From ffd363caf7a51ebb37b6f121ace7e266a01d0776 Mon Sep 17 00:00:00 2001
From: Mikael Zayenz Lagerkvist <zayenz@egwene.local>
Date: Mon, 13 Jul 2026 21:14:37 +0200
Subject: [PATCH] Update Global Constraint Catalog link

---
 index.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.html b/index.html
index 7f2a31f09..d52ca19dc 100755
--- a/index.html
+++ b/index.html
@@ -24,7 +24,7 @@ <h2>Gecode</h2>
       that come predefined with Gecode.</dd>
   
   <dt>comprehensive</dt>
-  <dd>Gecode has a comprehensive set of features: constraints over integers, Booleans, sets, and floats (it implements more than 70 constraints from the <a href="http://www.emn.fr/z-info/sdemasse/gccat/">Global Constraint Catalog</a> and many more on top); C++ modeling layer; advanced branching heuristics (accumulated failure count, activity); many search engines (parallel, interactive graphical, restarts); automatic symmetry breaking (LDSB); no-goods from restarts; MiniZinc support; and many more.
+  <dd>Gecode has a comprehensive set of features: constraints over integers, Booleans, sets, and floats (it implements more than 70 constraints from the <a href="https://sofdem.github.io/gccat/">Global Constraint Catalog</a> and many more on top); C++ modeling layer; advanced branching heuristics (accumulated failure count, activity); many search engines (parallel, interactive graphical, restarts); automatic symmetry breaking (LDSB); no-goods from restarts; MiniZinc support; and many more.
   </dd>  
   <dt>efficient</dt>
   <dd>Gecode offers excellent performance with respect to both runtime and