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v0.64.4 Breaking

This release includes 2 breaking changes for platform teams planning a safe upgrade.

Published 23d 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

ReleasePort's take

Moderate signal
editorial:auto 13d

Version v0.64.4 renames the Rovo Dev index package to Agent Vault and removes the obsolete SwiftTerm package path.

Why it matters: If your tooling references the old 'Rovo Dev' or 'SwiftTerm' paths, update configurations after upgrading to v0.64.4; otherwise treat as FYI.

Summary

AI summary

Rename Rovo Dev index package to Agent Vault and remove the stale SwiftTerm package path.

Changes in this release

Feature Medium

Support Pi session restoration

Support Pi session restoration

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Add Hermes Agent hook support

Add Hermes Agent hook support

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Add Vault Pi agent restore support

Add Vault Pi agent restore support

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Add browser cookie import CLI

Add browser cookie import CLI

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Add Show in Finder to workspace sidebar context menu

Add Show in Finder to workspace sidebar context menu

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Add Welcome sidebar toggle shortcuts

Add Welcome sidebar toggle shortcuts

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Follow SSH workspaces in the Files sidebar

Follow SSH workspaces in the Files sidebar

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Clear surface notifications during pane teardown

Clear surface notifications during pane teardown

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Add fixed right sidebar toggle

Add fixed right sidebar toggle

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Make file drops default to path text

Make file drops default to path text

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Alias top-level auth commands

Alias top-level auth commands

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Add guarded cmux SSH URLs

Add guarded cmux SSH URLs

Source: llm_adapter@2026-05-21

Confidence: high

Feature Medium

Allow HTTP localhost subdomains in browser

Allow HTTP localhost subdomains in browser

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix main macOS CI

Fix main macOS CI

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix Rovo Dev transcript previews

Fix Rovo Dev transcript previews

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

fix: forward Left/Right arrow keys to browser surface

fix: forward Left/Right arrow keys to browser surface

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix Cmd+N window size after last window closes

Fix Cmd+N window size after last window closes

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix #3618: Add Insert Path context menu items

Fix #3618: Add Insert Path context menu items

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix Task Manager CPU samples

Fix Task Manager CPU samples

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix command palette arrow keys and no-match flash

Fix command palette arrow keys and no-match flash

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix arrow key navigation in IME candidate window during composition

Fix arrow key navigation in IME candidate window during composition

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix Chinese IME Enter swallowed in terminal

Fix Chinese IME Enter swallowed in terminal

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix folder proxy icon drag

Fix folder proxy icon drag

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix modified Backspace with omnibar inline completions

Fix modified Backspace with omnibar inline completions

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix duplicate browser pane drop zone overlay

Fix duplicate browser pane drop zone overlay

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix terminal top-row click routing

Fix terminal top-row click routing

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix tab bar empty-click behavior

Fix tab bar empty-click behavior

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix right sidebar Find typing lag

Fix right sidebar Find typing lag

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Fix right sidebar titlebar double-click

