Keyboard shortcuts

Help → Keyboard Shortcuts (Ctrl+/, ⌘/ on macOS) lists them in the app too, always up to date.

On macOS, use ⌘ where this page says Ctrl, unless it says otherwise.

Files

Action Keys
Open files Ctrl+O
Open a remote log (SFTP) Ctrl+Shift+O
Open a web address Ctrl+Shift+U
Open a folder’s files File → Open Folder… (no shortcut)
Search in a folder Ctrl+Shift+F
Merge files by time Ctrl+Shift+M
Compare files or folders (CSV and TSV as tables, other files as text) File → Compare Files…, or Compare Files… on the start page (no shortcut)
Compare logs by message Ctrl+Shift+D
Export lines shown by filters Ctrl+Shift+E
Close the tab Ctrl+W, or a middle click on the tab
Quit Ctrl+Q (⌘Q on macOS)
Settings Ctrl+,

Find and filters

Action Keys
Find in this log (the selected text becomes the search) Ctrl+F
Next / previous match in the find bar Enter / Shift+Enter
Next / previous match anywhere F3 / Shift+F3 (also ⌘G / ⇧⌘G on macOS)
Find All Ctrl+Enter in the find bar
Close the find bar Esc
Close the selected Find results search Shift+Esc
Matching lines only / all lines Ctrl+Shift+H
In Find results: fold or open a search Click its header, or Enter / ← / →
In Find results: go to the line Click, double-click, or Enter
In Folder search: search / stop Enter / Esc

Moving around

Action Keys
Go to line Ctrl+L
Go to time Ctrl+Shift+L
Next / previous error F8 / Shift+F8
In a comparison: next / previous difference (in a merge: conflict) F7 / Shift+F7
Follow the current line’s request (or the selected text) Ctrl+Shift+R
Bookmark the current line Ctrl+F2
Next / previous bookmark F2 / Shift+F2
Top / bottom of the file Ctrl+Home / Ctrl+End
Scroll sideways ← →

The view

Action Keys
Follow the end of the file (tail -f) Ctrl+T, or End
Load changes to the file F5
Columns Ctrl+Shift+K
Wrap long lines Alt+Z (⌥Z on macOS)
Tree of loggers Ctrl+Shift+B
Fold or open the bottom panel Ctrl+J
Bigger / smaller font Ctrl+= / Ctrl+-

Selecting and copying

Action Keys
Copy (with nothing selected, the current line) Ctrl+C
Select all Ctrl+A
Select a word / a line Double-click / triple-click, or click the line number
Extend the selection Shift+click, Shift+arrows, or drag in the line numbers

JVMs

Action Keys
Attach to a running JVM Ctrl+Shift+J
Heap map: go back out Backspace
Remote file browser: up one folder Backspace

Help

Action Keys
Keyboard shortcuts Ctrl+/