They come in different shapes and styles to work effectively across various wall and base options covering all opening functions. I need to limit its opening to about 80 degrees to prevent the door hitting the handle of an adjacent appliance (see photos below).

Before somebody recommends a hinge restrictor, this will be complicated to fit as the hinges that came with the cupboard are not blum or some other standard hinge, and have no brand name on them so I can't find the little stopper that the usual manufacturers make that would have worked. The wire remains the same length, so changing where it attaches will change how much the door can open. Designed to limit door opening prior to allowing entrance to visitors, it is easily applied and released when the door is closed.We opted to go with the cabinet door restraints because I read that there are some issues with the hinge restrictor clips only being compatible with certain types of hinges. i was hoping something simple to install that does not require routing of the actual door (since this is made of cheap MDF and is unlikely to router very well - and in any case I don't have a router! The drop down lid stays can be used on cabinets and furniture where the doors drop downwards and are designed to support the flap. I have, like an idiot, created so many designs that have doors banging into appliances or columns or adjacent doors.

Whether you want it to open a little wider or less wide because of the layout of your kitchen, you can make that specific adjustment. I have a whole box of 107* Blum clip top hinges with the add-on restriction clip ready to go when need be like your situation.When the knobs hit the drywall, they cause dents and damage and when they hit the other knobs, they dent.