Public builds
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Counted once we have watched for 90 days (since 21 Oct 2026)
Distinct builds deployed to a game's public (default) Steam branch, as Steam's client network describes them.
Checked within minutes of each Steam change. Observed since 21 Oct 2026.
Source: Steam client network (PICS), App info, public branch. Full methodology
Latest public build
Build 26288278
Update posts
8 postsPosts announcing an update, tagged or not
Posts in a game's official Steam news feed that announce an update: tagged as patch notes by the developer, or plainly about a patch or a released update.
Source: Steam Web API, ISteamNews/GetNewsForApp. Full methodology
Typical gap between builds
48 hoursMiddle gap across the last 4 builds we saw
| Build | Went live | Patch notes |
|---|---|---|
| 26288278 | None posted | |
| 26234882 | None posted | |
| 26229292 | None posted | |
| 25922972 | None posted |
From Steam’s client network, last checked . Builds before 21 Oct 2026, when we started watching, aren't listed. Patch notes are the developer’s update post from an hour before to a day after the build. Not every build gets one. How we count
| Posted | Update |
|---|---|
| 2 Oct 2026 | Hobby props & room customization! v6.3 Update |
| 9 Sept 2026 | Rolling Line in real life! v6.2 Update |
| 18 Aug 2026 | Performance optimizations! v6.1 Update |
| 20 Jul 2026 | Scales & Gauges! v6.0 Update |
| 15 Jun 2026 | Color editing, drawer improvements and more! v5.48 Update |
| 22 May 2026 |
| Caves! v5.47 Update |
| 7 May 2026 | Mountains & Rivers map jam! v5.46 Update |
| 29 Apr 2026 | Rolling Line's 8 year anniversary + New map announcement! v5.45 Update |
Steam keeps no record of past build numbers, so before 21 Oct 2026 a game’s update history comes from its own Steam news: posts tagged as patch notes, and untagged posts that plainly announce a patch or a released update. Older posts are still being read in, most played games first. How we count
Build your own model railway tracks and scenery or explore pre-made maps, including 1000s of player-made maps and mods on the Steam Workshop! Play solo and in multiplayer, both in virtual reality and on PC!
