Free Mac apps
thriftmac
- Audio
- Backup
- Calendar
- Clipboards
- Compression
- Converters
- Deletion
- Drawing
- Entertainment Hubs
- File Sharing
- FTP
- Functionality
- Graphics Tools
- iTunes
- Journals
- Launchers
- Maintenance
- Media Players
- Menu Bar
- Messaging
- Miscellaneous
- News
- Notes
- Outliners
- Painting
- Photo Editing
- Screenshots
- Search
- Security
- Select Games
- System Monitors
- Terminal
- Text Editors
- Text Tools
- Three Dimensional
- Timers
- To-Do
- Utilities Misc
- Video
- Web Browsing
- Window Management
- Word Processors
diagrams.net
This online drawing tool can be downloaded and used as an app on your desktop. Plenty of sample charts and diagrams get you started. Easy and intuitive to use.
Inkscape
If only there were a free version of Illustrator … or FreeHand … or CorelDraw. Inkscape aspires to be all these things and has lots of support.
Linearity
A pretty good alternative to Illustrator that is free for individuals.
Vectr
Vector drawing program promises intuitive tools, real-time collaboration and scale-able graphics.