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diff --git a/Conception/Class diagram/MVC Class Diagram.png b/Conception/Class diagram/MVC Class Diagram.png
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diff --git a/Conception/Composite Structure Diagram/Diagram Structure Composite .png b/Conception/Composite Structure Diagram/Diagram Structure Composite .png
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diff --git a/Conception/Sequence diagram/Déconnexion.png b/Conception/Sequence diagram/Déconnexion.png
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diff --git a/Conception/Sequence diagram/Main.png b/Conception/Sequence diagram/Main.png
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diff --git a/Conception/Sequence diagram/Modification Pseudonyme.png b/Conception/Sequence diagram/Modification Pseudonyme.png
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diff --git a/Conception/Sequence diagram/Réduction de l'agent.png b/Conception/Sequence diagram/Réduction de l'agent.png
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diff --git a/Conception/Sequence diagram/Session de clavardage .png b/Conception/Sequence diagram/Session de clavardage .png
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diff --git a/Conception/State Machine Diagram/Machine a etat Chatapp.png b/Conception/State Machine Diagram/Machine a etat Chatapp.png
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diff --git a/Conception/Use case diagram/USE_CASE.png b/Conception/Use case diagram/USE_CASE.png
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diff --git a/Implementation/.classpath b/Implementation/.classpath
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--- /dev/null
+++ b/Implementation/.classpath
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/Implementation/.gitignore b/Implementation/.gitignore
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+++ b/Implementation/.gitignore
@@ -0,0 +1 @@
+/bin/
diff --git a/Implementation/.project b/Implementation/.project
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--- /dev/null
+++ b/Implementation/.project
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Implementation</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>