Microsoft Office Access - Access is now much more than a way to create desktop databases. It’s an easy-to-use tool for quickly creating browser-based database applications.
DokuWiki - DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database.
My Visual Database - Using My Visual Database, you can create databases for invoicing, inventory, CRM, or any specific purpose.
Wiki.js - An open source, modern and powerful wiki app built on Node.js, Git, and Markdown.
MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL database.
TiddlyWiki - a non-linear personal web notebook