The open-source Firebase alternative — Postgres database, auth, and storage in one platform.
#open-source
17 tools
The most private VPN — no email, no account name, just a random number.
Open-source password manager with a genuinely free tier covering unlimited passwords.
The most widely used code editor, free and extensible with thousands of plugins.
Error tracking and performance monitoring that tells developers exactly what broke and why.
The original hardware wallet, with a fully open-source firmware and software stack.
A free, open-source e-commerce plugin that turns WordPress into an online store.
Open-source scheduling software — a self-hostable, white-label alternative to Calendly.
The most widely used content management system, powering a huge share of the web.
A lighter-weight, open-source-friendly alternative to Postman for API testing.
Open-source design and prototyping tool that runs in the browser, no proprietary lock-in.
Open-source AI coding assistant you can run with any model, including local and self-hosted.
A privacy-focused, open-source browser independent of the major ad-tech companies.
A powerful, self-hostable search and analytics engine used across the industry.
A highly customizable, self-hosted e-commerce platform for large, complex stores.
A widely used static code analysis platform for code quality and security.
An open-source CMS built for complex, highly customized enterprise websites.
Frequently Asked Questions
- What are the best open-source tools?
- Based on community votes, the top-rated tools tagged "open-source" on Kreemhunt are Supabase, Mullvad VPN, Bitwarden, among 17 tools total carrying this tag. See the full ranked list below.