diff --git a/platform/build-scripts/downloader/src/org/jetbrains/intellij/build/dependencies/TeamCityHelper.kt b/platform/build-scripts/downloader/src/org/jetbrains/intellij/build/dependencies/TeamCityHelper.kt
index c124a78c1c5e..18bebb653213 100644
--- a/platform/build-scripts/downloader/src/org/jetbrains/intellij/build/dependencies/TeamCityHelper.kt
+++ b/platform/build-scripts/downloader/src/org/jetbrains/intellij/build/dependencies/TeamCityHelper.kt
@@ -8,7 +8,6 @@ import java.nio.file.Files
 import java.nio.file.Path
 import java.util.function.Supplier
 
-@Suppress("unused")
 @ApiStatus.Internal
 object TeamCityHelper {
   val isUnderTeamCity = System.getenv("TEAMCITY_VERSION") != null
diff --git a/platform/build-scripts/intellij.platform.buildScripts.iml b/platform/build-scripts/intellij.platform.buildScripts.iml
index 9be64125aa88..9e826307afbb 100644
--- a/platform/build-scripts/intellij.platform.buildScripts.iml
+++ b/platform/build-scripts/intellij.platform.buildScripts.iml
@@ -166,5 +166,48 @@
         <SOURCES />
       </library>
     </orderEntry>
+    <orderEntry type="module-library">
+      <library name="jetbrains.intellij.plugins.structure" type="repository">
+        <properties maven-id="org.jetbrains.intellij.plugins:structure-intellij:3.247">
+          <exclude>
+            <dependency maven-id="org.jetbrains.kotlin:kotlin-reflect" />
+            <dependency maven-id="org.jetbrains.kotlin:kotlin-stdlib-common" />
+            <dependency maven-id="org.jetbrains.kotlin:kotlin-stdlib-jdk7" />
+            <dependency maven-id="org.jetbrains.kotlin:kotlin-stdlib-jdk8" />
+            <dependency maven-id="org.jetbrains.kotlin:kotlin-stdlib" />
+            <dependency maven-id="org.jetbrains:annotations" />
+            <dependency maven-id="org.apache.commons:commons-compress" />
+            <dependency maven-id="org.slf4j:slf4j-api" />
+            <dependency maven-id="com.fasterxml.jackson.core:jackson-annotations" />
+            <dependency maven-id="com.fasterxml.jackson.core:jackson-core" />
+            <dependency maven-id="com.fasterxml.jackson.core:jackson-databind" />
+            <dependency maven-id="org.jsoup:jsoup" />
+            <dependency maven-id="org.tukaani:xz" />
+            <dependency maven-id="commons-io:commons-io" />
+            <dependency maven-id="org.jvnet.staxex:stax-ex" />
+            <dependency maven-id="org.glassfish.jaxb:txw2" />
+            <dependency maven-id="org.glassfish.jaxb:jaxb-runtime" />
+            <dependency maven-id="com.sun.xml.fastinfoset:FastInfoset" />
+            <dependency maven-id="com.sun.istack:istack-commons-runtime" />
+            <dependency maven-id="javax.xml.bind:jaxb-api" />
+          </exclude>
+        </properties>
+        <CLASSES>
+          <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/intellij/plugins/structure-intellij/3.247/structure-intellij-3.247.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/intellij/plugins/structure-base/3.247/structure-base-3.247.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/atteo/evo-inflector/1.3/evo-inflector-1.3.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/jdom/jdom2/2.0.6.1/jdom2-2.0.6.1.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/com/fasterxml/jackson/module/jackson-module-kotlin/2.14.1/jackson-module-kotlin-2.14.1.jar!/" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES />
+      </library>
+    </orderEntry>
+    <orderEntry type="library" name="jaxb-api" level="project" />
+    <orderEntry type="library" name="jaxb-runtime" level="project" />
+    <orderEntry type="library" name="tcServiceMessages" level="project" />
+    <orderEntry type="library" scope="RUNTIME" name="kotlin-reflect" level="project" />
+    <orderEntry type="library" scope="RUNTIME" name="javax.activation" level="project" />
+    <orderEntry type="library" scope="RUNTIME" name="jsoup" level="project" />
   </component>
 </module>
\ No newline at end of file
