diff --git a/jgalgo-bench/src/main/java/com/jgalgo/bench/impls/MaximalCliquesBench.java b/jgalgo-bench/src/main/java/com/jgalgo/bench/impls/MaximalCliquesBench.java
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+++ b/jgalgo-bench/src/main/java/com/jgalgo/bench/impls/MaximalCliquesBench.java
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+/*-
+ * Copyright 2023 Barak Ugav
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.jgalgo.bench.impls;
+
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Fork;
+import org.openjdk.jmh.annotations.Level;
+import org.openjdk.jmh.annotations.Measurement;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+import org.openjdk.jmh.annotations.Param;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+import org.openjdk.jmh.annotations.Warmup;
+import org.openjdk.jmh.infra.Blackhole;
+import com.jgalgo.MaximalCliques;
+import com.jgalgo.bench.util.BenchUtils;
+import com.jgalgo.bench.util.GraphsTestUtils;
+import com.jgalgo.bench.util.TestUtils.SeedGenerator;
+import com.jgalgo.graph.Graph;
+import it.unimi.dsi.fastutil.Pair;
+import it.unimi.dsi.fastutil.ints.IntCollection;
+import it.unimi.dsi.fastutil.ints.IntOpenHashSet;
+import it.unimi.dsi.fastutil.objects.ObjectArrayList;
+
+public class MaximalCliquesBench {
+
+	List<Graph> graphs;
+	final int graphsNum = 31;
+	final AtomicInteger graphIdx = new AtomicInteger();
+
+	void benchMaximalCliques(MaximalCliques.Builder builder, Blackhole blackhole) {
+		Graph graph = graphs.get(graphIdx.getAndUpdate(i -> (i + 1) % graphsNum));
+		MaximalCliques algo = builder.build();
+		for (Iterator<IntCollection> cliqueIter = algo.iterateMaximalCliques(graph); cliqueIter.hasNext();)
+			blackhole.consume(cliqueIter.next());
+	}
+
+	@BenchmarkMode(Mode.AverageTime)
+	@OutputTimeUnit(TimeUnit.MILLISECONDS)
+	@Warmup(iterations = 2, time = 1, timeUnit = TimeUnit.SECONDS)
+	@Measurement(iterations = 3, time = 1, timeUnit = TimeUnit.SECONDS)
+	@Fork(value = 1, warmups = 0)
+	@State(Scope.Benchmark)
+	public static class Gnp extends MaximalCliquesBench {
+
+		@Param({ "|V|=150", "|V|=500", "|V|=1000" })
+		public String args;
+
+		@Setup(Level.Trial)
+		public void setup() {
+			Map<String, String> argsMap = BenchUtils.parseArgsStr(args);
+			int n = Integer.parseInt(argsMap.get("|V|"));
+
+			final SeedGenerator seedGen = new SeedGenerator(0x94fc6ec413f60392L);
+			graphs = new ObjectArrayList<>(graphsNum);
+			for (int gIdx = 0; gIdx < graphsNum; gIdx++) {
+				Graph g = GraphsTestUtils.randomGraphGnp(n, false, seedGen.nextSeed());
+				graphs.add(g);
+			}
+		}
+
+		@Benchmark
+		public void BronKerbosch(Blackhole blackhole) {
+			benchMaximalCliques(MaximalCliques.newBuilder().setOption("impl", "bron-kerbosch"), blackhole);
+		}
+
+		@Benchmark
+		public void BronKerboschPivot(Blackhole blackhole) {
+			benchMaximalCliques(MaximalCliques.newBuilder().setOption("impl", "bron-kerbosch-pivot"), blackhole);
+		}
+	}
+
+	@BenchmarkMode(Mode.AverageTime)
+	@OutputTimeUnit(TimeUnit.MILLISECONDS)
+	@Warmup(iterations = 2, time = 1, timeUnit = TimeUnit.SECONDS)
+	@Measurement(iterations = 3, time = 1, timeUnit = TimeUnit.SECONDS)
+	@Fork(value = 1, warmups = 0)
+	@State(Scope.Benchmark)
+	public static class BarabasiAlbert extends MaximalCliquesBench {
