Cal.com v5.6.15stable Released Sep 08, 2025
Impact Score: 5/10

Cal.com v5.6.15 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.

Compatibility not verified โ€” check source notes
๐Ÿ“„ .MD
โšก Executive Summary (TL;DR)

Cal.com v5.6.15. Source highlight: feat: update translations via @LingoDotDev

Who Does This Impact? (Role-Based Analysis)

๐Ÿ’ป Software Engineers & Devs

Check the source notes against the package and APIs you use before upgrading.

๐Ÿ“Š Product & Engineering Leads

Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.

โš™๏ธ DevOps & Security

Verify the target version, runtime requirements and rollback procedure in the official documentation.

โœจ New Features & Capabilities (6)

  • feat: update translations via @LingoDotDev
  • feat: update translations via @LingoDotDev
  • docs: add getBusyTimes API documentation and update usage details
  • feat: add time-based cancellation fees for no-show fee events
  • feat: update translations via @LingoDotDev
  • chore: Add .mdx to all checks ignore list

โšก Performance & Enhancements (4)

  • perf: Delete `viewer.public.session` tRPC endpoint
  • chore: improve local testing retell
  • perf: optimize public event query by using lightweight session lookup
  • perf: Create 'heavy' eventTypes router

๐Ÿ”ง Bug Fixes & Patches (6)

  • fix: Pbac NITS found in dog food tesitng (I18n)
  • fix: Calendar Event getting orphaned if location changes.
  • fix: Switch component thumb positioning in RTL languages
  • fix: resolve Sentry version conflicts and import-in-the-middle error
  • fix: fix few e2e flakes
  • fix: use `disableToasts` for handling notifications in `EventTypeSettings` atom
๐Ÿ“„ View Raw Release Notes (Original Developer Log)
## What's Changed * feat: update translations via @LingoDotDev by @calcom-bot in https://github.com/calcom/cal.com/pull/23608 * fix: Pbac NITS found in dog food tesitng (I18n) by @sean-brydon in https://github.com/calcom/cal.com/pull/23609 * feat: update translations via @LingoDotDev by @calcom-bot in https://github.com/calcom/cal.com/pull/23611 * docs: add getBusyTimes API documentation and update usage details by @shivraj2805 in https://github.com/calcom/cal.com/pull/22754 * fix: Calendar Event getting orphaned if location changes. by @hariombalhara in https://github.com/calcom/cal.com/pull/23585 * fix: Switch component thumb positioning in RTL languages by @Anshumancanrock in https://github.com/calcom/cal.com/pull/23600 * perf: Delete `viewer.public.session` tRPC endpoint by @hbjORbj in https://github.com/calcom/cal.com/pull/23615 * docs: Update docs for new Railway template by @keithwillcode in https://github.com/calcom/cal.com/pull/23625 * refactor: handle emails and sms side effects by @ThyMinimalDev in https://github.com/calcom/cal.com/pull/23578 * chore: remove unused code - sessionMiddleware by @hbjORbj in https://github.com/calcom/cal.com/pull/23623 * feat: add time-based cancellation fees for no-show fee events by @joeauyeung in https://github.com/calcom/cal.com/pull/23595 * feat: update translations via @LingoDotDev by @calcom-bot in https://github.com/calcom/cal.com/pull/23631 * chore: Add .mdx to all checks ignore list by @keithwillcode in https://github.com/calcom/cal.com/pull/23627 * fix: resolve Sentry version conflicts and import-in-the-middle error by @keithwillcode in https://github.com/calcom/cal.com/pull/23551 * chore: improve local testing retell by @Udit-takkar in https://github.com/calcom/cal.com/pull/23577 * test: add comprehensive unit tests for no-show fee payment functions by @joeauyeung in https://github.com/calcom/cal.com/pull/23626 * fix: fix few e2e flakes by @anikdhabal in https://github.com/calcom/cal.com/pull/23633 * refactor: Break `@calcom/app-store/components` into individual component files by @hbjORbj in https://github.com/calcom/cal.com/pull/23637 * perf: optimize public event query by using lightweight session lookup by @hbjORbj in https://github.com/calcom/cal.com/pull/23617 * feat: implement recent impersonations list with localStorage storage by @sean-brydon in https://github.com/calcom/cal.com/pull/23610 * fix: use `disableToasts` for handling notifications in `EventTypeSettings` atom by @Ryukemeister in https://github.com/calcom/cal.com/pull/23490 * feat: update translations via @LingoDotDev by @calcom-bot in https://github.com/calcom/cal.com/pull/23644 * fix: unit test flake by @anikdhabal in https://github.com/calcom/cal.com/pull/23648 * chore: version packages by @github-actions[bot] in https://github.com/calcom/cal.com/pull/23645 * refactor: Remove App Store's Type Dependency on Trpc Package by @hbjORbj in https://github.com/calcom/cal.com/pull/23640 * refactor: Migrate trpc routers in App store package to Trpc package by @hbjORbj in https://github.com/calcom/cal.com/pull/23536 * chore: add an eslint rule to warn importing trpc package in app store package by @hbjORbj in https://github.com/calcom/cal.com/pull/23665 * refactor: Move StripeService from `@calcom/lib` and `@calcom/features` by @hbjORbj in https://github.com/calcom/cal.com/pull/23655 * fix: unit test flakiness by @anikdhabal in https://github.com/calcom/cal.com/pull/23668 * perf: Create 'heavy' eventTypes router by @keithwillcode in https://github.com/calcom/cal.com/pull/23664 * fix: v2 seated bookings by @supalarry in https://github.com/calcom/cal.com/pull/23514 * refactor: Do not import app-store in `getServerErrorFromUnknown` by @hbjORbj in https://github.com/calcom/cal.com/pull/23669 * refactor: Move `handlePayment` to Features Package by @hbjORbj in https://github.com/calcom/cal.com/pull/23670 * refactor: Migrate `getRoutedUrl` from `@calcom/lib` to `@calcom/features` by @hbjORbj in https://github.com/calcom/cal.com/pull/23666 * refactor: move a constant to a dedicated file in App store package by @hbjORbj in https://github.com/calcom/cal.com/pull/23671 * feat: add 5000ms staleTime to useConnectedCalendars hook by @devin-ai-integration[bot] in https://github.com/calcom/cal.com/pull/23674 **Full Changelog**: https://github.com/calcom/cal.com/compare/v5.6.14...v5.6.15