The following examples can help you understand how to use Drogon:

1. helloworld - The multiple ways of "Hello, World!"
2. client_example - A client example
3. websocket_client - An example on how to use the WebSocket client
4. login_session - How to use the built-in session system to handle login and out
5. file_upload - How to handle file uploads in Drogon
6. simple_reverse_proxy - An example showing how to use Drogon as a HTTP reverse proxy with a simple round robin
7. benchmark - Basic benchmark(https://github.com/drogonframework/drogon/wiki/13-Benchmarks) example
8. jsonstore - Implementation of a jsonstore-like storage service that is concurrent and stores in memory. Serving as a showcase on how to build a minimally useful RESTful APIs in Drogon
9. redis - A simple example of Redis
10. websocket_server - A example websocket chat room server
11. redis_cache - An example for using coroutines of Redis clients
12. redis_chat - A chatroom server built with websocket and Redis pub/sub service
13. prometheus_example - An example of how to use the Prometheus exporter in Drogon

I created a benchmark suite for the tfb, see here for details.

I also created a test suite for another web frameworks benchmark repository, see here. In this project, Drogon is used as a sub-module (locally include in the project).