open-education-api · EdoBoorsma · Jul 2, 2026 · Jul 9, 2026 · Jul 9, 2026 · Jul 9, 2026
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -5,17 +5,38 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [6.0-RC.3 Fix typo in AcademicSessionCourseOfferingCollection.yaml] - 2026-07-14
+
+### Fixed
+- Fixed the `AcademicSessionCourseCollection` response schema by correctly defining `items` as an array of `CourseOffer` objects.
+
+## [6.0-RC.3 Solved filter parameter issue] - 2026-07-09
+
+### Fixed
+- Merged the filter_query and filter_query[__or][] parameter definitions into a single filter_query parameter to clarify deepObject encoding.
+
+## [6.0-RC.3 Solved content-type issue] - 2026-07-09
+
+### Fixed
+- Content-type updated to application/vnd.oeapi+json
+
 ## [6.1-RC.1 (main) Date-time attributes on education specifications ] - 2026-06-17
 
 ### Added
 - Added FirstPossibleOfferingStartDateTime to Programme, Course, LearningComponent and TestComponent
 - Added LastPossibleOfferingStartDateTime to Programme, Course, LearningComponent and TestComponent
 - Added lastPossibleOfferingEndDateTime to Programme, Course, LearningComponent and TestComponent
+
 ## [6.1-RC.1 Replace RFC 7807 with RFC 9457] - 2026-06-18
 
 ### fixed
 - Replace RFC 7807 with RFC 9457 for errorhandling.
 
+## [6.0-RC.3 Solved documentation issue] - 2026-05-12
+
+### Fixed
+- Added alphabetical sorting of `components.schemas` in the Zudoku preprocessor.
+
 ## [6.1-RC.1 (main) Update based on missing features for(Dutch) OKE project] - 2026-04-07
 
 ### Fixed

diff --git a/redocly.yaml b/redocly.yaml
@@ -13,15 +13,15 @@ rules:
   response-mime-type:
     severity: error
     allowedValues:
-      - application/json
+      - application/vnd.oeapi+json
       - application/problem+json
       - application/octet-stream
       - application/merge-patch+json
 
   request-mime-type:
     severity: error
     allowedValues:
-      - application/json
+      - application/vnd.oeapi+json
       - application/problem+json
       - application/octet-stream
       - application/merge-patch+json

diff --git a/source/paths/AcademicSessionCollection.yaml b/source/paths/AcademicSessionCollection.yaml
@@ -35,7 +35,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/AcademicSessionCourseOfferingCollection.yaml b/source/paths/AcademicSessionCourseOfferingCollection.yaml
@@ -44,7 +44,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'
@@ -53,7 +53,9 @@ get:
                   - items
                 properties:
                   items:
-                    $ref: '../schemas/CourseOffering.yaml'
+                    type: array
+                    items:
+                      $ref: '../schemas/CourseOffering.yaml'
                   ext:
                       $ref: '../schemas/Ext.yaml'
     '400':

diff --git a/source/paths/AcademicSessionInstance.yaml b/source/paths/AcademicSessionInstance.yaml
@@ -32,7 +32,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             $ref: '../schemas/AcademicSession.yaml'
     '400':

diff --git a/source/paths/AcademicSessionLearningComponentOfferingCollection.yaml b/source/paths/AcademicSessionLearningComponentOfferingCollection.yaml
@@ -44,7 +44,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/AcademicSessionProgrammeOfferingCollection.yaml b/source/paths/AcademicSessionProgrammeOfferingCollection.yaml
@@ -44,7 +44,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/AcademicSessionTestComponentOfferingCollection.yaml b/source/paths/AcademicSessionTestComponentOfferingCollection.yaml
@@ -44,7 +44,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/BuildingCollection.yaml b/source/paths/BuildingCollection.yaml
@@ -16,7 +16,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/BuildingInstance.yaml b/source/paths/BuildingInstance.yaml
@@ -18,7 +18,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             $ref: '../schemas/Building.yaml'
     '400':

diff --git a/source/paths/BuildingRoomCollection.yaml b/source/paths/BuildingRoomCollection.yaml
@@ -28,7 +28,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseCollection.yaml b/source/paths/CourseCollection.yaml
@@ -29,7 +29,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseCourseOfferingCollection.yaml b/source/paths/CourseCourseOfferingCollection.yaml
@@ -50,7 +50,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseInstance.yaml b/source/paths/CourseInstance.yaml
@@ -34,7 +34,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             $ref: '../schemas/CourseExpanded.yaml'
     '400':

