diff --git a/uml_diagrams/class.jpg b/uml_diagrams/class.jpg
new file mode 100755
index 0000000..a5cc372
Binary files /dev/null and b/uml_diagrams/class.jpg differ
diff --git a/uml_diagrams/component.jpg b/uml_diagrams/component.jpg
new file mode 100755
index 0000000..b85abce
Binary files /dev/null and b/uml_diagrams/component.jpg differ
diff --git a/uml_diagrams/sequence.jpg b/uml_diagrams/sequence.jpg
new file mode 100755
index 0000000..16f35cb
Binary files /dev/null and b/uml_diagrams/sequence.jpg differ
diff --git a/uml_diagrams/use_case.jpg b/uml_diagrams/use_case.jpg
new file mode 100755
index 0000000..cc54fd6
Binary files /dev/null and b/uml_diagrams/use_case.jpg differ