Armin Ronacher

I build teams and software — particularly Open Source software.
You might know me as creator of Flask or other Open Source projects.

For a decade I poured my energy into Sentry. Now exploring new ventures at Earendil.

• Read my Blog
• Follow me as @mitsuhiko.at on Bluesky or mitsuhiko on Twitter/X
• Find me as mitsuhiko on GitHub
• You can also sponsor me
• Or send me an email
• Or read more about me