Open Source Alternatives is described as 'Complete directory of the best free software options that can replace expensive paid tools. It helps developers, businesses, and tech users find powerful open source programs that work just as well as costly commercial software' and is an website in the development category. There are more than 25 alternatives to Open Source Alternatives, not only websites but also apps for a variety of platforms, including Mac, Windows, Linux and Mozilla Firefox apps. The best Open Source Alternatives alternative is AlternativeTo, which is free. Other great sites and apps similar to Open Source Alternatives are Privacy Guides, PrivacyTools.io, Product Hunt and SimilarSites.