Pin Rules автор ItsZariep

Pins tabs by default (or not) with per-site regex exceptions/inclusions, plus a shortcut to unpin+close the active tab

Pin tabs based on RegExp rules

Features
- Works on Firefox and Chromium
- Manage exclusions with RegExp rules
- Set Pin all and exclude, or pin nothing and include, as default modes
- Optional shortcut to close pinned tab without confirmation
- Sync across browser accounts; import/export is also available