Tabba by Tabba.so

A New Tab replacement with a suite of tools for both productivity and reflection. Self-hosted, no AI, no data tracking, no analytics, and privacy-focused.

Features:
- Calendar-grid visualization showing all the hours in a year/quarter/month/week
- Add notes on the Calendar by clicking any hour cell
- To Do list with tags and filtered to-do lists
- Bookmarks
- Timezones: Shows your awake hours compared to other timezones
- Analog clock
- Bitmap/pixel drawing tool
- Symbols: Copy and paste commonly-used symbols like » © → §
- Customization for most features
- Import/export your data as json for backup and archiving