diff --git a/autotests/epubextractortest.cpp b/autotests/epubextractortest.cpp
--- a/autotests/epubextractortest.cpp
+++ b/autotests/epubextractortest.cpp
@@ -36,10 +36,10 @@
 
 void EPubExtractorTest::test()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new EPubExtractor(this));
+    EPubExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath("test.epub"), "application/epub+zip");
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 1);
     QCOMPARE(result.types().constFirst(), Type::Document);
@@ -61,10 +61,10 @@
 
 void EPubExtractorTest::testMetaDataOnly()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new EPubExtractor(this));
+    EPubExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath("test.epub"), "application/epub+zip", ExtractionResult::ExtractMetaData);
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QVERIFY(!result.types().isEmpty());
     QVERIFY(!result.properties().isEmpty());
diff --git a/autotests/exiv2extractortest.cpp b/autotests/exiv2extractortest.cpp
--- a/autotests/exiv2extractortest.cpp
+++ b/autotests/exiv2extractortest.cpp
@@ -36,10 +36,10 @@
 
 void Exiv2ExtractorTest::test()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new Exiv2Extractor(this));
+    Exiv2Extractor plugin{this};
 
     SimpleExtractionResult result(testFilePath("test.jpg"), "image/jpeg");
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 1);
     QCOMPARE(result.types().constFirst(), Type::Image);
diff --git a/autotests/externalextractortest.cpp b/autotests/externalextractortest.cpp
--- a/autotests/externalextractortest.cpp
+++ b/autotests/externalextractortest.cpp
@@ -42,12 +42,10 @@
     file.open();
     file.write("Hello");
     file.close();
-    QScopedPointer<ExtractorPlugin> plugin(new ExternalExtractor(
-                    testFilePath("testexternalextractor")
-    ));
+    ExternalExtractor plugin{testFilePath("testexternalextractor")};
 
     SimpleExtractionResult result(file.fileName(), "application/text");
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.text(), QStringLiteral("Hello "));
 }
diff --git a/autotests/externalwritertest.cpp b/autotests/externalwritertest.cpp
--- a/autotests/externalwritertest.cpp
+++ b/autotests/externalwritertest.cpp
@@ -39,13 +39,10 @@
 void ExternalWriterTest::test()
 {
     QTemporaryFile file;
-    QScopedPointer<WriterPlugin> plugin(
-                new ExternalWriter(testFilePath("testexternalwriter")
-    ));
-
+    ExternalWriter plugin{testFilePath("testexternalwriter")};
     file.open();
     WriteData data(file.fileName(), "application/text");
-    plugin->write(data);
+    plugin.write(data);
 
     QCOMPARE(QString(file.readAll()), QStringLiteral("{}"));
 }
diff --git a/autotests/indexerextractortests.cpp b/autotests/indexerextractortests.cpp
--- a/autotests/indexerextractortests.cpp
+++ b/autotests/indexerextractortests.cpp
@@ -64,10 +64,10 @@
 
 void IndexerExtractorTests::testPlainTextExtractor()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new PlainTextExtractor(this));
+    PlainTextExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("plain_text_file.txt")), QStringLiteral("text/plain"));
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QString content;
     QTextStream(&content) << "This is a text file\n"
@@ -87,10 +87,10 @@
 
 void IndexerExtractorTests::testPlainTextExtractorNoPlainText()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new PlainTextExtractor(this));
+    PlainTextExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("plain_text_file.txt")), QStringLiteral("text/plain"), ExtractionResult::ExtractMetaData);
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QString content;
     QTextStream(&content) << "This is a text file\n"
diff --git a/autotests/mobiextractortest.cpp b/autotests/mobiextractortest.cpp
--- a/autotests/mobiextractortest.cpp
+++ b/autotests/mobiextractortest.cpp
@@ -36,10 +36,10 @@
 
