Impact Score: 5/10
Cal.com v3.9.4 โ Release Notes & Engineering Impact
Source available โ automated, not human-reviewed
Component: calcom ยท Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
โก Executive Summary (TL;DR)
Cal.com v3.9.4. Source highlight: fix: cancellation seems to be using slug instead of title
Who Does This Impact? (Role-Based Analysis)
๐ป Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
๐ Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
โ๏ธ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
โจ New Features & Capabilities (1)
- chore: add more duration options for multiple duration events
๐ง Bug Fixes & Patches (6)
- fix: cancellation seems to be using slug instead of title
- fix: Show proper actionable error in case the team can't be published
- feat: v2 event-types POST, PATCH, DELETE endpoints
- fix: Sentry DNS -> Sentry DSN
- fix: `Booker` atom modal not rendering for mobile devices
- fix: Platform Hotfixes
๐ View Raw Release Notes (Original Developer Log)
## What's Changed
* fix: cancellation seems to be using slug instead of title by @Amit91848 in https://github.com/calcom/cal.com/pull/14195
* chore: add more duration options for multiple duration events by @Udit-takkar in https://github.com/calcom/cal.com/pull/14162
* fix: Show proper actionable error in case the team can't be published by @hariombalhara in https://github.com/calcom/cal.com/pull/14283
* feat: v2 event-types POST, PATCH, DELETE endpoints by @supalarry in https://github.com/calcom/cal.com/pull/14237
* chore: remove cal-ai from nav by @PeerRich in https://github.com/calcom/cal.com/pull/14293
* fix: Sentry DNS -> Sentry DSN by @exception in https://github.com/calcom/cal.com/pull/14295
* fix: `Booker` atom modal not rendering for mobile devices by @Ryukemeister in https://github.com/calcom/cal.com/pull/14278
* fix: Platform Hotfixes by @exception in https://github.com/calcom/cal.com/pull/14297
* fix: Typo in OAuth clients by @keithwillcode in https://github.com/calcom/cal.com/pull/14292
* chore: SDK Fixes and add swagger docs by @exception in https://github.com/calcom/cal.com/pull/14218
**Full Changelog**: https://github.com/calcom/cal.com/compare/v3.9.3...v3.9.4