diff --git a/benchmarks/SendPort/dart/SendPort.dart b/benchmarks/SendPort/dart/SendPort.dart
new file mode 100644
index 0000000..a6e6044
--- /dev/null
+++ b/benchmarks/SendPort/dart/SendPort.dart
@@ -0,0 +1,260 @@
+// Copyright (c) 2021, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'dart:async';
+import 'dart:convert';
+import 'dart:isolate';
+
+// (Same data as used in our other Json* benchmarks)
+final data = '{"summary":{"turnover":0.3736,"correlation2":0.'
+    '7147,"concentration":0.3652,"beta":0.8814,"totalValue":1.3'
+    '091078259E8,"correlation":0.7217},"watchlist":[],"shortCash'
+    '":-1611000,"holdings":[{"type":"LONG","commission":1040'
+    ',"cost":9001920,"quantity":26000,"lots":[{"marketCap":"'
+    'L","industry":"TECHNOLOGY","style":"G","buyDate":"20'
+    '08-10-08 13:44:20.000","quantity":8000},{"marketCap":"L",'
+    '"industry":"TECHNOLOGY","style":"G","buyDate":"2008-1'
+    '0-15 13:28:02.000","quantity":18000}],"stock":"GOOG"},{"'
+    'type":"LONG","commission":8000,"cost":4672000,"quantity'
+    '":200000,"lots":[{"marketCap":"L","industry":"TECHNOLO'
+    'GY","style":"G","buyDate":"2008-10-15 13:28:54.000","q'
+    'uantity":200000}],"stock":"MSFT"},{"type":"LONG","comm'
+    'ission":21877,"cost":1.001592313E7,"quantity":546919,"lots'
+    '":[{"marketCap":"L","industry":"FINANCIAL","style":"'
+    'G","buyDate":"2008-08-01 09:50:17.000","quantity":103092}'
+    ',{"marketCap":"L","industry":"FINANCIAL","style":"G"'
+    ',"buyDate":"2008-08-18 10:31:34.000","quantity":49950},{"'
+    'marketCap":"L","industry":"FINANCIAL","style":"G","b'
+    'uyDate":"2008-08-29 09:35:22.000","quantity":45045},{"mark'
+    'etCap":"L","industry":"FINANCIAL","style":"G","buyDa'
+    'te":"2008-09-15 09:40:32.000","quantity":48400},{"marketCa'
+    'p":"L","industry":"FINANCIAL","style":"G","buyDate"'
+    ':"2008-10-06 11:21:50.000","quantity":432},{"marketCap":"'
+    'L","industry":"FINANCIAL","style":"G","buyDate":"200'
+    '8-10-15 13:30:05.000","quantity":300000}],"stock":"UBS"},'
+    '{"type":"LONG","commission":4000,"cost":6604849.1,"quan'
+    'tity":122741,"lots":[{"marketCap":"L","industry":"SERV'
+    'ICES","style":"V","buyDate":"2008-04-26 04:44:34.000",'
+    '"quantity":22741},{"marketCap":"L","industry":"SERVICES'
+    '","style":"V","buyDate":"2008-10-15 13:31:02.000","qua'
+    'ntity":100000}],"stock":"V"},{"type":"LONG","commissio'
+    'n":2805,"cost":5005558.25,"quantity":70121,"lots":[{"mar'
+    'ketCap":"M","industry":"RETAIL","style":"G","buyDate'
+    '":"2008-10-10 10:48:36.000","quantity":121},{"marketCap":'
+    '"M","industry":"RETAIL","style":"G","buyDate":"2008'
+    '-10-15 13:33:44.000","quantity":70000}],"stock":"LDG"},{'
+    '"type":"LONG","commission":10000,"cost":5382500,"quanti'
+    'ty":250000,"lots":[{"marketCap":"L","industry":"RETAIL'
+    '","style":"V","buyDate":"2008-10-15 13:34:30.000","qua'
+    'ntity":250000}],"stock":"SWY"},{"type":"LONG","commiss'
+    'ion":1120,"cost":1240960,"quantity":28000,"lots":[{"mark'
+    'etCap":"u","industry":"ETF","style":"B","buyDate":'
+    '"2008-10-15 15:57:39.000","quantity":28000}],"stock":"OIL'
+    '"},{"type":"LONG","commission":400,"cost":236800,"quan'
+    'tity":10000,"lots":[{"marketCap":"M","industry":"UTILI'
+    'TIES_AND_ENERGY","style":"G","buyDate":"2008-10-15 15:58'
+    ':03.000","quantity":10000}],"stock":"COG"},{"type":"LO'
+    'NG","commission":3200,"cost":1369600,"quantity":80000,"l'
+    'ots":[{"marketCap":"S","industry":"UTILITIES_AND_ENERGY'
