Chrome: https://chrome.google.com/webstore/detail/mnjggcdmjocbbbhaepdhchncahnbgone
Firefox: https://addons.mozilla.org/addon/sponsorblock/
To use the Beta on Chromium browsers, follow this.
Changes since last major version:
- Change segment list layout in popup (thanks @MRuy )
- Auto-refresh segments when creating new ones
- Potentially fix segments from the wrong video appearing