diff --git a/buildSrc/build.gradle.kts b/buildSrc/build.gradle.kts
index 9b6bf96a2..419e112cf 100644
--- a/buildSrc/build.gradle.kts
+++ b/buildSrc/build.gradle.kts
@@ -4,6 +4,8 @@ plugins {
 
 dependencies {
 	implementation("org.jetbrains.kotlin:kotlin-gradle-plugin:2.0.10")
+
+	implementation("org.openrewrite:plugin:6.19.1")
 }
 
 repositories {
diff --git a/buildSrc/src/main/kotlin/jadx-java.gradle.kts b/buildSrc/src/main/kotlin/jadx-java.gradle.kts
index 61b34a192..c2c4e49e7 100644
--- a/buildSrc/src/main/kotlin/jadx-java.gradle.kts
+++ b/buildSrc/src/main/kotlin/jadx-java.gradle.kts
@@ -3,6 +3,8 @@ import org.gradle.api.tasks.testing.logging.TestExceptionFormat
 plugins {
 	java
 	checkstyle
+
+	id("jadx-rewrite")
 }
 
 val jadxVersion: String by rootProject.extra
@@ -11,7 +13,7 @@ group = "io.github.skylot"
 version = jadxVersion
 
 dependencies {
-	implementation("org.slf4j:slf4j-api:2.0.14")
+	implementation("org.slf4j:slf4j-api:2.0.16")
 	compileOnly("org.jetbrains:annotations:24.1.0")
 
 	testImplementation("ch.qos.logback:logback-classic:1.5.6")
diff --git a/buildSrc/src/main/kotlin/jadx-rewrite.gradle.kts b/buildSrc/src/main/kotlin/jadx-rewrite.gradle.kts
new file mode 100644
index 000000000..1fa5c1e91
--- /dev/null
+++ b/buildSrc/src/main/kotlin/jadx-rewrite.gradle.kts
@@ -0,0 +1,37 @@
+import org.gradle.api.tasks.testing.logging.TestExceptionFormat
+
+plugins {
+	id("org.openrewrite.rewrite")
+}
+
+repositories {
+	mavenCentral()
+}
+
+dependencies {
+	rewrite("org.openrewrite.recipe:rewrite-testing-frameworks:2.15.0")
+	rewrite("org.openrewrite.recipe:rewrite-logging-frameworks:2.12.0")
+	rewrite("org.openrewrite.recipe:rewrite-migrate-java:2.21.0")
+	rewrite("org.openrewrite.recipe:rewrite-static-analysis:1.13.0")
+}
+
+tasks {
+	rewrite {
+		// exclusion("src/test/java/jadx/tests/integration")
+
+		// activeRecipe("org.openrewrite.java.migrate.Java8toJava11")
+
+		// checkstyle auto fix
+		// activeRecipe("org.openrewrite.staticanalysis.CodeCleanup")
+		// setCheckstyleConfigFile(file("$rootDir/config/checkstyle/checkstyle.xml"))
+
+		// logging
+		// activeRecipe("org.openrewrite.java.logging.slf4j.Slf4jBestPractices")
+		// activeRecipe("org.openrewrite.java.logging.slf4j.LoggersNamedForEnclosingClass")
+		// activeRecipe("org.openrewrite.java.logging.slf4j.ParameterizedLogging")
+		// activeRecipe("org.openrewrite.java.logging.PrintStackTraceToLogError")
+
+		// testing
+		activeRecipe("org.openrewrite.java.testing.assertj.Assertj")
+	}
+}
diff --git a/jadx-core/src/main/java/jadx/api/impl/AnnotatedCodeWriter.java b/jadx-core/src/main/java/jadx/api/impl/AnnotatedCodeWriter.java
index ca1a6ddad..79b79042d 100644
--- a/jadx-core/src/main/java/jadx/api/impl/AnnotatedCodeWriter.java
+++ b/jadx-core/src/main/java/jadx/api/impl/AnnotatedCodeWriter.java
@@ -62,7 +62,7 @@ public class AnnotatedCodeWriter extends SimpleCodeWriter implements ICodeWriter
 			buf.append(cw.getCodeStr());
 			return this;
 		}
-		AnnotatedCodeWriter code = ((AnnotatedCodeWriter) cw);
+		AnnotatedCodeWriter code = (AnnotatedCodeWriter) cw;
 		line--;
 		int startPos = getLength();
 		for (Map.Entry<Integer, ICodeAnnotation> entry : code.annotations.entrySet()) {
diff --git a/jadx-core/src/main/java/jadx/core/clsp/ClspClass.java b/jadx-core/src/main/java/jadx/core/clsp/ClspClass.java
index 4cfb344e8..892f1b167 100644
--- a/jadx-core/src/main/java/jadx/core/clsp/ClspClass.java
+++ b/jadx-core/src/main/java/jadx/core/clsp/ClspClass.java
@@ -24,7 +24,7 @@ public class ClspClass {
 	private Map<String, ClspMethod> methodsMap = Collections.emptyMap();
 	private List<ArgType> typeParameters = Collections.emptyList();
 
