Review follow-up on the persistent Windows computer-use helper. A helper that died before producing a line set an unavailable flag nothing ever cleared, and the client then dropped the host for the life of the session. One transient bad spawn — a Defender scan, a locked CSC temp directory — silently restored the per-click powershell.exe burst and per-operation MSIL emission this work exists to remove, with computer use still working so nothing looked wrong. Start failures are now retried, then cool down for 60s, then re-probed; the client keeps the host so it can come back. Repeated post-answer crashes cool down too, and a single reply no longer clears the failure count. The one-shot bridge decided its execution-policy retry from a message that fell back to stdout, so a window title containing "SecurityError" could replay a non-idempotent operation — a double click, keystroke or paste — and stick the session on Bypass. The retry now requires empty stdout and a matching stderr. Serve-mode replies carry an echoed request id. Without one a single stray stdout line would make every later response answer the previous request, acting on stale element indexes with no error raised; a mismatch now kills the child. Non-JSON noise is ignored rather than counted as the helper having answered. Also: warnings reach the main process over the sidecar's IPC channel rather than its piped, unread stdio; the child is watched on close rather than exit; dispose latches so a queued request cannot respawn during teardown; and the host is split into a serve channel and an availability policy to stay under max-lines.
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 0.0.47 · Install guide
Community & Support
-
Discord: Join the community on Discord.
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Twitter / X: Follow @orca_build for updates and announcements.
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WeChat: Scan to join the Orca community WeChat group 7. If it is full, use group 8.
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Feedback & Ideas: We ship fast. Missing something? Request a new feature.
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Privacy: See the privacy & telemetry docs for what anonymous usage data Orca collects and how to opt out.
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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.












