OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
MailtoUI.js - Enhance your mailto links with a convenient user interface.
Snagit - Screen Capture Software for Windows and Mac
Mailjoy - Delightfully easy direct mail marketing. A DIY direct mail tool created for marketing and growth teams. Design, mail & track personalized direct mail postcards and letters. Digital marketers use Mailjoy to send data-driven mail campaigns.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
The Simple Postcard - Text a photo to mail it as a postcard