5 Open Source Tools That Replaced My $20/mo AI Stack [2026]

Description and use

<blockquote> <p>Originally published at <a href="https://www.kunalganglani.com/blog/open-source-tools-ai-stack" rel="noopener noreferrer">kunalganglani.com</a> — read it there for inline code, hero image, and live links.</p> </blockquote> <h1> 5 Open Source Tools That Replaced My $20/mo AI Stack (Ollama, “9router”, Headroom, Diffy, OpenHands) </h1> <p>5 open source tools that replaced my 20/mo AI stack Ollama 9router Headroom Diffy OpenHands are a practical, self-hostable set of building blocks that cover the same five jobs most paid AI subscriptions try to bundle: local LLM inference, routing

Problem

<blockquote> <p>Originally published at <a href="https://www.kunalganglani.com/blog/open-source-tools-ai-stack" rel="noopener noreferrer">kunalganglani.com</a> — read it there for inline code, hero image, and live links.</p> </blockquote> <h1> 5 Open Source Tools That Replaced My $20/mo AI Stack (Ollama, “9router”, Headroom, Diffy, OpenHands) </h1> <p>5 open source tools that replaced my 20/mo AI stack Ollama 9router Headroom Diffy OpenHands are a practical, self-hostable set of building blocks that cover the same five jobs most paid AI subscriptions try to bundle: local LLM inference, routing

Outcome

<blockquote> <p>Originally published at <a href="https://www.kunalganglani.com/blog/open-source-tools-ai-stack" rel="noopener noreferrer">kunalganglani.com</a> — read it there for inline code, hero image, and live links.</p> </blockquote> <h1> 5 Open Source Tools That Replaced My $20/mo AI Stack (Ollama, “9router”, Headroom, Diffy, OpenHands) </h1> <p>5 open source tools that replaced my 20/mo AI stack Ollama 9router Headroom Diffy OpenHands are a practical, self-hostable set of building blocks that cover the same five jobs most paid AI subscriptions try to bundle: local LLM inference, routing

Evidence

5 Open Source Tools That Replaced My $20/mo AI Stack [2026]

Source