Simple Node.js benchmark

Frameworks:

Express
Fastify
Vanilla http server
uWebSockets.js

System

Windows 10
Intel Core i7-8550U

Single instance (in thousands)

express	fastify	http	uSocket	uSocket + fast json
296	668	560	973	1026
262	645	570	967	1101
272	560	620	1085	1077
Average	Average	Average	Average	Average
276.6666667	624.3333333	583.3333333	1008.333333	1068

Cluster (PM2) (in thousands)

express	fastify	http	uSocket	uSocket + fast json
493	754	569	935	967
523	782	602	1000	924
462	708	662	912	1048
Average	Average	Average	Average	Average
492.6666667	748	611	949	979.6666667