+    '","style":"G","buyDate":"2008-10-15 15:58:32.000","qua'
+    'ntity":80000}],"stock":"CRZO"},{"type":"LONG","commiss'
+    'ion":429,"cost":108164.8,"quantity":10720,"lots":[{"mark'
+    'etCap":"u","industry":"FINANCIAL","style":"V","buyDa'
+    'te":"2008-10-16 09:37:06.000","quantity":10720}],"stock":'
+    '"FGI"},{"type":"LONG","commission":1080,"cost":494910,'
+    '"quantity":27000,"lots":[{"marketCap":"L","industry":'
+    '"RETAIL","style":"V","buyDate":"2008-10-16 09:37:06.000'
+    '","quantity":27000}],"stock":"LOW"},{"type":"LONG","'
+    'commission":4080,"cost":4867440,"quantity":102000,"lots":'
+    '[{"marketCap":"L","industry":"HEALTHCARE","style":"V'
+    '","buyDate":"2008-10-16 09:37:06.000","quantity":102000}]'
+    ',"stock":"AMGN"},{"type":"SHORT","commission":4000,"'
+    'cost":-1159000,"quantity":-100000,"lots":[{"marketCap":'
+    '"L","industry":"TECHNOLOGY","style":"V","buyDate":'
+    '"2008-10-16 09:37:06.000","quantity":-100000}],"stock":"'
+    'AMAT"},{"type":"LONG","commission":2,"cost":5640002,"'
+    'quantity":50,"lots":[{"marketCap":"L","industry":"FIN'
+    'ANCIAL","style":"B","buyDate":"2008-10-16 09:37:06.000'
+    '","quantity":50}],"stock":"BRKA"},{"type":"SHORT","'
+    'commission":4000,"cost":-436000,"quantity":-100000,"lots'
+    '":[{"marketCap":"M","industry":"TRANSPORTATION","styl'
+    'e":"G","buyDate":"2008-10-16 09:37:06.000","quantity":-'
+    '100000}],"stock":"JBLU"},{"type":"LONG","commission":8'
+    '000,"cost":1.1534E7,"quantity":200000,"lots":[{"marketCap'
+    '":"S","industry":"FINANCIAL","style":"G","buyDate":'
+    '"2008-10-16 14:35:24.000","quantity":200000}],"stock":"US'
+    'O"},{"type":"LONG","commission":4000,"cost":1.0129E7,"'
+    'quantity":100000,"lots":[{"marketCap":"L","industry":"'
+    'TECHNOLOGY","style":"G","buyDate":"2008-10-15 13:28:26.0'
+    '00","quantity":50000},{"marketCap":"L","industry":"TEC'
+    'HNOLOGY","style":"G","buyDate":"2008-10-17 09:33:09.000'
+    '","quantity":50000}],"stock":"AAPL"},{"type":"LONG",'
+    '"commission":1868,"cost":9971367.2,"quantity":54280,"lots'
+    '":[{"marketCap":"L","industry":"SERVICES","style":"G'
+    '","buyDate":"2008-04-26 04:44:34.000","quantity":7580},{'
+    '"marketCap":"L","industry":"SERVICES","style":"G","'
+    'buyDate":"2008-05-29 09:50:28.000","quantity":7500},{"mark'
+    'etCap":"L","industry":"SERVICES","style":"G","buyDat'
+    'e":"2008-10-15 13:30:38.000","quantity":33000},{"marketCap'
+    '":"L","industry":"SERVICES","style":"G","buyDate":'
+    '"2008-10-17 09:33:09.000","quantity":6200}],"stock":"MA"'
+    '}],"longCash":4.600368106E7,"ownerId":8,"pendingOrders":[{'
+    '"total":487000,"type":"cover","subtotal":483000,"price'
+    '":4.83,"commission":4000,"date":"2008-10-17 23:56:06.000"'
+    ',"quantity":100000,"expires":"2008-10-20 16:00:00.000","s'
+    'tock":"JBLU","id":182375},{"total":6271600,"type":"buy'
+    '","subtotal":6270000,"price":156.75,"commission":1600,"d'
+    'ate":"2008-10-17 23:56:40.000","quantity":40000,"expires"'
+    ':"2008-10-20 16:00:00.000","stock":"MA","id":182376}],"'
+    'inceptionDate":"2008-04-26 04:44:29.000","withdrawals":0,"'
+    'id":219948,"deposits":0}';
+
+class SendPortBenchmark {
+  final BenchmarkConfig config;
+  late ReceivePort port;
+  late StreamIterator it;
+
+  double usPerSend = 0.0;
+  double usPerReceive = 0.0;
+
+  SendPortBenchmark(this.config);
+
+  // Runs warmup phase, runs benchmark and reports result.
