run-a-script
A minimalistic Firefox extension that allows you to define one JS script which is injected into every page you visit. The addon's code is only a couple of lines long so you can easily verify what's going on.
Additional files are visible only to premium users
manifest.json
{
"description": "Allows you to define exactly one JS script and inject it into every web page you visit. It uses Firefox' userScripts feature which allows the sandboxed execution of user-defined scripts. For some convienience, jQuery is usable from your code. The code base is only a couple of lines so you can quickly check for security foul play. A critical tool in the fight against the modern internet.",
"manifest_version": 2,
"name": "run-a-script",
"version": "1.0.2",
"homepage_url": "https://github.com/MIvanchev/run-a-script",
"icons": {
"16": "icons/doge.svg",
"32": "icons/doge.svg",
"48": "icons/doge.svg",
"64": "icons/doge.svg",
"96": "icons/doge.svg"
},
"background": {
"scripts": [
"background.js"
]
},
"user_scripts": {},
"options_ui": {
"page": "settings.html"
},
"browser_action": {
"browser_style": true,
"default_popup": "settings.html",
"default_icon": {
"32": "icons/doge-32.png",
"48": "icons/doge-48.png",
"64": "icons/doge.svg",
"96": "icons/doge.svg"
}
},
"browser_specific_settings": {
"gecko": {
"id": "[email protected]",
"strict_min_version": "68.0"
}
},
"permissions": [
"storage",
"<all_urls>"
]
}