Matsubo Tech Blog - Engineering, AI Agents, Cloud Native

# Matsubo Tech Blog > Ruby on Rails, Web Services, Software Development, Startups — A technical blog by Yuki Matsukura covering web development, infrastructure, and technology topics. Written primarily in Japanese. This blog has been running since the early 2000s, originally on WordPress, and migrated to Astro in 2025. It contains 646+ articles on software engineering, networking, DevOps, and technology reviews. ## Topics - Ruby on Rails and Ruby programming - Web application development and architecture - Network and infrastructure (YAMAHA routers, VPN, DNS) - Cloud services (AWS, GCP, Cloudflare) - macOS, Linux, and development environments - Mobile development (iOS, Android) - Tech news and industry commentary - Hardware and gadget reviews ## Links - [Homepage](https://blog.teraren.com/) - [Archive](https://blog.teraren.com/archive/) - [Popular Posts](https://blog.teraren.com/popular/) - [About](https://blog.teraren.com/about/) - [RSS Feed](https://blog.teraren.com/rss.xml) - [Sitemap](https://blog.teraren.com/sitemap-index.xml) - [Full LLM Content](https://blog.teraren.com/llms-full.txt) ## Author - Name: Yuki Matsukura - GitHub: https://github.com/matsubo - X (Twitter): https://x.com/matsubokkuri ## License Content is licensed under CC BY-NC-SA 4.0.