Fantastical 2 - Fantastical, the Mac calendar app you'll enjoy using. Quickly create new events with natural language input and more.
DokuWiki - DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database.
Microsoft Outlook - Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.
Wiki.js - An open source, modern and powerful wiki app built on Node.js, Git, and Markdown.
Simple Calendar - A simple calendar with events (optional recurring and reminders), week numbers and a customizable...
TiddlyWiki - a non-linear personal web notebook