+  Future report() async {
+    port = ReceivePort();
+    it = StreamIterator(port);
+
+    // Warmup for 100 ms.
+    await measureFor(const Duration(milliseconds: 200));
+
+    // Run benchmark for 2 seconds.
+    //
+    // Sets [usPerSend] and [usPerReceive] as side-effect.
+    await measureFor(const Duration(seconds: 2));
+
+    // Report result.
+    print('SendPort.Send.${config.name}(RunTimeRaw): $usPerSend us.');
+    print('SendPort.Receive.${config.name}(RunTimeRaw): $usPerReceive us.');
+
+    await it.cancel();
+    port.close();
+  }
+
+  Future measureFor(Duration duration) async {
+    final durationInMicroseconds = duration.inMicroseconds;
+
+    int sumSendUs = 0;
+    int sumReceiveUs = 0;
+
+    final sw = Stopwatch()..start();
+
+    int numberOfSendReceives = 0;
+    int lastUs = 0;
+    int currentUs = 0;
+    do {
+      // Send & measure time
+      port.sendPort.send(config.data);
+      currentUs = sw.elapsedMicroseconds;
+      sumSendUs += currentUs - lastUs;
+      lastUs = currentUs;
+
+      // Receive & measure time
+      await it.moveNext();
+      it.current;
+      currentUs = sw.elapsedMicroseconds;
+      sumReceiveUs += currentUs - lastUs;
+      lastUs = currentUs;
+
+      numberOfSendReceives++;
+    } while (lastUs < durationInMicroseconds);
+
+    usPerSend = sumSendUs / numberOfSendReceives;
+    usPerReceive = sumReceiveUs / numberOfSendReceives;
+  }
+}
+
+class TreeNode {
+  final TreeNode? left;
+  final TreeNode? right;
+  final int value;
+
+  TreeNode(this.left, this.right, this.value);
+}
+
+TreeNode generateBinaryTreeOfDepth(int depth) {
+  int i = 0;
+
+  TreeNode gen(int depth) {
+    if (depth == 0) return TreeNode(null, null, i++);
+    return TreeNode(gen(depth - 1), gen(depth - 1), i++);
+  }
+
+  return gen(depth);
+}
+
+class BenchmarkConfig {
+  final String name;
+  final dynamic data;
+
+  BenchmarkConfig(this.name, this.data);
+}
+
+Future<void> main(args) async {
+  final String json5KB = data;
+  final json5KBDecoded = json.decode(json5KB);
+  assert(json5KB.length == 5534);
+
+  final json400B = json.encode(json5KBDecoded['pendingOrders']);
+  final json400BDecoded = json.decode(json400B);
+  assert(json400B.length == 390);
+
+  final String json50KB = json.encode({
+    '1': [json5KBDecoded, json5KBDecoded, json5KBDecoded, json5KBDecoded],
+    '2': [json5KBDecoded, json5KBDecoded, json5KBDecoded, json5KBDecoded],
+    '3': json5KBDecoded,
+  });
+  final json50KBDecoded = json.decode(json50KB);
+  assert(json50KB.length == 49814);
+
+  final String json500KB = json.encode({
+    '1': [json50KBDecoded, json50KBDecoded, json50KBDecoded, json50KBDecoded],
+    '2': [json50KBDecoded, json50KBDecoded, json50KBDecoded, json50KBDecoded],
+    '3': [json50KBDecoded, json50KBDecoded],
+  });
+  final json500KBDecoded = json.decode(json500KB);
+  assert(json500KB.length == 498169);
+
