diff --git a/Backend-libXML/sample/minimize/minimize.curl b/Backend-libXML/sample/minimize/minimize.curl
new file mode 100644
index 0000000..f75d62a
--- /dev/null
+++ b/Backend-libXML/sample/minimize/minimize.curl
@@ -0,0 +1,3 @@
+url = "http://localhost:5000/minimizepost"
+data = "@minimize.json"
+request = POST
diff --git a/Backend-libXML/sample/minimize/minimize.json b/Backend-libXML/sample/minimize/minimize.json
new file mode 100644
index 0000000..10bfc79
--- /dev/null
+++ b/Backend-libXML/sample/minimize/minimize.json
@@ -0,0 +1,5 @@
+{
+    "data": "<b:books xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns='http://www.demo.com' xmlns:b='http://www.book.com' xmlns:a='http://www.author.com'><b:book id='1'><b:name>Hamlet</b:name><b:date>2001-05-04</b:date><a:authorId>1</a:authorId><b:availability>false</b:availability></b:book><b:book id='2'><b:name>Macbeth</b:name><b:date>2000-12-13</b:date><a:authorId>1</a:authorId><b:availability>false</b:availability></b:book><b:book id='3'><b:name>Harry Potter and the Sorcerer's Stone</b:name><b:date>2005-04-29</b:date><a:authorId>2</a:authorId><b:availability>true</b:availability></b:book><b:book id='4'><b:name>The Long Walk</b:name><b:date>2018-07-01</b:date><a:authorId>4</a:authorId><b:availability>true</b:availability></b:book><b:book id='5'><b:name>Misery</b:name><b:date>2018-01-31</b:date><a:authorId>4</a:authorId><b:availability>true</b:availability></b:book><b:book id='6'><b:name>Think and Grow Rich</b:name><b:date>2004-09-10</b:date><a:authorId>6</a:authorId><b:availability>true</b:availability></b:book><b:book id='7'><b:name>The Law of Success</b:name><b:date>1982-05-09</b:date><a:authorId>6</a:authorId><b:availability>false</b:availability></b:book><b:book id='8'><b:name>Patriot Games</b:name><b:date>1995-10-21</b:date><a:authorId>5</a:authorId><b:availability>false</b:availability></b:book><b:book id='9'><b:name>The Sum of All Fears</b:name><b:date>1992-09-19</b:date><a:authorId>5</a:authorId><b:availability>false</b:availability></b:book><b:book id='10'><b:name>The Alchemist</b:name><b:date>2017-02-20</b:date><a:authorId>3</a:authorId><b:availability>false</b:availability></b:book><b:book id='11'><b:name>Hamlet</b:name><b:date>1994-06-01</b:date><a:authorId>1</a:authorId><b:availability>false</b:availability></b:book><b:book id='12'><b:name>Measure for Measure</b:name><b:date>1990-03-23</b:date><a:authorId>1</a:authorId><b:availability>false</b:availability></b:book><b:book id='13'><b:name>Hamlet</b:name><b:date>1989-05-05</b:date><a:authorId>1</a:authorId><b:availability>true</b:availability></b:book><b:book id='14'><b:name>Hamlet</b:name><b:date>1999-05-30</b:date><a:authorId>1</a:authorId><b:availability>true</b:availability></b:book><b:book id='15'><b:name>The Law of Success</b:name><b:date>2004-11-26</b:date><a:authorId>6</a:authorId><b:availability>true</b:availability></b:book><b:book id='16'><b:name>Romeo and Juliet</b:name><b:date>1997-02-08</b:date><a:authorId>1</a:authorId><b:availability>true</b:availability></b:book><b:book id='17'><b:name>The Alchemist</b:name><b:date>2009-08-21</b:date><a:authorId>3</a:authorId><b:availability>true</b:availability></b:book></b:books>",
+    "processor": "libxml",
+    "version": "1.0"
+}
diff --git a/Backend-libXML/sample/minimize/pretty b/Backend-libXML/sample/minimize/pretty
new file mode 100644
index 0000000..7690e96
--- /dev/null
+++ b/Backend-libXML/sample/minimize/pretty
@@ -0,0 +1,104 @@
+<b:books xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.demo.com" xmlns:b="http://www.book.com" xmlns:a="http://www.author.com">
+  <b:book id="1">
+    <b:name>Hamlet</b:name>
+    <b:date>2001-05-04</b:date>
+    <a:authorId>1</a:authorId>
+    <b:availability>false</b:availability>
+  </b:book>
+  <b:book id="2">
+    <b:name>Macbeth</b:name>
+    <b:date>2000-12-13</b:date>
+    <a:authorId>1</a:authorId>
+    <b:availability>false</b:availability>
+  </b:book>
+  <b:book id="3">
+    <b:name>Harry Potter and the Sorcerer's Stone</b:name>
+    <b:date>2005-04-29</b:date>
+    <a:authorId>2</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+  <b:book id="4">
+    <b:name>The Long Walk</b:name>
+    <b:date>2018-07-01</b:date>
+    <a:authorId>4</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+  <b:book id="5">
+    <b:name>Misery</b:name>
+    <b:date>2018-01-31</b:date>
+    <a:authorId>4</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+  <b:book id="6">
+    <b:name>Think and Grow Rich</b:name>
+    <b:date>2004-09-10</b:date>
+    <a:authorId>6</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+  <b:book id="7">
+    <b:name>The Law of Success</b:name>
+    <b:date>1982-05-09</b:date>
+    <a:authorId>6</a:authorId>
+    <b:availability>false</b:availability>
+  </b:book>
+  <b:book id="8">
+    <b:name>Patriot Games</b:name>
+    <b:date>1995-10-21</b:date>
