Welcome to PIPE2. A tool for creating and analysing Petri nets.
Version 2.5 now available - with undo/redo, inhibitor arcs and other features as described in the paper
P. Bonet, C.M. Llado, R. Puijaner and W.J. Knottenbelt. PIPE v2.5: A Petri Net Tool for Performance Modelling (PDF format). Proc. 23rd Latin American Conference on Informatics (CLEI 2007), San Jose, Costa Rica, October 2007.
Download it here.

Features:
- FREE
- Easy to use interface
- Model Place transition nets and Generalised Stochastic Petri nets
- Many analysis modules including advanced GSPN analysis
- Handles hundreds of thousands of states and eliminates vanishing states 'on the fly'
- Zoom in and out - work with your Petri nets at optimum scale
- Generate reachability graphs
- Export your Petri nets as PNG files
- Open source!