+  final String json5MB = json.encode({
+    '1': [
+      json500KBDecoded,
+      json500KBDecoded,
+      json500KBDecoded,
+    ],
+    '2': [json500KBDecoded, json500KBDecoded, json500KBDecoded],
+    '3': [json500KBDecoded, json500KBDecoded, json500KBDecoded],
+    '4': json500KBDecoded,
+  });
+  final json5MBDecoded = json.decode(json5MB);
+  assert(json5MB.length == 4981723);
+
+  final configs = <BenchmarkConfig>[
+    BenchmarkConfig('Nop', 1),
+    BenchmarkConfig('Json.400B', json400BDecoded),
+    BenchmarkConfig('Json.5KB', json5KBDecoded),
+    BenchmarkConfig('Json.50KB', json50KBDecoded),
+    BenchmarkConfig('Json.500KB', json500KBDecoded),
+    BenchmarkConfig('Json.5MB', json5MBDecoded),
+    BenchmarkConfig('BinaryTree.2', generateBinaryTreeOfDepth(2)),
+    BenchmarkConfig('BinaryTree.4', generateBinaryTreeOfDepth(4)),
+    BenchmarkConfig('BinaryTree.6', generateBinaryTreeOfDepth(6)),
+    BenchmarkConfig('BinaryTree.8', generateBinaryTreeOfDepth(8)),
+    BenchmarkConfig('BinaryTree.10', generateBinaryTreeOfDepth(10)),
+    BenchmarkConfig('BinaryTree.12', generateBinaryTreeOfDepth(12)),
+    BenchmarkConfig('BinaryTree.14', generateBinaryTreeOfDepth(14)),
+  ];
+
+  for (final config in configs) {
+    await SendPortBenchmark(config).report();
+  }
+}
diff --git a/benchmarks/SendPort/dart2/SendPort.dart b/benchmarks/SendPort/dart2/SendPort.dart
new file mode 100644
index 0000000..01d4042
--- /dev/null
+++ b/benchmarks/SendPort/dart2/SendPort.dart
@@ -0,0 +1,262 @@
+// Copyright (c) 2021, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+// @dart=2.9
+
+import 'dart:async';
+import 'dart:convert';
+import 'dart:isolate';
+
+// (Same data as used in our other Json* benchmarks)
+final data = '{"summary":{"turnover":0.3736,"correlation2":0.'
+    '7147,"concentration":0.3652,"beta":0.8814,"totalValue":1.3'
+    '091078259E8,"correlation":0.7217},"watchlist":[],"shortCash'
+    '":-1611000,"holdings":[{"type":"LONG","commission":1040'
+    ',"cost":9001920,"quantity":26000,"lots":[{"marketCap":"'
+    'L","industry":"TECHNOLOGY","style":"G","buyDate":"20'
+    '08-10-08 13:44:20.000","quantity":8000},{"marketCap":"L",'
+    '"industry":"TECHNOLOGY","style":"G","buyDate":"2008-1'
+    '0-15 13:28:02.000","quantity":18000}],"stock":"GOOG"},{"'
+    'type":"LONG","commission":8000,"cost":4672000,"quantity'
+    '":200000,"lots":[{"marketCap":"L","industry":"TECHNOLO'
+    'GY","style":"G","buyDate":"2008-10-15 13:28:54.000","q'
+    'uantity":200000}],"stock":"MSFT"},{"type":"LONG","comm'
+    'ission":21877,"cost":1.001592313E7,"quantity":546919,"lots'
+    '":[{"marketCap":"L","industry":"FINANCIAL","style":"'
+    'G","buyDate":"2008-08-01 09:50:17.000","quantity":103092}'
+    ',{"marketCap":"L","industry":"FINANCIAL","style":"G"'
+    ',"buyDate":"2008-08-18 10:31:34.000","quantity":49950},{"'
+    'marketCap":"L","industry":"FINANCIAL","style":"G","b'
