- buying some architectural books. Many (good ones) have plans in them from excellent architects. A sample from a good one is at [0]. If your tastes are not so 'architecture school' there are others.
- looking at the development approvals in your local area. Plans are often open to all. And they will (assumedly) be up to code in your area today.
Imo the concept of 'open source' doesn't translate to houses as well because regulation, construction approaches and tastes can be so locally specific and also change over time.
- buying some architectural books. Many (good ones) have plans in them from excellent architects. A sample from a good one is at [0]. If your tastes are not so 'architecture school' there are others.
- looking at the development approvals in your local area. Plans are often open to all. And they will (assumedly) be up to code in your area today.
Imo the concept of 'open source' doesn't translate to houses as well because regulation, construction approaches and tastes can be so locally specific and also change over time.
[0] https://issuu.com/birkhauser.ch/docs/floor_plan_manual_housi...