istanbuljs/puppeteer-to-istanbul

given coverage information output by puppeteer's API output a format consumable by Istanbul reports

istanbuljs/nyc

the Istanbul command line interface

istanbuljs/istanbuljs

monorepo containing the various nuts and bolts that facilitate istanbul.js test instrumentation

gotwarlost/istanbul

Yet another JS code coverage tool that computes statement, line, function and branch coverage with…

isacssouza/erlgrind

Convert fprof to callgring output

alextanhongpin/js-transformers

Testing out transformer.js capabilities

davidxiang101/cavtesting

code that doesn't make it into cavauto but could be useful

bcoe/c8

output coverage reports using Node.js' built in coverage