Choosing between SQLite and MySQL? This comprehensive comparison covers architecture differences, performance characteristics, concurrency handling, and when each database makes sense for your project. Whether you’re building mobile apps, web applications, or embedded systems, learn which database fits your requirements.
Apache web server has powered websites for over 25 years. While NGINX overtook it in market share, Apache remains relevant for its flexibility, mature module ecosystem, and LAMP stack compatibility. This guide explains what Apache server actually is, how it processes HTTP/HTTPS requests, its role in web application architecture, and key features. Learn when Apache makes sense for your projects and when alternatives might fit better.
Cloud GPU computing transformed how teams approach AI and machine learning workloads. GPUs excel at parallel processing, cutting neural network training time from weeks to days. This guide covers cloud GPU benefits, challenges like compliance and migration, real-world applications across industries, and infrastructure requirements for maximizing performance.
Choosing between LlamaIndex and LangChain isn’t about picking the “better” framework. LangChain excels at orchestration, agents, and multi-step workflows. LlamaIndex specializes in data retrieval and knowledge management. This guide compares architecture, performance, tooling, and shows how each integrates with n8n for self-hosted AI workflows on your VPS.
LlamaIndex vs LangChain: Which One To Choose In 2026? Read More »
2025 pushed Contabo to rebuild, upgrade, and transform. Hub Europe became our European backbone with state-of-the-art infrastructure and 99.982% uptime. We revamped the entire VPS lineup with more power at the same prices, launched AMD EPYC Turin Dedicated Servers, introduced Auto Backup and 1-click installations for n8n, Nextcloud, and WireGuard. ContaBro joined our support team, the new Customer Control Panel went live, and our Trustpilot score climbed to 4.4. Around 500,000 VPS, 10,000 VDS, and 10,000 Dedicated Servers now run on our infrastructure, serving 150,000 new customers who joined the Contabo family this year.
Contabo Wrapped 2025: The Year of “Always Improving” Read More »
n8n 2.0 focuses on security hardening and reliability improvements that required breaking changes. Task runners now isolate Code node execution, environment variable access is restricted by default, and the new Publish vs Save feature prevents accidental production changes. This guide covers what actually changed, how to check if your workflows need updates using the Migration Report, and why the security improvements matter for self-hosted instances on Contabo infrastructure.
Ollama makes running large language models locally straightforward – no cloud APIs, no per-token billing, no data leaving your infrastructure. Combined with n8n workflow automation, you can build AI-powered systems that run entirely on your own VPS with fixed costs and full control. This guide covers what Ollama does, how to deploy it on a VPS, and practical steps for integrating it with n8n to automate document analysis, customer support, content generation, and more.
Keep your self-hosted n8n instance current with this step-by-step update guide. Learn how to safely pull the latest version, restart containers, and verify everything works – all in about five minutes using Docker Compose on your Contabo server,
How to Update Your Self-Hosted n8n Instance on Contabo Read More »
Black Friday at Contabo combines promotional pricing with 1-click installations for n8n, Nextcloud, WireGuard, and GitLab CE. Deploy self-hosted infrastructure that eliminates per-user fees, per-execution charges, and ongoing subscriptions while locking in reduced server rates permanently.
You can now install free n8n, Nextcloud, and WireGuard on any Contabo VPS or VDS with a single click. No setup scripts, no configuration hassle. Automate workflows, host your cloud, or run a secure VPN – fully self-hosted, affordable, and ready in under 30 minutes.
Self-Host n8n, Nextcloud, and WireGuard with Free 1-Click Installation Read More »
Take your automation skills to the next level by integrating powerful AI capabilities into your n8n workflows. This in-depth guide shows you how to connect to models like OpenAI and Gemini to build intelligent systems that can understand context, generate content, and analyze unstructured data. We walk through practical, real-world examples, from creating an AI-powered data pipeline to building custom workflows that use RAG and agentic logic.
n8n AI Workflows: Advanced Integrations & Use Cases Read More »
Ready to stop manually processing orders and start scaling your business? This practical n8n e-commerce guide provides step-by-step, foolproof workflows for online stores. Learn how to automate order fulfillment, create low-stock alerts, tag high-value orders, track loyalty points, and segment your customers for effective marketing. These automations for Shopify and WooCommerce will save you time, reduce errors, and help you build a more profitable business.
n8n E-commerce Automation: How to Scale Your Business Read More »
Tired of manually copying data between apps? This comprehensive n8n tutorial is your step-by-step guide to workflow automation. We cover everything from the basics of n8n and choosing between cloud and self-hosted options, to building a practical workflow that sends Slack notifications from Gmail. Learn how to connect your favorite tools, save time, and eliminate errors for good.
The Complete Beginner’s Guide to n8n: Your First Workflow Read More »
Ready to automate data collection from any website? This comprehensive guide shows you how to scrape with n8n. We start with the basics of using the HTTP Request and HTML nodes to extract data from simple pages and provide a step-by-step fix for the common 403 Forbidden error. Then, we cover advanced techniques for scraping dynamic, JavaScript-heavy websites using powerful community nodes. You’ll also learn critical best practices for scaling your scraping workflows, handling errors gracefully, and turning raw data into valuable insights with AI.
Ready to unlock the full power of n8n? This step-by-step guide walks you through everything you need to know to self-host your own automation powerhouse on a VPS. From the initial Docker setup and securing your instance with NGINX, to managing backups and scaling for high-volume workflows, you’ll gain the skills to take complete control of your automation stack.
Self-Hosting n8n: A Comprehensive Docker & VPS Guide Read More »
