The best alternatives to Inko. are Write.md, Vasanth's projects, and MDyna. If these 3 options don't work for you, we've listed a few more alternatives below.
Write.md is an easy to use markdown editor tool that automatically creates a document URL to make sharing and collaboration quick and easy. No need fo an account to get started.
MDyna is a powerful WYSIWYG Markdown Notes App - Github Gist sync - Git Flavoured Markdown (GFM) support - macOs + Windows + Linux support - Code syntax highlighting - Tag notes with labels - Organize cards through board - Export and export asmd files