# COOL days
**URL:** https://forum.collaboraonline.com/c/cool-days/18.md
[Latest](https://forum.collaboraonline.com/latest.md) · [Categories](https://forum.collaboraonline.com/categories.md) · [Tags](https://forum.collaboraonline.com/tags.md)
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## [COOL Days 2026 - 27 – 29th April 2026 - Hamburg, Germany - Collabora Office and Collabora Online](https://forum.collaboraonline.com/t/cool-days-2026-27-29th-april-2026-hamburg-germany-collabora-office-and-collabora-online/4031)
**Author:** [@darshan](https://forum.collaboraonline.com/u/darshan)\
**Replies:** 1\
**Last updated:** [April 30, 2026, 10:07am UTC](https://forum.collaboraonline.com/t/cool-days-2026-27-29th-april-2026-hamburg-germany-collabora-office-and-collabora-online/4031 "2026-04-30T10:07:03Z")
Save the Date for COOL Days 2026! :tear\_off\_calendar: 27 – 29th April 2026 :round\_pushpin: Hamburg, Germany Get ready to connect with the Collabora Online community at COOL Days 2026. This is your chance to dive deep …
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## [COOL Days 2025 - 2nd - 4th June - Budapest, Hungry - Collabora Office and Collabora Online](https://forum.collaboraonline.com/t/cool-days-2025-2nd-4th-june-budapest-hungry-collabora-office-and-collabora-online/3396)
**Author:** [@darshan](https://forum.collaboraonline.com/u/darshan)\
**Replies:** 1\
**Last updated:** [May 29, 2025, 10:53am UTC](https://forum.collaboraonline.com/t/cool-days-2025-2nd-4th-june-budapest-hungry-collabora-office-and-collabora-online/3396 "2025-05-29T10:53:43Z")
COOL Days 2025 – Save the Date! :purple\_heart: We’re excited to announce COOL Days 2025, happening from 2nd – 4th June in Budapest, Hungary! :tada: Join us for three days of discussions, insights, and collaboration on…
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## [COOL Days 2024 - 8-10 April - Cambridge, UK - Collabora Office and Collabora Online](https://forum.collaboraonline.com/t/cool-days-2024-8-10-april-cambridge-uk-collabora-office-and-collabora-online/2140)
**Author:** [@pedro.silva](https://forum.collaboraonline.com/u/pedro.silva)\
**Replies:** 0\
**Last updated:** [October 30, 2023, 8:59am UTC](https://forum.collaboraonline.com/t/cool-days-2024-8-10-april-cambridge-uk-collabora-office-and-collabora-online/2140 "2023-10-30T08:59:23Z")
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## [COOL days Conference 2023](https://forum.collaboraonline.com/t/cool-days-conference-2023/547)
**Author:** [@pedro.silva](https://forum.collaboraonline.com/u/pedro.silva)\
**Replies:** 0\
**Last updated:** [August 16, 2021, 2:34pm UTC](https://forum.collaboraonline.com/t/cool-days-conference-2023/547 "2021-08-16T14:34:04Z")
2023 March 28 and March 29 Cambridge UK: Send an email to hello@collaboraoffice.com as soon as possible to get your name on our VIP list, as there is a limited number of places or fill the form: COOL Days 2023 - Cambrid…
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## [COOL Days 2021: Watch the whole Developers Day on Youtube](https://forum.collaboraonline.com/t/cool-days-2021-watch-the-whole-developers-day-on-youtube/714)
**Author:** [@pedro.silva](https://forum.collaboraonline.com/u/pedro.silva)\
**Replies:** 0\
**Last updated:** [November 11, 2021, 1:21pm UTC](https://forum.collaboraonline.com/t/cool-days-2021-watch-the-whole-developers-day-on-youtube/714 "2021-11-11T13:21:09Z")
Heads-up! All presentations from COOL Day: Developers Day are available at GitHub - CollaboraOnline/slides: Slides from COOL Days conferences and now on Youtube. Couldn’t stay for all of them? No worries, now you can wa…
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## [View Slides: COOL Days](https://forum.collaboraonline.com/t/view-slides-cool-days/655)
**Author:** [@pedro.silva](https://forum.collaboraonline.com/u/pedro.silva)\
**Replies:** 0\
**Last updated:** [October 14, 2021, 8:34am UTC](https://forum.collaboraonline.com/t/view-slides-cool-days/655 "2021-10-14T08:34:44Z")
A git repository was created for all the slides from developers’ day! Please feel free to browse, download and share : )
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## [Development Day's program is out](https://forum.collaboraonline.com/t/development-days-program-is-out/570)
**Author:** [@pedro.silva](https://forum.collaboraonline.com/u/pedro.silva)\
**Replies:** 0\
**Last updated:** [August 26, 2021, 7:45am UTC](https://forum.collaboraonline.com/t/development-days-program-is-out/570 "2021-08-26T07:45:48Z")
Development Day: September 30th :tickets: :seat: :cool: Reserve your seat :cool: :seat: :tickets: Subject Name Opening Session Kendy (Jan Holesovsky) Translating Collabora website Raal Notebookbar structu…
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## [Reserve your seat](https://forum.collaboraonline.com/t/reserve-your-seat/548)
**Author:** [@pedro.silva](https://forum.collaboraonline.com/u/pedro.silva)\
**Replies:** 0\
**Last updated:** [August 16, 2021, 3:24pm UTC](https://forum.collaboraonline.com/t/reserve-your-seat/548 "2021-08-16T15:24:01Z")
Thinking about joining or want to contribute with a talk? Apply now and meet other developers Join the first conference on September 30th and October 1st 2021 We’re excited to announce “COOL Days 2021”, virtual this yea…