Impact Score: 5/10
Cal.com v5.2.13 — Release Notes & Engineering Impact
Source available — automated, not human-reviewed
Component: calcom · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
⚡ Executive Summary (TL;DR)
Cal.com v5.2.13. Source highlight: perf: optimize event type query by using team IDs instead of complex join
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
✨ New Features & Capabilities (5)
- test: add e2e test for round robin event types
- feat: Add `handleSlotSelect` prop for custom timeslot selection/reservation handling
- feat: enforce log in cal video
- feat: booking references api type filter
- feat: Prerender booking link and reuse with headless router
⚡ Performance & Enhancements (1)
- perf: optimize event type query by using team IDs instead of complex join
🔧 Bug Fixes & Patches (4)
- fix: hiding And connect with specific team members option for non org teams
- fix: unable to change the workflow action
- fix: attendees not visible for hosts in a seated team booking
- fix: don't allow double reserving already reserved slot
📄 View Raw Release Notes (Original Developer Log)
## What's Changed
* perf: optimize event type query by using team IDs instead of complex join by @devin-ai-integration in https://github.com/calcom/cal.com/pull/21162
* fix: hiding And connect with specific team members option for non org teams by @romitg2 in https://github.com/calcom/cal.com/pull/21083
* test: add e2e test for round robin event types by @Udit-takkar in https://github.com/calcom/cal.com/pull/21159
* feat: Add `handleSlotSelect` prop for custom timeslot selection/reservation handling by @SomayChauhan in https://github.com/calcom/cal.com/pull/21133
* fix: unable to change the workflow action by @anikdhabal in https://github.com/calcom/cal.com/pull/21185
* fix: attendees not visible for hosts in a seated team booking by @anikdhabal in https://github.com/calcom/cal.com/pull/21156
* feat: enforce log in cal video by @Udit-takkar in https://github.com/calcom/cal.com/pull/21082
* fix: don't allow double reserving already reserved slot by @supalarry in https://github.com/calcom/cal.com/pull/21139
* chore: remove @calcom/lib/server barrel file by @hbjORbj in https://github.com/calcom/cal.com/pull/21190
* feat: booking references api type filter by @SomayChauhan in https://github.com/calcom/cal.com/pull/21179
* docs: Update delegation credential README by @hariombalhara in https://github.com/calcom/cal.com/pull/21178
* feat: Prerender booking link and reuse with headless router by @hariombalhara in https://github.com/calcom/cal.com/pull/20720
**Full Changelog**: https://github.com/calcom/cal.com/compare/v5.2.12...v5.2.13