Skip to content


  • Arctic Code Vault Contributor


  1. Welcome to the Mercury Nihombashi "Doujinshi" (fanzine) support repository

    Ada 1

  2. Experimental codes for learning and testing OpenCOBOL features with Raspberry Pi.

    COBOL 1 2

  3. This Ada package provides a wrapper to the pigpio library and is in a very early stage of development yet.


  4. Various design materials for building my 8-bit-microprocessor-based single board computer(s)

    Assembly 7

20 contributions in the last year

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Mon Wed Fri

Contribution activity

January 2021

ja1umi has no activity yet for this period.

Seeing something unexpected? Take a look at the GitHub profile guide.