Surge for Mac - Advanced Web Debugging Proxy for Mac & iOS
Artifactory - The world’s most advanced repository manager.
Charles Proxy - HTTP proxy / HTTP monitor / Reverse Proxy
Cloudsmith - Cloudsmith is the preferred software platform for securely storing and sharing packages and containers. We have distributed millions of packages for innovative companies around the world.
HTTP Headers - HTTP Headers allows you to quickly see the HTTP header information for the current URL.
packagecloud - Free hosted Node.js, Debian, RPM, Java, Python and RubyGem repositories. Chef, Puppet, Jenkins, Buildkite, CircleCI and Travis CI integrations.