diff --git a/extra/springies/authors.txt b/extra/springies/authors.txt
new file mode 100644
index 0000000000..6cfd5da273
--- /dev/null
+++ b/extra/springies/authors.txt
@@ -0,0 +1 @@
+Eduardo Cavazos
diff --git a/extra/springies/summary.txt b/extra/springies/summary.txt
new file mode 100644
index 0000000000..edd2bf3667
--- /dev/null
+++ b/extra/springies/summary.txt
@@ -0,0 +1 @@
+Mass and spring simulation (inspired by xspringies)
diff --git a/extra/springies/tags.factor b/extra/springies/tags.factor
new file mode 100644
index 0000000000..375ac57169
--- /dev/null
+++ b/extra/springies/tags.factor
@@ -0,0 +1,3 @@
+simulation
+physics
+demos
\ No newline at end of file