 void MobiExtractorTest::test()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new EPubExtractor(this, QVariantList()));
+    EPubExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath("test.mobi"), "application/epub+zip");
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 1);
     QCOMPARE(result.types().first(), Type::Document);
diff --git a/autotests/odfextractortest.cpp b/autotests/odfextractortest.cpp
--- a/autotests/odfextractortest.cpp
+++ b/autotests/odfextractortest.cpp
@@ -38,10 +38,10 @@
 
 void OdfExtractorTest::testText()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new OdfExtractor());
+    OdfExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("test.odt")), QStringLiteral("application/vnd.oasis.opendocument.text"));
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 1);
     QCOMPARE(result.types().at(0), Type::Document);
@@ -63,22 +63,22 @@
 
 void OdfExtractorTest::testTextMetaDataOnly()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new OdfExtractor());
+    OdfExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("test.odt")), QStringLiteral("application/vnd.oasis.opendocument.text"), ExtractionResult::ExtractMetaData);
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 1);
     QCOMPARE(result.properties().size(), 8);
     QVERIFY(result.text().isEmpty());
 }
 
 void OdfExtractorTest::testPresentation()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new OdfExtractor());
+    OdfExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("test.odp")), QStringLiteral("application/vnd.oasis.opendocument.presentation"));
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 2);
     QCOMPARE(result.types().at(0), Type::Document);
@@ -93,18 +93,18 @@
 
 void OdfExtractorTest::testTextMissingMetaNoCrash()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new OdfExtractor());
+    OdfExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("test_missing_meta.odt")), QStringLiteral("application/vnd.oasis.opendocument.text"));
-    plugin->extract(&result);
+    plugin.extract(&result);
 }
 
 void OdfExtractorTest::testTextMissingContentNoCrash()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new OdfExtractor());
+    OdfExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("test_missing_content.odt")), QStringLiteral("application/vnd.oasis.opendocument.text"));
-    plugin->extract(&result);
+    plugin.extract(&result);
 }
 
 QTEST_GUILESS_MAIN(OdfExtractorTest)
diff --git a/autotests/office2007extractortest.cpp b/autotests/office2007extractortest.cpp
--- a/autotests/office2007extractortest.cpp
+++ b/autotests/office2007extractortest.cpp
@@ -36,10 +36,10 @@
 
 void Office2007ExtractorTest::test()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new Office2007Extractor(this));
+    Office2007Extractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("test_libreoffice.docx")), QStringLiteral("application/vnd.openxmlformats-officedocument.wordprocessingml.document"));
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 1);
     QCOMPARE(result.types().at(0), Type::Document);
@@ -61,13 +61,13 @@
 
 void Office2007ExtractorTest::testMetaDataOnly()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new Office2007Extractor(this));
+    Office2007Extractor plugin{this};
 
     SimpleExtractionResult result(testFilePath(QStringLiteral("test_libreoffice.docx")),
                         QStringLiteral("application/vnd.openxmlformats-officedocument.wordprocessingml.document"),
                         ExtractionResult::ExtractMetaData);
 
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QVERIFY(!result.types().isEmpty());
     QVERIFY(!result.properties().isEmpty());
diff --git a/autotests/popplerextractortest.cpp b/autotests/popplerextractortest.cpp
--- a/autotests/popplerextractortest.cpp
+++ b/autotests/popplerextractortest.cpp
@@ -36,10 +36,10 @@
 
 void PopplerExtractorTest::test()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new PopplerExtractor(this));
+    PopplerExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath("test.pdf"), "application/pdf");
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 1);
     QCOMPARE(result.types().constFirst(), Type::Document);
@@ -59,10 +59,10 @@
 
 void PopplerExtractorTest::testMetaDataOnly()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new PopplerExtractor(this));
+    PopplerExtractor plugin{this};
 
     SimpleExtractionResult result(testFilePath("test.pdf"), "application/pdf", ExtractionResult::ExtractMetaData);
-    plugin->extract(&result);
+    plugin.extract(&result);
 
