Mario Zechner
@badlogicgames · Open-source builder · Former indie developer
Creator of the libGDX game framework and the Pi coding agent, which he took to Earendil in April 2026.
Products: Pi · libGDX
Pi
Verified Oct 8, 2026View profile
Who built it, what they shipped, how it makes money and which AI tools they use, with a source for every fact.
@badlogicgames · Open-source builder · Former indie developer
Creator of the libGDX game framework and the Pi coding agent, which he took to Earendil in April 2026.
Products: Pi · libGDX
Pi@steipete · Bootstrapped founder · Open-source builder · Former indie developer
Bootstrapped PSPDFKit to a nine-figure exit, then built OpenClaw. At OpenAI since February 2026.
Products: OpenClaw · PSPDFKit (now Nutrient) · CodexBar
OpenClaw
CodexBar
Codex CLI@levelsio · Solo developer · Bootstrapped founder
Solo founder of Photo AI, Nomads.com and Remote OK, who now builds his products with Claude Code on a VPS.
Products: Photo AI · fly.pieter.com · Nomads.com · Remote OK
Claude Code