Freelancer Stack - Curated directory of tools used by 10,000+ freelancers
Gitscout - A beautiful Github Issues experience for macOS
Alpas - Manage your team's work, projects & tasks online for free.
GitHub Reader - A quick way to browse GitHub issues and pull requests.
Blueprint by Gigster - Transform your idea into a plan any dev can build
Codetree - You can manage your entire development process through GitHub.