diff --git a/platform/build-scripts/src/org/jetbrains/intellij/build/ApplicationInfoPropertiesImpl.kt b/platform/build-scripts/src/org/jetbrains/intellij/build/ApplicationInfoPropertiesImpl.kt
index 83f0d585f445..7e5a7b17fcde 100644
--- a/platform/build-scripts/src/org/jetbrains/intellij/build/ApplicationInfoPropertiesImpl.kt
+++ b/platform/build-scripts/src/org/jetbrains/intellij/build/ApplicationInfoPropertiesImpl.kt
@@ -4,6 +4,7 @@ package org.jetbrains.intellij.build
 import com.intellij.util.xml.dom.readXmlAsModel
 import org.jetbrains.annotations.VisibleForTesting
 import org.jetbrains.intellij.build.impl.BuildUtils
+import org.jetbrains.intellij.build.impl.logging.reportBuildProblem
 import org.jetbrains.intellij.build.impl.readSnapshotBuildNumber
 import org.jetbrains.jps.model.JpsProject
 import java.nio.file.Files
@@ -94,15 +95,11 @@ class ApplicationInfoPropertiesImpl: ApplicationInfoProperties {
           val expirationDate = buildDate.plus(30, ChronoUnit.DAYS)
           val now = Instant.ofEpochMilli(System.currentTimeMillis())
           if (expirationDate < now) {
-            val msg = "Supplied build date is $buildDate, " +
-                      "so expiration date is in the past, " +
-                      "distribution won't be able to start"
-            if (buildOptions.isInDevelopmentMode) {
-              error(msg)
-            }
-            else {
-              println("##teamcity[buildProblem description='$msg']")
-            }
+            reportBuildProblem(
+              "Supplied build date is $buildDate, " +
+              "so expiration date is in the past, " +
+              "distribution won't be able to start"
+            )
           }
         }
         majorReleaseDate == null || majorReleaseDate.startsWith("__") -> {
diff --git a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/DistributionJARsBuilder.kt b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/DistributionJARsBuilder.kt
index 8af406a2e6f9..6ed1a9eacf26 100644
--- a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/DistributionJARsBuilder.kt
+++ b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/DistributionJARsBuilder.kt
@@ -12,6 +12,10 @@ import com.intellij.util.containers.MultiMap
 import com.intellij.util.io.Compressor
 import com.jetbrains.plugin.blockmap.core.BlockMap
 import com.jetbrains.plugin.blockmap.core.FileHash
+import com.jetbrains.plugin.structure.base.plugin.PluginCreationFail
+import com.jetbrains.plugin.structure.base.plugin.PluginCreationSuccess
+import com.jetbrains.plugin.structure.base.plugin.PluginProblem
+import com.jetbrains.plugin.structure.intellij.plugin.IdePluginManager
 import io.opentelemetry.api.common.AttributeKey
 import io.opentelemetry.api.common.Attributes
 import io.opentelemetry.api.trace.Span
@@ -25,6 +29,7 @@ import org.jetbrains.intellij.build.*
 import org.jetbrains.intellij.build.TraceManager.spanBuilder
 import org.jetbrains.intellij.build.dependencies.BuildDependenciesCommunityRoot
 import org.jetbrains.intellij.build.fus.createStatisticsRecorderBundledMetadataProviderTask
+import org.jetbrains.intellij.build.impl.logging.reportBuildProblem
 import org.jetbrains.intellij.build.impl.projectStructureMapping.*
 import org.jetbrains.intellij.build.io.*
 import org.jetbrains.intellij.build.tasks.ZipSource
@@ -50,6 +55,8 @@ import java.util.*
 import java.util.concurrent.ConcurrentLinkedQueue
 import java.util.function.Predicate
 import java.util.stream.Collectors
+import kotlin.io.path.exists
+import kotlin.io.path.name
 
 /**
  * Assembles output of modules to platform JARs (in [BuildPaths.distAllDir]/lib directory),
@@ -161,6 +168,50 @@ class DistributionJARsBuilder {
     }
   }
 
+  private fun validatePlugin(path: Path, context: BuildContext) {
+    spanBuilder("plugin validation").setAttribute("path", "$path").useWithScope {
+      if (!path.exists()) {
+        it.addEvent("path doesn't exist, skipped")
+        return@useWithScope
+      }
+      var id: String? = null
