OrcaWinandm4air 40822e2c4e perf(switch): prewarm hovered and neighbor workspaces; coalesce held step keys (#35222)
* fix(terminal): don't count a PTY reattach as workspace activity

A remount (hidden prewarm, background mount) reattaching the tab's own live PTY bumped
lastActivityAt and sortEpoch, re-sorting the sidebar on hover. Also keep store map
identity on that no-op path so subscribers skip re-rendering.

* perf(terminal): prewarm hovered and keyboard-neighbor workspaces before the switch

A row hovered for 120 ms, and the previous/next workspaces in sidebar order (local hosts,
500 ms after a switch settles), take a prewarm lease: hover holds one, neighbors two.
A lease mounts only each group's visible snapshot-restorable terminal plus live tabs,
never wakes sleeping agents, and lays out and warms WebGL in separate idle tasks.
Hover stays laid out until it ends; a neighbor hides again once warm. Held leases are
exempt from ordinary cold parking (the retention budget still applies), individually
parked sibling tabs stay unmounted, a narrowed live mount is handed back on release,
and prewarm is off when hidden-view parking is disabled.

* perf(sidebar): coalesce held workspace-step keys

Auto-repeated Cmd+Shift+Up/Down and list arrows move only the sidebar highlight (and the
listbox's active descendant); the workspace under it switches once the repeat stops, on
keyup or a missed repeat since macOS withholds keyup while Cmd is held. Single presses
still switch synchronously. Keyboard navigation also publishes its sidebar neighbors to
the prewarm lease.

* perf(palette): close Cmd+J without the exit fade after a selection

A selection already moved the user to the new surface; the 150 ms overlay fade only
dimmed it. Escape and outside dismissals keep the fade.

* fix(terminal): undo a prewarm narrowing only while the lease still owns it

Releasing a lease after its workspace was activated (or after another mount replaced the
restriction) stripped the deferred tab ids that activation now owns, so over-cap tabs
stayed on the restoring placeholder and lost parked watchers. The undo now runs only
when the lease's restriction is still installed and the workspace was not activated.
Simulator workspaces also get no restriction on any unrestricted mount, parked included,
so the emulator overlay stays mounted.

* fix(terminal): prewarm never reattaches a session the daemon has not confirmed live

After a daemon loss a parked shell tab keeps its PTY id and snapshot capability, and its
reattach spawns a replacement process. A lease now asks main (pty:hasPty, authoritative
true only) for the revealable tabs it would reattach and admits only confirmed sessions;
unknown or remote-runtime answers decline. Workspaces with a simulator tab never take a
lease, since any restriction unmounts the emulator overlay and its local state.

* fix(terminal): confirm every split leaf and keep parked siblings out after a lease ends

A split tab reconnects each leaf on mount, so prewarm now confirms every resolved leaf
session (re-resolved after the answer; any change fails) instead of only the tab's
first PTY. Releasing a narrowed lease ends its measurement, which starts tab cold
parking's 30 s cool-down with an empty park set; the narrowing now outlasts that
cool-down so individually parked siblings stay unmounted after an abandoned hover.
Prewarm target selection moves to its own file.

* fix(terminal): hold a prewarm narrowing through any newer measurement cool-down

A mount that measures the worktree after the lease ended starts its own tab cold-park
cool-down; lifting the narrowing on the original deadline would remount parked
siblings while parking is still off. The undo now re-waits while the worktree is
measuring or inside its park cool-down. Teardown cancels pending undos after the final
releases, which would otherwise schedule timers past the unmount.

---------

Co-authored-by: m4air <m4air@Mac.localdomain>
2026-10-28 10:42:08 -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)
# Always use the full name; bare `orca` is an unrelated Plotly cask.
brew install --cask stablyai/orca/orca
# Upgrade an existing install
brew upgrade --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 sponsored/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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