What is the Go and Astro architecture for dev tools?

It's Astro static frontends with React islands, Go APIs for processing, SQLite backend — all Dockerized on a cheap VPS. Handles images, PDFs, VAT smoothly.

How to deploy Go app with Astro on ARM64 VPS?

Multi-stage Docker: build Go binary (CGO=0), Astro dist, copy to Alpine. Caddy proxies ports, auto-HTTPS. €7/mo Hetzner works fine.

Can I build free developer tools like imgcrush.dev?

Yes — target pain points (no signups), use pure-Go libs, SEO long-tails. Rate-limit smartly, monetize via optional Pro cookies.

⚙️ DevOps & Platform Eng

One Dev's $7 VPS Empire: 3 Free Tools Powered by Go and Astro

Tired of bloated SaaS demanding signups for basic tasks? One dev flipped the script, crafting three dead-simple tools with Go and Astro on a dirt-cheap VPS.

theAIcatchup Apr 10, 2026 4 min read

Diagram of Go API, Astro frontend, and VPS deployment architecture for three free dev tools

⚡ Key Takeaways

Go + Astro stack delivers lightweight, fast dev tools on a €7 VPS—no bloat, instant starts. 𝕏
Server-side processing crushes browser limits for images/PDFs; pure-Go libs keep it portable. 𝕏
Indie success hinges on SEO and communities, not just code—replicate for your own tools. 𝕏

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theAIcatchup

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#ARM VPS deployment #Astro framework #Go Programming #Go developer tools #VPS deployment #developer tools #indie SaaS stack #indie hacker stack

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