Add information from Hacker News replies

https://news.ycombinator.com/item?id=37745772

notes.md

@@ -58,6 +58,18 @@ need followup.
 
 * CockroachDB (BUSL) [licensing FAQs](https://www.cockroachlabs.com/docs/stable/licensing-faqs)
 
+* [Zed](https://zed.dev/blog/open-sourcing-zed-on-zed)
+
+  (suggested by @Zaeraxa in reply to https://news.ycombinator.com/item?id=37745772)
+
+* [Ghostty](https://mitchellh.com/ghostty)
+
+  (suggested by @Zaeraxa in reply to https://news.ycombinator.com/item?id=37745772)
+
+* [Atom (text editor)](https://atom-editor.cc/blog/2014/05/06/atom-is-now-open-source/)
+
+  (suggested by @Zaeraxa in reply to https://news.ycombinator.com/item?id=37745772)
+
 * FreeBSD netgraph
 
 * MariaDB
@@ -66,6 +78,14 @@ need followup.
 
 * "northroadgeo" projects [delayed open source mechanism not immediately clear?](https://north-road.com/#)
 
+@jjgreen followed up in https://news.ycombinator.com/item?id=37745772
+to say: "North Road's SLYR (ESRI to QGIS Compatibility Suite) does
+that (and rather good code it is too).  https://north-road.com/slyr/ .
+I see North Road is actually on your list, but eventual openness not
+obvious.  I think that's clear for SLYR at least."
+
+edit: I see North Road is actually on your list, but eventual openness not obvious. I think that's clear for SLYR at least
+
 * Onivim 2 (was this unplanned?) [issue](https://github.com/onivim/oni2/issues/3771)
 
 * OPSI ["co-funding"](https://www.opsi.org/de/dokumentation/opsi-lizenz-und-copyright https://forum.opsi.org/viewtopic.php?t=1193)