# Cal.com v4.7.8 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v4.7.8
- **Released:** Nov 22, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v4.7.8/

## Executive Summary (TL;DR)
Cal.com v4.7.8. Source highlight: feat: added customClassnames for event-recurring tab

## New Features
- feat: added customClassnames for event-recurring tab
- feat: Expose booking created at in v2 API response
- feat: added customClassnames to event-availability tab
- chore: Add ability to disable Sentry source maps
- revert: "feat: install gcal + gvideo by default for google signups (#1…