Every curl security report starts out with someone submitting an issue to us on https://hackerone.com/curl. The reporter tells us what they suspect and what they think the problem is. This report is kept private, visible only to the curl security team and the reporter while we work on it. In recent months we have...

Developers Day is a recent annual Swedish gala organized by the Stockholm-based company Developers Bay. This is its third year running. They have an ambition to highlight and celebrate Swedish software developers (or perhaps it is developers based in Sweden?) and hand out a series of awards for that purpose. A jury...

Welcome to one of the more feature-packed curl releases we have had in a while. Exactly eight weeks since we shipped 8.15.0. Release presentation Numbers the 270th release17 changes56 days (total: 10,036)260 bugfixes (total: 12,538)453 commits (total: 36,025)2 new public libcurl function (total: 98)0 new...

One of these mantras I keep repeating is how we in the curl project keep improving, keep polishing and keep tightening every bolt there is. No one can do everything right from day one, but given time and will we can over time get a lot of things lined up in neat and tidy lines. … Continue reading preparing for the...

This was the title of my keynote at the Open Source Summit Europe 2025 conference in Amsterdam that I delivered on August 25, 2025. The giants, as in fact large parts of modern infrastructure, stand on the shoulders of Open Source projects and their maintainers. But maybe these projects and people are not treated in...