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Keybindings Cheatsheet

Vi-mode everywhere. Leader key is , in Neovim, prefix is Ctrl-a in tmux.

tmux

Basics

Key Action
C-a Prefix (replaces default C-b)
C-a C-a Send literal C-a to inner program

Windows

Key Action
C-a c Create window
C-a n Next window
C-a p Previous window
C-a 0-9 Switch to window by number
C-a w Visual window/pane picker
C-a , Rename window
C-a & Close window

Panes

Key Action
C-a % Split vertically
C-a " Split horizontally
C-h/j/k/l Navigate panes (vim-tmux-navigator)
C-a z Toggle pane zoom
C-a x Close pane
C-a { / C-a } Swap pane left / right
C-a Opt-Arrow Resize pane in arrow direction
C-a Space Cycle pane layouts

Copy Mode (vi)

Key Action
C-a [ Enter copy mode
v Begin selection
y Yank selection (tmux-yank)
q Exit copy mode
/ Search forward
? Search backward

Sessions

Key Action
C-a d Detach
C-a s List sessions
C-a $ Rename session
C-a ( / C-a ) Previous / next session
C-a C-s Save session (resurrect)
C-a C-r Restore session (resurrect)

Sessions auto-save every 15 minutes via continuum.

Cross-Tool Navigation

Ctrl-h/j/k/l moves seamlessly between tmux panes and Neovim splits thanks to vim-tmux-navigator. No prefix needed.

Key Action
C-h Move left
C-j Move down
C-k Move up
C-l Move right

Neovim

Leader key: , (comma)

Navigation & Search

Key Action
,f or ,p Find files (fzf)
,g Live grep (fzf)
,b or C-b Browse buffers (fzf)
,n Toggle file tree
C-w v Split vertically
C-w s Split horizontally
C-w o Close all other splits

Editing

Key Action
m Cut (replaces d via cutlass)
mm Cut line
M Cut to end of line
d Delete without yanking
p (visual) Paste over selection without yanking
cs"' Change surrounding " to ' (surround)
ds" Delete surrounding "
ysiw" Add " around word
C-j Prettify JSON with jq
C-s Clear search highlight
gc Comment/uncomment (built-in)

LSP

Key Action
gd Go to definition
gr Find references
K Hover documentation
,rn Rename symbol
,ca Code action
]d / [d Next / previous diagnostic

Completion (blink.cmp)

Key Action
Tab Next completion / snippet forward
S-Tab Previous completion / snippet backward
Enter Accept completion
C-Space Show completions / toggle docs
C-e Cancel completion
C-d / C-u Scroll docs down / up

AI (Claude Code)

Key Action
,ac Toggle Claude Code
,af Focus Claude Code
,aC Continue mode
,ar Resume
,ab Add current file
,as (visual) Send selection
,aa Accept diff
,ad Deny diff

Testing (vim-test)

Command Action
:TestNearest Run nearest test
:TestFile Run current file's tests
:TestSuite Run full test suite
:TestLast Re-run last test

Fish Shell

Vi-mode is enabled. Press Esc to enter normal mode, i to return to insert mode.

Key Action
z <dir> Smart cd (zoxide)
Esc Enter vi normal mode
i / a Insert / append
/ Search command history
v (normal) Open command in $EDITOR

Alacritty

Key Action
Shift+Enter Insert newline in CLI tools (Claude Code, Codex)
Option+key Send alt-key sequences (both Option keys)