MyGet provides hosted NuGet, npm, Bower, Maven, PHP Composer and VSIX feeds for individual developers, open source projects and corporate development teams. Create artifact feed for your developers, clients or the entire world.

POEditor is a highly scalable localization management service designed for translating software products, such as apps, sites and games.

Integrated with GitHub, it syncs with your repos automatically. You don't ever need to touch a language file.

Slack and HipChat integrations make it easy to get realtime updates about the localization process and the translation progress.

BackHub creates daily recurring backups of all your repositories with up to 30 days of snapshots. Backups include the repository and all metadata including the wikis, issues, and pull requests associated with it.

Better Code Hub is a web-based source code analysis service that checks a codebase for compliance with the ten guidelines presented in Building Maintainable Software. Better Code Hub is free for open source and has a paid plan for private repos via the GitHub Marketplace.

Coveralls helps you deliver code confidently by showing which parts of your code aren’t covered by your test suite.

AccessLint brings automated web accessibility testing into your development workflow. When a pull request is opened, AccessLint reviews the changes and comments with any new accessibility issues, giving you quick, timely, and targeted feedback, before code goes live.

Windows developers use AppVeyor to continuously run their tests and deploy apps to cloud or on-premise environments. AppVeyor CI can update the build status on your GitHub pull requests, upload build artifacts to project release and deploy successful builds.

LeanBoard is a collaborative whiteboard with sticky notes that connects with your GitHub issue. Login with your GitHub account, create a board for an issue and a snapshot of your notes are embedded in the issue automatically.