* fix(native-chat): stop a bounded tail read from moving the chat cursor past unapplied rows
A structured chat pane could latch "Working for N" forever after the agent had
finished, showing the send arrow rather than Stop, while the sidebar and
`worktree ps` correctly read idle.
The client replica has one position (`state.cursor`) and one body. Two
operations keep those consistent: replace (both from one host snapshot) and
append (rows contiguous with the cursor). The `tail-page` branch was a third
thing: it took the cursor from the journal head, the items from a bounded page
(200 items, byte-capped), then merged retained client submissions over the
page's. Under continuous journal writes the client is always slightly behind,
so the branch ran on every window focus and on every pane re-activation. When
more than a page of rows had landed since a send, that send's user item fell
off the page, its submission was not carried, the retained `pending` survived,
and the cursor jumped past the dispatch-acceptance row. Nothing re-sends it: a
batch carries only touched items and that submission is never touched again.
Delete the third operation rather than guard it. A live subscription is now the
only thing that moves the cursor, and `subscribe({ cursor })` already replays
exactly the missed rows.
- remove the window `focus` listener and the owner/transport `refresh` contract
- skip warm hydration: a retained owner subscribes at its applied cursor
- cold hydration keeps its history read, applied as the existing `snapshot`
(replace) event rather than `tail-page`
- delete the `tail-page` action and its reducer branch
- delete `resumeCursor` and `shouldAdvanceStructuredResumeCursor`; two cursors
with two advancement rules were how position and body drifted apart
`older-page`/`loadOlder`, the unattached-refusal grace, generation guards and
the coalescer are unchanged. No host, wire or schema change.
Also fixes a second cost of the same branch: focus during a busy turn discarded
paged-in older items, shrinking the transcript to one bounded page mid-turn.
* fix(native-chat): preserve unavailable mixed-version session fences
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.












