uBlock Origin

Finally, an efficient blocker. Easy on CPU and memory.

What is uBlock Origin?

uBlock Origin is a Chrome extension developed by Raymond Hill (gorhill), and its main feature is "Finally, an efficient blocker. Easy on CPU and memory.".

Extension Screenshots

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Download uBlock Origin Extension CRX File

Download uBlock Origin extension files in crx format, manually install Chrome extensions in the browser, or share the crx files with friends to easily install Chrome extensions.

Extension Usage Instructions

                        IMPORTANT: uBlock Origin is completely unrelated to the site "ublock.org".

uBlock Origin is not an "ad blocker", it's a wide-spectrum content blocker with CPU and memory efficiency as a primary feature.

***

Out of the box, these lists of filters are loaded and enforced:

- uBlock Origin filter lists
- EasyList (ads)
- EasyPrivacy (tracking)
- Peter Lowe’s Ad server list (ads and tracking)
- Online Malicious URL Blocklist

More lists are available for you to select if you wish:

- Annoyances (cookie warnings, overlays, etc.)
- hosts-based lists
- And many others

Additionally, you can point-and-click to block JavaScript locally or globally, create your own global or local rules to override entries from filter lists, and many more advanced features.

***

Free.
Open source with public license (GPLv3)
For users by users.

If ever you really do want to contribute something, think about the people working hard to maintain the filter lists you are using, which were made available to use by all for free.

***

Documentation:
https://github.com/gorhill/uBlock#ublock-origin

Project change log:
https://github.com/gorhill/uBlock/releases

Contributors @ Github:
https://github.com/gorhill/uBlock/graphs/contributors

Contributors @ Crowdin:
https://crowdin.net/project/ublock                    

Extension Basic Information

Name uBlock Origin uBlock Origin
ID cjpalhdlnbpafiamejdnhcphjbkeiagm
Official URL https://chromewebstore.google.com/detail/ublock-origin/cjpalhdlnbpafiamejdnhcphjbkeiagm
Description Finally, an efficient blocker. Easy on CPU and memory.
File Size 3.68 MB
Installation Count 37,000,000
Current Version 1.56.0
Last Updated 2024-02-22
Publish Date 2020-06-28
Rating 4.67/5 Total 28911 Ratings
Developer Raymond Hill (gorhill)
Email [email protected]
Payment Type free
Extension Website https://github.com/gorhill/uBlock
Help Page URL https://github.com/gorhill/uBlock
Privacy Policy Page URL https://github.com/gorhill/uBlock/wiki/Privacy-policy
Supported Languages id,ms,de,en,en-GB,fil,fr,sw,nl,no,vi,tr,ca,da,et,es,hr,it,lv,lt,hu,pl,pt-BR,pt-PT,ro,sk,sl,fi,sv,cs,el,sr,bg,ru,uk,iw,fa,mr,hi,bn,gu,ta,te,kn-IN,ml,th,ar,zh-CN,zh-TW,ja,ko
manifest.json
{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "author": "Raymond Hill & contributors",
    "background": {
        "page": "background.html"
    },
    "browser_action": {
        "default_icon": {
            "16": "img\/icon_16.png",
            "32": "img\/icon_32.png",
            "64": "img\/icon_64.png"
        },
        "default_popup": "popup-fenix.html",
        "default_title": "uBlock Origin"
    },
    "commands": {
        "launch-element-picker": {
            "description": "__MSG_popupTipPicker__"
        },
        "launch-element-zapper": {
            "description": "__MSG_popupTipZapper__"
        },
        "launch-logger": {
            "description": "__MSG_popupTipLog__"
        },
        "open-dashboard": {
            "description": "__MSG_popupTipDashboard__"
        },
        "relax-blocking-mode": {
            "description": "__MSG_relaxBlockingMode__"
        },
        "toggle-cosmetic-filtering": {
            "description": "__MSG_toggleCosmeticFiltering__"
        },
        "toggle-javascript": {
            "description": "__MSG_toggleJavascript__"
        }
    },
    "content_scripts": [
        {
            "all_frames": true,
            "js": [
                "\/js\/vapi.js",
                "\/js\/vapi-client.js",
                "\/js\/contentscript.js"
            ],
            "match_about_blank": true,
            "matches": [
                "http:\/\/*\/*",
                "https:\/\/*\/*"
            ],
            "run_at": "document_start"
        },
        {
            "all_frames": false,
            "js": [
                "\/js\/scriptlets\/subscriber.js"
            ],
            "matches": [
                "https:\/\/easylist.to\/*",
                "https:\/\/*.fanboy.co.nz\/*",
                "https:\/\/filterlists.com\/*",
                "https:\/\/forums.lanik.us\/*",
                "https:\/\/github.com\/*",
                "https:\/\/*.github.io\/*",
                "https:\/\/*.letsblock.it\/*"
            ],
            "run_at": "document_idle"
        },
        {
            "all_frames": false,
            "js": [
                "\/js\/scriptlets\/updater.js"
            ],
            "matches": [
                "https:\/\/github.com\/uBlockOrigin\/*",
                "https:\/\/ublockorigin.github.io\/*",
                "https:\/\/*.reddit.com\/r\/uBlockOrigin\/*"
            ],
            "run_at": "document_idle"
        }
    ],
    "content_security_policy": "script-src 'self'; object-src 'self'",
    "default_locale": "en",
    "description": "__MSG_extShortDesc__",
    "icons": {
        "128": "img\/icon_128.png",
        "16": "img\/icon_16.png",
        "32": "img\/icon_32.png",
        "64": "img\/icon_64.png"
    },
    "incognito": "split",
    "manifest_version": 2,
    "minimum_chrome_version": "73.0",
    "name": "uBlock Origin",
    "options_ui": {
        "open_in_tab": true,
        "page": "dashboard.html"
    },
    "permissions": [
        "contextMenus",
        "privacy",
        "storage",
        "tabs",
        "unlimitedStorage",
        "webNavigation",
        "webRequest",
        "webRequestBlocking",
        ""
    ],
    "short_name": "uBlock\u2080",
    "storage": {
        "managed_schema": "managed_storage.json"
    },
    "version": "1.56.0",
    "web_accessible_resources": [
        "\/web_accessible_resources\/*"
    ]
}