BPM is an OpenSource software editor. We think our developpment may also be open. 1. * Presumably, you will understand very few, 2. * but your comments will be appreciated even at an early stage of the developpment. 1. * feel free to edit (10 mn learning), 2. * to insert remarks, 3. * to correct bugs (i.e., report corrected bugs), 4. * you may also also register, add a watch to pages, tell opinions to coauthors,...