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+
+The CodiMD collaborative online Markdown editor [changed its name][10] to HedgeDoc
+in 2020. 
+
+CodiMD had, itself, resulted from a fork of HackMD CE (presumably CE for
+*community edition* as there was also a HackMD EE (presumably *enterprise
+edition*).
+
+[10]: https://hedgedoc.org/history/
+