MockFlow provides a one-stop solution for brainstorming user interfaces that includes UI design mockups, sitemaps, documentation and design approvals.

MacPaw is a software development company that develops and distributes software for macOS and iOS. MacPaw is the maker behind CleanMyMac X, Setapp, ClearVPN, SpyBuster and other products. In 2017, MacPaw acquired The Unarchiver and has been actively supporting the product since. Today, MacPaw products have more than 30 million users worldwide. Every fifth Mac on Earth has at least one app by MacPaw. The company was founded in 2008 in Kyiv, Ukraine.

Build your personal website and blog in minutes. Open source.

Wunderbucket is a hosting platform for creative people. They're currently on invite-only.

OpenSourceAlternative.To lets you search and filter 250+ open source alternatives by categories, licenses, languages, stargazers, and date added. All data is updated from GitHub once per day, and everyone can easily submit their favorite alternatives.

COR moves beyond averages to provide deep, personalized, and actionable feedback on lifestyle design.

Find and request open-source alternatives to apps you already use.