Flashnote - Flashnote is a quick notes manager

Notepin - Extremely simple note-taking + blogging ✍️

Bundled - Bundled is a beautiful note generation application that allows users to create lists, reminders, and organization services by using instant syncing backup.

Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.

Google Keep - Capture notes, share them with others, and access them from your computer, phone or tablet. Free with a Google account.

CherryTree - A hierarchical note taking application, featuring rich text and syntax highlighting, storing data in a single xml or sqlite file.