Extensions by Ultimate Extensions Lab

JS Blocker Ultimate

🛡️ Privacy & Security

Block JavaScript on any site. Four modes, whitelist and blacklist with wildcards, per-site controls and stats. Free, no tracking.

PP Calculator Ultimate - osu! PP Calculator for All Modes

🎬 Video & Media

Calculate osu! PP for standard, taiko, catch and mania with the July 3, 2026 system. Accuracy tables, If FC and PP Potential.