+    'uyDate":"2008-08-29 09:35:22.000","quantity":45045},{"mark'
+    'etCap":"L","industry":"FINANCIAL","style":"G","buyDa'
+    'te":"2008-09-15 09:40:32.000","quantity":48400},{"marketCa'
+    'p":"L","industry":"FINANCIAL","style":"G","buyDate"'
+    ':"2008-10-06 11:21:50.000","quantity":432},{"marketCap":"'
+    'L","industry":"FINANCIAL","style":"G","buyDate":"200'
+    '8-10-15 13:30:05.000","quantity":300000}],"stock":"UBS"},'
+    '{"type":"LONG","commission":4000,"cost":6604849.1,"quan'
+    'tity":122741,"lots":[{"marketCap":"L","industry":"SERV'
+    'ICES","style":"V","buyDate":"2008-04-26 04:44:34.000",'
+    '"quantity":22741},{"marketCap":"L","industry":"SERVICES'
+    '","style":"V","buyDate":"2008-10-15 13:31:02.000","qua'
+    'ntity":100000}],"stock":"V"},{"type":"LONG","commissio'
+    'n":2805,"cost":5005558.25,"quantity":70121,"lots":[{"mar'
+    'ketCap":"M","industry":"RETAIL","style":"G","buyDate'
+    '":"2008-10-10 10:48:36.000","quantity":121},{"marketCap":'
+    '"M","industry":"RETAIL","style":"G","buyDate":"2008'
+    '-10-15 13:33:44.000","quantity":70000}],"stock":"LDG"},{'
+    '"type":"LONG","commission":10000,"cost":5382500,"quanti'
+    'ty":250000,"lots":[{"marketCap":"L","industry":"RETAIL'
+    '","style":"V","buyDate":"2008-10-15 13:34:30.000","qua'
+    'ntity":250000}],"stock":"SWY"},{"type":"LONG","commiss'
+    'ion":1120,"cost":1240960,"quantity":28000,"lots":[{"mark'
+    'etCap":"u","industry":"ETF","style":"B","buyDate":'
+    '"2008-10-15 15:57:39.000","quantity":28000}],"stock":"OIL'
+    '"},{"type":"LONG","commission":400,"cost":236800,"quan'
+    'tity":10000,"lots":[{"marketCap":"M","industry":"UTILI'
+    'TIES_AND_ENERGY","style":"G","buyDate":"2008-10-15 15:58'
+    ':03.000","quantity":10000}],"stock":"COG"},{"type":"LO'
+    'NG","commission":3200,"cost":1369600,"quantity":80000,"l'
+    'ots":[{"marketCap":"S","industry":"UTILITIES_AND_ENERGY'
+    '","style":"G","buyDate":"2008-10-15 15:58:32.000","qua'
+    'ntity":80000}],"stock":"CRZO"},{"type":"LONG","commiss'
+    'ion":429,"cost":108164.8,"quantity":10720,"lots":[{"mark'
+    'etCap":"u","industry":"FINANCIAL","style":"V","buyDa'
+    'te":"2008-10-16 09:37:06.000","quantity":10720}],"stock":'
+    '"FGI"},{"type":"LONG","commission":1080,"cost":494910,'
+    '"quantity":27000,"lots":[{"marketCap":"L","industry":'
+    '"RETAIL","style":"V","buyDate":"2008-10-16 09:37:06.000'
+    '","quantity":27000}],"stock":"LOW"},{"type":"LONG","'
+    'commission":4080,"cost":4867440,"quantity":102000,"lots":'
+    '[{"marketCap":"L","industry":"HEALTHCARE","style":"V'
+    '","buyDate":"2008-10-16 09:37:06.000","quantity":102000}]'
+    ',"stock":"AMGN"},{"type":"SHORT","commission":4000,"'
+    'cost":-1159000,"quantity":-100000,"lots":[{"marketCap":'
+    '"L","industry":"TECHNOLOGY","style":"V","buyDate":'
