Flickr - image and video hosting website
Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
LibreOffice - Calc - LibreOffice Calc is the spreadsheet program you've always needed. A fork of OpenOffice.
LayAuto - Automated window management for Mac ✨
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.