💬 MessagingSE
Fluxer
Free and open source instant messaging and VoIP platform built for friends, groups, and communities. Developed by Swedish company Fluxer Platform AB, with full self-hosting support. Features include messaging, voice and video calls, screen sharing, moderation tools, and custom emojis. Licensed under AGPL-3.0.
open-sourcemessagingvoip
☁️ Cloud StorageDE
Hetzner Storage Share
Managed Nextcloud-powered cloud storage from Hetzner, hosted in German data centers. Storage Share provides an easy-to-use interface for file sync, sharing, and collaboration with built-in apps like Contacts, Calendar, and Tasks. Ideal for users wanting a ready-to-use Nextcloud instance without self-hosting maintenance.
proprietarycloud-storagemanaged-nextcloud
🏢 Cloud & HostingDE
IONOS
German hosting and cloud provider with EU jurisdiction, public-company governance, and strong assurance signals including ISO 27001/BSI certifications and a public cloud vulnerability register. Key trust caveats remain around pricing and renewal dynamics, no official public bug bounty program, and privacy-policy language that allows AI-related processing and possible international data transfers.
proprietaryhostinggdpr
🔒 VPNGB
IVPN
Gibraltar-based privacy VPN endorsed by the Freedom of the Press Foundation, with a transparent anti-tracking stance and no surveillance-jurisdiction ties. Supports anonymous sign-up, accepts cash and crypto payments, and publishes an ethics page detailing what it will and will not do.
partly-open-sourcevpnprivacy
🗺️ Maps & NavigationEE
Organic Maps
Fast, privacy-respecting offline maps app for hikers, cyclists and travellers — forked from Maps.me by its original creators. Uses OpenStreetMap data with absolutely no ads, no tracking and no data collection, and works entirely without an internet connection.
partly-open-sourcemapsprivacy
📊 AnalyticsPL
Piwik PRO
Privacy-focused analytics suite from the Piwik PRO group, with the primary legal entity Piwik PRO SA in Wrocław, Poland, and additional offices including Berlin. Offers web and mobile analytics, tag management, customer data platform, and consent management. Piwik PRO is a commercial fork of Matomo (formerly Piwik) and provides ISO 27001 and SOC 2 certified cloud hosting in EU data centers with full data ownership.
proprietaryanalyticsprivacy
📷 Photo ManagementNL
PixelUnion
PixelUnion is a Dutch hosted photo and video backup platform based on a small fork of Immich. It gives consumers and families a ready-to-use European alternative to Google Photos with mobile backup, web access, private facial and object search, sharing, API access, EU hosting in Germany with backup in Finland, and free plus paid storage tiers.
photosphoto-backupprivacy-focused
🗺️ Maps & NavigationDE
SmartMaps
SmartMaps is a GDPR-focused business mapping platform from YellowMap AG for embedding interactive maps, store locators, address autocomplete, geocoding, routing, terrain and weather features into websites, apps and internal systems. It uses OpenStreetMap and other geodata sources, is operated from Germany, and offers a free transaction tier plus paid enterprise plans.
gdprmaps-apigeocoding
🏢 Cloud & HostingFI
UpCloud
UpCloud is a Finnish cloud infrastructure and hosting provider offering virtual cloud servers, private cloud, managed Kubernetes, managed databases, object and block storage, networking, and API-driven infrastructure management across global regions. It targets developers, SaaS teams, and businesses that want production-grade hosting with strong performance, predictable pricing, and a European data-sovereignty posture as an alternative to US hyperscalers.
cloud-infrastructuredata-sovereigntymanaged-kubernetes
🎥 Meeting SoftwareDE
XPhone Connect
XPhone Connect is a unified communications platform for enterprises and public institutions that combines telephony, chat, web meetings, presence, hotline management, and CRM/ERP integration.
on-premisesunified-communicationstelephony
💳 PaymentsNL
Adyen
Dutch enterprise payments platform offering gateway, acquiring, risk tooling, and omnichannel processing. Adyen shows strong compliance and engineering maturity, but merchants should review default analytics/risk data collection and reserve/settlement terms for strict privacy and cash-flow requirements.
