Alternativa ErrorFeedu za Self-Hosted sa licencom otvorenog koda

• Self-Hosted
  Sve platforme Windows Mac Linux Chrome OS Android iPhone iPad Web Self-Hosted Software as a Service (SaaS) PHP JavaScript Python Django Ruby Node.JS .NET Framework Ruby on Rails ASP.NET MVC fontconfig
• Licenca otvorenog koda
  Bilo koja licenca Besplatna licenca Licenca otvorenog koda Komercijalna licenca