Now if you want multi language generation and especially high quality you may have to spend a lot of time evaluating different choices. I decided that the official java client didn't generate very nice python code and went with https://github.com/openapi-generators/openapi-python-client even though it's a small personal project with a primary developer+random contributions from users. It just seemed nicer to use for python. Finding which generator to use especially for JavaScript seems difficult
Including the semi official tools https://github.com/OpenAPITools/openapi-generator
Now if you want multi language generation and especially high quality you may have to spend a lot of time evaluating different choices. I decided that the official java client didn't generate very nice python code and went with https://github.com/openapi-generators/openapi-python-client even though it's a small personal project with a primary developer+random contributions from users. It just seemed nicer to use for python. Finding which generator to use especially for JavaScript seems difficult