QLBar от Shaun Oster

QLBar adds an intuitive horizontal quick-launch bar to the top of every webpage. Organize your most-used links into website-like dropdown menus and access them instantly — no searching bookmarks or history required. Easily fit all of your daily links in organized groups. Includes a browser cache clearing button as well.

Features:
- Horizontal bar injected at the top of every page with hover dropdowns
- Popup launcher for quick access from the extension icon
- Drag-to-reorder groups and links
- Per-site disable — block the bar on specific domains
- Export/import your configuration across profiles
- One-click browser cache clear & reload
- Dark theme, lightweight, Shadow DOM isolated (won't break your pages)