TiddlyWiki. Stupid name, but it's the most powerful knowledge engine I'm aware of. Give in a spin and you won't regret it.
Worldbuilding and RPG campaign management tool
I'm really surprised nobody suggest miscellany the code behind kanka.io
Appwrite - The Open Source Firebase alternative introduces iOS support . Appwrite is an open source backend server that helps you build native iOS applications much faster with realtime APIs for authentication, databases, files storage, cloud functions and much more!
I created an icon font to make my D&D notes more readable
1 project | reddit.com/r/DnDIY | 3 Jul 2022
Looking for something like Obsidian Portal or Kanka.io, but offline/local to my computer
2 projects | reddit.com/r/rpg | 16 Jun 2022
Looking for software ideas
1 project | reddit.com/r/rpg | 1 Jun 2022
TiddlyWiki — a non-linear personal web notebook
1 project | reddit.com/r/meta_learning | 1 Jun 2022
Tiddlyhost is a free hosting platform for TiddlyWiki
4 projects | news.ycombinator.com | 26 May 2022