diff --git a/en/commercial/software.raw b/en/commercial/software.raw
index 87284ec976..d75726b7ef 100644
--- a/en/commercial/software.raw
+++ b/en/commercial/software.raw
@@ -949,3 +949,20 @@ Connectivity) data sources anywhere on the network where the server
 component of the bridge is installed.  A free version is available to
 download from <A HREF="http://www.easysoft.com/">www.easysoft.com</A>.
 
+<!-- NAME="Brown Bear Software" CAT="software" SUBCAT="MISC" -->
+<STRONG><A HREF="http://www.brownbearsoftware.com">Brown Bear
+Software</A></STRONG> produces
+and supports <a href="http://www.brownbearsoftware.com/calcium/">Calcium</a>,
+an interactive <b>Web Calendar server</b> you use via your browser. 
+Features include: dynamic calendar merging (events from one calendar can be
+included in another); multiple views and formats; repeating events; email
+support; color and font customization; support for full HTML in event text
+and calendar headers and footers; popup text associated with any event;
+searching & filtering; multi-language support; flexible security model, and
+more. Calcium is very easy to use, and fully supported. It runs anywhere
+that supports Perl CGIs; no non-standard Perl modules necessary. A live
+<a href="http://www.brownbearsoftware.com/cgi-bin/Calcium?CalendarName=Demo">
+On-Line Demo</a> is available, and you can
+<a href="http://www.brownbearsoftware.com/calcium/download">download an
+evaluation copy</a> (fully functional, but limited to a single calendar.)
+