Core Keeper — patch notes and updates
Stored observation / content update:
Dated developer announcements recorded from Steam. Open the source for the complete update.
| Update | Date | Excerpt / source |
|---|---|---|
| Community Update - April 2026! | 2026-04-30 | Howdy, Explorers! We hope you've had an awesome April. It's getting warmer here in the Northern Hemisphere and we're looking forward to a great summer. And, hey, if it's still pretty grey where you are, you can always spend some time in the Sunken Sea or Desert of Beginnings until the real sun comes out to play! Here's what's been going on in our community spaces this month... April Fool's What can we say? We're a bunch of practical jokers 😂 We released some silly, made-up patch notes for Core Keeper...and then moorowl over on Reddit actually brought one of them to life in the form of a tiny, squeaking Glurch! Screenshot Egg Hunt Did you man |
| Community Update - March 2026! | 2026-04-01 | Hey Explorers, we thought it was high time for another community update, especially now that you've had plenty of time to enjoy Void & Voltage. So, let's look back over the month of March and see what we've been up to...Explorer's Guide Launch!We launched a brand-new digital download for Core Keeper in the form of our Explorer's Guide. Perfect for beginners and returning Explorers looking for a hand-drawn guide to the underground. The Explorer's Guide features roughly 100 unique illustrations and is packed full of information, tips, tricks, lore, developer comments and more! Pick up your copy here!1.2.1 TeaserWe showed off a little teaser of |
| 1.2.0.7 - Stability Patch | 2026-04-01 | 1.2.0.7 - Stability Patch Bug Fixes Fixed an issue where the player inventory could be reverted to a previous state when connecting to a world whose save file had been copied from another save slot or machine. Fixed a bug where save files could become corrupted if a crash happened with bad timing during an auto-save. |
| 1.2.0.6 - Stability Patch | 2026-03-16 | 1.2.0.6 - Stability Patch Miscellaneous Chests with emissive textures now glow in the dark. The Large Quarry Timber's position when placed on the ground now correctly matches its visual placement indicator, and the item now shows a rotated sprite when facing upwards. Improved Urschleim's stability to prevent crashes in certain circumstances. Improved the way Primeval Slime Cells are used, in order to avoid consuming multiple of them at once. Improved texts and fixed some localization issues. Bug Fixes Fixed an issue where copying a world from one server or host to another might lead to characters having their inventory and other character dat |
| Announcing Core Keeper’s Official Merch Store! | 2026-03-13 | We’re very excited to announce the launch of Core Keeper’s official merchandise store! We’ve had multiple requests for merchandise from the community over the years, and we’re now delighted to be able to show you everything we’ve been working on and that we’re super excited to share! Discord community members will spot that we brought a handful of the talented Owlunae’s emojis to life across multiple pieces of merchandise, and we even worked with our key artist, mamoriart, on our Azeos Comic Strip Sweater and Hoodie! Explorers can also get their hands on 9 collectible boss pins, Core Keeper hoodies and T-shirts featuring several iconic design |
| 1.2.0.5 - Stability Patch | 2026-03-06 | 1.2.0.5 - Stability Patch Gameplay Increased the maximum vibration intensity on controller. The Shredder now returns the full amount of Scrap Parts when dismantling items. The Giant Bug Brain no longer drops from Ra-Akar, and is no longer a crafting requirement for Wind Organ of Wilderness (Druidra's summoning item). Modding Added a feature to detect more startup issues which may be caused by mods. The game will now try to restart without mods if possible. Fixed an issue where mods marked with the Script (Elevated Access) tag weren't loading. Miscellaneous After a hydra boss has been killed in a world, their scanner and summoning item will no |
| Introducing Core Keeper’s Explorer’s Guide | 2026-03-05 | We’ve been working on something special, Explorers! We’re excited to reveal Core Keeper’s official Explorer’s Guide – a handy, digital guide for new and returning Explorers to get to grips with all things Core Keeper. Featuring over 100 hand-drawn illustrations, the Explorer’s Guide covers everything from the very start of your adventure all the way to late-game content and the more technical side of things (like dedicated servers). Within, you’ll find a wealth of information on the underground, as well as tips, tricks, lore, developer comments, community input, advice from our ambassadors, and more. Remember the days when boxed games used to |
| 1.2.0.4 - Hotfix | 2026-02-25 | 1.2.0.4 - Hotfix Bug Fixes Fixed an issue that caused texts in Korean to be garbled. |
| Core Keeper’s Void & Voltage Update Is LIVE! | 2026-02-25 | Are you ready to uncover the mechanical mysteries of Breaker’s Reach and venture into its Void sub-biome? Well, grab your most-powerful pickaxe, reinforce your armour, get ready for the next steps in your underground adventure – Core Keeper’s Void & Voltage update is here! https://www.youtube.com/watch?v=NpHu_WTdiRI All New Areas to Explore Breaker’s Reach is a brand-new biome situated in the outer regions of the underground. It’s unclear who or what founded this mechanical biome, filled with crab-like geobots and the remnants of advanced systems and machinery. There are plenty of secrets and treasures to be found here, but they are well-guar |
| 1.2.0.3 Major Update - Void & Voltage | 2026-02-25 | 1.2.0.3 Major Update - Void & Voltage Gameplay New Biome: Breaker's Reach - Found in the far north. New Breaker's Reach Void sub-biome. New Boss: S.A.H.A.B.A.R. - Found in the Breaker's Reach biome. New Hydra: Oblidra the Void Lord - Found in the Breaker's Reach biome. Added 3 robot enemies: Geobot Miner Geobot Patroller Geobot Scourer Added 5 void enemies: Void Caveling Void Caveling Brute Void Caveling Shaman Void Larva Cocoon Void Larva Added an Otherworldly Merchant found in the Breaker's Reach. This merchant may sell some very important items! Added 6 Titan Shrines: The Core will now guide players to Titan Shrines, which lead the way to |
