Arsenal

Browser Audio Utilityv1.1

Tab Ducker

Automatically lowers older background audio when newer tab audio starts, with optional automatic duck marking, manual overrides, adjustable ducking, and sound-level detection.

Automatic duck marking 15% default ducking Sound-level detection Silent-video aware Matching ducked favicon

Download Tab Ducker Support & usage · Privacy

Browser Video Utilityv1

LoopAgain

Repeat the current HTML5 video or lock playback to a precise A–B range. Type exact times, drag a two-point slider, or enable automatic whole-video looping for videos you open, with a playlist include/exclude control.

Precise A–B looping Two-point range slider Auto-loop videos Playlist include/exclude Embedded-player detection

Download LoopAgain Opera / Chromium · Load unpacked after extracting

Pixiv Bookmark Utilityv1

Pixiv Bookmark Index

Build a local searchable index of Pixiv bookmarks across multiple accounts, search and narrow by tags, browse works full screen, and transfer bookmarks between Pixiv accounts while preserving account-specific collections.

Multi-tag bookmark search Live tag narrowing Multi-account collections Account-to-account transfer Full-screen work viewer

Download Pixiv Bookmark Index Opera / Chrome / Edge / Brave · Extract, then load unpacked

Fantome / WAD Rig Utilityv1

Fantome Rig Studio

Inspect and edit Fantome packages in the browser, work with packed or unpacked WAD content, preview SKL rigs and paired SKN meshes in 3D, and audit ANM animations for attention-worthy runtime divergence.

Automatic animation attention audit 3D SKL / SKN rig preview ANM animation workspace Local browser processing

Open Fantome Rig Studio Web tool · Runs locally in your browser