Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
F-Droid - F-Droid is an interesting alternative for Android users who want to try something different and not have to use the Goole Play store all the time.
Figmac - A super lightweight Figma desktop app that delivers a more natural Mac experience.
APK Pure - Download apk for Android with APKPure APK downloader. NoAds, Faster apk downloads and apk file update speed. Best of all, it's free
scrshots.best - scrshots - A hand-picked collection of the best screenshots from the Google Play Store and the App Store with the best design
APKMirror - Android Market and APK Downloads