Evernote
Freemium
Evernote is a note taking application which keeps the notes taken in sync across all platforms using its cloud infrastructure.
Notezilla
Commercial
Notezilla is a sticky notes app for Windows.
WorkFlowy
Freemium
WorkFlowy is an organizational tool that makes life easier. It's a surprisingly powerful way to take notes, make lists, collaborate, brainstorm, plan.
Paperwork
Open Source
Paperwork is an open source note-taking & archiving alternative to Evernote, Microsoft OneNote & Google Keep.
Nimbus Note
Freemium
Nimbus Note is a powerful notes app and organizer.
Leanote
Open Source
Leanote is a self-hosted note taking app.
GNotes
Freemium
GNotes is a simple and clear note app. It is available for you to take notes, keep a diary, write down ideas, create checklists, etc.
Wiki on a Stick
Open Source
Wiki on a Stick is a wiki that lives in one self-modifying XHTML file.
Google Keep
Free
Google Keep is a cloud based note taking application.
Simplenote
Open Source
Simplenote is an easy way to keep notes, lists, ideas and more.
TiddlyWiki
Open Source
TiddlyWiki is an open-source single page application wiki in the form of a single HTML file that includes CSS, JavaScript, and the content.
WizNote
Freemium
WizNote is a cross-platform cloud based note-taking client.
Nuclino
Freemium
Nuclino is a cloud-based team collaboration software which allows teams to collaborate and share information in real-time.
Zoho Notebook
Free Personal
Zoho Notebook takes the same catch-all approach as Evernote and OneNote, but has a few design ideas of its own.
BeeCanvas
Free Personal
BeeCanvas is an online whiteboard based visual collaboration tool.
Goalton.com
Freemium
Goalton.com is a platform for goal and task management.
Compare Zim with alternatives
Compare Wiki on a Stick and Zim and decide which is most suitable for you.