Site Script Launcher

by Russel Sese · Tools

Manifest V3 Free

View in Chrome Web Store Data as of 21 Oct 2026

Run custom JavaScript on a user-defined URL.

Users

+3 in 30 days

Rating

5.0 / 5

+5.00 in 30 days

Ratings

+1 in 30 days

Store rank

#157K

#131K among extensions

Version

1.0.0

updated 18 Mar 2026

Users

monthly, 7 months

Latest, 21 Oct 2026: 19 usersMove the mouse over the chart for any month

Ratings count

monthly, 7 months

Latest, 21 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Site Script Launcher

Run your own JavaScript on any website — right from your browser toolbar. 🌾 Save and manage multiple scripts with URL pattern matching 🌾 Run scripts on demand or automatically after page load 🌾 Works on any HTTP or HTTPS website, including strict CSP sites like GitHub 🌾 Developed by an independent developer committed to simplicity and privacy Key Features: --------------------- ✅ One-click script execution from the popup ✅ Per-script URL pattern matching with wildcard (`*`) support ✅ Auto-run enabled scripts after page load ✅ Add, edit, enable/disable, and remove scripts ✅ CSP fallback support for strict sites using the debugger API ✅ Real-time status and error reporting in the popup ✅ Modern, clean popup UI Privacy Commitment: ---------------------------------- 🚫 No ads 🚫 No tracking 🚫 No data sent to external servers Latest Changes: ---------------------------- Version 1.0.0, March 2026 - Initial release - Per-script URL pattern matching with wildcard support - Auto-run and on-demand script execution - CSP fallback for strict sites (e.g. GitHub) - Script management: add, edit, enable/disable, remove - Modern popup UI with custom app icons