lighttpd vs Payara: What are the differences?
What is lighttpd? A secure, fast, compliant, and very flexible web-server that has been optimized for high-performance environments. lighttpd has a very low memory footprint compared to other webservers and takes care of cpu-load. Its advanced feature-set (FastCGI, CGI, Auth, Output-Compression, URL-Rewriting and many more) make lighttpd the perfect webserver-software for every server that suffers load problems.
What is Payara? Recognized Leader in Creating Future-Proof Innovative Infrastructure Software. Payara Server is a drop in replacement for GlassFish Server Open Source Edition with quarterly releases containing enhancements, bug fixes and patches.
lighttpd and Payara can be primarily classified as "Web Servers" tools.
Payara is an open source tool with 699 GitHub stars and 213 GitHub forks. Here's a link to Payara's open source repository on GitHub.