+    '"2008-10-16 09:37:06.000","quantity":-100000}],"stock":"'
+    'AMAT"},{"type":"LONG","commission":2,"cost":5640002,"'
+    'quantity":50,"lots":[{"marketCap":"L","industry":"FIN'
+    'ANCIAL","style":"B","buyDate":"2008-10-16 09:37:06.000'
+    '","quantity":50}],"stock":"BRKA"},{"type":"SHORT","'
+    'commission":4000,"cost":-436000,"quantity":-100000,"lots'
+    '":[{"marketCap":"M","industry":"TRANSPORTATION","styl'
+    'e":"G","buyDate":"2008-10-16 09:37:06.000","quantity":-'
+    '100000}],"stock":"JBLU"},{"type":"LONG","commission":8'
+    '000,"cost":1.1534E7,"quantity":200000,"lots":[{"marketCap'
+    '":"S","industry":"FINANCIAL","style":"G","buyDate":'
+    '"2008-10-16 14:35:24.000","quantity":200000}],"stock":"US'
+    'O"},{"type":"LONG","commission":4000,"cost":1.0129E7,"'
+    'quantity":100000,"lots":[{"marketCap":"L","industry":"'
+    'TECHNOLOGY","style":"G","buyDate":"2008-10-15 13:28:26.0'
+    '00","quantity":50000},{"marketCap":"L","industry":"TEC'
+    'HNOLOGY","style":"G","buyDate":"2008-10-17 09:33:09.000'
+    '","quantity":50000}],"stock":"AAPL"},{"type":"LONG",'
+    '"commission":1868,"cost":9971367.2,"quantity":54280,"lots'
+    '":[{"marketCap":"L","industry":"SERVICES","style":"G'
+    '","buyDate":"2008-04-26 04:44:34.000","quantity":7580},{'
+    '"marketCap":"L","industry":"SERVICES","style":"G","'
+    'buyDate":"2008-05-29 09:50:28.000","quantity":7500},{"mark'
+    'etCap":"L","industry":"SERVICES","style":"G","buyDat'
+    'e":"2008-10-15 13:30:38.000","quantity":33000},{"marketCap'
+    '":"L","industry":"SERVICES","style":"G","buyDate":'
+    '"2008-10-17 09:33:09.000","quantity":6200}],"stock":"MA"'
+    '}],"longCash":4.600368106E7,"ownerId":8,"pendingOrders":[{'
+    '"total":487000,"type":"cover","subtotal":483000,"price'
+    '":4.83,"commission":4000,"date":"2008-10-17 23:56:06.000"'
+    ',"quantity":100000,"expires":"2008-10-20 16:00:00.000","s'
+    'tock":"JBLU","id":182375},{"total":6271600,"type":"buy'
+    '","subtotal":6270000,"price":156.75,"commission":1600,"d'
+    'ate":"2008-10-17 23:56:40.000","quantity":40000,"expires"'
+    ':"2008-10-20 16:00:00.000","stock":"MA","id":182376}],"'
+    'inceptionDate":"2008-04-26 04:44:29.000","withdrawals":0,"'
+    'id":219948,"deposits":0}';
+
+class SendPortBenchmark {
+  final BenchmarkConfig config;
+  ReceivePort port;
+  StreamIterator it;
+
+  double usPerSend = 0.0;
+  double usPerReceive = 0.0;
+
+  SendPortBenchmark(this.config);
+
+  // Runs warmup phase, runs benchmark and reports result.
+  Future report() async {
+    port = ReceivePort();
+    it = StreamIterator(port);
+
+    // Warmup for 100 ms.
+    await measureFor(const Duration(milliseconds: 200));
+
+    // Run benchmark for 2 seconds.
+    //
+    // Sets [usPerSend] and [usPerReceive] as side-effect.
+    await measureFor(const Duration(seconds: 2));
+
+    // Report result.
