# Thunderbird Desktop Calendar Gets Visual Redesign

Mozilla's Thunderbird email client is rolling out a visual redesign for its desktop calendar feature. The update aims to improve the look and usability of the calendar interface for its open-source user base. This matters as it modernizes a core component of the widely used email application.

**Importance:** 2/5

## Sources

### Technology
- [Hacker News](https://blog.thunderbird.net/2026/08/desktop-calendar-a-design-journey/) — Sat, 15 Aug 2026 18:09:42 +0000