* fix(terminal): render the covered row tail inside the IME preedit overlay Closes #12545. Composing mid-line hid the character at the cursor for the whole composition. The preedit overlay is an opaque box anchored to the cursor cell, and nothing reaches the pty while composing, so those cells still held their characters — the box simply covered them. `CompositionHelper` now draws the rest of the row after the preedit inside the view, so the composition reads as inserted text pushing the tail right. Four details come with it: - The view is start-anchored while it carries a tail, so the preedit stays put and the pushed tail clips at the right edge; alone, `rtl` still keeps a long preedit's end in view. - It is themed from `options.theme` instead of the stock `#000`/`#FFF`, with any alpha dropped — the view masks the cells it draws over, so a see-through background would re-expose the very characters the tail stands in for. - The helper textarea syncs to the preedit's own bounds, so IME candidate dialogs anchor to the composing text rather than past the rendered tail. - A TUI can repaint the row under an open composition, so `updateCompositionElements` — which already runs on every render — re-reads the remainder and re-renders on change. A string compare adds no layout read. The tail is read with an explicit end column: the cacheable form of `translateToString` arms the line string cache's self-renewing idle-clear timer, and the composition path must own no timers. Geometry is not the cause. Two mature reference terminal implementations compose marked text into the grid rather than into a floating box, and both still blank the cells under it — one of them literally substitutes the marked characters into the row's character array before rasterizing. Moving off the overlay would not have fixed this report; rendering the covered tail is what does. The e2e arm asserts the invariant an opaque overlay owes the grid: it must render every committed cell its bounding rect covers. That is measured from the real rect against the real cell grid, so it fails on the unfixed build with `covers "하" / renders "가"`. Known limitation: the rendered tail is plain-styled while composing (theme foreground on theme background, no per-cell colors); colors return on commit. This is inherent to the overlay, and drawing the preedit into the cell renderer instead would be a far larger change. Co-authored-by: rayim <rayim@fxy.global> * test(e2e): assert the occlusion invariant, not the runner's cell width CI covered four columns where this machine covers two — 34.4px over an 8.43px grid against 12.3px over an 8px grid — so pinning the covered text verbatim pinned the font metrics rather than the behaviour. Assert instead that every committed cell the overlay covers appears in what it draws, which is the actual invariant and holds at any cell width. Still fails against main: covers "하" / renders "가". * fix(terminal): keep the rendered tail's spacing on the grid The composition view is white-space: nowrap, which collapses runs of spaces exactly like normal — it only suppresses wrapping. So a committed tail carrying padding drew its trailing glyph cells left of where the grid has them: measured in Chromium with xterm's own rule, twenty spaces plus a border rendered two cells wide instead of twenty-one. The visible case is Orca's most common IME context — composing inside an agent TUI input box, where the row is a prompt, padding, then a real border glyph the trim cannot drop. A stray border appeared a cell after the preedit while the real one stayed put. xterm sets white-space: pre on its grid rows for this reason; the view was only nowrap-safe while it held preedit text alone. The existing fixtures are all space-free, and the e2e invariant is that the overlay renders everything it covers — collapsing makes it cover less, so both stayed green. Pinned with a padded-row fixture. --------- Co-authored-by: rayim <rayim@fxy.global>
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
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.
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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.
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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.










