Jinwoo HongandE2E Test a2e0f20b1e Main sends one layout update per action, with only what changed (dark, layout-owner build only) (#31109)
* A respawned terminal's pane rebinds in one write, and the window shows a binding-only frame without a rebuild (dark, layout-owner build only)

Main: when the window's spawn for a restored pane finds its process gone, the spawn that holds
the pane's reservation keeps the dead binding and its fresh bind swaps it (the restart swap), so
the pane is never published unbound: a same-id respawn publishes no frame, a new id one. A failed
spawn still retires the dead binding. Other callers and window-owned builds retire early as before.

Window: a frame that differs from the shown one only in panes' terminal bindings updates the
store's pane trees as a rebuild would, falling back to a rebuild for holds and shared terminals.

* Dead-owner respawn tests expect the layout-owner build's one swapped bind instead of the early retire

* Main publishes one records frame per layout operation, and the window resubscribes on a missed frame (dark, layout-owner build only)

Main: a durable mutation (a layout.apply, the renameTabs batch, a binding write, a repair) is
one operation. It names the partitions it wrote, and at its end the layout stream publishes
once: one `records` frame holding only the changed records (tab rows, workspace groups, a pane
tree per tab, a binding record per pane, editor files, browser tabs, removed workspaces), each
keyed by main's own ids. Writes no operation scopes (window saves) still publish when their
task ends. The snapshot and every records frame carry a stream epoch. Each pane's binding
carries `ptyGeneration`, which rises on every binding write in this process, so a same-id
respawn is one frame with one binding record. Readers beside the stream get the end of each
operation and the stream's own per-partition loaded model (`workspaceLayoutReads`), so they
need no second Loader pass, with or without a window.

Window: the cache applies records frames to its full layouts, so the existing flush and the
binding-only path are unchanged. A records frame of another epoch or out of sequence, a
malformed frame, or one the cache cannot apply resubscribes at once for a fresh snapshot.

Tests install main's model check, which applies each frame to what subscribers held and
compares it with a fresh projection; dev builds log a mismatch, release builds run none.

* E1 review fixes: keep a swapped binding, bound the window's resyncs, guard operation listeners (dark, layout-owner build only)

- A spawn whose swap bind persisted no longer retires that pane's binding when a later commit
  step fails; a pane on an SSH host keeps the early retire, since its dead owner lives there.
- The window resubscribes at once at most three times before a frame applies cleanly, then takes
  the loss path's backoff. A skipped frame of a newer type still advances its position.
- A throwing operation listener is logged; it no longer fails a committed mutation.
- Tests freeze the shared partition model a reader gets; the dev-build model check skips frames
  that only change live titles. Generation and model-check comments say what is true.

* Keep the layout stream's backoff reset after a single resync; only a resync storm holds it

* A layout stream that recovers from a resync storm reopens on the normal delay again

* Move the replaced pane owner into its own module so the stable owner no longer imports its replacement (dark, layout-owner build only)

---------

Co-authored-by: E2E Test <e2e@test.local>
2026-10-20 08:19:53 -04:00
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

GitHub stars Total downloads across all releases License: MIT Join the Orca Discord Follow Orca on X Supported platforms: macOS, Windows, and Linux

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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 12 is full. Scan to join the Orca community WeChat group 13.

    WeChat group 13 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.
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