--- wikisrc/zfs.mdwn	2020/03/02 15:22:43	1.20
+++ wikisrc/zfs.mdwn	2020/03/02 17:17:59	1.21
@@ -17,25 +17,29 @@ See the man pages for zfs(8) and zpool(8
   - [FreeBSD Handbook ZFS Chapter](https://www.freebsd.org/doc/handbook/zfs.html)
   - [OpenZFS admin docs index page](https://github.com/openzfs/zfs/wiki/Admin-Documentation)
 
+  - https://en.wikipedia.org/wiki/ZFS
+
 # Status of ZFS in NetBSD
 
-## Sources
+## Sources of ZFS code
 
 \todo Verify/fix.
 
-Currently, there are multiple ZFS projects/codebases:
+Currently, there are multiple ZFS projects and codebases:
 
   - ZFS as released under the CDDL (common ancestor)
-  - [OpenZFS](http://www.open-zfs.org/wiki/Main_Page)
+  - [OpenZFS](http://www.open-zfs.org/wiki/Main_Page) [github wiki](https://github.com/openzfs/zfs/wiki)
   - [zfsonlinux](https://zfsonlinux.org/)
+  - [OpenZFS on OS X ](https://openzfsonosx.org/) [repo](https://github.com/openzfsonosx)
   - proprietary ZFS in Solaris (not relevant in open source)
 
 OpenZFS is a coordinating project to align open ZFS codebases.  There
 is a notion of a shared core codebase and OS-specific adaptation code.
 
-See [FreeBSD's history](https://wiki.freebsd.org/ZFSTuningGuide).
+\todo Explain clearly the relationship between OpenZFS and zfsonlinux,
+and also the Illumos and OSX versions.
 
-\todo Explain the relationship between OpenZFS and zfsonlinux.
+See [FreeBSD's history](https://wiki.freebsd.org/ZFSTuningGuide).
 
 ## NetBSD code history