Examine source code of Once Hook

By: Firefox user 12585944

Inspect and view changes in Once Hook source codes across current and past versions

Please login to examine the extension's source code.

manifest.json

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Once Hook",
  "manifest_version": 2
}

Best Once Hook Alternatives

Here are some Firefox add-ons that are similar to Once Hook:

once upon a time hook

Firefox user 10492311

Once Upon A Time Capt Hook

Firefox user 11228752

Supernatural_Hook Man

little_monster4ewa