Verified70% confidenceFactExact time
Richard Stallman launched the GNU project in the 1980s and regarded documentation freedom as equally important as code freedom.
4
Sources
70%
Confidence
Long-term
Relevance
7/16/2026
First Seen
Sources
Related Claims
VerifiedRichard Stallman launched the GNU project in 1983.82% similarUnverified1983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80% similarUnverifiedThe free software movement was launched by Richard Stallman in 1985, emphasizing the four freedoms to use, study, modify, and distribute software, and treating them as ethical and political issues.79% similarVerifiedThe copyleft mechanism was advocated by Richard Stallman in the free software movement.70% similarUnverifiedThe AIDS Trojan distributed via floppy disk by Dr. Joseph Popp in 1989 is considered the first ransomware in history.57% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/527027API
curl https://kongchang.com/api/v1/knowledge/claims/527027MCP
get_claim(id=527027)