JournalBook - A truly private, offline-first, personal journal
Typora - A minimal Markdown reading & writing app.
myReach.io - Your second brain – a personal ChatGPT for all your documents, PDFs, notes and articles, so you can search for them the way you think.
Dillinger - joemccann has 95 repositories available. Follow their code on GitHub.
My Mind - All your notes, bookmarks, inspiration, articles, and images in one single, private place, enhanced with artificial intelligence.
StackEdit - Full-featured, open-source Markdown editor based on PageDown, the Markdown library used by Stack Overflow and the other Stack Exchange sites.