Fix right sidebar titlebar double-click

Source: llm_adapter@2026-05-21

Confidence: high

Bugfix Medium

Make browser find shortcuts respect remaps

Make browser find shortcuts respect remaps

Source: llm_adapter@2026-05-21

Confidence: high

Full changelog

What's Changed

  • Set up Stack Cloud VM create credits by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3619
  • Stabilize CLI output contracts by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3596
  • Fix main macOS CI by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3643
  • Rename Rovo Dev index package to Agent Vault by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3595
  • Trim 0.64.0 changelog to shipped features by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3646
  • Support Pi session restoration by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3636
  • Redirect /changelog to /docs/changelog (307) by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3668
  • Fix Rovo Dev transcript previews by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3666
  • fix: forward Left/Right arrow keys to browser surface (#3622) by @austinywang in https://github.com/manaflow-ai/cmux/pull/3663
  • Add Hermes Agent hook support by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3585
  • Keep Settings layered above the main window by @austinywang in https://github.com/manaflow-ai/cmux/pull/3612
  • Count cmux app RSS in Task Manager totals by @austinywang in https://github.com/manaflow-ai/cmux/pull/3587
  • fix: 'Match Terminal Background' sidebar toggle no longer snaps back on (#3630) by @austinywang in https://github.com/manaflow-ai/cmux/pull/3635
  • Fix Cmd+N window size after last window closes by @austinywang in https://github.com/manaflow-ai/cmux/pull/3611
  • Fix #3618: Add Insert Path context menu items by @austinywang in https://github.com/manaflow-ai/cmux/pull/3620
  • Fix Task Manager CPU samples by @austinywang in https://github.com/manaflow-ai/cmux/pull/3588
  • Add reconnectable cmux event stream by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3629
  • Fix main CI Swift file length budget by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3676
  • Add review rule against hacky sleeps by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3633
  • Toggle agent session auto-resume on reopen (#3610) by @austinywang in https://github.com/manaflow-ai/cmux/pull/3616
  • Restore Zhuyin IME candidate marked-text handling by @austinywang in https://github.com/manaflow-ai/cmux/pull/3574
  • Add Vault Pi agent restore support by @austinywang in https://github.com/manaflow-ai/cmux/pull/3582
  • Pause Swift file length budget CI check by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3692
  • Add Cloud VM default-provider stress check by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3697
  • Make file drops default to path text by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3684
  • Fix command palette arrow keys and no-match flash by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3698
  • Fix arrow key navigation in IME candidate window during composition by @austinywang in https://github.com/manaflow-ai/cmux/pull/3694
  • Add guarded cmux SSH URLs by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3677
  • Fix Cmd-W for Task Manager and auxiliary windows by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3734
  • Add fixed right sidebar toggle by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3733
  • Fix Mark Workspace as Unread enablement by @austinywang in https://github.com/manaflow-ai/cmux/pull/3727
  • Fix terminal top-row click routing by @austinywang in https://github.com/manaflow-ai/cmux/pull/3720
  • Fix tab bar empty-click behavior by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3740
  • Add auxiliary window close shortcut review rule by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3753
  • Alias top-level auth commands by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3754
  • Fix SSH image drops through terminal text route by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3755
  • Fix right sidebar Find typing lag by @austinywang in https://github.com/manaflow-ai/cmux/pull/3739
  • Fix right sidebar titlebar double-click by @austinywang in https://github.com/manaflow-ai/cmux/pull/3750
  • Make browser find shortcuts respect remaps by @austinywang in https://github.com/manaflow-ai/cmux/pull/3728
  • Remove stale SwiftTerm package path by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3761
  • Second change by @austinywang in https://github.com/manaflow-ai/cmux/pull/3766
  • Revert "Second change" (#3766) by @austinywang in https://github.com/manaflow-ai/cmux/pull/3768
  • Allow HTTP localhost subdomains in browser by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3764
  • Move right sidebar close button into sidebar and fix titlebar sizing by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3757
  • Fix right sidebar shortcut defaults by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3784
  • Add browser cookie import CLI by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3770
  • Fix duplicate browser pane drop zone overlay by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3782
  • Revert duplicate browser pane drop zone overlay fix by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3788
  • Restore right sidebar Ctrl shortcuts by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3796
  • Fix Chinese IME Enter swallowed in terminal (#3762) by @austinywang in https://github.com/manaflow-ai/cmux/pull/3767
  • Fix folder proxy icon drag by @lederniermagicien in https://github.com/manaflow-ai/cmux/pull/3804
  • Add Welcome sidebar toggle shortcuts by @austinywang in https://github.com/manaflow-ai/cmux/pull/3748
  • Restore SSH workspace descriptors on relaunch (#1337) by @austinywang in https://github.com/manaflow-ai/cmux/pull/3576
  • Follow SSH workspaces in the Files sidebar by @austinywang in https://github.com/manaflow-ai/cmux/pull/3721
  • Clear surface notifications during pane teardown by @austinywang in https://github.com/manaflow-ai/cmux/pull/3744
  • Add Show in Finder to workspace sidebar context menu by @austinywang in https://github.com/manaflow-ai/cmux/pull/3632
  • fix: close all targeted tabs in pane right-click 'Close Other Tabs' (#3605) by @austinywang in https://github.com/manaflow-ai/cmux/pull/3628
  • Fix Escape command palette dismissal by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3823
  • Fix Claude resume cwd by @lawrencecchen in https://github.com/manaflow-ai/cmux/pull/3816
  • https://github.com/manaflow-ai/cmux/issues/3586 Finding 7: Retire Codex hook monitors by @austinywang in https://github.com/manaflow-ai/cmux/pull/3589
  • Fix Files find result aggregation by @austinywang in https://github.com/manaflow-ai/cmux/pull/3818
  • Fix McBopomofo Bopomofo candidate opening by @austinywang in https://github.com/manaflow-ai/cmux/pull/3836
  • Close Web Inspector before browser host teardown by @austinywang in https://github.com/manaflow-ai/cmux/pull/3835
  • Fix modified Backspace with omnibar inline completions by @austinywang in https://github.com/manaflow-ai/cmux/pull/3842
  • Add warnBeforeClosingTab close-warning toggle by @austinywang in https://github.com/manaflow-ai/cmux/pull/2808
  • Fix SSH browser loopback fetches across ports by @austinywang in https://github.com/manaflow-ai/cmux/pull/3820
  • Make Close Tab remaps own browser popup close by @austinywang in https://github.com/manaflow-ai/cmux/pull/3830
  • fix(claude): preserve dev channel resume flag by @Clean-Cole in https://github.com/manaflow-ai/cmux/pull/3752
  • Revert "Fix McBopomofo Bopomofo candidate opening" by @austinywang in https://github.com/manaflow-ai/cmux/pull/3845
  • Revert "Fix Chinese IME Enter swallowed in terminal (#3762)" by @austinywang in https://github.com/manaflow-ai/cmux/pull/3846
  • Revert "Fix arrow key navigation in IME candidate window during composition (#3694)" by @austinywang in https://github.com/manaflow-ai/cmux/pull/3849
  • Fix managed defaults replay after user changes by @austinywang in https://github.com/manaflow-ai/cmux/pull/3847
  • Fix stale terminal foreground after theme switch by @austinywang in https://github.com/manaflow-ai/cmux/pull/3852
  • Release v0.64.4 by @austinywang in https://github.com/manaflow-ai/cmux/pull/3853

New Contributors

  • @lederniermagicien made their first contribution in https://github.com/manaflow-ai/cmux/pull/3804
  • @Clean-Cole made their first contribution in https://github.com/manaflow-ai/cmux/pull/3752

Full Changelog: https://github.com/manaflow-ai/cmux/compare/v0.64.3...v0.64.4

Breaking Changes

  • Renamed Rovo Dev index package from "Rovo Dev" to "Agent Vault"
  • Removed stale SwiftTerm package path

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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]