Impact Score: 5/10
Cal.com v5.3.3 β Release Notes & Engineering Impact
Source available β automated, not human-reviewed
Component: calcom Β· Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
β‘ Executive Summary (TL;DR)
Cal.com v5.3.3. Source highlight: perf: cache TRPC queries in /event-types RSC
Who Does This Impact? (Role-Based Analysis)
π» Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
π Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
βοΈ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
β¨ New Features & Capabilities (6)
- feat: pbac
- feat: add segments prop to DataTableProvider
- test: add e2e tests for filters on /insights/routing
- perf: use app dir to fetch team feature flags in settings
- feat(bookings): implement Booking UID filter for bookings data table.
- feat: internationalize user table column headers
β‘ Performance & Enhancements (6)
- perf: cache TRPC queries in /event-types RSC
- perf: follow up of server query caching in /event-types
- perf: optimize O(nΒ²) algorithms in slot generation
- perf: cache TRPC queries in /event-types/[eventTypeId] RSC
- perf: cache TRPC queries in /availability RSC
- perf: remove unused tRPC routes to reduce type generation load
π§ Bug Fixes & Patches (6)
- fix: Handle invalid non-delegation credential in cron
- fix: apply transaction to public methods of CreditService
- fix: add migration to backfill BookingDenormalized
- fix: WhatsApp workflows are not working
- fix: donβt let the booking page crash on invalid metadata
- fix: don't schedule past workflow reminders with tasker
π View Raw Release Notes (Original Developer Log)
## What's Changed
* perf: cache TRPC queries in /event-types RSC by @hbjORbj in https://github.com/calcom/cal.com/pull/21381
* perf: follow up of server query caching in /event-types by @hbjORbj in https://github.com/calcom/cal.com/pull/21402
* perf: optimize O(nΒ²) algorithms in slot generation by @devin-ai-integration in https://github.com/calcom/cal.com/pull/21373
* fix: Handle invalid non-delegation credential in cron by @hariombalhara in https://github.com/calcom/cal.com/pull/21270
* chore: Increase workflows/trpc timeout to 800s by @emrysal in https://github.com/calcom/cal.com/pull/21397
* perf: cache TRPC queries in /event-types/[eventTypeId] RSC by @hbjORbj in https://github.com/calcom/cal.com/pull/21401
* perf: cache TRPC queries in /availability RSC by @hbjORbj in https://github.com/calcom/cal.com/pull/21398
* chore: use correct import path for AppRouter by @eunjae-lee in https://github.com/calcom/cal.com/pull/21415
* perf: remove unused tRPC routes to reduce type generation load by @devin-ai-integration in https://github.com/calcom/cal.com/pull/21418
* feat: pbac by @sean-brydon in https://github.com/calcom/cal.com/pull/21296
* test: update flaky tests by @eunjae-lee in https://github.com/calcom/cal.com/pull/21419
* fix: apply transaction to public methods of CreditService by @eunjae-lee in https://github.com/calcom/cal.com/pull/21356
* fix: add migration to backfill BookingDenormalized by @eunjae-lee in https://github.com/calcom/cal.com/pull/21420
* feat: add segments prop to DataTableProvider by @devin-ai-integration in https://github.com/calcom/cal.com/pull/21409
* perf: Server Fetching for platform members and org members pages by @hbjORbj in https://github.com/calcom/cal.com/pull/21342
* test: add e2e tests for filters on /insights/routing by @devin-ai-integration in https://github.com/calcom/cal.com/pull/21332
* fix: WhatsApp workflows are not working by @anikdhabal in https://github.com/calcom/cal.com/pull/21421
* fix: donβt let the booking page crash on invalid metadata by @anikdhabal in https://github.com/calcom/cal.com/pull/21410
* fix: don't schedule past workflow reminders with tasker by @CarinaWolli in https://github.com/calcom/cal.com/pull/21434
* fix: canceling workflow reminders by @CarinaWolli in https://github.com/calcom/cal.com/pull/21416
* perf: use app dir to fetch team feature flags in settings by @sean-brydon in https://github.com/calcom/cal.com/pull/21433
* feat(bookings): implement Booking UID filter for bookings data table. by @akarsh-jain-790 in https://github.com/calcom/cal.com/pull/21380
* fix: replace bookingTimeStatus with bookingTimeStatusDenormalized by @eunjae-lee in https://github.com/calcom/cal.com/pull/21028
* fix: improve date selection behavior in DateRangePicker by @devin-ai-integration in https://github.com/calcom/cal.com/pull/21438
* perf: use server fetched data in instant-meeting and private booking pages by @hbjORbj in https://github.com/calcom/cal.com/pull/21424
* chore: remove last booking response dead code by @hbjORbj in https://github.com/calcom/cal.com/pull/21426
* refactor: simplify arg of useBookerLayout hook by @hbjORbj in https://github.com/calcom/cal.com/pull/21425
* feat: internationalize user table column headers by @devin-ai-integration in https://github.com/calcom/cal.com/pull/21444
## New Contributors
* @akarsh-jain-790 made their first contribution in https://github.com/calcom/cal.com/pull/21380
**Full Changelog**: https://github.com/calcom/cal.com/compare/v5.3.2...v5.3.3