diff --git a/config/bfo.yml b/config/bfo.yml
index 325cdec7..4c37d3b3 100644
--- a/config/bfo.yml
+++ b/config/bfo.yml
@@ -4,7 +4,7 @@ idspace: BFO
 base_url: /obo/bfo
 
 products:
-- bfo.owl: https://raw.githubusercontent.com/BFO-ontology/BFO/v2.0/bfo.owl
+- bfo.owl: https://raw.githubusercontent.com/BFO-ontology/BFO/v2019-02-21/bfo_classes_only.owl
 - bfo.obo: https://raw.githubusercontent.com/BFO-ontology/BFO/v2.0/bfo.obo
 
 term_browser: ontobee
@@ -57,6 +57,9 @@ entries:
 - exact: /dev/bfo.owl
   replacement: https://github.com/BFO-ontology/BFO/raw/master/src/ontology/owl-group/bfo.owl
 
+- exact: /dev/bfo_classes_only_dev.owl
+  replacement: https://github.com/BFO-ontology/BFO/raw/master/src/ontology/owl-group/bfo_classes_only_dev.owl
+
 - exact: /dev/bfo.clif
   replacement: https://github.com/BFO-ontology/BFO/raw/master/src/ontology/fol-ressler/BFO-FOL-alpha-2012-05-21.clif
 
@@ -135,6 +138,12 @@ entries:
 - exact: /2015-8-29/bfo.owl
   replacement: https://raw.githubusercontent.com/BFO-ontology/BFO/v2.0/bfo.owl
 
+- exact: /2015-08-29/bfo.owl
+  replacement: https://raw.githubusercontent.com/BFO-ontology/BFO/v2.0/bfo.owl
+
+- exact: /2019-02-21/bfo.owl
+  replacement: https://raw.githubusercontent.com/BFO-ontology/BFO/v2019-02-21/bfo_classes_only.owl
+
 - prefix: /2010-05-25/
   replacement: https://github.com/BFO-ontology/BFO/tree/releases/owl-ruttenberg-2010-05-25
 
diff --git a/config/geo.yml b/config/geo.yml
index 93216853..f4b95b95 100644
--- a/config/geo.yml
+++ b/config/geo.yml
@@ -412,3 +412,7 @@ entries:
   
 - exact: /dev/tz-admin-level-three.owl
   replacement: https://raw.githubusercontent.com/ufbmi/geographical-entity-ontology/development/country-geography/TZ/TZ-admin-level-3.owl
+  
+- exact: /dev/major-world-cities-geography.owl
+  replacement: https://raw.githubusercontent.com/ufbmi/geographical-entity-ontology/development/major-world-cities-geography.owl
+  
diff --git a/config/mco.yml b/config/mco.yml
new file mode 100644
index 00000000..e5ee809b
--- /dev/null
+++ b/config/mco.yml
@@ -0,0 +1,27 @@
+# PURL configuration for http://purl.obolibrary.org/obo/mco
+
+idspace: MCO
+base_url: /obo/mco
+
+products:
+- mco.owl: https://raw.githubusercontent.com/microbial-conditions-ontology/microbial-conditions-ontology/master/mco.owl
+- mco.obo: https://raw.githubusercontent.com/microbial-conditions-ontology/microbial-conditions-ontology/master/mco.obo
+
+term_browser: ontobee
+example_terms:
+- MCO_0000000
+
+entries:
+
+- prefix: /releases/
+  replacement: https://raw.githubusercontent.com/citmejia/microbial-conditions-ontology/v
+
+- prefix: /tracker/
+  replacement: https://github.com/citmejia/microbial-conditions-ontology/issues
+
+- prefix: /about/
+  replacement: http://www.ontobee.org/ontology/MCO?iri=http://purl.obolibrary.org/obo/
+
+## generic fall-through, serve direct from github by default
+- prefix: /
+  replacement: https://raw.githubusercontent.com/citmejia/microbial-conditions-ontology/master/