diff --git a/eclipse.platform.releng.prereqs.sdk/eclipse-sdk-prereqs.target b/eclipse.platform.releng.prereqs.sdk/eclipse-sdk-prereqs.target
index 25b448afdf0..6421c6d34fc 100644
--- a/eclipse.platform.releng.prereqs.sdk/eclipse-sdk-prereqs.target
+++ b/eclipse.platform.releng.prereqs.sdk/eclipse-sdk-prereqs.target
@@ -39,29 +39,20 @@
     <location includeAllPlatforms="true" includeConfigurePhase="false" includeMode="slicer" includeSource="true" type="InstallableUnit">
        <!-- Check version in "<EMF>/features" directory -->
       <unit id="org.eclipse.emf.common.feature.group" version="2.35.0.v20250401-0947"/>
-      <unit id="org.eclipse.emf.common.source.feature.group" version="2.35.0.v20250401-0947"/>
       <unit id="org.eclipse.emf.ecore.feature.group" version="2.40.0.v20250414-1351"/>
-      <unit id="org.eclipse.emf.ecore.source.feature.group" version="2.40.0.v20250414-1351"/>
        <!-- For org.eclipse.ui.tools, and PDE's spy dependencies as of Eclipse 4.22 -->
        <!-- Check version in "<EMF>/features" directory -->
       <unit id="org.eclipse.emf.edit.feature.group" version="2.24.0.v20250330-0741"/>
-      <unit id="org.eclipse.emf.edit.source.feature.group" version="2.24.0.v20250330-0741"/>
       <unit id="org.eclipse.emf.databinding.feature.group" version="1.12.0.v20240604-0832"/>
-      <unit id="org.eclipse.emf.databinding.source.feature.group" version="1.12.0.v20240604-0832"/>
       <unit id="org.eclipse.emf.databinding.edit.feature.group" version="1.12.0.v20240604-0832"/>
-      <unit id="org.eclipse.emf.databinding.edit.source.feature.group" version="1.12.0.v20240604-0832"/>
       <repository location="https://download.eclipse.org/modeling/emf/emf/builds/release/2.42.0"/>
     </location>
 
     <location includeAllPlatforms="true" includeConfigurePhase="false" includeMode="slicer" includeSource="true" type="InstallableUnit">
       <unit id="org.eclipse.ecf.core.feature.feature.group" version="1.7.0.v20250304-2338"/>
-      <unit id="org.eclipse.ecf.core.feature.source.feature.group" version="1.7.0.v20250304-2338"/>
       <unit id="org.eclipse.ecf.filetransfer.feature.feature.group" version="3.15.0.v20250115-0406"/>
-      <unit id="org.eclipse.ecf.filetransfer.feature.source.feature.group" version="3.15.0.v20250115-0406"/>
       <unit id="org.eclipse.ecf.filetransfer.httpclientjava.feature.feature.group" version="2.1.0.v20250108-1923"/>
-      <unit id="org.eclipse.ecf.filetransfer.httpclientjava.feature.source.feature.group" version="2.1.0.v20250108-1923"/>
       <unit id="org.eclipse.ecf.filetransfer.httpclient5.feature.feature.group" version="1.2.0.v20250522-2300"/>
-      <unit id="org.eclipse.ecf.filetransfer.httpclient5.feature.source.feature.group" version="1.2.0.v20250522-2300"/>
       <repository location="https://download.eclipse.org/rt/ecf/3.16.2/site.p2/3.16.2.v20250528-1917"/>
     </location>
 
diff --git a/eclipse.platform.releng.tychoeclipsebuilder/eclipse.platform.repository/category.xml b/eclipse.platform.releng.tychoeclipsebuilder/eclipse.platform.repository/category.xml
index f4019f1215c..6fe6a1f8917 100644
--- a/eclipse.platform.releng.tychoeclipsebuilder/eclipse.platform.repository/category.xml
+++ b/eclipse.platform.releng.tychoeclipsebuilder/eclipse.platform.repository/category.xml
@@ -3,40 +3,24 @@
    <feature id="org.eclipse.sdk.tests" version="0.0.0"/>
    <feature id="org.eclipse.equinox.p2.sdk" version="0.0.0"/>
    <feature id="org.eclipse.equinox.p2.discovery.feature" version="0.0.0"/>
-   <feature id="org.eclipse.equinox.p2.discovery.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.core.runtime.feature" version="0.0.0"/>
    <feature id="org.eclipse.equinox.sdk" version="0.0.0"/>
-   <feature id="org.eclipse.sdk.examples.source" version="0.0.0"/>
    <feature id="org.eclipse.swt.tools.feature" version="0.0.0"/>
-   <feature id="org.eclipse.swt.tools.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.equinox.executable" version="0.0.0"/>
    <feature id="org.eclipse.sdk" version="0.0.0"/>
-   <feature id="org.eclipse.e4.core.tools.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.e4.tools.persistence.feature" version="0.0.0"/>
    <feature id="org.eclipse.pde.unittest.junit" version="0.0.0"/>
-   <feature id="org.eclipse.pde.unittest.junit.source" version="0.0.0"/>
    <feature id="org.eclipse.tips.feature" version="0.0.0"/>
-   <feature id="org.eclipse.tips.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.jdt.ui.unittest.junit.feature" version="0.0.0"/>
-   <feature id="org.eclipse.jdt.ui.unittest.junit.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.emf.common" version="0.0.0"/>
    <feature id="org.eclipse.emf.ecore" version="0.0.0"/>
    <feature id="org.eclipse.emf.edit" version="0.0.0"/>
    <feature id="org.eclipse.emf.databinding" version="0.0.0"/>
    <feature id="org.eclipse.emf.databinding.edit" version="0.0.0"/>
-   <feature id="org.eclipse.emf.common.source" version="0.0.0"/>
-   <feature id="org.eclipse.emf.ecore.source" version="0.0.0"/>
-   <feature id="org.eclipse.emf.edit.source" version="0.0.0"/>
-   <feature id="org.eclipse.emf.databinding.source" version="0.0.0"/>
-   <feature id="org.eclipse.emf.databinding.edit.source" version="0.0.0"/>
    <feature id="org.eclipse.ecf.core.feature" version="0.0.0"/>
-   <feature id="org.eclipse.ecf.core.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.ecf.filetransfer.feature" version="0.0.0"/>
-   <feature id="org.eclipse.ecf.filetransfer.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.ecf.filetransfer.httpclientjava.feature" version="0.0.0"/>
-   <feature id="org.eclipse.ecf.filetransfer.httpclientjava.feature.source" version="0.0.0"/>
    <feature id="org.eclipse.ecf.filetransfer.httpclient5.feature" version="0.0.0"/>
-   <feature id="org.eclipse.ecf.filetransfer.httpclient5.feature.source" version="0.0.0"/>
    <bundle id="jakarta.annotation-api" version="1.3.5"/>
    <bundle id="jakarta.inject.jakarta.inject-api" version="1.0.5"/>
    <bundle id="org.eclipse.equinox.slf4j"/>