Published two report summarizing statistics on contributors to GTK 4 and GNOME development. When looking at the dynamics of the number of contributors to GNOME development, the peak was in 2010, in which more than 1400 people contributed to the code. After 2010, the activity began to decline, which lasted until 2017. The peak correlates with the development of GNOME 3.0, which began in 2009 and continued throughout 2010 alongside the GNOME 2.x branch.
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Most of the developers involved in writing GNOME code are employed by Red Hat. The Red Hat developers have generated 70-80% of all changes in recent years. Since 2017, there has also been a marked increase in the number of developers from Canonical and Igalia, as well as related changes. Decreased the role of Intel and Collabora.
256 developers took part in the development of GTK 4, 32 of whom represent GNOME community, 22 at Red Hat, 6 at Endless, 4 at Collabora, 3 at Centricular, 3 at Novell, 2 at the GNOME Foundation, 2 at Canonical, and 1 each Intel and Purism. 81.3% of all commits and 84% of changes are prepared by Red Hat employees, of which Matthias Clasen (36.8%) and Benjamin Otte (27.7%) stand out.