David Heinemeier Hansson
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David Heinemeier Hansson, also known by his initials DHH, is a Danish programmer, writer, entrepreneur, and racing driver. He is the creator of Ruby on Rails, a web framework written in Ruby. He also
Hansson in 2016
DHH racing for Rebellion in 2017
Heinemeier Hansson's No. 22 car at the 2025 24 Hours of Le Mans
Ruby (programming language)
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Ruby is a general-purpose programming language designed with an emphasis on programming productivity and simplicity. In Ruby, everything is an object, including primitive data types. Development of th
David Heinemeier Hansson
…by his initials DHH, is a Danish programmer, writer, entrepreneur, and racing driver. He is the creator of Ruby on Rails, a web framework written in Ruby. He also created Omarchy, a Linux distribution based on Arch Linux catered towards developers. He is also a partner and chief technology officer at the…
Yukihiro Matsumoto, the creator of Ruby