diff --git a/index.html b/index.html
index 62ea2a4..46699c3 100644
--- a/index.html
+++ b/index.html
@@ -18,6 +18,12 @@
       as="style"
       href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap"
     />
+    <link
+      rel="search"
+      type="application/opensearchdescription+xml"
+      title="Unduck"
+      href="/opensearch.xml"
+    />
     <link
       rel="stylesheet"
       href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap"
diff --git a/public/opensearch.xml b/public/opensearch.xml
new file mode 100644
index 0000000..09f1442
--- /dev/null
+++ b/public/opensearch.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/" xmlns:moz="http://www.mozilla.org/2006/browser/search/">
+    <ShortName>Unduck</ShortName>
+    <Description>A better default search engine (with bangs!)</Description>
+    <Tags>unduck bangs</Tags>
+    <Url rel="results" type="text/html" method="GET" template="https://unduck.abunchofknowitalls.com/?q={searchTerms}"/>
+    <Url rel="suggestions" type="application/x-suggestions+json" template="https://unduck.abunchofknowitalls.com/autocompleter?q={searchTerms}"/>
+    <Url rel="self" type="application/opensearchdescription+xml"  method="GET" template="https://unduck.abunchofknowitalls.com/opensearch.xml" />
+    <Image height="16" width="16" type="image/svg+xml">https://unduck.abunchofknowitalls.com/search.svg</Image>
+    <InputEncoding>UTF-8</InputEncoding>
+    <OutputEncoding>UTF-8</OutputEncoding>
+    <Query role="example" searchTerms="cats !g"/>
+</OpenSearchDescription>
\ No newline at end of file