diff --git a/index.html b/index.html
index 1b6d5de..4f53e19 100644
--- a/index.html
+++ b/index.html
@@ -473,6 +473,18 @@
 				<span class="app-tag">travel</span>
 			</a>
 
+			<a href="https://rinbox.online" class="app-card">
+				<div class="app-header">
+					<span class="app-emoji">✉️</span>
+					<div>
+						<div class="app-name">rInbox</div>
+						<div class="app-domain">rinbox.online</div>
+					</div>
+				</div>
+				<div class="app-desc">Shared group inbox with multi-sig approval workflows. Self-hosted email for communities with entity extraction and graph-based discourse.</div>
+				<span class="app-tag">communication</span>
+			</a>
+
 			<a href="https://rnetwork.online" class="app-card">
 				<div class="app-header">
 					<span class="app-emoji">🕸</span>