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📰 Dev.to · kyb8801

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What I learned shipping an MCP server alongside an Excel toolkit

Dev.to · kyb8801 🔧 Backend Engineering ⚡ AI Lesson 2mo ago

What I learned shipping an MCP server alongside an Excel toolkit

Last week I shipped two things in 72 hours: A free MCP server (50 calls/month, hosted) that exposes...

sympy.parse_expr will run os.system if you let it. Here's the AST gate that stopped me from shipping the RCE.

Dev.to · kyb8801 2mo ago

sympy.parse_expr will run os.system if you let it. Here's the AST gate that stopped me from shipping the RCE.

sympy.parse_expr will run os.system if you let it. Here's the AST gate that stopped me from...

What an MCP server for measurement uncertainty actually returns: a CD-SEM 45 nm worked example

Dev.to · kyb8801 2mo ago

What an MCP server for measurement uncertainty actually returns: a CD-SEM 45 nm worked example

What an MCP server for measurement uncertainty actually returns: a CD-SEM 45 nm worked...

Building DevSignal: AI signal-based outreach for solo devtool founders. 30-day public sprint.

Dev.to · kyb8801 🛠️ AI Tools & Apps ⚡ AI Lesson 2mo ago

Building DevSignal: AI signal-based outreach for solo devtool founders. 30-day public sprint.

Hey dev.to 👋 I'm a solo SaaS founder. In the past 6 months I shipped 4 packages on NPM — and like...