Amsterdam database-spreadsheet hybrid that runs on your own Postgres.
Collection
Self-hostable
31 toolsRuns on your own hardware, when the answer to "where does it live" has to be "here".
LibreOffice in a browser tab, deployed next to your own file storage.
Push-to-deploy for apps and databases, on a server you are already paying for.
Generate typed SDKs, interactive docs, and MCP servers from your API specs
Zero-knowledge docs, sheets, slides and whiteboards, where the server cannot read the document.
Matrix collaboration that several European governments already run on their own infrastructure.
The open source tool gateway — connect any agent to everything.
The self-hostable forge behind Codeberg: pull requests, actions and packages on your own box.
Hamburg survey engine with unlimited responses once you host it yourself.
Swiss vector tiles you can consume hosted or run on your own tile server.
Berlin non-profit behind the federated network where nobody owns the whole graph.
Berlin workflow automation with hundreds of nodes and a licence that lets you run it yourself.
Files, calendar, contacts, chat and office on hardware you control — the default answer when the answer has to be self-hosted.
Calls and chat inside your own Nextcloud, with no third-party signalling server in the path.
Belgian open-source ERP covering CRM, invoicing, stock and payroll in one codebase.
Riga-built editors with the strongest OOXML fidelity outside Redmond, self-hostable per seat.
The agent development environment - run coding agents in parallel, each in its own worktree.
Munich identity, session and permission services split into composable open-source servers.
The original German file-sync server, rebuilt as Infinite Scale for larger estates.
Luxembourg password manager designed around team sharing, self-hostable from day one.
Federated video hosting from a French non-profit: no ads, no recommendation engine, no single owner.
Madrid design and prototyping tool built on web standards, self-hostable in full.
Cookie-free analytics in one small script, hosted in the EU or on your own box.
Let your AI agent watch the video — any clip into timestamped contact sheets a model can read.
Paris open-source shop software with a deep module market and no platform fee.
German self-hosted password manager with granular sharing for ops teams.
German commerce platform that dominates European mid-market retail for good reasons.
Paris open-source headless CMS that runs on your own Node and your own database.
Łódź Symfony commerce framework, for shops that are really custom applications.
German open-source helpdesk that treats mail, chat and social as one ticket queue.
Swiss identity platform with real multi-tenancy and a self-host path that is not an afterthought.