Web Extension Lab

AWS/GCP/Azure Console Color Coding

Color-code AWS, GCP & Azure cloud console headers by environment. Prevent production mistakes with one click.

Tab Group Workspace Manager

Auto-group tabs by domain rules and save/restore workspaces in one click. Native Tab Groups, zero learning curve.

Subscription Tracker

Track subscriptions with a beautiful dashboard and renewal reminders. Privacy-first — all data stays local.

Privacy-First Clipboard Manager

Privacy-first clipboard manager. All data stays local — zero network access, minimal permissions.

Action-Oriented SEO Checker

Instant SEO analysis with actionable fix suggestions. One-click page audit — no account required.

Design Style Inspector

Instantly inspect fonts, colors, and spacing on any website. Side panel stays open while you browse. Zero DOM pollution, one-click copy.

AI-Powered Web Data Extraction

Extract structured data from any webpage with AI-powered field detection. Export to CSV/JSON in one click.

Cross-List Flea Market Items

Copy listings between Mercari and Rakuma with one click. Auto-fill all fields including photos, categories, and shipping. Ghost listing prevention included.