Battle Drones: a vibe-coded RTS with audio-based multiplayer

Simon Willison released Battle Drones, a browser-based Command & Conquer-style RTS built almost entirely by Claude Code across 321 commits. It runs on mobile and desktop, with 9 buildings, 13 units, six maps, a random map generator and multiplayer between nearby devices synced via audio.

• 321 commits by coding agents, mainly Claude Code
• 9 buildings, 7 ground and 6 aerial vehicles, 3 infantry units
• Six maps across five biomes plus a random map generator
• Multiplayer syncs game state via audio between devices within microphone range