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cmux

v0.64.10 Feature

This release adds 2 notable features for engineering teams evaluating rollout.

Published 11d CLI & Terminal
✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

amp claude-code codex gemini ghostty opencode
+2 more
cli tmux

Summary

AI summary

Add terminal textbox input and revert update progress timeouts.

Changes in this release

Security Medium

Prevents dev builds from stealing stable CLI sockets.

Prevents dev builds from stealing stable CLI sockets.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Feature Medium

Adds terminal textbox input feature.

Adds terminal textbox input feature.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Feature Medium

Adds update progress timeouts for long operations.

Adds update progress timeouts for long operations.

Source: llm_adapter@2026-05-25

Confidence: low

 —
Feature Low

Adds cmux reorder-workspaces batch, dry-run, and events support.

Adds cmux reorder-workspaces batch, dry-run, and events support.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Feature Low

Adds copy on select setting.

Adds copy on select setting.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Feature Low

Adds CmuxExtensionKit sidebar prototypes.

Adds CmuxExtensionKit sidebar prototypes.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Feature Low

Warns or hides tab close button based on context.

Warns or hides tab close button based on context.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Feature Low

Forwards Cmd+Up / Cmd+Down to browser pane.

Forwards Cmd+Up / Cmd+Down to browser pane.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Feature Low

Skips quit‑confirm dialog on DEV builds; honors app.confirmQuit on stable/nightly.

Skips quit‑confirm dialog on DEV builds; honors app.confirmQuit on stable/nightly.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Feature Low

Keeps Codex notifications after interrupted turns.

Keeps Codex notifications after interrupted turns.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Feature Low

Adds Ghostty settings command palette action.

Adds Ghostty settings command palette action.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Performance Low

Allows five concurrent reload xcodebuilds.

Allows five concurrent reload xcodebuilds.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Performance Low

Moves browser loading spinner to Core Animation.

Moves browser loading spinner to Core Animation.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Performance Low

Hardens remote websocket PTY sessions for stability.

Hardens remote websocket PTY sessions for stability.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Bugfix Medium

Fixes TaskManager snapshot-boundary violation causing memory leak.

Fixes TaskManager snapshot-boundary violation causing memory leak.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix Medium

Fixes markdown remote SVG image loading issue.

Fixes markdown remote SVG image loading issue.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix Medium

Fixes close shortcuts targeting original window.

Fixes close shortcuts targeting original window.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix Medium

Fixes browser URL bar stealing focus on tab switch.

Fixes browser URL bar stealing focus on tab switch.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix Medium

Fixes asymmetric equalize splits.

Fixes asymmetric equalize splits.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix Medium

Fixes cmux.json split ratios configuration.

Fixes cmux.json split ratios configuration.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix Medium

Fixes key repeat rendering lag.

Fixes key repeat rendering lag.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix Medium

Fixes runProcess pipe teardown crash.

Fixes runProcess pipe teardown crash.

Source: llm_adapter@2026-05-25

Confidence: high

 —
Bugfix Low

Reverts update progress timeouts implementation.

Reverts update progress timeouts implementation.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Bugfix Low

Fixes Ghostty split theme appearance resolution.

Fixes Ghostty split theme appearance resolution.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Bugfix Low

Fixes restored panel unread sidebar badges display.

Fixes restored panel unread sidebar badges display.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Refactor Low

Moves resume command approvals into cmux.json configuration.

Moves resume command approvals into cmux.json configuration.

Source: granite4.1:30b@2026-05-25-audit

Confidence: high

 —
Refactor Low

Moves browser loading spinner rendering to Core Animation for smoother visuals.

Moves browser loading spinner rendering to Core Animation for smoother visuals.

Source: granite4.1:30b@2026-05-25-audit

Confidence: low

 —
Other Low

Adds Vietnamese language link to README navigation bars.

Adds Vietnamese language link to README navigation bars.

Source: granite4.1:30b@2026-05-25-audit

Confidence: low

 —
Full changelog

What's Changed

  • feat: cmux reorder-workspaces batch + dry-run + events by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4507
  • Fix TaskManager snapshot-boundary violation causing 0.64.8 memory leak by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4555
  • ci: lint that every cmuxTests Swift file is wired into pbxproj (#4559) by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4562
  • Fix markdown remote SVG image loading by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4533
  • Add recent feature blog posts by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4540
  • Move resume command approvals into cmux.json by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4538
  • Keep Codex notifications after interrupted turns by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4583
  • Harden remote websocket PTY sessions by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4323
  • feat: skip quit-confirm dialog on DEV builds; honor app.confirmQuit on stable/nightly by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4517
  • Fix Ghostty split theme appearance resolution by @austinywang in https://github.com/manaflow-ai/cmux/pull/4567
  • Add update progress timeouts by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4491
  • Allow five concurrent reload xcodebuilds by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4599
  • Add copy on select setting (#2911) by @austinywang in https://github.com/manaflow-ai/cmux/pull/4011
  • Add CmuxExtensionKit sidebar prototypes by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4309
  • Prevent dev builds from stealing stable CLI sockets by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4458
  • Fix close shortcuts targeting original window by @austinywang in https://github.com/manaflow-ai/cmux/pull/4615
  • Fix browser URL bar stealing focus on tab switch by @austinywang in https://github.com/manaflow-ai/cmux/pull/4623
  • Fix asymmetric equalize splits by @austinywang in https://github.com/manaflow-ai/cmux/pull/4381
  • Fix cmux.json split ratios by @austinywang in https://github.com/manaflow-ai/cmux/pull/3980
  • Fix key repeat rendering lag by @austinywang in https://github.com/manaflow-ai/cmux/pull/3986
  • Fix restored panel unread sidebar badges by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4550
  • Fix runProcess pipe teardown crash by @austinywang in https://github.com/manaflow-ai/cmux/pull/4568
  • Warn or hide tab close button by @austinywang in https://github.com/manaflow-ai/cmux/pull/4632
  • Forward Cmd+Up / Cmd+Down to browser pane (#4635) by @austinywang in https://github.com/manaflow-ai/cmux/pull/4637
  • Move browser loading spinner to Core Animation by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4600
  • Revert update progress timeouts by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4655
  • Add Vietnamese link to all README language nav bars by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4657
  • Fix theme picker chrome preview sync by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4652
  • Fix sidebar edge fade background by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4610
  • Add Ghostty settings command palette action by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4654
  • Add Peter Steinberger testimonial by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4653
  • feat: add terminal textbox input by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/4333
  • Release v0.64.10 by @austinywang in https://github.com/manaflow-ai/cmux/pull/4667

Full Changelog: https://github.com/manaflow-ai/cmux/compare/v0.64.9...v0.64.10

View diff on GitHub

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About cmux

Ghostty-based macOS terminal with vertical tabs and notifications for AI coding agents

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Beta — feedback welcome: [email protected]