     QCOMPARE(result.types().size(), 1);
     QVERIFY(result.text().isEmpty());
diff --git a/autotests/taglibextractortest.cpp b/autotests/taglibextractortest.cpp
--- a/autotests/taglibextractortest.cpp
+++ b/autotests/taglibextractortest.cpp
@@ -50,10 +50,10 @@
 
 void TagLibExtractorTest::test()
 {
-    QScopedPointer<ExtractorPlugin> plugin(new TagLibExtractor(this));
+    TagLibExtractor plugin{this};
 
     SimpleExtractionResult resultOpus(testFilePath("test.opus"), "audio/opus");
-    plugin->extract(&resultOpus);
+    plugin.extract(&resultOpus);
 
     QCOMPARE(resultOpus.types().size(), 1);
     QCOMPARE(resultOpus.types().constFirst(), Type::Audio);
@@ -85,7 +85,7 @@
     QCOMPARE(resultOpus.properties().value(Property::DiscNumber).toInt(), 1);
 
     SimpleExtractionResult resultFlac(testFilePath("test.flac"), "audio/flac");
-    plugin->extract(&resultFlac);
+    plugin.extract(&resultFlac);
 
     QCOMPARE(resultFlac.types().size(), 1);
     QCOMPARE(resultFlac.types().constFirst(), Type::Audio);
@@ -117,7 +117,7 @@
     QCOMPARE(resultFlac.properties().value(Property::DiscNumber).toInt(), 1);
 
     SimpleExtractionResult resultOgg(testFilePath("test.ogg"), "audio/ogg");
-    plugin->extract(&resultOgg);
+    plugin.extract(&resultOgg);
 
     QCOMPARE(resultOgg.types().size(), 1);
     QCOMPARE(resultOgg.types().constFirst(), Type::Audio);
@@ -149,7 +149,7 @@
     QCOMPARE(resultOgg.properties().value(Property::DiscNumber).toInt(), 1);
 
     SimpleExtractionResult resultMp3(testFilePath("test.mp3"), "audio/mpeg");
-    plugin->extract(&resultMp3);
+    plugin.extract(&resultMp3);
 
     QCOMPARE(resultMp3.types().size(), 1);
     QCOMPARE(resultMp3.types().constFirst(), Type::Audio);
@@ -172,7 +172,7 @@
     QCOMPARE(resultMp3.properties().value(Property::DiscNumber).toInt(), 1);
 
     SimpleExtractionResult resultMpc(testFilePath("test.mpc"), "audio/x-musepack");
-    plugin->extract(&resultMpc);
+    plugin.extract(&resultMpc);
 
     QCOMPARE(resultMpc.types().size(), 1);
     QCOMPARE(resultMpc.types().constFirst(), Type::Audio);
@@ -202,7 +202,7 @@
     QCOMPARE(resultMpc.properties().value(Property::DiscNumber).isValid(), false);
 
     SimpleExtractionResult resultMp4(testFilePath("test.m4a"), "audio/mp4");
-    plugin->extract(&resultMp4);
+    plugin.extract(&resultMp4);
 
     QCOMPARE(resultMp4.types().size(), 1);
     QCOMPARE(resultMp4.types().constFirst(), Type::Audio);
diff --git a/autotests/taglibwritertest.cpp b/autotests/taglibwritertest.cpp
--- a/autotests/taglibwritertest.cpp
+++ b/autotests/taglibwritertest.cpp
@@ -34,12 +34,12 @@
 
 void TagLibWriterTest::test()
 {
-    QScopedPointer<WriterPlugin> writerPlugin(new TagLibWriter(this));
+    TagLibWriter writerPlugin{this};
 
     WriteData data(testFilePath(TEST_FILENAME), "audio/opus");
     data.add(Property::Title, "Title1");
     data.add(Property::Artist, "Artist1");
-    writerPlugin->write(data);
+    writerPlugin.write(data);
 
     TagLib::FileRef file(testFilePath(TEST_FILENAME).toUtf8().constData(), true);
     TagLib::Tag* tags = file.tag();