+      val problems = when (val result = IdePluginManager.createManager().createPlugin(path)) {
+        is PluginCreationSuccess -> {
+          id = result.plugin.pluginId
+          result.unacceptableWarnings
+        }
+        is PluginCreationFail -> {
+          result.errorsAndWarnings
+        }
+      }
+      if (problems.isNotEmpty()) {
+        val msg = problems.joinToString(
+          prefix = "${id ?: path}: ",
+          separator = ". ",
+          transform = PluginProblem::message
+        )
+        when (id) {
+          // https://youtrack.jetbrains.com/issue/IDEA-308174
+          "androidx.compose.plugins.idea",
+            // https://youtrack.jetbrains.com/issue/IDEA-312410
+          "com.intellij.tasks",
+            // https://youtrack.jetbrains.com/issue/IDEA-312409
+          "org.jetbrains.plugins.sass",
+            // https://youtrack.jetbrains.com/issue/IDEA-312408
+          "org.toml.lang",
+            // https://youtrack.jetbrains.com/issue/IDEA-312407
+          "com.intellij.plugins.webcomponents",
+            // https://youtrack.jetbrains.com/issue/IDEA-312406
+          "cucumber-javascript",
+            // https://youtrack.jetbrains.com/issue/IDEA-312405
+          "com.jetbrains.plugins.yeoman"
+          -> context.messages.warning(msg)
+          else -> reportBuildProblem(msg, identity = "${id ?: path}")
+        }
+      }
+    }
+  }
+
   // filter out jars with relative paths in name
   val productModules: List<String>
     get() {
@@ -361,7 +412,7 @@ class DistributionJARsBuilder {
         }
 
         // buildPlugins pluginBuilt listener is called concurrently
-        val pluginsToIncludeInCustomRepository = ConcurrentLinkedQueue<PluginRepositorySpec>()
+        val pluginSpecs = ConcurrentLinkedQueue<PluginRepositorySpec>()
         val autoPublishPluginChecker = loadPluginAutoPublishList(context)
         val prepareCustomPluginRepository = context.productProperties.productLayout.prepareCustomPluginRepositoryForPublishedPlugins &&
                                             !context.isStepSkipped(BuildOptions.ARCHIVE_PLUGINS)
@@ -383,10 +434,8 @@ class DistributionJARsBuilder {
             defaultPluginVersion
           }
           val destFile = targetDirectory.resolve("${plugin.directoryName}-$pluginVersion.zip")
-          if (prepareCustomPluginRepository) {
-            val pluginXml = moduleOutputPatcher.getPatchedPluginXml(plugin.mainModule)
-            pluginsToIncludeInCustomRepository.add(PluginRepositorySpec(destFile, pluginXml))
-          }
+          val pluginXml = moduleOutputPatcher.getPatchedPluginXml(plugin.mainModule)
+          pluginSpecs.add(PluginRepositorySpec(destFile, pluginXml))
           dirToJar.add(NonBundledPlugin(pluginDirOrFile, destFile, !plugin.enableSymlinksAndExecutableResources))
         }
 
@@ -399,21 +448,24 @@ class DistributionJARsBuilder {
                                      targetDir = autoUploadingDir,
                                      moduleOutputPatcher = moduleOutputPatcher,
                                      context = context)
-          if (prepareCustomPluginRepository) {
-            pluginsToIncludeInCustomRepository.add(spec)
-          }
+          pluginSpecs.add(spec)
         }
 
+        for (item in buildKeymapPluginsTask.await()) {
+          pluginSpecs.add(PluginRepositorySpec(pluginZip = item.first, pluginXml = item.second))
+        }
         if (prepareCustomPluginRepository) {
-          for (item in buildKeymapPluginsTask.await()) {
-            pluginsToIncludeInCustomRepository.add(PluginRepositorySpec(pluginZip = item.first, pluginXml = item.second))
-          }
-
-          val list = pluginsToIncludeInCustomRepository.sortedBy { it.pluginZip }
+          val list = pluginSpecs.sortedBy { it.pluginZip }
           generatePluginRepositoryMetaFile(list, nonBundledPluginsArtifacts, context)
           generatePluginRepositoryMetaFile(list.filter { it.pluginZip.startsWith(autoUploadingDir) }, autoUploadingDir, context)
         }
-
