diff --git a/VERSIONS.txt b/VERSIONS.txt
new file mode 100644
index 0000000..573efb8
--- /dev/null
+++ b/VERSIONS.txt
@@ -0,0 +1,9 @@
+1.0.0 (2022-03-01)
+- official release
+
+rc2 (2022-02-27)
+- updated documentation, minor fixes
+- fixed some optical issues.
+
+0.99-rc1 (2022-02-22)
+- initial rc
\ No newline at end of file