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+### PGListUtil
+
+This tool is useful to convert `CIDR list` to `Range format`, or remove unnecessary lines (such as duplicated ranges) automatically.
+The software was released in the [year 2010](https://live28.5ch.net/test/read.cgi/download/1268903774/10).
+
+Original author said: `You are free to modify or redistribute the source code`