Maps
While OmniGraffle probably isn't a tool for professional cartographers, we've found it can be quite useful for making informal maps and directions.
MySql Schema
This palette was created using OmniGraffle v1. Needless to say, I need to remedy that. ;)
Network 3D
The following picture shows an OmniGraffle palette I put together for doing network diagrams. It may be useful for others.
Periodic Table
Tired of those bland looking chemical reactions diagrams? Well now you can use this stencil to make spectacular looking diagrams instead. Each element in the table has a magnet count equivalent to its valence so you c...