
🛠️ Crusader Kings III update history
Official announcements the developer posts on Steam—patches, new content, and events—sorted by date. Click a title to read the full post.
October 2026
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10/13Tue🛠️ Patch / update v1.20.1Update 1.20.1
Hello everybody! We're releasing Update 1.20.1 today to tackle issues and balance concerns reported by players since the release of By God Alone and the 1.20 "Crozier" Update. We'll continue addressin…
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10/6Tue🛠️ Patch / update v1.20.0.4Update 1.20.0.4
Hello everyone! Our 1.20.1 update is still in active development, and many of the issues you’ve reported will be fixed or improved in that release. In the meantime, we’re rolling out a small hotfix to…
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10/1Thu🛠️ Patch / update v1.20.0.3Update 1.20.0.3
Hello everyone! We're pushing a small hotfix today ahead of the weekend to tackle some high priority issues reported to us since the release of By God Alone. We're continuing to work on additional iss…
September 2026
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9/30Wed🛠️ Patch / update v1.20.0Now Available: By God Alone & 1.20.0 "Crozier" Update
Hello everyone! By God Alone, our latest Core Expansion for Crusader Kings III, is now available alongside the free 1.20.0 "Crozier" Update.In By God Alone, being a good ruler and being a good believe…
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9/29Tue📢 Announcement"By God Alone" Dev Diary #8 - (Truly) Everything Else
Hello! In case you didn’t know, our latest Core Expansion, By God Alone, launches on 30 September, which is tomorrow. Aside from trying to explain why September doesn’t have a 31st, we’ll walk you thr…
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9/22Tue📢 Announcement"By God Alone" Dev Diary #7 - (Almost) Everything Else
Hello everyone! I’m Jacob, Community Manager for Paradox Studio Black. As we get closer to the release of By God Alone, there are still a number of mechanics and features that we haven’t covered in de…
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9/15Tue📢 Announcement"Silk & Silver" Dev Diary #6 - Merchants, Republics, & the Silk Road
Hello everyone, It is time for us to give another update on all things that are happening on Silk & Silver. As Joachim mentioned during the last Dev Diary, we are currently deep in the Iteration phase…
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9/8Tue📢 Announcement"By God Alone" Dev Diary #6 - Performance
When the All Under Heaven update released we shared an update on our performance work here: (Dev Diary #187 - Performance & Optimization). In that update we also included some hopes and dreams for Cru…
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9/1Tue📢 Announcement"Silk & Silver" Dev Diary #5 - Iteration
Hello there, and welcome back to the first Silk & Silver dev diary after summer!Like always, for those who don’t know me, I am Joachim, the Deputy Game Director in charge of Silk & Silver. Today, we a…
August 2026
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8/25Tue📢 Announcement"By God Alone" Dev Diary #5 - Investiture Controversy
Hello everyone! In today’s dev diary, we’ll explain how a historical conflict between the church and monarchs, known as the Investiture Controversy, is translated into Crusader Kings III, and also ser…
July 2026
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7/24Fri📢 AnnouncementPDX ModCon: July 24-26
Rulers! Great tidings to all from PDX ModCon!We are a fan-organised three-day showcase and celebration event for Paradox mods; specifically those of Crusader Kings III, Victoria 3, and this year, Euro…
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7/7Tue📢 AnnouncementFaith, Power, and the Medieval Church - A Crusader Kings III Documentary
In the latest episode of our ongoing documentary series, medieval historian Eleanor Janega explores the real history at the heart of our upcoming Core Expansion for Crusader Kings III: By God Alone.Fi…
June 2026
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6/26Fri📢 AnnouncementCrusader Kings III × Dogecore: A Collection for the Chronically Medieval
Rule kingdoms. Wear the trauma.The medieval era wasn't pretty, and neither are you. Crusader Kings III has teamed up with Dogecore to bring you a collection that captures every glorious, cursed corner…
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6/23Tue📢 AnnouncementBy God Alone Dev Diary #4 - Christian Church Situation
Greetings! You may remember me from the days of Khans of the Steppe, but today I am here to welcome you to another By God Alone dev diary.When we set out to rework how Christianity feels in Crusader K…
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6/17Wed📢 AnnouncementCrusader Kings III: By God Alone - Available September 30th
Navigate through a medieval era with a rich religious life in Crusader Kings III: By God Alone, our latest Core Expansion releasing on September 30th! Wrestle with sin as your rulers try to live up to…
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6/16Tue📢 AnnouncementDev Diary #203 - Adventurer Changes
Greetings! Alexander Oltner here, Game Director for Crusader Kings III. Today's diary is a little different from our recent ones, in that it's not about a new mechanic we're building for an expansion,…
Source: official Steam announcements (updated every 6–24 hours). Titles and summaries are copyright of the original developers.