In order to carry out a project successfully, you need the right means to plan and work together. This includes not only communication but also data transfer and document management.
- [Kanboard](https://kanboard.org/): free of charge, overview of ToDos and responsibilities of individual persons or groups, email integration
- [Gantt](https://www.ganttproject.biz/): free of charge, OpenSource, tasks and milestone planning, subdivision into sub-tasks and structures, time recording, online collaboration possible
- [Asana](https://asana.com/de/pricing): limited free, ToDos, Calendar, Responsibilities
- [Basecamp](https://basecamp.com/): 99$/month, includes everything from communication, calendar, data exchange, member management, ToDos, etc.
- [Nextcloud](https://nextcloud.com/): OpenSource, Free of charge, File exchange/management, DestopApp with synchronization, Members/Access management
- [Git](https://git-scm.com/): free of charge, OpenSource, file/version control
- [GitHub](https://github.com/): Developer Platform, free, access management, easy collaboration, support/questions/help through community, anyone can view code, now from Microsoft
- [citavi](): Database/Catalog search in Citavi, Browser-Extension, PDF-Linking, Full Text Search
- [BibTex](https://www.ctan.org/pkg/bibtex): free of charge, OpenSource, for LaTex
- [JabRef](https://www.jabref.org/): free of charge, OpenSource, for LaTex, for stored reference data, no full text search
- [Zoteo](https://www.zotero.org/): free of charge, Browser-Extension
- [Mendeley](https://www.mendeley.com/?interaction_required=true): up to 2GB free in Cloud
- [Colwiz](https://wizdom.ai): free of charge (max 5000 references/2GB), AI integration for reference search, duplicate check, slightly unstable, incl. calendar/communication/profile for teams
- [Endnote](https://endnote.com): free of charge up to 500000 data records/2GB Cloud, no document exchange
- [AutoCAD](http://www.autodesk.de/products/all-autocad/): professional 2D drawing program
- [Catia](http://www.3ds.com/de/produkte-und-services/catia/): one of the most comprehensive 3D CAD systems, entire product development cycle
- [Creo](http://de.ptc.com/product/creo): (formerly PTc), 2D and 3D designs, volume design/assembly and drawing tools, free-form surface modeling, welding and sheet metal part design
- [Solid Edge](http://www.plm.automation.siemens.com/de_de/products/velocity/solidedge/): Design, manufacturing, simulation, collaboration and photorealistic rendering
- [SolidWorks](http://www.solidworks.de/): user friendly
- [FreeCAD](http://free-cad.sourceforge.net/): OpenSource, free of charge, with Pyhton interface
- [HiCAD](https://www.isdgroup.com/de/isd-produkte/cad-hicad.html): 2D and 3D, product management
- [Medusa4](http://www.cad-schroer.de/produkte/medusa4.html/): free of charge
In order to achieve Milestones and a target, one must build up a team. It can often be very difficult to work on a project alone. Not only are high demands and continuous motivation distributed across a team better to maintain but to reach the project as a whole more quickly.