Radix Icons - A crisp set of 15×15 icons. Open source.
Typetura - Fluid typography for a fluid web
Bjango App Icon Templates - App icon templates for PS, Ai, Sketch and Affinity Designer
Archetype - Create beautiful web typography designs, in the browser
MakeAppIcon - MakeAppIcon resizes and optimizes your icon designs into all formats needed for iOS and Android mobile app!
Whitespaces+ - Boost your typography accuracy with a quick copy paste