I am a Bitcoin and Lightning contributor mostly spending time around LDK and Bitcoin Core. Previously studied physics and maths at the University of Pretoria, had a failed startup prompt business studies exposure, and quit my day job at Luno (April 2019 - February 2022). Faculty at Qala. Mentor, mentee, and continuously learning.

Umbani Wallet

I'm building Marula ๐Ÿ‘, a new cross-platform Bitcoin/LN wallet focusing on ๐Ÿ‡ฟ๐Ÿ‡ฆ , which will make use of:

My links & resources

Social profiles

  • ๐Ÿ˜ on Mastodon
  • ๐Ÿฆ @dunxen on Twitter
  • ๐Ÿ™ @dunxen on GitHub
  • ๐Ÿ’ฌ dunxen on Libera.Chat IRC

Some current interests & future things I'd like to do

  • ๐Ÿ“ก Working towards an Amateur Radio License
  • ๐ŸŒŒ Amateur Radio Astronomy
  • ๐Ÿ“ฎ Creating a somewhat unreliable and mostly harmless ISP
  • ๐Ÿˆ Designing Puss, a sucky programming language.
  • ๐Ÿฅ˜ Cooking up some lekker stuff


  • Sponsor me if you like what I do :)

๐Ÿ”‘ 9484ย 44FCย E03Bย 05BAย 5AB0

freedom of information

Mostly harmless