Added datasette-doublemetaphone to list of plugins

docs/ecosystem.rst

@@ -80,6 +80,11 @@ datasette-jellyfish
 
 `datasette-jellyfish <https://github.com/simonw/datasette-jellyfish>`__ exposes custom SQL functions for a range of common fuzzy string matching functions, including soundex, porter stemming and levenshtein distance. It builds on top of the `Jellyfish Python library <https://jellyfish.readthedocs.io/>`__.
 
+datasette-doublemetaphone
+-------------------------
+
+`datasette-doublemetaphone <https://github.com/dracos/datasette-doublemetaphone>`__ by Matthew Somerville adds custom SQL functions for applying the Double Metaphone fuzzy "sounds like" algorithm.
+
 datasette-jq
 ------------