Your Work in Open Source, The Numbers
summary
Google’s crawl of public repositories reports 30 million unique files and 2.5 billion lines of code, with code.google.com hosting about 225,000 projects. License mix shows roughly 47% GPL, 20–22% LGPL, and rising permissive licenses led by Apache and MIT; GPLv3 adoption reaches nearly half of self-identified GPL projects on code.google.com. AGPL grows from ~15,444 to ~50,000 files. Language totals note PHP exceeds Perl by ~37 million lines and C outpaces C++ by about 2:1.
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chapters (6)
- 0:00Introduction to open source
- 1:28Data collection methodology
- 4:12Open source license trends
- 6:55License adoption shifts
- 9:03Emerging license data
- 10:05Programming language survey
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