Biostars is described as 'This site's focus is bioinformatics, computational genomics and biological data analysis. We welcome posts that are detailed and specific, written clearly and simply' and is a Q&A service in the education & reference category. There are five alternatives to Biostars, not only websites but also apps for a variety of platforms, including Android, iPhone, Android Tablet and iPad apps. The best Biostars alternative is Stack Overflow. It's not free, so if you're looking for a free alternative, you could try Stack Overflow or Quora. Other great sites and apps similar to Biostars are FAQFA and StackViewer.