iA Writer - Minimal Design, Maximum Focus
Affinity.me - Discover like-minded people (using machine learning)
MacDown - MacDown is an open source Markdown editor for OS X, released under the MIT License.
InScribe - The go-to software tool for data scientists and developers to create handwritten digits and drawings
MWeb - Pro Markdown writing, note taking and static blog generator
Build It With Me - Connecting you with like-minded designers & developers