diff --git a/sample/profiles/Instruments/8.3.3/integer-uniquer-data.grammar b/sample/profiles/Instruments/8.3.3/integer-uniquer-data.grammar
new file mode 100644
index 0000000..f8c02ee
--- /dev/null
+++ b/sample/profiles/Instruments/8.3.3/integer-uniquer-data.grammar
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ufwb version="1.17">
+    <grammar name="Integer Uniquer Data" start="id:165" author="Jamie Wong">
+        <description>Grammar for my file format</description>
+        <structure name="Root" id="165" encoding="ISO_8859-1:1987" endian="little" signed="no">
+            <binary name="Header" id="166" length="32"/>
+            <structure name="Array" id="167" repeatmax="-1">
+                <number name="Size" id="168" fillcolor="CEFFD2" type="integer" length="4"/>
+                <structure name="Data" id="169" repeatmin="Size" repeatmax="Size">
+                    <number name="Value" id="170" type="integer" length="8"/>
+                </structure>
+            </structure>
+        </structure>
+    </grammar>
+</ufwb>
diff --git a/sample/profiles/Instruments/8.3.3/object-allocations.grammar b/sample/profiles/Instruments/8.3.3/object-allocations.grammar
new file mode 100644
index 0000000..6379941
--- /dev/null
+++ b/sample/profiles/Instruments/8.3.3/object-allocations.grammar
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ufwb version="1.17">
+    <grammar name="Instruments Object Allocations" start="id:1" author="Jamie Wong">
+        <description>Grammar for my file format</description>
+        <structure name="oa" id="1" encoding="ISO_8859-1:1987" endian="little" signed="no">
+            <structure name="Header" id="2" length="Size">
+                <number name="&lt;new number&gt;" id="3" type="integer" length="4"/>
+                <number name="&lt;new number&gt;-1" id="4" type="integer" length="4"/>
+                <number name="&lt;new number&gt;-1-1" id="5" type="integer" length="4"/>
+                <number name="Size" id="6" type="integer" length="4"/>
+                <number name="BytesPerEntry" id="7" type="integer" length="4"/>
+            </structure>
+            <structure name="Data" id="9" length="BytesPerEntry" repeatmax="-1">
+                <number name="Timestamp" id="10" fillcolor="6EFF71" type="integer" length="8"/>
+                <number name="Address" id="11" fillcolor="8AC4FF" type="integer" length="8" display="hex"/>
+                <binary name="&lt;Binary Fill Bytes&gt;" id="12" unused="yes" length="8"/>
+                <number name="Size" id="13" fillcolor="CF6EFF" type="integer" length="4" signed="yes"/>
+                <number name="AlsoSize?" id="14" fillcolor="FF7AD4" type="integer" length="4"/>
+                <binary name="&lt;Binary Fill Bytes&gt;-1" id="15" unused="yes" length="8"/>
+                <number name="Backtrace" id="16" type="integer" length="4"/>
+                <binary name="&lt;Binary Fill Bytes&gt;-1-1" id="17" unused="yes" length="2"/>
+                <number name="???" id="18" fillcolor="FF7A65" type="integer" length="4"/>
+            </structure>
+        </structure>
+    </grammar>
+</ufwb>
diff --git a/sample/profiles/Instruments/8.3.3/time-sample-bulkstore.grammar b/sample/profiles/Instruments/8.3.3/time-sample-bulkstore.grammar
new file mode 100644
index 0000000..b890d35
--- /dev/null
+++ b/sample/profiles/Instruments/8.3.3/time-sample-bulkstore.grammar
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ufwb version="1.17">
+    <grammar name="time-sample bulkstore" start="id:1" author="Jamie Wong" fileextension="bin" uti="com.apple.macbinary-archive">
+        <description>Grammar for BIN files</description>
+        <structure name="time-sample bulkstore" id="1" length="0" encoding="ISO_8859-1:1987" endian="little" signed="no">
+            <structure name="Header" id="2" length="Size" endian="little">
+                <binary name="???0" id="3" length="4"/>
+                <number name="???1" id="4" type="integer" length="4"/>
+                <number name="???2" id="5" type="integer" length="4"/>
+                <number name="Size" id="6" type="integer" length="4"/>
+                <number name="BytesPerEntry" id="7" type="integer" length="2"/>
+                <number name="???4" id="8" type="integer" length="4"/>
+                <number name="???5" id="9" type="integer" length="4"/>
+            </structure>
+            <structure name="Data" id="11" length="BytesPerEntry" repeatmax="-1">
+                <number name="Timestamp" id="12" fillcolor="33FF70" type="integer" length="6" endian="little"/>
+                <binary name="&lt;Binary Fill Bytes&gt;" id="13" unused="yes" length="23"/>
+                <number name="Backtrace ID" id="14" fillcolor="FF8284" type="integer" length="4" endian="little"/>
+            </structure>
+        </structure>
+    </grammar>
+</ufwb>