+        pluginSpecs.forEach {
+          if (it.pluginZip.startsWith(autoUploadingDir)) {
+            launch {
+              validatePlugin(it.pluginZip, context)
+            }
+          }
+        }
         mappings
       }
     }
diff --git a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/OsSpecificDistributionBuilder.kt b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/OsSpecificDistributionBuilder.kt
index 22e2b7b6402a..9225431d3fd1 100644
--- a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/OsSpecificDistributionBuilder.kt
+++ b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/OsSpecificDistributionBuilder.kt
@@ -13,6 +13,8 @@ import org.jetbrains.intellij.build.BuildContext
 import org.jetbrains.intellij.build.JvmArchitecture
 import org.jetbrains.intellij.build.OsFamily
 import org.jetbrains.intellij.build.TraceManager
+import org.jetbrains.intellij.build.dependencies.TeamCityHelper
+import org.jetbrains.intellij.build.impl.logging.reportBuildProblem
 import java.io.BufferedInputStream
 import java.nio.file.FileSystems
 import java.nio.file.Files
@@ -66,10 +68,13 @@ interface OsSpecificDistributionBuilder {
         .toSet()
       if (unmatchedPatterns.isNotEmpty()) {
         context.messages.warning(matchedFiles.joinToString(prefix = "Matched files ${distribution.name}:\n", separator = "\n"))
-        val msg = unmatchedPatterns.joinToString(prefix = "Unmatched executable permissions patterns in ${distribution.name}: ") {
-          patterns.getValue(it)
+        if (TeamCityHelper.isUnderTeamCity) {
+          reportBuildProblem(
+            unmatchedPatterns.joinToString(prefix = "Unmatched executable permissions patterns in ${distribution.name}: ") {
+              patterns.getValue(it)
+            }
+          )
         }
-        println("##teamcity[buildProblem description='$msg']")
       }
     }
   }
diff --git a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/TestingTasksImpl.kt b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/TestingTasksImpl.kt
index 81fe077374b8..519438a100b6 100644
--- a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/TestingTasksImpl.kt
+++ b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/TestingTasksImpl.kt
@@ -21,6 +21,7 @@ import org.jetbrains.intellij.build.*
 import org.jetbrains.intellij.build.CompilationTasks.Companion.create
 import org.jetbrains.intellij.build.TraceManager.spanBuilder
 import org.jetbrains.intellij.build.causal.CausalProfilingOptions
+import org.jetbrains.intellij.build.impl.logging.reportBuildProblem
 import org.jetbrains.intellij.build.io.runProcess
 import org.jetbrains.jps.builders.java.JavaModuleBuildTargetType
 import org.jetbrains.jps.incremental.ModuleBuildTarget
@@ -59,8 +60,8 @@ internal class TestingTasksImpl(private val context: CompilationContext, private
       }
     }
     catch (e: Exception) {
-      val description = e.message?.lineSequence()?.first()?.replace("'", "\"")
-      println("##teamcity[buildProblem identity='${name.replace(" ", "_")}' description='$description']")
+      val description = e.message?.lineSequence()?.firstOrNull() ?: ""
+      reportBuildProblem(description, identity = name)
       emptyList()
     }
   }
diff --git a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/logging/BuildMessagesImpl.kt b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/logging/BuildMessagesImpl.kt
index 81e18b215045..66c6340d797b 100644
--- a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/logging/BuildMessagesImpl.kt
+++ b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/logging/BuildMessagesImpl.kt
@@ -4,8 +4,11 @@ package org.jetbrains.intellij.build.impl.logging
 import com.intellij.diagnostic.telemetry.useWithScope
 import com.intellij.openapi.util.ThrowableComputable
 import com.intellij.util.containers.Stack
+import jetbrains.buildServer.messages.serviceMessages.ServiceMessage
+import org.jetbrains.annotations.ApiStatus.Internal
 import org.jetbrains.intellij.build.*
