The best ASGI framework/toolkit for writing Python async web services is Starlette. It provides all the tools necessary to create JSON APIs with minimal boilerplate. Starlette can be used as a complete framework or as an ASGI toolbox. Furthermore, its components can all be utilized independently.
Starlette is lightweight and is a low-complexity HTTP web framework that is also open-source.
With Starlette, a server & user's browser can engage in a two-way interactive conversation.
Comparing Starlette to external benchmarks, its overall performance is excellent.
Starlette has session and Cookie support, making it possible to store various information.
GraphQL support allows you to answer API requests using your current data.
Starlette is good at developing production-level async web services, high-performance applications, and APIs.
Starlette only surpasses FastAPI as the fastest framework. It is because FastAPI was created using Starlette.
Scarlette is used by many Python developers owing to its outstanding features and is used by companies like FaqBot.org, i-ikigai, ProDCube, and others.