Messaging App - FerdiEarth
Ferdi is a open source messaging browser that allows you to combine your favorite messaging services into one application.
CAD - FreeCADEarth
FreeCAD is a open source 3D parametric modeler.
Time Tracking - KIMAIEarth
Kimai is a simple, open source, multi-user time tracking web-app that makes time tracking and creating invoices simple.
Password Manager - BitwardenEarth
Bitwarden is a open source password manager, that makes it easy to generate and store unique passwords for any browser or device.
I try to find small and medium business that provide better prices and quality than you would get from e.g. Amazon
Metal Hardware - SchraubenkingAustria
Especially good when stainless steel hardware is needed, but also provides galvanized hardware. Also provides dowels, some gear for ropes and a small selection of tools.
Ropes - KANIROPEGermany
Ropes in every shape and size as well as climbing gear.
Final Notes: I am not affiliated with the listed companies, I just list them here because I believe they provide good products and services. All aliexpress links are affiliate links. I promote only products that I genuinely believe in and use in my projects.