diff --git a/composer/demo/artifacts.toml b/composer/demo/artifacts.toml
new file mode 100755
index 00000000..96a89cfa
--- /dev/null
+++ b/composer/demo/artifacts.toml
@@ -0,0 +1,6 @@
+"rust-master.tcp" = "578ce20eaf5a"
+"rust-v0.47.0.tcp" = "3948eafb262e"
+"go-master.tcp" = "0ef14e652779"
+"go-v0.22.tcp" = "02a3cb6feb1c"
+"go-ckousik.webrtc" = "494b96a42a09"
+"anotherwebrtc.webrtc" = "494b96a42a09"
diff --git a/composer/demo/combinations.toml b/composer/demo/combinations.toml
new file mode 100644
index 00000000..6dad1f08
--- /dev/null
+++ b/composer/demo/combinations.toml
@@ -0,0 +1,211 @@
+[[runs]]
+Id = "rust-master x rust-v0.47.0 : tcp"
+transport = "tcp"
+
+  [[runs.groups]]
+  Id = "rust-master.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+  [[runs.groups]]
+  Id = "rust-v0.47.0.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+[[runs]]
+Id = "rust-master x go-master : tcp"
+transport = "tcp"
+
+  [[runs.groups]]
+  Id = "rust-master.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+  [[runs.groups]]
+  Id = "go-master.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+[[runs]]
+Id = "rust-master x go-v0.22 : tcp"
+transport = "tcp"
+
+  [[runs.groups]]
+  Id = "rust-master.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+  [[runs.groups]]
+  Id = "go-v0.22.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+[[runs]]
+Id = "rust-v0.47.0 x go-master : tcp"
+transport = "tcp"
+
+  [[runs.groups]]
+  Id = "rust-v0.47.0.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+  [[runs.groups]]
+  Id = "go-master.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+[[runs]]
+Id = "rust-v0.47.0 x go-v0.22 : tcp"
+transport = "tcp"
+
+  [[runs.groups]]
+  Id = "rust-v0.47.0.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+  [[runs.groups]]
+  Id = "go-v0.22.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+[[runs]]
+Id = "go-master x go-v0.22 : tcp"
+transport = "tcp"
+
+  [[runs.groups]]
+  Id = "go-master.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+  [[runs.groups]]
+  Id = "go-v0.22.tcp"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "tcp"
+
+[[runs]]
+Id = "go-ckousik x anotherwebrtc : webrtc"
+transport = "webrtc"
+
+  [[runs.groups]]
+  Id = "go-ckousik.webrtc"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "webrtc"
+
+  [[runs.groups]]
+  Id = "anotherwebrtc.webrtc"
+
+    [runs.groups.instances]
+    count = 1
+
+    [runs.groups.test_params]
+    transport = "webrtc"
+
+[[instances]]
+Id = "rust-master.tcp"
+Version = "0.48.0"
+IsMaster = true
+Implementation = "rust"
+CargoFeatures = "libp2pmaster"
+SupportedTransports = [ "tcp" ]
+transport = "tcp"
+
+[[instances]]
+Id = "rust-v0.47.0.tcp"
+Version = "0.47.0"
+Implementation = "rust"
+CargoFeatures = "libp2pv0470"
+SupportedTransports = [ "tcp" ]
+transport = "tcp"
+
+[[instances]]
+Id = "go-master.tcp"
+GoVersion = "1.18"
+IsMaster = true
+Modfile = "go.v0.22.mod"
+Implementation = "go"
+Selector = "v0.22"
+SupportedTransports = [ "tcp" ]
+transport = "tcp"
+
+[[instances]]
+Id = "go-v0.22.tcp"
+GoVersion = "1.18"
+Modfile = "go.v0.22.mod"
+Implementation = "go"
+Selector = "v0.22"
+SupportedTransports = [ "tcp" ]
+transport = "tcp"
+
+[[instances]]
+Id = "go-ckousik.webrtc"
+GoVersion = "1.18"
+Modfile = "go.ckousik.mod"
+Implementation = "go"
+Repository = "https://github.com/ckousik/go-libp2p.git"
+Branch = "ckousik/webrtc"
+Selector = "ckousik"
+SupportedTransports = [ "webrtc" ]
+transport = "webrtc"
+
+[[instances]]
+Id = "anotherwebrtc.webrtc"
+GoVersion = "1.18"
+Modfile = "go.ckousik.mod"
+Implementation = "go"
+Repository = "https://github.com/ckousik/go-libp2p.git"
+Branch = "ckousik/webrtc"
+Selector = "ckousik"
+SupportedTransports = [ "webrtc" ]
+transport = "webrtc"
