SB.js brings SponsorBlock to a bookmarklet or userscript for restrictive environments, with loader and standalone usage options.
Popup Blocker (strict) vs Userscript
How do Popup Blocker (strict) and Userscript compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Popup Blocker (strict) | Userscript |
|---|---|---|
| What it is | Popup Blocker (strict) prevents popup windows in a browser extension and includes a history feature. | AdGuard's Popup Blocker is a userscript that blocks unwanted pop-up and pop-under windows in browsers that support a userscript manager. |
| Website | ||
| Type | Open-source project | Open-source project |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Android, Browser extension, Windows | Windows |
| Open source | Yes | Yes |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Popup Blocker (strict) and Userscript.
uBlock Origin is a content blocker for Chromium and Firefox browsers, described by its project as efficient, fast, and lean.
The Locale Switcher extension for Chrome and Firefox changes browser language settings and Accept-Language headers, with per-tab controls.
The arkenfox user.js wiki discusses browser extensions and recommends keeping them to a minimum because they have privileged browser access.
Pi-hole Tray is an unofficial Windows system tray app for monitoring and managing Pi-hole instances from the desktop.
HaGeZi publishes DNS blocklists for filtering ads, trackers, malware, and other unwanted domains.