 import org.jetbrains.intellij.build.TraceManager.spanBuilder
+import org.jetbrains.intellij.build.dependencies.TeamCityHelper.isUnderTeamCity
 import java.io.BufferedWriter
 import java.io.PrintWriter
 import java.io.StringWriter
@@ -15,6 +18,7 @@ import java.nio.file.StandardCopyOption
 import java.nio.file.StandardOpenOption
 import java.util.*
 import java.util.function.Consumer
+import jetbrains.buildServer.messages.serviceMessages.ServiceMessageTypes.BUILD_PORBLEM as BUILD_PROBLEM
 
 class BuildMessagesImpl private constructor(private val logger: BuildMessageLogger,
                                             private val debugLogger: DebugLogger) : BuildMessages {
@@ -22,8 +26,7 @@ class BuildMessagesImpl private constructor(private val logger: BuildMessageLogg
 
   companion object {
     fun create(): BuildMessagesImpl {
-      val underTeamCity = System.getenv("TEAMCITY_VERSION") != null
-      val mainLoggerFactory = if (underTeamCity) TeamCityBuildMessageLogger.FACTORY else ConsoleBuildMessageLogger.FACTORY
+      val mainLoggerFactory = if (isUnderTeamCity) TeamCityBuildMessageLogger.FACTORY else ConsoleBuildMessageLogger.FACTORY
       val debugLogger = DebugLogger()
       return BuildMessagesImpl(logger = CompositeBuildMessageLogger(listOf(mainLoggerFactory(), debugLogger.createLogger())),
                                debugLogger = debugLogger)
@@ -206,3 +209,18 @@ private class PrintWriterBuildMessageLogger(
     disposer.accept(this)
   }
 }
+
+@Internal
+fun reportBuildProblem(description: String, identity: String? = null) {
+  if (isUnderTeamCity) {
+    val attributes = mutableMapOf("description" to description)
+    if (identity != null) {
+      attributes["identity"] = identity
+    }
+    println(ServiceMessage.asString(BUILD_PROBLEM, attributes))
+  }
+  else {
+    error("$identity: $description")
+  }
+}
+
diff --git a/plugins/github/resources/META-INF/plugin.xml b/plugins/github/resources/META-INF/plugin.xml
index 7bcb19781c13..727ba149b919 100644
--- a/plugins/github/resources/META-INF/plugin.xml
+++ b/plugins/github/resources/META-INF/plugin.xml
@@ -5,7 +5,7 @@
   <category>Version Controls</category>
   <description>
     <![CDATA[
-      Provides integration with <a href="http://github.com/">GitHub</a>.
+      Provides integration with <a href="https://github.com/">GitHub</a>.
         <ul>
         <li>Specify your GitHub account to access all of your repositories from the IDE.</li>
         <li>Clone repositories, create and review pull requests, create gists, and much more.</li>
diff --git a/plugins/hg4idea/src/META-INF/plugin.xml b/plugins/hg4idea/src/META-INF/plugin.xml
index f2a7c3c8a4e3..cc081f7af591 100644
--- a/plugins/hg4idea/src/META-INF/plugin.xml
+++ b/plugins/hg4idea/src/META-INF/plugin.xml
@@ -3,7 +3,7 @@
   <name>Mercurial</name>
   <description>
     <![CDATA[
-      Allows working with <a href="http://www.mercurial-scm.org/">Mercurial version control system</a>.
+      Allows working with <a href="https://www.mercurial-scm.org/">Mercurial version control system</a>.
       The following features are available:
         <ul>
         <li>Dedicated page under the Version Control node in the Settings/Preferences dialog.</li>
diff --git a/python/pluginCore/resources/META-INF/plugin.xml b/python/pluginCore/resources/META-INF/plugin.xml
index 835179b84770..981d5f301f13 100644
--- a/python/pluginCore/resources/META-INF/plugin.xml
+++ b/python/pluginCore/resources/META-INF/plugin.xml
@@ -9,8 +9,8 @@
 The Python plug-in provides smart editing for Python scripts. The feature set of the plugin
  corresponds to PyCharm IDE Community Edition.
 <br>
-<a href="http://blog.jetbrains.com/pycharm">PyCharm blog</a><br>
-<a href="http://forum.jetbrains.com/forum/PyCharm">Discussion forum</a><br>
+<a href="https://blog.jetbrains.com/pycharm">PyCharm blog</a><br>
+<a href="https://forum.jetbrains.com/forum/PyCharm">Discussion forum</a><br>
 <a href="https://youtrack.jetbrains.com/issues/PY">Issue tracker</a><br>
 ]]></description>