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Navigate PDFs with Vim keybindings

VimDF replaces Chrome's built-in PDF viewer with a modal, keyboard-driven one. Read papers, specs, and books without ever touching the mouse.

— FEATURES —

• Vim-style navigation — j/k/h/l, gg/G/{n}G, Ctrl-d/Ctrl-u/Ctrl-f/Ctrl-b • Search — / to query, n/N to cycle matches; Ctrl-F for native find • Marks — m{a-z} to set, '{a-z} to jump back • Link hints — f to show yellow hint labels on every link, F to open in new tab • Jump list — Ctrl-O / Ctrl-I / Tab to traverse your navigation history • Outline sidebar — o toggles the table of contents, auto-focuses the section you're currently in; j/k to move, Enter to jump • Caret mode — i enters a Vim-modal caret over the text: · h/l/w/b/e for char/word motion · j/k column-aware line motion · v / V / Ctrl-V for char / line / block VISUAL selection · y to yank to clipboard, H to save a persistent highlight • Remembers last page per document • Auto / Dark / Light themes; customizable hint and status-bar colors • Custom keymap aliases for page-scroll commands

Press ? inside the viewer for the full keybinding reference.

Works on any .pdf URL — http(s), extension pages, and local file:// PDFs (requires enabling "Allow access to file URLs" in chrome://extensions).

Open-source (MIT). Built on Mozilla's PDF.js.