diff --git a/mediacloud/api.py b/mediacloud/api.py
index abb42de..a8443d9 100644
--- a/mediacloud/api.py
+++ b/mediacloud/api.py
@@ -60,9 +60,13 @@ def _query(self, endpoint: str, params: Optional[Dict] = None, method: str = 'GE
             r = self._session.get(endpoint_url, params=params, timeout=self.TIMEOUT_SECS)
         elif method == 'POST':
             r = self._session.post(endpoint_url, json=params, timeout=self.TIMEOUT_SECS)
+        elif method == "DELETE":
+            return self._session.delete(endpoint_url, params=params, timeout=self.TIMEOUT_SECS)
+        elif method == "PATCH":
+            return self._session.patch(endpoint_url, json=params, timeout=self.TIMEOUT_SECS)
         else:
             raise RuntimeError(f"Unsupported method of '{method}'")
-        if r.status_code != 200:
+        if r.status_code // 100 != 2:  # create operations return 201
             raise mediacloud.error.APIResponseError(r, params, r.json())
 
         return r.json()
diff --git a/mediacloud/mgmt.py b/mediacloud/mgmt.py
new file mode 100644
index 0000000..76eb308
--- /dev/null
+++ b/mediacloud/mgmt.py
@@ -0,0 +1,131 @@
+"""
+Directory Management API
+
+Nod to Monty Python
+It's not Camelot, only a model...
+
+update/patch methods not yet tested!!!
+
+ALL arguments are keyword only, for safety!
+"""
+from typing import TypeAlias
+
+from mediacloud.api import BaseApi
+
+_EMPTY = object()
+
+_Params: TypeAlias = dict
+
+
+class DirectoryManagementApi(BaseApi):  # XXX maybe extend DirectoryApi???
+    """
+    Class for Directory Management
+    """
+
+    def _params(self, what: str, kws: dict, params: list[str]) -> _Params:
+        """
+        helper for _{collection,source}_params helpers
+        """
+        ret: _Params = {}
+        kwcopy = kws.copy()
+        for p in params:
+            v = kwcopy.pop(p, _EMPTY)
+            if v is not _EMPTY:
+                ret[p] = v
+        if kwcopy:
+            extra = ",".join(kwcopy.keys())
+            raise ValueError(f"Unknown {what} params {extra}")
+        return ret
+
+    ################ CollectionsViewSet
+
+    def _collection_params(self, kws: dict) -> _Params:
+        """
+        helper for collection_{create,update}
+        """
+        return self._params("collection", kws,
+                            ['name', 'notes', 'public', 'featured', 'managed', 'monitored'])
+
+    def collection_create(self, **kwargs) -> dict:
+        params = self._collection_params(kwargs)
+        if 'name' not in params or not params['name']:
+            raise ValueError("collection_create must have 'name'")
+        return self._query('sources/collections/', params, "POST")
+
+    def collection_copy(self, *, collection_id: int, name: str) -> dict:
+        # name defaults to "original name (copy)", but be fussy:
+        if not name:
+            raise ValueError("collection_copy must have 'name'")
+        params = {'collection_id': collection_id, 'name': name}
+        return self._query('sources/collections/copy-collection/', params, "POST")
+
+    def collection_update(self, *, collection_id: int, **kwargs) -> dict:
+        params = self._collection_params(kwargs)
+        if not params:
+            raise ValueError("no parameters for collection_update?")
+        return self._query(f'sources/collections/{collection_id}/', params, "PATCH")
+
+    # for testing/cleanup:
+    def collection_delete(self, collection_id: int) -> dict:
+        return self._query(f'sources/collections/{collection_id}/', None, "DELETE")
+
+    def collection_source_list(self, *, collection_id: int) -> list[dict]:
+        """
+        returns list of source objects for a collection
+        """
+        # XXX should do pagination!!!!!!!
+        ret = self._query(f'sources/sources/?collection_id={collection_id}', None, "GET")
+        # returns {'count': n, 'next': ..., 'previous': ..., 'results': [{...}, ...]}
+        return ret['results']
+
+    ################ SourcesViewSet
+
+    def _source_params(self, kws: dict) -> _Params:
+        """
+        helper for source_{create,update}
+        """
+        return self._params("source", kws,
+                            ['name', 'label', 'homepage', 'platform',
+                             'url_search_string', 'notes', 'media_type',
+                             'pub_state', 'pub_country', 'primary_language'])
+
+    def source_create(self, **kwargs) -> dict:
+        params = self._source_params(kwargs)
+        for p in ['name', 'homepage']:
+            if p not in params:
+                raise ValueError(f"source_create requires '{p}'")
+        return self._query('sources/sources/', params, "POST")
+
+    def source_update(self, *, source_id: int, **kwargs) -> dict:
+        params = self._source_params(kwargs)
+        if not params:
+            raise ValueError("no parameters for source_update?")
+        params['id'] = source_id
+        # currently causes Internal Server Error and <Response [500]> returned with body:
+        # {"detail":"{'homepage': [ErrorDetail(string='This field is required.', code='required')]}"}
+        # which isn't what I expect from "PATCH"!!!
+        return self._query(f'sources/sources/{source_id}/', params, "PATCH")
+
+    # for testing/cleanup:
+    def source_delete(self, source_id: int) -> dict:
+        return self._query(f'sources/sources/{source_id}/', None, "DELETE")
+
+    ################ SourcesCollectionsViewSet
+
+    def source_collection_list(self, *, source_id: int) -> list[dict]:
+        """
+        returns list of collection objects for a source
+        """
+        ret = self._query(f'sources/sources-collections/{source_id}/', None, "GET")
+        return ret['collections']
+
+    # mcweb sourcesCollectionsApi.js calls this createSourceCollectionAssociation
+    def source_collection_create(self, *, source_id: int, collection_id: int) -> dict:
+        params = {'source_id': source_id, 'collection_id': collection_id}
+        return self._query('sources/sources-collections/', params, "POST")
+
+    # mcweb sourcesCollectionsApi.js calls this deleteSourceCollectionAssociation
+    # XXX endpoint seems to take collection=bool query parameter??
+    # (if not set to true, expects collection_id parameter??)
+    def source_collection_delete(self, *, source_id: int, collection_id: int) -> dict:
+        return self._query(f'sources/sources-collections/{source_id}/?collection_id={collection_id}', "DELETE")