June 14, 2026
The origin story of Fredrin
Every tool I used to build software was designed for a person who no longer exists: the one who types the code.
Read post →Notes on running many AI coding agents at once — and shipping what they build.
June 14, 2026
Every tool I used to build software was designed for a person who no longer exists: the one who types the code.
Read post →June 12, 2026
For about a year, my entire development environment was one terminal running Claude. And honestly? It was great.
Read post →June 10, 2026
If you're reading this, there's a decent chance you have six terminals open right now, each running Claude Code or Codex in its own git worktree. Maybe they're tmux panes. Maybe they're cmux tabs with the blue notification rings. Either way, you've already figured out the thing most developers haven't: one agent at a time is a waste of you.
Read post →June 10, 2026
I built Fredrin because I kept losing the plot.
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