+
+		@Param({ "|V|=100", "|V|=400", "|V|=1000" })
+		public String args;
+
+		@Setup(Level.Trial)
+		public void setup() {
+			Map<String, String> argsMap = BenchUtils.parseArgsStr(args);
+			int n = Integer.parseInt(argsMap.get("|V|"));
+
+			final SeedGenerator seedGen = new SeedGenerator(0xdc6c4cf7f4d3843cL);
+			graphs = new ObjectArrayList<>(graphsNum);
+			for (int gIdx = 0; gIdx < graphsNum; gIdx++) {
+				Graph g = GraphsTestUtils.randomGraphBarabasiAlbert(n, false, seedGen.nextSeed());
+				graphs.add(g);
+			}
+		}
+
+		@Benchmark
+		public void BronKerbosch(Blackhole blackhole) {
+			benchMaximalCliques(MaximalCliques.newBuilder().setOption("impl", "bron-kerbosch"), blackhole);
+		}
+
+		@Benchmark
+		public void BronKerboschPivot(Blackhole blackhole) {
+			benchMaximalCliques(MaximalCliques.newBuilder().setOption("impl", "bron-kerbosch-pivot"), blackhole);
+		}
+	}
+
+	@BenchmarkMode(Mode.AverageTime)
+	@OutputTimeUnit(TimeUnit.MILLISECONDS)
+	@Warmup(iterations = 2, time = 1, timeUnit = TimeUnit.SECONDS)
+	@Measurement(iterations = 3, time = 1, timeUnit = TimeUnit.SECONDS)
+	@Fork(value = 1, warmups = 0)
+	@State(Scope.Benchmark)
+	public static class RecursiveMatrix extends MaximalCliquesBench {
+
+		@Param({ "|V|=300 |E|=1000", "|V|=300 |E|=2500", "|V|=800 |E|=5000" })
+		public String args;
+
+		@Setup(Level.Trial)
+		public void setup() {
+			Map<String, String> argsMap = BenchUtils.parseArgsStr(args);
+			int n = Integer.parseInt(argsMap.get("|V|"));
+			int m = Integer.parseInt(argsMap.get("|E|"));
+
+			final SeedGenerator seedGen = new SeedGenerator(0x9716aede5cfa6eabL);
+			graphs = new ObjectArrayList<>(graphsNum);
+			for (int gIdx = 0; gIdx < graphsNum; gIdx++) {
+				Graph g = GraphsTestUtils.randomGraphRecursiveMatrix(n, m, false, seedGen.nextSeed());
+				graphs.add(g);
+			}
+		}
+
+		@Benchmark
+		public void BronKerbosch(Blackhole blackhole) {
+			benchMaximalCliques(MaximalCliques.newBuilder().setOption("impl", "bron-kerbosch"), blackhole);
+		}
+
+		@Benchmark
+		public void BronKerboschPivot(Blackhole blackhole) {
+			benchMaximalCliques(MaximalCliques.newBuilder().setOption("impl", "bron-kerbosch-pivot"), blackhole);
+		}
+	}
+
+	static Pair<IntCollection, IntCollection> chooseMultiSourceMultiSink(Graph g, Random rand) {
+		final int n = g.vertices().size();
+		final int sourcesNum;
+		final int sinksNum;
+		if (n < 2) {
+			throw new IllegalArgumentException("too few vertices");
+		} else if (n < 4) {
+			sourcesNum = sinksNum = 1;
+		} else if (n <= 6) {
+			sourcesNum = sinksNum = 2;
+		} else {
+			sourcesNum = Math.max(1, n / 6 + rand.nextInt(n / 6));
+			sinksNum = Math.max(1, n / 6 + rand.nextInt(n / 6));
+		}
+
+		IntCollection sources = new IntOpenHashSet(sourcesNum);
+		IntCollection sinks = new IntOpenHashSet(sinksNum);
+		for (int[] vs = g.vertices().toIntArray();;) {
+			if (sources.size() < sourcesNum) {
+				int source = vs[rand.nextInt(vs.length)];
+				if (!sinks.contains(source))
+					sources.add(source);
+
+			} else if (sinks.size() < sinksNum) {
+				int sink = vs[rand.nextInt(vs.length)];
+				if (!sources.contains(sink))
+					sinks.add(sink);
+			} else {
+				break;
+			}
+		}
+		return Pair.of(sources, sinks);
+	}
+
+}