-	private ClspClassSource source;
+	private final ClspClassSource source;
 
 	public ClspClass(ArgType clsType, int id, int accFlags, ClspClassSource source) {
 		this.clsType = clsType;
diff --git a/jadx-core/src/main/java/jadx/core/dex/attributes/nodes/JadxCommentsAttr.java b/jadx-core/src/main/java/jadx/core/dex/attributes/nodes/JadxCommentsAttr.java
index 613bc7d4a..08894b710 100644
--- a/jadx-core/src/main/java/jadx/core/dex/attributes/nodes/JadxCommentsAttr.java
+++ b/jadx-core/src/main/java/jadx/core/dex/attributes/nodes/JadxCommentsAttr.java
@@ -33,7 +33,7 @@ public class JadxCommentsAttr implements IJadxAttribute {
 	private final Map<CommentsLevel, List<String>> comments = new EnumMap<>(CommentsLevel.class);
 
 	public void add(CommentsLevel level, String comment) {
-		comments.computeIfAbsent(level, (l) -> new ArrayList<>()).add(comment);
+		comments.computeIfAbsent(level, l -> new ArrayList<>()).add(comment);
 	}
 
 	public List<String> formatAndFilter(CommentsLevel level) {
diff --git a/jadx-core/src/main/java/jadx/core/dex/attributes/nodes/MethodOverrideAttr.java b/jadx-core/src/main/java/jadx/core/dex/attributes/nodes/MethodOverrideAttr.java
index 82b840f15..366190210 100644
--- a/jadx-core/src/main/java/jadx/core/dex/attributes/nodes/MethodOverrideAttr.java
+++ b/jadx-core/src/main/java/jadx/core/dex/attributes/nodes/MethodOverrideAttr.java
@@ -14,14 +14,14 @@ public class MethodOverrideAttr extends PinnedAttribute {
 	/**
 	 * All methods overridden by current method. Current method excluded, empty for base method.
 	 */
-	private List<IMethodDetails> overrideList;
+	private final List<IMethodDetails> overrideList;
 
 	/**
 	 * All method nodes from override hierarchy. Current method included.
 	 */
 	private SortedSet<MethodNode> relatedMthNodes;
 
-	private Set<IMethodDetails> baseMethods;
+	private final Set<IMethodDetails> baseMethods;
 
