DEV highlights winners of its most participated-in challenge to date, the Gemma 4 Challenge. Notable Build With Gemma 4 submissions include LIKAS (an offline disaster companion for the Philippines), AccessLens (a visual interpreter for blind users), p2p-ai (a peer-to-peer inference network), Genie (an offline phone control agent), and a HIPAA-compliant Postgres triage copilot, with projects replacing $50-a-month OCR bills and compressing disaster scenes into 200-byte emergency payloads.