Samizdat PublicationsThings I built to see if they could be built.
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No. 023Simulations, v1.0, opened 10/03/2026

Tallgrass

An intricate prairie ecosystem of bison, pronghorn, wolves and ravens that finds its own balance and films itself like a nature documentary.

Run itLanding pageSource

Built with Opus 5.5

1What is real

  • 1Bison, coyote and cougar modelsBrian Trepanier; Raven-Woods; 1225659838 (Sketchfab)CC BY 4.0
  • 2Wolf, mule deer and pronghorn modelsWildMesh 3D; FennecFyre (Sketchfab)CC BY-NC 4.0
  • 3Ground texturesPoly HavenCC0
  • 4Cottonwood branch generator (port)ez-tree by Daniel GreenheckMIT
  • 5Alegreya and Alegreya Sans fontsJuan Pablo del Peral (Huerta Tipografica)OFL 1.1
  • 6Sound, music and narrationGenerated with ElevenLabs for this project

2How it was built

885 commits, counted from the repository history:

  • Opus 5.5835
  • Sonnet 5.550

3Related files

Object: turn it liveNo. 026in developmentThe FinderNo. 027in developmentKessler CascadeNo. 028v1.0Sensor Forensics Lab

Colophon

Each file here started as a question about whether something could be built: a mechanism, a plateau, an ecosystem, an orbit. They were built with Claude Code and kept with their sources, their status and the models that wrote them. Copy it, pass it on.