diff --git a/composer/demo/results.csv b/composer/demo/results.csv
new file mode 100644
index 00000000..d6707299
--- /dev/null
+++ b/composer/demo/results.csv
@@ -0,0 +1,8 @@
+run_index;run_id;status
+0;rust-master x rust-v0.47.0 : tcp;pass
+1;rust-master x go-master : tcp;pass
+2;rust-master x go-v0.22 : tcp;pass
+3;rust-v0.47.0 x go-master : tcp;pass
+4;rust-v0.47.0 x go-v0.22 : tcp;pass
+5;go-master x go-v0.22 : tcp;pass
+6;go-ckousik x anotherwebrtc : webrtc;fail
diff --git a/composer/demo/results.html b/composer/demo/results.html
new file mode 100755
index 00000000..ba97490a
--- /dev/null
+++ b/composer/demo/results.html
@@ -0,0 +1,118 @@
+<html>
+<body>
+<table border=1>
+    <tbody>
+        <tr>
+            <td>Test case</td>
+            <td colspan="3"><strong>Source Host</strong></td>
+            <td rowspan="2">Run <p dir="auto">Test</p></td>
+            <td colspan="3"><strong>Destination Host</strong></td>
+            <td>Expected Res</td>
+        </tr>
+        <tr>
+            <td></td>
+            <td>Imp</td>
+            <td>Ver</td>
+            <td>Trans</td>
+            <td>Imp</td>
+            <td>Ver</td>
+            <td>Trans</td>
+            <td>RTT</td>
+            <td>Status</td>
+        </tr>
+
+            <tr>
+                <td>1</td>
+                <td>rust</td>
+                <td>0.48.0</td>
+                <td>tcp</td>
+                <td>X</td>
+                <td>rust</td>
+                <td>0.47.0</td>
+                <td>tcp</td>
+                <td>rtt</td>
+                <td>pass</td>
+            </tr>
+            
+            <tr>
+                <td>2</td>
+                <td>rust</td>
+                <td>0.48.0</td>
+                <td>tcp</td>
+                <td>X</td>
+                <td>go</td>
+                <td>v0.22</td>
+                <td>tcp</td>
+                <td>rtt</td>
+                <td>pass</td>
+            </tr>
+            
+            <tr>
+                <td>3</td>
+                <td>rust</td>
+                <td>0.48.0</td>
+                <td>tcp</td>
+                <td>X</td>
+                <td>go</td>
+                <td>v0.22</td>
+                <td>tcp</td>
+                <td>rtt</td>
+                <td>pass</td>
+            </tr>
+            
+            <tr>
+                <td>4</td>
+                <td>rust</td>
+                <td>0.47.0</td>
+                <td>tcp</td>
+                <td>X</td>
+                <td>go</td>
+                <td>v0.22</td>
+                <td>tcp</td>
+                <td>rtt</td>
+                <td>pass</td>
+            </tr>
+            
+            <tr>
+                <td>5</td>
+                <td>rust</td>
+                <td>0.47.0</td>
+                <td>tcp</td>
+                <td>X</td>
+                <td>go</td>
+                <td>v0.22</td>
+                <td>tcp</td>
+                <td>rtt</td>
+                <td>pass</td>
+            </tr>
+            
+            <tr>
+                <td>6</td>
+                <td>go</td>
+                <td>v0.22</td>
+                <td>tcp</td>
+                <td>X</td>
+                <td>go</td>
+                <td>v0.22</td>
+                <td>tcp</td>
+                <td>rtt</td>
+                <td>pass</td>
+            </tr>
+            
+            <tr>
+                <td>7</td>
+                <td>go</td>
+                <td>ckousik</td>
+                <td>webrtc</td>
+                <td>X</td>
+                <td>go</td>
+                <td>ckousik</td>
+                <td>webrtc</td>
+                <td>rtt</td>
+                <td>fail</td>
+            </tr>
+            
+    </tbody>
+</table>
+</body>
+</html>
\ No newline at end of file