Impact Score: 5/10
Cal.com v2.5.6 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 v2.5.6. Source highlight: Support OIDC
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)
- Add videoCallData to evt on new attendee
- Adds booking data to SDK success event
- added blue color for links in bio
- added impersonation tip
- Add additional guests
- Feat - invite user to team flow improvements
๐ง Bug Fixes & Patches (6)
- Fixes issues with workflows that have more than one action
- fix: duplicate iframes in cal video
- fix: send email if username is being passed
- Fix duplicate event modal page slug
- fix: event location link modal
- WIP: SIU: Maximum call stack size exceeded fix?
๐ View Raw Release Notes (Original Developer Log)
## What's Changed
* Support OIDC by @devkiran in https://github.com/calcom/cal.com/pull/6661
* Ability to format user and team bio by @CarinaWolli in https://github.com/calcom/cal.com/pull/6572
* Fixes issues with workflows that have more than one action by @CarinaWolli in https://github.com/calcom/cal.com/pull/6670
* fix: duplicate iframes in cal video by @G3root in https://github.com/calcom/cal.com/pull/6662
* Add videoCallData to evt on new attendee by @joeauyeung in https://github.com/calcom/cal.com/pull/6673
* fix: send email if username is being passed by @Udit-takkar in https://github.com/calcom/cal.com/pull/6674
* Readme: New Hacker News badge ๐ by @PeerRich in https://github.com/calcom/cal.com/pull/6682
* Enable scrolling in Test Preview Dialog (Routing Forms) by @CarinaWolli in https://github.com/calcom/cal.com/pull/6676
* Fix duplicate event modal page slug by @joecohens in https://github.com/calcom/cal.com/pull/6657
* WIP: unescape characters in email confirmation title by @G3root in https://github.com/calcom/cal.com/pull/6447
* fix: event location link modal by @mocherfaoui in https://github.com/calcom/cal.com/pull/6387
* WIP: SIU: Maximum call stack size exceeded fix? by @zomars in https://github.com/calcom/cal.com/pull/6740
* replaced edit location dialog subtitle with link to app store by @PeerRich in https://github.com/calcom/cal.com/pull/6746
* Upgrades typescript to 4.9.4 by @zomars in https://github.com/calcom/cal.com/pull/6747
* Adds booking data to SDK success event by @zomars in https://github.com/calcom/cal.com/pull/6737
* On duplicating an event type, spacing between arrows and label is wide (Length field) by @gitstart-calcom in https://github.com/calcom/cal.com/pull/6717
* added blue color for links in bio by @PeerRich in https://github.com/calcom/cal.com/pull/6760
* removed credits from auth container by @PeerRich in https://github.com/calcom/cal.com/pull/6766
* On seats, hide attendees if option is selected by @joeauyeung in https://github.com/calcom/cal.com/pull/6767
* Fix shift-enter in bio editor by @CarinaWolli in https://github.com/calcom/cal.com/pull/6769
* fix: back button and heading size by @Udit-takkar in https://github.com/calcom/cal.com/pull/6768
* Disable autocomplete on login password field by @joeauyeung in https://github.com/calcom/cal.com/pull/6705
* fix padding of length input on add event modal by @saideepesh000 in https://github.com/calcom/cal.com/pull/6771
* Fix: EventType Duplication by @hariombalhara in https://github.com/calcom/cal.com/pull/6778
* fix: location select menu overflowing the container by @G3root in https://github.com/calcom/cal.com/pull/6719
* adding ukrainian by @PeerRich in https://github.com/calcom/cal.com/pull/6791
* fix(web): set canonical as `https://cal.com` in the `<HeadSeo/>` by @p6l-richard in https://github.com/calcom/cal.com/pull/6693
* added impersonation tip by @PeerRich in https://github.com/calcom/cal.com/pull/6794
* Standardize response codes in Login by @alishaz-polymath in https://github.com/calcom/cal.com/pull/6787
* fix: booking limits saved as undefined by @Udit-takkar in https://github.com/calcom/cal.com/pull/6720
* fix(web): remove `noindex` & `nofollow` tags from the `App` and `Shell` components by @p6l-richard in https://github.com/calcom/cal.com/pull/6816
* fix: border color in dark teams page by @G3root in https://github.com/calcom/cal.com/pull/6817
* Add additional guests by @joeauyeung in https://github.com/calcom/cal.com/pull/6419
* fix: flash of i18n in teams page by @G3root in https://github.com/calcom/cal.com/pull/6818
* Change lint action to run on BuildJet by @joeauyeung in https://github.com/calcom/cal.com/pull/6819
* Feat - invite user to team flow improvements by @sean-brydon in https://github.com/calcom/cal.com/pull/6725
* Fix Dutch custom event names by @verstratenbram in https://github.com/calcom/cal.com/pull/6806
* [CAL-727] [500] on /api/trpc/[trpc] by @gitstart-calcom in https://github.com/calcom/cal.com/pull/6795
* update isCalcom for canonicals to handle https://cal.com by @p6l-richard in https://github.com/calcom/cal.com/pull/6802
* Access to team features for users with premium username by @CarinaWolli in https://github.com/calcom/cal.com/pull/6699
* fix: use guest email in create booking link banner by @G3root in https://github.com/calcom/cal.com/pull/6694
* feat: tabs for teams in mobile by @G3root in https://github.com/calcom/cal.com/pull/6685
* [CAL-807] /event-types/single - Fix the header by @gitstart-calcom in https://github.com/calcom/cal.com/pull/6738
## New Contributors
* @joecohens made their first contribution in https://github.com/calcom/cal.com/pull/6657
* @saideepesh000 made their first contribution in https://github.com/calcom/cal.com/pull/6771
* @p6l-richard made their first contribution in https://github.com/calcom/cal.com/pull/6693
* @verstratenbram made their first contribution in https://github.com/calcom/cal.com/pull/6806
**Full Changelog**: https://github.com/calcom/cal.com/compare/v2.5.5...v2.5.6