** Brad Collette aka sliptonic via [[File:Liberapay_logo.svg|24px]] [https://liberapay.com/sliptonic/donate Liberapay] or [[File:patreonporange.png|20px|Patreon]] [https://www.patreon.com/sliptonic Patreon] ([[Path_Workbench|Path Workbench]])
** Brad Collette aka sliptonic via [[File:Liberapay_logo.svg|24px]] [https://liberapay.com/sliptonic/donate Liberapay] or [[File:patreonporange.png|20px|Patreon]] [https://www.patreon.com/sliptonic Patreon] ([[Path_Workbench|Path Workbench]])
** Ajinkya Dahale via [[File:Liberapay_logo.svg|24px]] [https://liberapay.com/ajinkyadahale/ Liberapay] or [[File: GitHub.svg|24px]] [https://github.com/sponsors/AjinkyaDahale/ GitHub] ([https://forum.freecadweb.org/viewtopic.php?f=9&t=71130 B-Spline constraints project] and general FreeCAD bugfixing/enhancing)
** Ajinkya Dahale via [[File:Liberapay_logo.svg|24px]] [https://liberapay.com/ajinkyadahale/ Liberapay] or [[File: GitHub.svg|24px]] [https://github.com/sponsors/AjinkyaDahale/ GitHub] ([https://forum.freecadweb.org/viewtopic.php?f=9&t=71130 B-Spline constraints project] and general FreeCAD bugfixing/enhancing)
** [[User:Mnesarco|Frank David Martínez]] via [[File:Liberapay_logo.svg|24px]] [https://liberapay.com/mnesarco/ Liberapay] ([https://github.com/mnesarco/MarzWorkbench Marz workbench] for guitar design)