| Important Information on Core Keeper’s Void & Voltage Date Change | 2026-01-21 | Hi Explorers! We’ve got some important information about Core Keeper's Void & Voltage update to share with you today. Due to an issue encountered during the final stages of platform submission and approval, we are unable to release Void & Voltage on the previously planned date. As a result, the Void & Voltage update will now launch in February 2026 on all platforms. We want you to know that the update itself is ready and we cannot wait to share this with you — the remaining factor is completing the required platform approval. We will confirm the exact release date as soon as everything is fully locked! We know this is frustrating, and we real |
| Merry Christmas from Pugstorm & Fireshine Games | 2025-12-25 | We hope your 2025 has been full of joy, Explorers. We know ours has (in no small part, thanks to you!). As we approach the end of the year, things are winding down here at Pugstorm and Fireshine Games and we wanted to take a moment to wish you a merry Christmas, happy holidays, and a wonderful new year. We’ve got plenty to look forward to in 2026, including our brand-new Void & Voltage update coming in January. There’s also plenty more Core Keeper fun on the horizon, but we’ll have more to say about that in the new year. For now, it feels like a great time to sit back and reflect on some of the wonderful things from the year gone by. January |
| Important Information About Upcoming Modding Changes (Steam Workshop!) | 2025-12-09 | Greetings Explorers! We know you are all very excited for 1.2, and we can't wait for you to experience this major content update in January. For now, we have something else exciting to share: Steam Workshop and notable modding updates! (Note that these updates will first be introduced to the ambassador program before being publicly accessible as a beta. Mod creators can learn how to join the ambassador program in the "Closed Beta for Ambassadors" section below.) 🛠️ Modding Changes Our goal is to make mod creation more accessible for newcomers while also giving experienced creators more powerful tools for deep customization. Here's a short li |
| CK 1.1.2.10 — Hotfix | 2025-12-05 | CK 1.1.2.10 — Hotfix Bug Fixes Starting a world while not having an internet connection no longer causes the loading screen to stay indefinitely. |
| Core Keeper's “Void & Voltage” is Launching January 28th 2026! | 2025-11-29 | We’re positively buzzing with excitement to let you know that Core Keeper’s next major content update, Void & Voltage, is coming on January 28th 2026! We had a lot of ambitious ideas for this one, which we’ve added along with plenty of community requested features. Read on to find out what’s coming your way early next year. https://www.youtube.com/watch?v=odARerNhDZU New Biome Beyond the Passage! Those of you who have made it to the outermost regions of the underground might have thought that you’d reached the end of the world. Well, that’s the thing about ancient underground caverns…just when you think you’ve explored everything, something n |
| CK 1.1.2.9 — Stability Patch | 2025-11-27 | CK 1.1.2.9 — Stability Patch Modding When playing on the moddebug Steam branch, the game no longer automatically restarts with mods disabled if a mod fails to load. Bug Fixes Fixed a bug where only the first new character created in a session had their appearance randomized by default. It is no longer possible to avoid paying the full crafting cost for parchment recipes by holding some required items in the mouse slot when the crafting animation finishes. Fixed an issue where unmined ore might disappear when loading a world, especially in areas close to dungeons and other structures. Boulders in the Crystal Meteor scene are no longer invisibl |
| We’d Love Your Support in the Steam Awards! | 2025-11-24 | It's hard to believe it's already time for the Steam Awards! Since Core Keeper's 1.0 launch, we've released our Bags & Blasts update and we’ve been pouring a lot of love into our next major content update, which we’ll reveal more about soon. The Labor of Love award celebrates games that keep growing after release, and we are honoured that so many of you have stayed with us on this journey. Core Keeper has come a long way since early access, and we truly appreciate all of your support, insights, and passion over the years. We’d bring you updates every week if we could, but we’re very grateful for your patience and feedback while we cook up exc |
| CK 1.1.2.8 — Hotfix | 2025-11-06 | CK 1.1.2.8 — Hotfix Bug Fixes Upgraded Unity engine from version 6000.0.58f2 to 6000.0.59f2. This fixes a bug in the engine that could cause the game to crash from particle system memory becoming corrupted. |
| CK 1.1.2.7 - Hotfix | 2025-11-04 | CK 1.1.2.7 - Hotfix This hotfix fixes some sources of crashes following the Unity 6 engine upgrade in 1.1.2.6. These fixes are based on player reports, and we do not know for sure if this addresses all crash sources. If you continue experiencing crashes, please get in touch on our social media channels. Bug Fixes Fixed a potential crash caused by memory being deallocated prematurely when preparing to save the world. Fixed a race condition that could cause memory to be accessed after it had been deallocated. Fixed a crash while quitting the game. |
| CK 1.1.2.6 - Engine Update Patch | 2025-10-29 | CK 1.1.2.6 - Engine Update Patch Miscellaneous Upgraded Unity engine from version 2022.3.62f2 to 6000.0.58f2. Upgraded Unity Addressables package from version 1.22.3 to 2.7.3. Bug Fixes Added a missing translation for the Multiplayer Connectivity option. Fixed a bug where Floracadas would not drop any loot. |