Might not be the best, but the ones I use: For REST API: https://mockoon.com/ https://mockoon.com/ For GraphQL: https://github.com/APIs-guru/graphql-faker htt

Might not be the best, but the ones I use: For REST API: https://mockoon.com/ https://mockoon.com/ For GraphQL: https://github.com/APIs-guru/graphql-faker https://github.com/APIs-guru/graphql-faker