🧭 Architecture-first system design: 26 bilingual tutorials, 25 architecture templates, and 6 end-to-end cases covering distributed systems, AI-native systems, RAG, coding Agents, and production trade-offs.
Free, open-source local AI music studio: ACE-Step 1.5 and YuE2-3B text-to-music, stem separation, an AI arranger that adds parts to your track, a multitrack DAW, MIDI transcription and LoRA training.