Merge branch 'master-patch-cd17' into 'master'

Update file README.md

See merge request !8

README.md

@@ -31,6 +31,15 @@ Please download and install one the two command line tools to connect to Science
 There is already an application called **Terminal** installed on your system. 
 
 
+## Other software 
+
+**Figtree** (https://github.com/rambaut/figtree/releases) - Software to visualise phylogenetic trees. Please download and unpack/install the 
+- zip for Windows
+- dmg for MacOS 
+- tgz for Linux 
+
+
+
 
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