Zoho CRM - Omnichannel CRM for Businesses of all sizes
TiddlyWiki - a non-linear personal web notebook
Roam Research - A note-taking tool for networked thought
Notebag - A keyboard-focused note-taking app that gets out of your way
Sublime Text - Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features. Fully customizable with macros, and syntax highlighting for most major languages.
Walling - Walling is your visual space to capture ideas and organize projects.