Discover Open Source Alternatives to Popular Software.We’ve curated some great open source alternatives to tools that your business requires in day-to-day operations. Supabase The open source Firebase alternative. Backend as a Service Strapi The leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable and developer-first. CMS +1 more Ghost Independent technology for modern publishing, memberships, subscriptions and newsletters. CMS ...