Getting started with Svelte - Learn web development
onboarding people with basic web development knowledge: svelte has a shallow learning curve.

Contributing to the Mozilla code base
project skills documentation/onboarding firefox browser (core layers) c++ firefox developers documentation firefox (front-end) javascript and/or html/css firefox developers documentation devtools javascript and/or html/css contribute to devtools add-ons javascript and/or html/css contribute to add-ons firefox focus for android java contribute to firefox focus fo...