chevrotain
Chevrotain is a high performance fault tolerant javascript parsing DSL for building recursive decent parsers
cherow
Fast and lightweight, standard-compliant javascript parser written in ECMAScript
buntis
A 100% compliant, self-hosted typescript parser that emits an ESTree-compatible abstract syntax tree
resilient
Fault-tolerant, reactive, middleware-oriented, full featured HTTP client for node.js and browsers
toxy
Hackable HTTP proxy to simulate server failure scenarios and network conditions