Chairish - Shop Chairish, the design insider's source for the very best in vintage and contemporary furniture, decor and art.
Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.
1stdibs - Antique and Modern Furniture, Jewelry, Fashion & Art
Google Sheets - Synchronizing, online-based word processor, part of Google Drive.
Artsy - A global platform for discovering and collecting art.
LibreOffice - Calc - LibreOffice Calc is the spreadsheet program you've always needed. A fork of OpenOffice.