 	public MethodOverrideAttr(List<IMethodDetails> overrideList, SortedSet<MethodNode> relatedMthNodes, Set<IMethodDetails> baseMethods) {
 		this.overrideList = overrideList;
diff --git a/jadx-core/src/main/java/jadx/core/dex/nodes/utils/MethodUtils.java b/jadx-core/src/main/java/jadx/core/dex/nodes/utils/MethodUtils.java
index 1603ce9e7..3e21681f3 100644
--- a/jadx-core/src/main/java/jadx/core/dex/nodes/utils/MethodUtils.java
+++ b/jadx-core/src/main/java/jadx/core/dex/nodes/utils/MethodUtils.java
@@ -51,7 +51,7 @@ public class MethodUtils {
 	public MethodNode resolveMethod(BaseInvokeNode invokeNode) {
 		IMethodDetails methodDetails = getMethodDetails(invokeNode);
 		if (methodDetails instanceof MethodNode) {
-			return ((MethodNode) methodDetails);
+			return (MethodNode) methodDetails;
 		}
 		return null;
 	}
diff --git a/jadx-core/src/main/java/jadx/core/dex/visitors/ConstructorVisitor.java b/jadx-core/src/main/java/jadx/core/dex/visitors/ConstructorVisitor.java
index 8e382c3c7..a520d5b59 100644
--- a/jadx-core/src/main/java/jadx/core/dex/visitors/ConstructorVisitor.java
+++ b/jadx-core/src/main/java/jadx/core/dex/visitors/ConstructorVisitor.java
@@ -69,7 +69,7 @@ public class ConstructorVisitor extends AbstractVisitor {
 		}
 		co.inheritMetadata(inv);
 
-		RegisterArg instanceArg = ((RegisterArg) inv.getArg(0));
+		RegisterArg instanceArg = (RegisterArg) inv.getArg(0);
 		instanceArg.getSVar().removeUse(instanceArg);
 		if (co.isNewInstance()) {
 			InsnNode assignInsn = instanceArg.getAssignInsn();
diff --git a/jadx-core/src/main/java/jadx/core/dex/visitors/MethodInvokeVisitor.java b/jadx-core/src/main/java/jadx/core/dex/visitors/MethodInvokeVisitor.java
index 9ac0ed9f2..2b681d211 100644
--- a/jadx-core/src/main/java/jadx/core/dex/visitors/MethodInvokeVisitor.java
+++ b/jadx-core/src/main/java/jadx/core/dex/visitors/MethodInvokeVisitor.java
@@ -187,7 +187,7 @@ public class MethodInvokeVisitor extends AbstractVisitor {
 						arg.setType(castType);
 						arg.add(AFlag.EXPLICIT_PRIMITIVE_TYPE);
 					} else if (InsnUtils.isWrapped(arg, InsnType.CHECK_CAST)) {
-						IndexInsnNode wrapInsn = ((IndexInsnNode) ((InsnWrapArg) arg).getWrapInsn());
+						IndexInsnNode wrapInsn = (IndexInsnNode) ((InsnWrapArg) arg).getWrapInsn();
 						wrapInsn.updateIndex(castType);
 					} else {
 						if (Consts.DEBUG_TYPE_INFERENCE) {
diff --git a/jadx-core/src/main/java/jadx/core/dex/visitors/ShadowFieldVisitor.java b/jadx-core/src/main/java/jadx/core/dex/visitors/ShadowFieldVisitor.java
index 0745263cc..1de667bd5 100644
--- a/jadx-core/src/main/java/jadx/core/dex/visitors/ShadowFieldVisitor.java
+++ b/jadx-core/src/main/java/jadx/core/dex/visitors/ShadowFieldVisitor.java
@@ -165,7 +165,7 @@ public class ShadowFieldVisitor extends AbstractVisitor {
 		switch (insn.getType()) {
 			case IPUT:
 			case IGET:
-				return ((FieldInfo) ((IndexInsnNode) insn).getIndex());
+				return (FieldInfo) ((IndexInsnNode) insn).getIndex();
 			default:
 				return null;
 		}
diff --git a/jadx-core/src/main/java/jadx/core/dex/visitors/regions/RegionMaker.java b/jadx-core/src/main/java/jadx/core/dex/visitors/regions/RegionMaker.java
index abdabfe5d..fe79be966 100644
--- a/jadx-core/src/main/java/jadx/core/dex/visitors/regions/RegionMaker.java
+++ b/jadx-core/src/main/java/jadx/core/dex/visitors/regions/RegionMaker.java
@@ -233,7 +233,7 @@ public class RegionMaker {
 		BlockNode out;
 		if (loopRegion.isConditionAtEnd()) {
 			BlockNode thenBlock = condInfo.getThenBlock();
-			out = (thenBlock == loop.getEnd() || thenBlock == loopStart) ? condInfo.getElseBlock() : thenBlock;
+			out = thenBlock == loop.getEnd() || thenBlock == loopStart ? condInfo.getElseBlock() : thenBlock;
 			out = BlockUtils.followEmptyPath(out);
 			loopStart.remove(AType.LOOP);
 			loop.getEnd().add(AFlag.ADDED_TO_REGION);
@@ -351,7 +351,7 @@ public class RegionMaker {
 			return true;
 		}
 		Optional<Edge> mainEdgeOpt = exitEdges.stream().filter(edge -> edge.getSource() == mainExitBlock).findFirst();
-		if (!mainEdgeOpt.isPresent()) {
+		if (mainEdgeOpt.isEmpty()) {
 			throw new JadxRuntimeException("Not found exit edge by exit block: " + mainExitBlock);
 		}
 		Edge mainExitEdge = mainEdgeOpt.get();
diff --git a/jadx-core/src/main/java/jadx/core/dex/visitors/typeinference/TypeBoundFieldGetAssign.java b/jadx-core/src/main/java/jadx/core/dex/visitors/typeinference/TypeBoundFieldGetAssign.java
index 9d29429f3..81d7dc12b 100644
--- a/jadx-core/src/main/java/jadx/core/dex/visitors/typeinference/TypeBoundFieldGetAssign.java
+++ b/jadx-core/src/main/java/jadx/core/dex/visitors/typeinference/TypeBoundFieldGetAssign.java
@@ -20,7 +20,7 @@ public final class TypeBoundFieldGetAssign implements ITypeBoundDynamic {
 	public TypeBoundFieldGetAssign(RootNode root, IndexInsnNode getNode, ArgType initType) {
 		this.root = root;
 		this.getNode = getNode;
-		this.fieldInfo = ((FieldInfo) getNode.getIndex());
+		this.fieldInfo = (FieldInfo) getNode.getIndex();
 		this.initType = initType;
 	}
 
