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CoreLathe

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  1. Show HN: Micro-RLE ≤264-byte compression for UART/MCU logs, zero RAM growth (github.com)

    I needed to stuff twice the telemetry through the same 115 kbaud line on a Cortex-M0+ that only had 8 kB flash left. Micro-RLE is the smallest drop-in I could come up with: 264 B of Thumb code, 36 B of state, no malloc,…

    7 points 2
  2. Show HN: 106-byte JSON field extractor for embedded (8× smaller than JSMN) (github.com)

    Single-header JSON field extractor for when you control both message format and receiver. 106 bytes on ARM Cortex-M4, no malloc, MIT licensed. #include "packet_atoms.h" char temp[16]; jet("{\"temp\":22.5,\"hum\":65}",…

    3 points 0