Nginx module for embedding Clojure or Java or Groovy programs
...Tomcat 8 embedding support (so servlet 3.1/jsp/sendfile/JSR-356 WebSocket work within nginx!). Dynamic proxying by using Clojure / Java / Groovy to write a simple nginx rewrite handler to set var or return errors before a proxy pass or content ring handler. The non-blocking coroutine-based socket is Compatible with Java Socket API and works well with largely existing java libraries such as apache HTTP client, mysql jdbc drivers. With this feature, one java main thread can handle thousands of connections. ...
Fast Parallel Async HTTP/SSH/TCP/UDP/Ping Client Java Library
...Auto progress polling to handle async APIs such as "download packages" or "create compute", enabling task-level concurrency control and orchestration. Infinite scalability with flexible task-level concurrency control without creating 1,000 threads thread pools. Ping / HTTP 8,000 servers with response aggregation in 12 seconds.