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Where Do the Developers Live?

This week’s visualization is based on GitHub’s Octoverse 2025 report and compares GitHub developer populations in 2020 and 2025 across the ten countries with the largest populations in 2025. These figures describe developers on GitHub, rather than the entire developer workforce.

My Visualization

This visualization compares GitHub developer populations across countries, making differences in community size and growth easy to explore.

Dashboard link

AI-assisted Visualization

Below is an AI-assisted Plotly dumbbell chart comparing 2020 and 2025 developer populations, with the United States and India highlighted.

Plotly dashboard link

Insights

  • The United States remained the largest GitHub developer community in 2025 at 28.0 million, followed by India at 21.9 million and China at 10.7 million;
  • Based on rounded counts, India added 17.4 million developers between 2020 and 2025, nearly matching the U.S. gain of 17.8 million, while growing to almost five times its 2020 population.

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