Unverified50% confidenceFactExact time
1983年Richard Stallman发起GNU项目，并创立GPL许可证用版权法保障软件自由
1
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50%
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Long-term
Relevance
8/28/2026
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Related Claims
UnverifiedRichard Stallman launched the GNU project in the 1980s and regarded documentation freedom as equally important as code freedom.80% similarVerifiedRichard Stallman launched the GNU project in 1983.78% similarVerifiedGPL v1, released by Stallman in 1989, was the first systematized open-source license in history.72% similarVerifiedThe copyleft mechanism was advocated by Richard Stallman in the free software movement.62% similarVerifiedThe Principle of Least Privilege (PoLP) originates from the field of computer security in the 1970s and was proposed by Jerome Saltzer at MIT.52% similar
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