+    print('SendPort.Send.${config.name}(RunTimeRaw): $usPerSend us.');
+    print('SendPort.Receive.${config.name}(RunTimeRaw): $usPerReceive us.');
+
+    await it.cancel();
+    port.close();
+  }
+
+  Future measureFor(Duration duration) async {
+    final durationInMicroseconds = duration.inMicroseconds;
+
+    int sumSendUs = 0;
+    int sumReceiveUs = 0;
+
+    final sw = Stopwatch()..start();
+
+    int numberOfSendReceives = 0;
+    int lastUs = 0;
+    int currentUs = 0;
+    do {
+      // Send & measure time
+      port.sendPort.send(config.data);
+      currentUs = sw.elapsedMicroseconds;
+      sumSendUs += currentUs - lastUs;
+      lastUs = currentUs;
+
+      // Receive & measure time
+      await it.moveNext();
+      it.current;
+      currentUs = sw.elapsedMicroseconds;
+      sumReceiveUs += currentUs - lastUs;
+      lastUs = currentUs;
+
+      numberOfSendReceives++;
+    } while (lastUs < durationInMicroseconds);
+
+    usPerSend = sumSendUs / numberOfSendReceives;
+    usPerReceive = sumReceiveUs / numberOfSendReceives;
+  }
+}
+
+class TreeNode {
+  final TreeNode left;
+  final TreeNode right;
+  final int value;
+
+  TreeNode(this.left, this.right, this.value);
+}
+
+TreeNode generateBinaryTreeOfDepth(int depth) {
+  int i = 0;
+
+  TreeNode gen(int depth) {
+    if (depth == 0) return TreeNode(null, null, i++);
+    return TreeNode(gen(depth - 1), gen(depth - 1), i++);
+  }
+
+  return gen(depth);
+}
+
+class BenchmarkConfig {
+  final String name;
+  final dynamic data;
+
+  BenchmarkConfig(this.name, this.data);
+}
+
+Future<void> main(args) async {
+  final String json5KB = data;
+  final json5KBDecoded = json.decode(json5KB);
+  assert(json5KB.length == 5534);
+
+  final json400B = json.encode(json5KBDecoded['pendingOrders']);
+  final json400BDecoded = json.decode(json400B);
+  assert(json400B.length == 390);
+
+  final String json50KB = json.encode({
+    '1': [json5KBDecoded, json5KBDecoded, json5KBDecoded, json5KBDecoded],
+    '2': [json5KBDecoded, json5KBDecoded, json5KBDecoded, json5KBDecoded],
+    '3': json5KBDecoded,
+  });
+  final json50KBDecoded = json.decode(json50KB);
+  assert(json50KB.length == 49814);
+
+  final String json500KB = json.encode({
+    '1': [json50KBDecoded, json50KBDecoded, json50KBDecoded, json50KBDecoded],
+    '2': [json50KBDecoded, json50KBDecoded, json50KBDecoded, json50KBDecoded],
+    '3': [json50KBDecoded, json50KBDecoded],
+  });
+  final json500KBDecoded = json.decode(json500KB);
+  assert(json500KB.length == 498169);
+
+  final String json5MB = json.encode({
+    '1': [
+      json500KBDecoded,
+      json500KBDecoded,
+      json500KBDecoded,
+    ],
+    '2': [json500KBDecoded, json500KBDecoded, json500KBDecoded],
+    '3': [json500KBDecoded, json500KBDecoded, json500KBDecoded],
+    '4': json500KBDecoded,
+  });
+  final json5MBDecoded = json.decode(json5MB);
+  assert(json5MB.length == 4981723);
+
+  final configs = <BenchmarkConfig>[
+    BenchmarkConfig('Nop', 1),
+    BenchmarkConfig('Json.400B', json400BDecoded),
+    BenchmarkConfig('Json.5KB', json5KBDecoded),
+    BenchmarkConfig('Json.50KB', json50KBDecoded),
+    BenchmarkConfig('Json.500KB', json500KBDecoded),
+    BenchmarkConfig('Json.5MB', json5MBDecoded),
+    BenchmarkConfig('BinaryTree.2', generateBinaryTreeOfDepth(2)),
+    BenchmarkConfig('BinaryTree.4', generateBinaryTreeOfDepth(4)),
+    BenchmarkConfig('BinaryTree.6', generateBinaryTreeOfDepth(6)),
+    BenchmarkConfig('BinaryTree.8', generateBinaryTreeOfDepth(8)),
+    BenchmarkConfig('BinaryTree.10', generateBinaryTreeOfDepth(10)),
+    BenchmarkConfig('BinaryTree.12', generateBinaryTreeOfDepth(12)),
+    BenchmarkConfig('BinaryTree.14', generateBinaryTreeOfDepth(14)),
+  ];
+
+  for (final config in configs) {
+    await SendPortBenchmark(config).report();
+  }
+}
diff --git a/tools/VERSION b/tools/VERSION
index b8cf35e..7b4cf9a 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -27,5 +27,5 @@
 MAJOR 2
 MINOR 14
 PATCH 0
-PRERELEASE 221
+PRERELEASE 222
 PRERELEASE_PATCH 0
\ No newline at end of file