+    <a:authorId>5</a:authorId>
+    <b:availability>false</b:availability>
+  </b:book>
+  <b:book id="9">
+    <b:name>The Sum of All Fears</b:name>
+    <b:date>1992-09-19</b:date>
+    <a:authorId>5</a:authorId>
+    <b:availability>false</b:availability>
+  </b:book>
+  <b:book id="10">
+    <b:name>The Alchemist</b:name>
+    <b:date>2017-02-20</b:date>
+    <a:authorId>3</a:authorId>
+    <b:availability>false</b:availability>
+  </b:book>
+  <b:book id="11">
+    <b:name>Hamlet</b:name>
+    <b:date>1994-06-01</b:date>
+    <a:authorId>1</a:authorId>
+    <b:availability>false</b:availability>
+  </b:book>
+  <b:book id="12">
+    <b:name>Measure for Measure</b:name>
+    <b:date>1990-03-23</b:date>
+    <a:authorId>1</a:authorId>
+    <b:availability>false</b:availability>
+  </b:book>
+  <b:book id="13">
+    <b:name>Hamlet</b:name>
+    <b:date>1989-05-05</b:date>
+    <a:authorId>1</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+  <b:book id="14">
+    <b:name>Hamlet</b:name>
+    <b:date>1999-05-30</b:date>
+    <a:authorId>1</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+  <b:book id="15">
+    <b:name>The Law of Success</b:name>
+    <b:date>2004-11-26</b:date>
+    <a:authorId>6</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+  <b:book id="16">
+    <b:name>Romeo and Juliet</b:name>
+    <b:date>1997-02-08</b:date>
+    <a:authorId>1</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+  <b:book id="17">
+    <b:name>The Alchemist</b:name>
+    <b:date>2009-08-21</b:date>
+    <a:authorId>3</a:authorId>
+    <b:availability>true</b:availability>
+  </b:book>
+</b:books>
diff --git a/Backend-libXML/sample/prettify/prettify.curl b/Backend-libXML/sample/prettify/prettify.curl
new file mode 100644
index 0000000..643474d
--- /dev/null
+++ b/Backend-libXML/sample/prettify/prettify.curl
@@ -0,0 +1,3 @@
+url = "http://localhost:5000/prettifypost"
+data = "@prettify.json"
+request = POST
diff --git a/Backend-libXML/sample/prettify/prettify.json b/Backend-libXML/sample/prettify/prettify.json
new file mode 100644
index 0000000..10bfc79
--- /dev/null
+++ b/Backend-libXML/sample/prettify/prettify.json
@@ -0,0 +1,5 @@
+{
+    "data": "<b:books xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns='http://www.demo.com' xmlns:b='http://www.book.com' xmlns:a='http://www.author.com'><b:book id='1'><b:name>Hamlet</b:name><b:date>2001-05-04</b:date><a:authorId>1</a:authorId><b:availability>false</b:availability></b:book><b:book id='2'><b:name>Macbeth</b:name><b:date>2000-12-13</b:date><a:authorId>1</a:authorId><b:availability>false</b:availability></b:book><b:book id='3'><b:name>Harry Potter and the Sorcerer's Stone</b:name><b:date>2005-04-29</b:date><a:authorId>2</a:authorId><b:availability>true</b:availability></b:book><b:book id='4'><b:name>The Long Walk</b:name><b:date>2018-07-01</b:date><a:authorId>4</a:authorId><b:availability>true</b:availability></b:book><b:book id='5'><b:name>Misery</b:name><b:date>2018-01-31</b:date><a:authorId>4</a:authorId><b:availability>true</b:availability></b:book><b:book id='6'><b:name>Think and Grow Rich</b:name><b:date>2004-09-10</b:date><a:authorId>6</a:authorId><b:availability>true</b:availability></b:book><b:book id='7'><b:name>The Law of Success</b:name><b:date>1982-05-09</b:date><a:authorId>6</a:authorId><b:availability>false</b:availability></b:book><b:book id='8'><b:name>Patriot Games</b:name><b:date>1995-10-21</b:date><a:authorId>5</a:authorId><b:availability>false</b:availability></b:book><b:book id='9'><b:name>The Sum of All Fears</b:name><b:date>1992-09-19</b:date><a:authorId>5</a:authorId><b:availability>false</b:availability></b:book><b:book id='10'><b:name>The Alchemist</b:name><b:date>2017-02-20</b:date><a:authorId>3</a:authorId><b:availability>false</b:availability></b:book><b:book id='11'><b:name>Hamlet</b:name><b:date>1994-06-01</b:date><a:authorId>1</a:authorId><b:availability>false</b:availability></b:book><b:book id='12'><b:name>Measure for Measure</b:name><b:date>1990-03-23</b:date><a:authorId>1</a:authorId><b:availability>false</b:availability></b:book><b:book id='13'><b:name>Hamlet</b:name><b:date>1989-05-05</b:date><a:authorId>1</a:authorId><b:availability>true</b:availability></b:book><b:book id='14'><b:name>Hamlet</b:name><b:date>1999-05-30</b:date><a:authorId>1</a:authorId><b:availability>true</b:availability></b:book><b:book id='15'><b:name>The Law of Success</b:name><b:date>2004-11-26</b:date><a:authorId>6</a:authorId><b:availability>true</b:availability></b:book><b:book id='16'><b:name>Romeo and Juliet</b:name><b:date>1997-02-08</b:date><a:authorId>1</a:authorId><b:availability>true</b:availability></b:book><b:book id='17'><b:name>The Alchemist</b:name><b:date>2009-08-21</b:date><a:authorId>3</a:authorId><b:availability>true</b:availability></b:book></b:books>",
+    "processor": "libxml",
+    "version": "1.0"
+}