Leanote is a more feature-rich note-taking application with collaboration and organization capabilities, while Tomboy is a simpler, lightweight tool focused on ease of use and quick access to notes.
Leanote
Pros:
Cross-platform synchronization
Supports markdown
Rich text editing features
Tagging and organization
Web clippings
Collaborative features
Open-source
Customizable themes
Cons:
Can be complex for new users
Requires server setup for self-hosting
Limited offline capabilities
Tomboy
Pros:
Simple and intuitive interface
Lightweight and fast
Cross-platform availability
Supports linking notes
Easy synchronization with file systems
Cons:
Limited features compared to more robust applications