Engineering Blog
Dev Log #1: Why These Parts, Why This Architecture
The real engineering decisions behind the 3we platform — ESP32-S3 vs STM32, mecanum vs differential, PBC-34 payload bus prototyping failures, and an honest status of what works today.
Sim2Real: Same Code from Gazebo to Real Hardware
Zero-modification transfer through Backend Abstraction Layer and quantified validation protocol. Domain randomization, CI enforcement, and the complete training-to-deployment pipeline.
Build a $300 ROS2 Research Robot
Complete BOM, assembly guide, and software setup for a mecanum-drive robot with LiDAR SLAM, edge AI (Hailo-8L), and Python-first SDK. No custom PCBs required.
30 Lines: Let GPT-4o Control a Robot
VLM perception-action loop for natural language robot control. Supports GPT-4o, Qwen-VL, local models. Step-by-step debugging, hybrid VLM+VLA architecture.
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About This Blog
Engineering deep-dives behind the 3we robot platform. Written for AI researchers and engineers who want to understand the system they’re building on.