diff --git a/jadx-core/src/main/java/jadx/core/dex/visitors/usage/UsageInfoVisitor.java b/jadx-core/src/main/java/jadx/core/dex/visitors/usage/UsageInfoVisitor.java
index 86b45b312..09be82d44 100644
--- a/jadx-core/src/main/java/jadx/core/dex/visitors/usage/UsageInfoVisitor.java
+++ b/jadx-core/src/main/java/jadx/core/dex/visitors/usage/UsageInfoVisitor.java
@@ -142,7 +142,7 @@ public class UsageInfoVisitor extends AbstractVisitor {
 				IMethodRef mthRef;
 				ICustomPayload payload = insnData.getPayload();
 				if (payload != null) {
-					mthRef = ((IMethodRef) payload);
+					mthRef = (IMethodRef) payload;
 				} else {
 					mthRef = insnData.getIndexAsMethod();
 				}
diff --git a/jadx-core/src/main/java/jadx/core/utils/input/InsnDataUtils.java b/jadx-core/src/main/java/jadx/core/utils/input/InsnDataUtils.java
index ccc2b5afc..9db1c6526 100644
--- a/jadx-core/src/main/java/jadx/core/utils/input/InsnDataUtils.java
+++ b/jadx-core/src/main/java/jadx/core/utils/input/InsnDataUtils.java
@@ -22,7 +22,7 @@ public class InsnDataUtils {
 		}
 		ICustomPayload payload = insnData.getPayload();
 		if (payload != null) {
-			return ((ICallSite) payload);
+			return (ICallSite) payload;
 		}
 		return insnData.getIndexAsCallSite();
 	}
@@ -34,7 +34,7 @@ public class InsnDataUtils {
 		}
 		ICustomPayload payload = insnData.getPayload();
 		if (payload != null) {
-			return ((IMethodRef) payload);
+			return (IMethodRef) payload;
 		}
 		return insnData.getIndexAsMethod();
 	}
diff --git a/jadx-core/src/main/java/jadx/core/xmlgen/ResTableBinaryParser.java b/jadx-core/src/main/java/jadx/core/xmlgen/ResTableBinaryParser.java
index dd6049c1a..08bf4d174 100644
--- a/jadx-core/src/main/java/jadx/core/xmlgen/ResTableBinaryParser.java
+++ b/jadx-core/src/main/java/jadx/core/xmlgen/ResTableBinaryParser.java
@@ -273,7 +273,7 @@ public class ResTableBinaryParser extends CommonBinaryParser implements IResTabl
 		// to the value of the type bits in a resource identifier). 0 is invalid.
 		int id = is.readInt8();
 		int flags = is.readInt8(); // 0 or 1
-		boolean flagSparse = (flags == 1);
+		boolean flagSparse = flags == 1;
 