proprietarypaymentsacquiring
🌍 DNS ServicesBG
ClouDNS
ClouDNS is a Bulgarian managed DNS platform that offers free and paid authoritative DNS hosting with Anycast DNS, GeoDNS, DDoS-protected DNS, DNS failover, and related domain tools. It targets businesses, hosting providers, and technical users that need globally distributed, high-availability DNS management and performance.
managed-dnsanycast-dnsddos-protected-dns
📊 AnalyticsDE
DeltaMaster
German business intelligence software for controlling and data-based management. DeltaMaster offers integrated analysis, planning, and reporting in one interface with AI-powered automation, standardized report generation, and patented visualization technology. Used by major German and European enterprises including Leica, Bosch, MediaMarkt, Würth, and Porsche.
proprietaryanalyticsbusiness-intelligence
🌍 DNS ServicesCH
Digitale Gesellschaft DNS Resolver
Digitale Gesellschaft DNS Resolver is a Swiss public secure DNS resolver service offering DNS-over-TLS and DNS-over-HTTPS with DNSSEC validation.
dnsdnssecdns-over-tls
☁️ Cloud StorageDE
Filen
Zero-knowledge encrypted cloud storage built and hosted entirely in Germany, with all apps open-sourced under AGPL-3.0. Filen offers affordable lifetime plans and keeps no logs, no trackers, and no backdoors — a privacy-first alternative to Big Tech clouds.
partly-open-sourcecloud-storageprivacy
🎥 Meeting SoftwareDE
Haiilo
Enterprise communication platform for internal collaboration, employee engagement, and internal-facing workflows through a social intranet experience.
proprietarymeeting-softwareenterprise
☁️ Cloud StorageDE
Hetzner Storage Box
Self-managed online backup storage from Hetzner, hosted in German or Finnish data centers. Supports multiple access protocols including FTP, SFTP, WebDAV, and backup-specific tools like BorgBackup and Restic. Features snapshots, automated backups, and sub-accounts. Ideal for backing up home servers with encrypted, incremental backups.
proprietarycloud-storagebackup
🏠 Smart HomeNL
Homey
Dutch smart home platform by Athom, offering broad device compatibility through Homey Pro hardware and cloud-based automations.
proprietarysmart-homehome-automation
☁️ Cloud StorageSI
Koofr
Slovenian cloud storage service offering 10 GB free with no trackers or cookies. Data stored in ISO 27001 certified German data centers. Provides client-side encrypted Vault option, multi-device sync, and integrates with other cloud storage providers. Employee-owned company founded in 2012.
partly-open-sourcecloud-storagegdpr
🗺️ Maps & NavigationCZ
Mapy.com
Czech mapping and navigation service operated by Seznam.cz, a.s. (Prague), formerly known as Mapy.cz. It offers worldwide maps, route planning, and hiking/cycling layers. Free mobile use includes offline maps for one country, while Premium unlocks unlimited offline downloads and additional features.
proprietarymapsnavigation
🎥 Meeting SoftwareNO
Pexip Secure Meetings
Pexip Secure Meetings is a Norwegian secure video collaboration platform for enterprises, governments, defense, justice, healthcare, and other regulated organizations. Built on the self-hosted Pexip Infinity platform, it supports video meetings, virtual meeting rooms, browser-based WebRTC access, SIP/H.323 room systems, Microsoft Teams and Google Meet interoperability, APIs, authentication controls, private or on-premises deployment, and data-sovereignty requirements.
self-hostedvideo-conferencingsecure-meetings
📦 OtherCH
Piper
Piper is a local neural text-to-speech engine from the Open Home Foundation voice team. It provides command-line, HTTP, Python, and C/C++ interfaces, runs on general hardware including Raspberry Pi 4-class devices, and targets developers, self-hosters, accessibility tools, and voice projects that want speech synthesis without a mandatory vendor cloud. Training tooling for new voices is included, while licenses for individual downloadable voice models can vary.
open-sourceself-hostabletext-to-speech
🎵 Music StreamingFR
Qobuz
French high-fidelity music streaming and download service offering lossless CD-quality and Hi-Res audio (up to 24-bit/192kHz). Founded in 2007 and operated by Xandrie SA in Pantin, France.
proprietarymusic-streaminghi-res-audio
🎵 Music StreamingDE
ROKK
ROKK is a music streaming app focused on rock and metal fans while also offering music from other genres.