Litmus : Test and track your emails. Email previews, analytics and spam filter testing.
SPOFCheck : A CLI tool for detecting frontend SPOF, mainly blocking scripts and CSS
tox : Command line driven CI frontend and development task automation tool
At its core tox povides a convenient way to run arbitrary commands in isolated en...
tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
Cypress : JavaScript End to End Testing Framework. Fast, easy and reliable testing for anything that runs in a browser.
mtools is a collection of helper scripts to parse and filter MongoDB log files (mongod, mongos), visualize log files and quickly set up complex MongoDB test environments on a local machine.