101 Lab is a 2D roguelite survival game for 1–4 players. Battle monster hordes as adorable lab creatures, collect weapons, trigger elemental reactions, and unleash powerful skills. Gather resources, build your base, and set up defenses. Team up to take down mighty bosses and survive wave after wave.

Public builds
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Counted once we have watched for 90 days (since 24 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 24 Oct 2026.
Source: Steam client network (PICS), App info, public branch. Full methodology
Latest public build
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From Steam’s client network, last checked . Builds before 24 Oct 2026, when we started watching, aren't listed. Patch notes are the developer’s post tagged as patch notes from an hour before to a day after the build. Not every build gets one. How we count