diff --git a/source/paths/CourseLearningComponentCollection.yaml b/source/paths/CourseLearningComponentCollection.yaml
@@ -23,7 +23,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseLearningComponentOfferingCollection.yaml b/source/paths/CourseLearningComponentOfferingCollection.yaml
@@ -66,7 +66,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseOfferingAssociationInstance.yaml b/source/paths/CourseOfferingAssociationInstance.yaml
@@ -32,7 +32,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             $ref: '../schemas/CourseOfferingAssociation.yaml'          
     '400':
@@ -70,7 +70,7 @@ put:
   requestBody:
     required: true
     content:
-      application/json:
+      application/vnd.oeapi+json:
         schema:
           $ref: '../schemas/CourseOfferingAssociation.yaml'
   responses:
@@ -144,7 +144,7 @@ patch:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/AssociationId.yaml'

diff --git a/source/paths/CourseOfferingAssociationInstanceExternalMe.yaml b/source/paths/CourseOfferingAssociationInstanceExternalMe.yaml
@@ -19,7 +19,7 @@ post:
   requestBody:
     required: true
     content:
-      application/json:
+      application/vnd.oeapi+json:
         schema:
           required:
             - remoteState
@@ -33,7 +33,7 @@ post:
     '201':
       description: Created
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/AssociationId.yaml'

diff --git a/source/paths/CourseOfferingCourseOfferingAssociationCollection.yaml b/source/paths/CourseOfferingCourseOfferingAssociationCollection.yaml
@@ -39,7 +39,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseOfferingGroupCollection.yaml b/source/paths/CourseOfferingGroupCollection.yaml
@@ -28,7 +28,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseOfferingInstance.yaml b/source/paths/CourseOfferingInstance.yaml
@@ -32,7 +32,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             $ref: '../schemas/CourseOffering.yaml'
             title: courseOffering
@@ -72,7 +72,7 @@ put:
   requestBody:
     required: true
     content:
-      application/json:
+      application/vnd.oeapi+json:
         schema:
           $ref: '../schemas/CourseOffering.yaml'
 
@@ -121,7 +121,7 @@ patch:
   requestBody:
     required: true
     content:
-      application/json:
+      application/vnd.oeapi+json:
         schema:
           $ref: '../schemas/CourseOffering.yaml'
 

diff --git a/source/paths/CourseOfferingLearningComponentOfferingCollection.yaml b/source/paths/CourseOfferingLearningComponentOfferingCollection.yaml
@@ -43,7 +43,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseOfferingTestComponentOfferingCollection.yaml b/source/paths/CourseOfferingTestComponentOfferingCollection.yaml
@@ -43,7 +43,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseTestComponentCollection.yaml b/source/paths/CourseTestComponentCollection.yaml
@@ -23,7 +23,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/CourseTestComponentOfferingCollection.yaml b/source/paths/CourseTestComponentOfferingCollection.yaml
@@ -50,7 +50,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/GroupCollection.yaml b/source/paths/GroupCollection.yaml
@@ -22,7 +22,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/GroupInstance.yaml b/source/paths/GroupInstance.yaml
@@ -30,7 +30,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             $ref: '../schemas/Group.yaml'
     '400':
@@ -68,7 +68,7 @@ put:
   requestBody:
     required: true
     content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             $ref: '../schemas/Group.yaml'
             title: group

diff --git a/source/paths/GroupMemberships.yaml b/source/paths/GroupMemberships.yaml
@@ -21,7 +21,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/LearningComponentCollection.yaml b/source/paths/LearningComponentCollection.yaml
@@ -22,7 +22,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'

diff --git a/source/paths/LearningComponentInstance.yaml b/source/paths/LearningComponentInstance.yaml
@@ -31,7 +31,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             $ref: '../schemas/LearningComponent.yaml'
     '400':

diff --git a/source/paths/LearningComponentLearningComponentOfferingCollection.yaml b/source/paths/LearningComponentLearningComponentOfferingCollection.yaml
@@ -44,7 +44,7 @@ get:
     '200':
       description: OK
       content:
-        application/json:
+        application/vnd.oeapi+json:
           schema:
             allOf:
               - $ref: '../schemas/Pagination.yaml'