Tools for performance analysis in Node.js

• node-tick-processor easy-to-install processor for the v8 profiler log
• node-gcstats exposes stats about V8 GC after it has been executed
• 0x single-command flamegraph profiling
• autocannon HTTP/1.1 benchmarking tool written in node, with support for HTTP pipelining and HTTPS
• k6.io open source load testing tool and SaaS for engineering teams
• why-did-you-render monkey patches React to notify you about avoidable re-renders (works with React Native as well)