...Knockout, D3.js, Bootstrap, Material-UI, SASS, LESS, Stylus, Pug, RxJS, Gulp.js, Grunt, Webpack, etc.
Mobil:
iOS (Objective-C, Swift), Android (Java, Kotlin), Crossplatform (Ionic, Xamarin, ReactNative, PhoneGap) usw.
Python:
Django, Pyramide, Tornado, Web2py, Flask, Kivy, Flasche, Asyncio, Sellerie, Gevent, Scrapy, Babel usw.
Testen:
Selenium, AutoIt, Rational Functional Tester, SilkTest...