PHP (Laravel), JavaScript (Vue) Typescript (Angular) and Ionic.

Python, Java and Android.

Web notes- A chrome extension for taking notes as you surf the web;

Truth Parrot ( A web / cross platform mobile app) - A super hero whose super power is telling people uncomfortable truths;

PWA refresh button: A framework agnostic PWA new content refresh button;

PWA Add to home screen button: A framework agnostic and cross browser "Add to Homescreen" button for PWAs.

Cross Platform Mobile Apps and Progressive Web Apps.