tmulti

A terminal multiplexer built with Go and Bubble Tea.

Features

• Multiple shell sessions in one terminal.
• Tmux-like Prefix: Use Ctrl+B followed by a command key.
• Selection & Clipboard:
  • Select text with mouse (copies to System Primary Selection).
  • Middle-click to paste System Primary Selection.
  • Explicit Copy/Paste to System Clipboard via Admin Mode.
• Mouse Support:
  • Click to focus.
  • Drag to select text.
  • Double-click to select word.
  • Triple-click to select whole line.
  • Middle-click to paste.
  • Scroll wheel to view history.
  • Drag pane borders to resize.
• Scrolling: View scrollback history via Mouse Wheel or Keys.

Keybindings

Normal Mode

• Ctrl+B: Enter Admin Mode (Prefix).
• Alt+PageUp: Scroll Up (History).
• Alt+PageDown: Scroll Down.
• Any typing automatically scrolls to bottom.

Admin Mode (Press Ctrl+B then...)

Navigation & Layout (Stays in Admin Mode):

• %: Split pane vertically.
• ": Split pane horizontally.
• Arrow Keys / h,j,k,l: Navigate focus between panes.

Actions (Returns to Normal Mode):

• c: Copy current selection to System Clipboard.
• v: Paste System Clipboard to active pane.
• Esc / Enter: Return to Normal Mode.

Global:

• q: Quit tmulti.

Mouse Controls

• Left Click: Focus pane / Clear visual selection (preserves clipboard).
• Left Drag: Select text (automatically copies to Primary Selection).
• Double Click: Select word.
• Triple Click: Select whole line.
• Middle Click: Focus pane and paste Primary Selection.
• Scroll Wheel: Scroll history of pane under mouse.
• Drag Pane Border: Resize panes.

Usage

go build -o tmulti .
./tmulti