EU Sovereignty Score

Software from Poland: 89 vendors in 41 categories

Poland falls under European law: the GDPR, NIS2 and the Data Act apply directly and no foreign legislation can compel access to your data. Vendors with a foreign owner are marked separately.

vendors scored: 89
categories: 41
open source: 9
foreign-owned: 10
last checked: 11 October 2026

Vendors, scored

Score per vendor: 0 = high exposure, 100 = sovereign

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Sovereignty score 94 out of 100ErgonodeE-commerce · EU sovereign · open sourcePolish open-source PIM system for product information management in e-commerce
Sovereignty score 94 out of 100MooseFSStorage & Backup · Self-hosted / open source · open sourceDistributed file system from Saglabs SA (Warsaw, Poland); the Community Edition is GPL-2.0, PRO editions are commercial.
Sovereignty score 94 out of 100NussknackerBPM & Workflow · Self-hosted / open source · open sourceOpen-source low-code platform for real-time decision logic on Apache Flink, developed by TouK of Warsaw (Poland); offered as cloud service and self-managed.
Sovereignty score 94 out of 100Otter BrowserBrowser · Self-hosted / open source · open sourceBrowser that mimics the classic Opera interface with QtWebEngine
Sovereignty score 94 out of 100PubliiCMS · Self-hosted / open source · open sourceOpen-source desktop CMS (GPL-3.0) for static websites, developed by TidyCustoms (Poland); runs on your own computer.
Sovereignty score 94 out of 100Qubes OSDesktop OS · Self-hosted / open source · open sourceSecurity-oriented operating system with compartmentalisation via Xen
Sovereignty score 94 out of 100SyliusE-commerce · Self-hosted / open source · open sourcePolish open-source e-commerce framework built on Symfony for custom online stores
Sovereignty score 92 out of 100CKEditorWriting Assistance & Grammar · Self-hosted / open source · open sourceRich text editor developed by CKSource (legally headquartered in Warsaw, Poland, ul. Okopowa 58/72), distributed under a dual GPL/commercial licence. Actively sold in 2026 with integrated AI features (AI Chat, AI Review, AI Translate, AI Quick Actions) that keep human review control over AI-generated edits.
Sovereignty score 82 out of 100SaleorE-commerce · EU sovereign · open sourcePolish open-source headless e-commerce platform built with Python and GraphQL
Sovereignty score 80 out of 100ArtFlowDesign · Self-hosted / open sourceArtFlow is a digital painting and sketching app developed by BYTESTORM SOFTWARE (Bartłomiej Janusz), a small Polish developer based in Ruda Śląska, active since 2013. The app has over 6.3 million downloads on Google Play and other Android app stores, features a GPU-accelerated engine with multi-layer support (up to 50 layers), and is currently listed and updated on the Google Play Store. It is free to download with a one-time in-app purchase to unlock pro features (freemium, locally-run app with no mandatory cloud dependency).
Sovereignty score 80 out of 100FontLabDesign · Self-hosted / open sourceFont editor for Mac and Windows from Fontlab Ltd. sp. z o.o. in Warsaw, Poland
Sovereignty score 80 out of 100NetCrunchNetwork & Monitoring · Self-hosted / open sourceAgentless network monitoring software from AdRem Software in Kraków, Poland, run on your own server, with SNMP, WMI, topology and alerting.

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