I've always been interested in point clouds and spatial data, so I created my own LiDAR scanner! It runs off of an esp32 and TMC2209s on a custom PCB, which continuously rotate and sweep the LiDAR sensor. I learned a ton creating this project, as this was my first time creating a PCB and using NEMA motors (I have used other motors before). Github repo submitted by /u/thatonebckid [link] [Kommentare]

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General purpose LLM CLI & TUI

The real cost of comparing vendors isn't the price you pay — it's the weekend you lose, the decision you flinch on, and the deal you miss. Here's why DIY research breaks down, and what to do instead.