With 16k+ stars on GitHub and a strong community, Directus.io is one of the fastest growing open source low-code solution in the market. Directus.io turns any SQL database into an API and a no-code app.Connected with more than 200 sources, available also in a SaaS mode, n8n is an amazing solutions when it come to create workflow visually and execute them in a matter of minutes. n8n is an open source workflow automation platform, very similar to what Zapier, or Parabola do.With more than 13.000 Github stars, Budibase is one of the Gorilla in this field. Budibaseis an app builder to build internal apps in a few hours.Probably the best open source alternative to Airtable. NocoDB is an open source NoCode platform that turns any database into a smart spreadsheet.

When it comes to create internal applications in a few hours while ensuring your data are managed on your infrastructure, they offer a great alternative to leading proprietary solutions like Bubble or Airtable. The open source NoCode/Lowcode space is booming.

Open source no code app builder