Centrallo has been discontinued. Similar apps include Zim, which is free and open source. Other options are CherryTree, Cryptee, UpNote and Milanote. There's no shortage of Note-taking Tools like Centrallo, with more than 25 alternatives for Windows, Android, Mac, the web and iPhone.
TakeNote was made by developers for developers - a simple, plain-text note-taking app for the web with Markdown support. What you see is what you paste. No WYSIWIG, no formatting pasted from the web, and no features you don't need or want.
United States
Noto is a modern writing app. With delightful interactions, powerful editing tools, and a beautiful design, Noto helps you capture the best of your everyday life.
Never forget another brilliant idea. Log, organize and track your ideas and more with the Idea Notebook.
Noted is an audio recording and note-taking app for lectures, meetings, interviews, conferences and more, making it easy to record every moment with confidence.
United Kingdom
Take simple text notes. You can put them into folders to create your own quick, easy and robust file structure.
MixNote is a mobile note taking app, like a memo pad or notepad. Take note of every deserved thing, with text, ToDo, voice and picture.
China
Create a list to organise an event or activity, or just to plan out what you need to do this weekend.
Full-featured, cross-platform note-taking and note management tool with advanced collaboration and editing features to let you work with multiple notes at the same time.
United States
"SimpleNotes" lets you create, edit and organize all your notes anytime, anywhere. Easy switching between Desktop and Mobile. You can share your notes with everyone you want. The Website is free to use and a Desktop and Mobile APP is also available.
The Guide is a two-pane outliner - a program that allows you to arrange text notes in a tree-like structure. It supports formatted text, exporting to RTF and hyperlinks (both internal and external).
