<a href="https://staging.selectec.com/products/square-9-enterprise-content-management/">Square 9 Softworks</a>, with a decade and a half of success, clever products, great support and exciting road maps, but all fairly well exclusively contained in the USA. <a href="https://staging.selectec.com/products/foldr/">Foldr</a>, around for a good long while, but only known to a small group of IT experts in the limited field of Secondary Education