Impact Score: 5/10
Cal.com v3.5.1 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 v3.5.1. Source highlight: chore: Insights readonly DB client
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 (6)
- perf: add idx scheduleId on eventType (CAL-2723)
- feat: implements basic user locking for admins
- feat: troubleshooter with weekly view (V2)
- feat: Base implementation of v2 of avatars
- test: Add more orgs tests
- chore: Add team invite tests
โก Performance & Enhancements (2)
- perf: Increased memory/vCPU for slots perf
- revert: "perf: Increased memory/vCPU for slots perf (#12387)"
๐ง Bug Fixes & Patches (6)
- fix: saving credential id for payment apps
- fix(stripePaymentCallback): better errors
- fix: Wrong spelling of the word "pode" (fix-wrongStringPT-BR)
- fix: change api root statusCode to 200
- fix: add sendgrid-specific header only for SendGrid smtp server
- fix: weird date override behaviour
๐ View Raw Release Notes (Original Developer Log)
## What's Changed
* chore: Insights readonly DB client by @exception in https://github.com/calcom/cal.com/pull/12373
* fix: saving credential id for payment apps by @joeauyeung in https://github.com/calcom/cal.com/pull/12251
* fix(stripePaymentCallback): better errors by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/12223
* chore: Use apiLogin instead of user.login in e2e tests by @sean-brydon in https://github.com/calcom/cal.com/pull/12382
* fix: Wrong spelling of the word "pode" (fix-wrongStringPT-BR) by @gitstart-app in https://github.com/calcom/cal.com/pull/12344
* refactor: Removed the dirName config for app store cli by @shaharyar-shamshi in https://github.com/calcom/cal.com/pull/12321
* perf: Increased memory/vCPU for slots perf by @keithwillcode in https://github.com/calcom/cal.com/pull/12387
* refactor: team settings redesign by @Udit-takkar in https://github.com/calcom/cal.com/pull/12230
* fix: change api root statusCode to 200 by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/12362
* fix: add sendgrid-specific header only for SendGrid smtp server by @CarinaWolli in https://github.com/calcom/cal.com/pull/11932
* chore: Disable i18n cache in development by @exception in https://github.com/calcom/cal.com/pull/12374
* revert: "perf: Increased memory/vCPU for slots perf (#12387)" by @keithwillcode in https://github.com/calcom/cal.com/pull/12389
* chore: [app dir bootstrapping 9]: replace useSearchParams with useCompatSearchParams hook by @DmytroHryshyn in https://github.com/calcom/cal.com/pull/12056
* fix: weird date override behaviour by @SomayChauhan in https://github.com/calcom/cal.com/pull/12292
* perf: add idx scheduleId on eventType (CAL-2723) by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/12400
* fix: logo lack of contrast by @MehulZR in https://github.com/calcom/cal.com/pull/12401
* feat: implements basic user locking for admins by @zomars in https://github.com/calcom/cal.com/pull/12393
* fix: add node-mocks-http to web by @hariombalhara in https://github.com/calcom/cal.com/pull/12435
* feat: troubleshooter with weekly view (V2) by @sean-brydon in https://github.com/calcom/cal.com/pull/12280
* fix: Members count when `team` slug is same as `org` slug by @hariombalhara in https://github.com/calcom/cal.com/pull/12124
* feat: Base implementation of v2 of avatars by @emrysal in https://github.com/calcom/cal.com/pull/12369
* fix: identifer by @sean-brydon in https://github.com/calcom/cal.com/pull/12426
* fix: Better error reporting & some fixes to deleteUser API by @emrysal in https://github.com/calcom/cal.com/pull/12439
* fix: don't send notes to booker if "Hide notes in calendar" is on by @SomayChauhan in https://github.com/calcom/cal.com/pull/12333
* fix: [embed-react] types fix for compatible with TypeScript's "moduleResolution": "bundler" by @LarsArtmann in https://github.com/calcom/cal.com/pull/12327
* fix: slug value in webhook payload by @manpoffc in https://github.com/calcom/cal.com/pull/12290
* chore: paid support wip by @PeerRich in https://github.com/calcom/cal.com/pull/12419
* fix: alby payment could not be created by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/12460
* fix: Date overrides UI bug depending on screen size by @ujjwalgoyal19 in https://github.com/calcom/cal.com/pull/12423
* fix: better errors for googleCalendar integration CAL-2721 by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/12403
* test: Add more orgs tests by @hariombalhara in https://github.com/calcom/cal.com/pull/12241
* fix: Admin Logic for event-type API endpoint by @alishaz-polymath in https://github.com/calcom/cal.com/pull/12482
* fix: opening team invite link in email throws error on signup page by @SomayChauhan in https://github.com/calcom/cal.com/pull/12397
* chore: fix cal.ai price by @PeerRich in https://github.com/calcom/cal.com/pull/12485
* chore: fixed cal.ai thumbnail by @PeerRich in https://github.com/calcom/cal.com/pull/12486
* chore: ignore "platform" in pr-assign-team workflow by @PeerRich in https://github.com/calcom/cal.com/pull/12487
* chore: reset form on submission by @Udit-takkar in https://github.com/calcom/cal.com/pull/12465
* fix: Not able to add a second Outlook Calendar by @Adugnatad in https://github.com/calcom/cal.com/pull/12013
* chore: Add team invite tests by @Amit91848 in https://github.com/calcom/cal.com/pull/12425
* fix: alby payment isPaid always false on create by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/12463
* docs: add google credentials in example env by @sebzz2k2 in https://github.com/calcom/cal.com/pull/11695
* fix: include eventTypeId in BOOKING_CANCELLED event by @nicolls1 in https://github.com/calcom/cal.com/pull/12445
* chore: Clean Up Delete Credential Selected Calendar Error Message by @joeauyeung in https://github.com/calcom/cal.com/pull/12353
* test: Integration Test GCal Primary Calendar by @joeauyeung in https://github.com/calcom/cal.com/pull/12011
* fix: default organizer bug in managed event type by @Udit-takkar in https://github.com/calcom/cal.com/pull/11921
* chore: migrate the event-types page to the app directory by @grzpab in https://github.com/calcom/cal.com/pull/12390
* feat(webhooks): pass webhook secret to `testTrigger` by @ubinatus in https://github.com/calcom/cal.com/pull/12187
* fix: adds teamId to team events payload by @manpoffc in https://github.com/calcom/cal.com/pull/12417
## New Contributors
* @ujjwalgoyal19 made their first contribution in https://github.com/calcom/cal.com/pull/12423
* @Adugnatad made their first contribution in https://github.com/calcom/cal.com/pull/12013
* @sebzz2k2 made their first contribution in https://github.com/calcom/cal.com/pull/11695
* @nicolls1 made their first contribution in https://github.com/calcom/cal.com/pull/12445
* @ubinatus made their first contribution in https://github.com/calcom/cal.com/pull/12187
**Full Changelog**: https://github.com/calcom/cal.com/compare/v3.5.0...v3.5.1