Steam news
Full Steam announcements and update articles for this title.
Mainframe is a truly unique puzzle platformer that cleverly plays with window mechanics.
Perfect for some relaxed gaming over the holidays!
Added warning effect when resetting data
Fixed some background elements
Fixed an issue with certain BGM playback
Changed behavior when skipping the ending
Previously, skipping the ending would send you to the result screen It now transitions to the post-ending instead This adjustment allows players to reach the post-ending without having to watch the full credits
Fixed incorrect key name display during keyboard input
Fixed an issue where long confirm key names would go off-screen
Changed soundtrack file format (wav → flac)
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This page aggregates Steam news feeds, patch notes, and developer announcements for Öoo, sourced from official Steam community posts.
Major updates, balance changes, and seasonal events often correlate with player-count spikes — cross-reference announcements here with the live charts on the main Öoo statistics page.
Articles link back to Steam for full changelogs. SteamScope refreshes news entries as new posts are published to the game's Steam hub.
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In addition to the main in-game tracks, it also includes bonus tracks and early sketch recordings that inspired the ideas behind the game.
Music by Tsuyomi
・Fixed a bug where entering a certain spot in a specific area would incorrectly trigger the ending ・Fixed an issue where certain rooms could not be entered without initializing the game ・Fixed a bug where, after dying and resuming, the player could respawn inside a wall and die repeatedly ・Fixed an issue where certain achievements would not unlock, so they will now unlock after restarting the game
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The soundtrack will be officially released soon, along with a bundle including the main game.
A full walkthrough by the developer is available now. Use it if you get stuck or as a post-game bonus to compare solutions!
🎮NamaTakahashi https://bsky.app/profile/namataka.bsky.social
🎨Hachinos (tiny cactus studio)
🎶Tsuyomi
The full release of "Öoo" will be released on August 8th 2025 on steam!
If you haven't already make sure to Wishlist!