- Erich Packing Centre
- Euclides elementen
- Geometric Dissections
- Geometry and Topology
- George Hart's online encyclopedia of polyhedra
- Kali-Jot Symmetry Drawing
- N-D Polytopes
- Non Euclidische geometrie
- Origami paper mosaics (tesselations software)
- Paper models of polyhedra
- Topology and Geometry Software
- Topology Atlas
- Visuele wiskunde
- Voronoi diagrams