 		is.checkInt16(0, "type chunk, reserved");
 		int entryCount = is.readInt32();
diff --git a/jadx-core/src/test/java/jadx/NotYetImplementedExtension.java b/jadx-core/src/test/java/jadx/NotYetImplementedExtension.java
index 1bff2ae13..24568a1a1 100644
--- a/jadx-core/src/test/java/jadx/NotYetImplementedExtension.java
+++ b/jadx-core/src/test/java/jadx/NotYetImplementedExtension.java
@@ -10,7 +10,7 @@ import org.junit.jupiter.api.extension.TestExecutionExceptionHandler;
 
 public class NotYetImplementedExtension implements AfterTestExecutionCallback, TestExecutionExceptionHandler {
 
-	private Set<Method> knownFailedMethods = new HashSet<>();
+	private final Set<Method> knownFailedMethods = new HashSet<>();
 
 	@Override
 	public void handleTestExecutionException(ExtensionContext context, Throwable throwable) throws Throwable {
@@ -24,7 +24,7 @@ public class NotYetImplementedExtension implements AfterTestExecutionCallback, T
 	public void afterTestExecution(ExtensionContext context) throws Exception {
 		if (!knownFailedMethods.contains(context.getTestMethod().get())
 				&& isNotYetImplemented(context)
-				&& !context.getExecutionException().isPresent()) {
+				&& context.getExecutionException().isEmpty()) {
 			throw new AssertionError("Test "
 					+ context.getTestClass().get().getName() + '.' + context.getTestMethod().get().getName()
 					+ " is marked as @NotYetImplemented, but passes!");
diff --git a/jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/insns/DexInsnFormat.java b/jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/insns/DexInsnFormat.java
index 0d4ddc597..66b70b796 100644
--- a/jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/insns/DexInsnFormat.java
+++ b/jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/insns/DexInsnFormat.java
@@ -95,7 +95,7 @@ public abstract class DexInsnFormat {
 			regs[0] = byte1(opcodeUnit);
 
 			long literal = in.readShort();
-			literal <<= (byte0(opcodeUnit) == DexOpcodes.CONST_HIGH16) ? 16 : 48;
+			literal <<= byte0(opcodeUnit) == DexOpcodes.CONST_HIGH16 ? 16 : 48;
 			insn.setLiteral(literal);
 		}
 	};
diff --git a/jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/smali/SmaliInsnFormat.java b/jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/smali/SmaliInsnFormat.java
index 11fe0c350..e4bda9683 100644
--- a/jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/smali/SmaliInsnFormat.java
+++ b/jadx-plugins/jadx-dex-input/src/main/java/jadx/plugins/input/dex/smali/SmaliInsnFormat.java
@@ -99,7 +99,7 @@ public class SmaliInsnFormat {
 	}
 
 	private InsnFormatter noArgsInsn(String name) {
-		return (fi) -> fi.getCodeWriter().add(name);
+		return fi -> fi.getCodeWriter().add(name);
 	}
 
 	private String literal(InsnFormatterInfo fi) {