Furkan Köykıran Blog

Field notes on MCP, AI agents, open source and Python

I'm Furkan Köykıran. I build MCP servers, trading bots and backend services and contribute to large open-source projects. This is where I write down what I learn along the way.

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DevOps
GitHub Actions Self-Hosted Runner on Linux: Setup Guide
When my GitHub Actions minutes ran out, I made a Linux server a self-hosted runner: dedicated user, SHA256 check, systemd, labels and security …
May 6, 2026 6 min read
MCP & AI
freqtrade-mcp: An MCP Server for Your Freqtrade Bot
My TypeScript MCP server that exposes the Freqtrade REST API to Claude and other MCP clients: 19 tools, setup, code layout and live-trading caveats.
April 4, 2026 5 min read
Projects
awesome-trending-repos: Tracking GitHub Trending Daily
How my open source tracker scrapes GitHub Trending every day, compares it with past snapshots and publishes a React dashboard to GitHub Pages with …
March 27, 2026 6 min read
Open Source
CLI-Anything Browser Harness: My First MCP Backend PR
How PR #118 added browser automation to CLI-Anything through the DOMShell MCP server: architecture, review, bugs found after merge, and a security …
March 22, 2026 7 min read
Open Source
Keploy Contribution: Go defer and HTTP Body Leaks
Two merged PRs to Keploy: a function that read from a closed file and HTTP response bodies that were never closed. What they taught me about defer in …
March 20, 2026 5 min read
Open Source
SDK and CLI PRs: Jules, NotebookLM, Mission Control
Four PRs to Jules SDK, notebooklm-py, cli-agent and Mission Control: two merged, two closed. The code, the design choices, and why each one ended as …
March 11, 2026 6 min read