Firefox に Vimperator という操作感を Vim にするような拡張がある。これはこれで便利なのだが、 あまりに Vim化が激しすぎて普通のブラウザとして使用不能なレベルまで操作が変わってしまう。

Vimium は Vim テイストの操作が可能になりつつ機能を呼びださなければ通常のブラウザと操作感は変わらないのでよろし

ソースコードから抜粋すると各機能名はこのようになっているようなのでこれを使えばいい

  commandGroups:
    pageNavigation:
      ["scrollDown",
      "scrollUp",
      "scrollToTop",
      "scrollToBottom",
      "scrollPageDown",
      "scrollPageUp",
      "scrollFullPageDown",
      "scrollFullPageUp",
      "scrollLeft",
      "scrollRight",
      "scrollToLeft",
      "scrollToRight",
      "reload",
      "copyCurrentUrl",
      "openCopiedUrlInCurrentTab",
      "openCopiedUrlInNewTab",
      "goUp",
      "goToRoot",
      "enterInsertMode",
      "enterVisualMode",
      "enterVisualLineMode",
      "passNextKey",
      "focusInput",
      "LinkHints.activateMode",
      "LinkHints.activateModeToOpenInNewTab",
      "LinkHints.activateModeToOpenInNewForegroundTab",
      "LinkHints.activateModeWithQueue",
      "LinkHints.activateModeToDownloadLink",
      "LinkHints.activateModeToOpenIncognito",
      "LinkHints.activateModeToCopyLinkUrl",
      "goPrevious",
      "goNext",
      "nextFrame",
      "mainFrame",
      "Marks.activateCreateMode",
      "Marks.activateGotoMode"]
    vomnibarCommands:
      ["Vomnibar.activate",
      "Vomnibar.activateInNewTab",
      "Vomnibar.activateBookmarks",
      "Vomnibar.activateBookmarksInNewTab",
      "Vomnibar.activateTabSelection",
      "Vomnibar.activateEditUrl",
      "Vomnibar.activateEditUrlInNewTab"]
    findCommands: ["enterFindMode", "performFind", "performBackwardsFind"]
    historyNavigation:
      ["goBack", "goForward"]
    tabManipulation:
      ["createTab",
      "previousTab",
      "nextTab",
      "visitPreviousTab",
      "firstTab",
      "lastTab",
      "duplicateTab",
      "togglePinTab",
      "toggleMuteTab",
      "removeTab",
      "restoreTab",
      "moveTabToNewWindow",
      "closeTabsOnLeft","closeTabsOnRight",
      "closeOtherTabs",
      "moveTabLeft",
      "moveTabRight"]
    misc:
      ["showHelp",
      "toggleViewSource"]

  # Rarely used commands are not shown by default in the help dialog or in the README. The goal is to present
  # a focused, high-signal set of commands to the new and casual user. Only those truly hungry for more power
  # from Vimium will uncover these gems.
  advancedCommands: [
    "scrollToLeft",
    "scrollToRight",
    "moveTabToNewWindow",
    "goUp",
    "goToRoot",
    "LinkHints.activateModeWithQueue",
    "LinkHints.activateModeToDownloadLink",
    "Vomnibar.activateEditUrl",
    "Vomnibar.activateEditUrlInNewTab",
    "LinkHints.activateModeToOpenIncognito",
    "LinkHints.activateModeToCopyLinkUrl",
    "goNext",
    "goPrevious",
    "Marks.activateCreateMode",
    "Marks.activateGotoMode",
    "moveTabLeft",
    "moveTabRight",
    "closeTabsOnLeft",
    "closeTabsOnRight",
    "closeOtherTabs",
    "enterVisualLineMode",
    "toggleViewSource",
    "passNextKey"]

defaultKeyMappings =
  "?": "showHelp"
  "j": "scrollDown"
  "k": "scrollUp"
  "h": "scrollLeft"
  "l": "scrollRight"
  "gg": "scrollToTop"
  "G": "scrollToBottom"
  "zH": "scrollToLeft"
  "zL": "scrollToRight"
  "<c-e>": "scrollDown"
  "<c-y>": "scrollUp"

  "d": "scrollPageDown"
  "u": "scrollPageUp"
  "r": "reload"
  "gs": "toggleViewSource"

  "i": "enterInsertMode"
  "v": "enterVisualMode"
  "V": "enterVisualLineMode"

  "H": "goBack"
  "L": "goForward"
  "gu": "goUp"
  "gU": "goToRoot"

  "gi": "focusInput"

  "f": "LinkHints.activateMode"
  "F": "LinkHints.activateModeToOpenInNewTab"
  "<a-f>": "LinkHints.activateModeWithQueue"
  "yf": "LinkHints.activateModeToCopyLinkUrl"

  "/": "enterFindMode"
  "n": "performFind"
  "N": "performBackwardsFind"

  "[[": "goPrevious"
  "]]": "goNext"

  "yy": "copyCurrentUrl"

  "p": "openCopiedUrlInCurrentTab"
  "P": "openCopiedUrlInNewTab"

  "K": "nextTab"
  "J": "previousTab"
  "gt": "nextTab"
  "gT": "previousTab"
  "^": "visitPreviousTab"
  "<<": "moveTabLeft"
  ">>": "moveTabRight"
  "g0": "firstTab"
  "g$": "lastTab"

  "W": "moveTabToNewWindow"
  "t": "createTab"
  "yt": "duplicateTab"
  "x": "removeTab"
  "X": "restoreTab"

  "<a-p>": "togglePinTab"
  "<a-m>": "toggleMuteTab"

  "o": "Vomnibar.activate"
  "O": "Vomnibar.activateInNewTab"

  "T": "Vomnibar.activateTabSelection"

  "b": "Vomnibar.activateBookmarks"
  "B": "Vomnibar.activateBookmarksInNewTab"

  "ge": "Vomnibar.activateEditUrl"
  "gE": "Vomnibar.activateEditUrlInNewTab"

  "gf": "nextFrame"
  "gF": "mainFrame"

  "m": "Marks.activateCreateMode"
  "`": "Marks.activateGotoMode"

あまり感じないのだが、デフォルトでもうスムーズスクロールになっている。 数値がデカイと動き始めがジャンプ感あるので値を小さくするとよい。