DanubeData Blog
Stay updated with the latest news, tutorials, and insights about cloud infrastructure.
Run Ollama on a VPS: Self-Host Local LLMs in Europe (2026)
A practical, honest guide to running local LLMs on a European VPS with Ollama in 2026. Covers model choices for CPU inference, realistic tokens-per-second on AMD EPYC, quantization trade-offs, systemd setup, Open WebUI, and a brutally honest comparison vs GPT-4o-mini. Perfect for GDPR-sensitive workloads.
Build a RAG System with pgvector on Managed PostgreSQL (2026)
A complete 2026 guide to building production RAG systems on managed PostgreSQL with pgvector. Covers embeddings, HNSW vs IVFFlat indexes, hybrid search, ingestion pipelines, FastAPI endpoints, and why you do not need Pinecone or Weaviate when Postgres already does it — all GDPR-safe on DanubeData from €19.99/mo.
Self-Hosted AI Coding Assistants: Copilot Alternatives for Privacy-First Teams (2026)
A pragmatic 2026 guide to self-hosting AI coding assistants in Europe. Compare Continue.dev, Tabby, Twinny, Codeium Enterprise and Cody, pick the right code-specialized model (Qwen 2.5 Coder, DeepSeek Coder V2, StarCoder2), and deploy a working stack on a single DanubeData VPS — without shipping your private repositories to US cloud providers.
Self-Host Strapi or Directus: Open-Source Headless CMS Setup Guide (2026)
Pick between Strapi and Directus, then self-host a modern headless CMS on your own VPS in under an hour. Complete 2026 guide with Docker Compose, managed Postgres, S3 for media, reverse proxy, backups, and a cost breakdown that beats Contentful by 90%.
Self-Host Matomo or Umami: GDPR-Compliant Google Analytics Alternatives (2026)
Tired of cookie banners, GA4's cryptic UI, and shipping your visitors' data to Google? Self-host Matomo (the feature-rich "WordPress of analytics") or Umami (modern, minimal, blazing fast) on a European VPS for a few euros per month. Full Docker walkthrough, GDPR deep-dive, GA4 migration tips, and a head-to-head comparison.
Self-Host Mastodon and Matrix Server on VPS: The Fediverse Hosting Guide (2026)
A complete 2026 guide to self-hosting Mastodon (ActivityPub microblogging) and Matrix (Synapse/Dendrite chat) on a European VPS. Covers hardware sizing, Docker deployment, federation, moderation, media storage to S3, GDPR, and backups. Built for owners who want their own corner of the Fediverse without handing data to Big Tech.
How to Migrate from AWS S3 to European S3-Compatible Storage (2026)
A complete step-by-step guide to migrating your data from AWS S3 to European S3-compatible storage. Covers cost savings, GDPR compliance, rclone migration, zero-downtime strategies, presigned URL handling, and common pitfalls.
How to Use S3-Compatible Storage as Nextcloud Primary Storage (2026)
Complete guide to configuring S3-compatible object storage as Nextcloud primary storage. Covers config.php setup, performance tuning, data migration, multibucket configuration, Docker Compose examples, troubleshooting, and cost comparison.
rclone with S3-Compatible Storage: The Complete Guide (2026)
Master rclone for S3-compatible storage: install, configure, sync, mount, encrypt, and schedule backups. Includes performance tuning, migration between providers, and a comparison with aws cli and s3cmd.
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