isPtyKnownExited read a PTY record as exited whenever `connected` was false:
if (pty) { return !pty.connected }
Its own leaf fallback, one line below, demands getTerminalState(leaf) === 'exited',
which is only true once lastExitCode is set. So the same function proves absence on
one path and infers it on the other, and the inferring path is the one that runs
whenever a record exists.
onPtyExit is the only writer of lastExitCode. The liveness sweep clears `connected`
with no exit code for every PTY behind a dropped relay, so that state is a lost
connection to a process that may still be running on the host — not an exit. Reading
it as one makes subscribeToPtyExit fire its listener synchronously at subscribe time,
which retires the lease and emits `end` for a live terminal. Mobile reads `end` as
"PTY gone" and rearms; after three attempts it stops and leaves the composer on
"Waiting for terminal…", which is where the 0.0.44 permanent lock comes from.
Use the runtime's existing three-valued discriminator so both paths demand the same
proof. 'unknown' now keeps watching, and the later real exit still fires the listener;
a subscription that outlives its PTY is still bounded by the connection abort.
Both callers are in subscribeToPtyExit — the subscribe-time fast path and the
registration-race re-check — and both want proven-exited, so neither changes shape.
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 0.0.43 · 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 7. If it is full, use group 8.
-
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.
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.












