stay without a Run and their control mail is refused. Lift the two idempotent set-based statements out of migrate-v40 into backfillFederatedStubHomeRuns and run it from both the v40 migration and the OrchestrationDb constructor after migrate(), matching the existing on-open rememberCurrentRunCoordinatorHandles repair. Tests: reopen a v40 file DB holding a v1.4.198-shaped '' row through the constructor and assert the stub Run and mailbox; pin the wire schema accepting a v1.4.198 request with no runId ('' -> undefined, whitespace passes the schema and is refused at the DB layer). --------- Co-authored-by: Merge Sim <sim@local>
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
Features
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
Codex
Grok
Cursor
GitHub Copilot
OpenCode
MiMo Code
Amp
OpenClaude
Antigravity
Pi
oh-my-pi
Hermes Agent
Devin
Goose
Auggie
Autohand Code
Charm
Cline
Codebuff
Command Code
Continue
Droid
Kilocode
Kimi
Kiro
Mistral Vibe
Qwen Code
Rovo Dev
+ any CLI agent
Install
Desktop — macOS, Windows, Linux
- Download from onOrca.dev
- Or grab a build directly: macOS Apple Silicon · macOS Intel · Windows (.exe) · Linux AppImage · All builds
- Running
orca serveon a headless Linux server? See the headless Linux server guide.
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.
- iOS: Download on the App Store or join TestFlight
- Android: Download APK 0.0.48 · Install guide
Community & Support
-
Discord: Join the community on Discord.
-
Twitter / X: Follow @orca_build for updates and announcements.
-
WeChat: Scan to join the Orca community WeChat group 8. Group 8 may be full; if so, scan the Group 9 QR code instead.
-
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.
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.












