Stressmark
by Calamech
An Optimization mod for Minecraft Java Edition on Fabric and NeoForge. Game versions 1.21 – 1.21.11.
Gallery
Compatibility
Latest build for each game version and loader.
1.21.x12 of 12 versions with builds
1.21.111.4.0Not available
1.21.101.1.0Not available
1.21.91.1.0Not available
1.21.81.1.01.1.0
1.21.71.1.01.1.0
1.21.61.1.01.1.0
1.21.51.1.01.1.0
1.21.41.1.01.1.0
1.21.31.1.01.1.0
1.21.21.1.01.1.0
1.21.11.1.01.1.0
1.211.1.01.1.0
ReleaseBetaAlphaNot available
Only full game releases are shown. This mod publishes no snapshot builds.
In the catalog
Stressmark is one of 3,545 Optimization mods on ModsFinder, and one of 2,575 Optimization mods for Fabric. 19,862 mods support Minecraft 1.21.11.
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What the author says
Stressmark is a server-side mod that helps you understand exactly what your Minecraft server can handle. Whether you're preparing for a big event, choosing hosting specs, or just curious about your hardware's performance, Stressmark gives you the answers. The real magic: spawn fake players to stress test your server…
Official listing
- Modrinth page
- modrinth.com/mod/stressmark
- Owner
- Calamech
- Published
- 2026-02-09
- Updated on Modrinth
- 2026-06-22
- Facts verified
- 2026-10-15