哈尔滨自由软件基金会成立四十周年线下聚会纪实

© 2026 Rebel Zhang.

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The 88×31 buttons /88x31/{00.gif,14.gif,28.gif} are my original works and are licensed under CC BY-SA 4.0.

The 88×31 button /88x31/24.png is from the People Pledge website, the button /88x31/25.gif is from the Lucida website, and the buttons in /88x31/ other than /88x31/{00.gif,14.gif,24.png,25.gif,28.gif} are from mat's button gallery. All the buttons mentioned above are subject to the copyrights of their respective copyright holders.

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