J
Jeroen Gijselaar
@JeroenGijselaar · 86 followers
Built DOPPELGANGER.md when my bots started replying to customers.
Building
DOPPELGÄNGER.md: DOPPELGÄNGER.md is one open Markdown file that teaches any AI your voice. Samples, tone rules, and hard bans in six required sections. Paste it, attach it, or @
Intro on X
I’m 33. Solo founder from The Netherlands. Looking to connect with founders & indie hackers.
More makers in Netherlands
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