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European & open-source alternatives to Heroku

8 European and open-source alternatives to Heroku — privacy-friendly tools built and hosted in Europe.

Updated 31 Aug 2026 · refreshed weekly

Platform-as-a-Service that automatically builds, deploys and scales applications.

Swedish multi-cloud PaaS that abstracts DevOps for agencies, deploying across AWS, Azure and GCP with ISO 27001/27017/27018…

It provides managed hosting for over 400 open-source tools, handling infrastructure, deployments, security, backups, and…

Open-source backend-as-a-service built on PostgreSQL, Hasura GraphQL, auth and storage, founded in Stockholm with EU data hosting…

London PaaS built on Kubernetes offering Git-based deployments, managed databases, CI/CD, preview environments and GPU workloads…

Paris-based application platform (now Upsun) for building, deploying and scaling web apps with cloned environments.

Sovereign French PaaS from Strasbourg for deploying and scaling web apps, SecNumCloud-qualified.

A cloud platform designed for developers, enabling them to build, prove, and deploy production-grade software using real…