diff --git a/graveyard.json b/graveyard.json
index 45f5b3bb..42d6007d 100644
--- a/graveyard.json
+++ b/graveyard.json
@@ -251,7 +251,7 @@
     "dateClose": "2021-03-31",
     "dateOpen": "2011-09-25",
     "description": "Google Crisis Map was a website that allowed to create, publish, and share maps by combining layers from anywhere on the web.",
-    "link": "https://support.google.com/maps/answer/10394155",
+    "link": "https://web.archive.org/web/20211209021628/https://support.google.com/maps/answer/10394155",
     "name": "Google Crisis Map",
     "type": "service"
   },
@@ -1155,7 +1155,7 @@
     "dateClose": "2009-03-30",
     "dateOpen": "2007-09-30",
     "description": "Google Shared Stuff was a web page sharing system that allowed users to bookmark pages and share them.",
-    "link": "https://www.google.com/s2/sharing/stuff",
+    "link": "https://web.archive.org/web/20080904000312/https://www.google.com/s2/sharing/stuff",
     "name": "Google Shared Stuff",
     "type": "service"
   },
@@ -1355,7 +1355,7 @@
     "dateClose": "2018-04-01",
     "dateOpen": "2008-11-13",
     "description": "Google's Site Search was a service that enabled any website to add a custom search field powered by Google.",
-    "link": "https://enterprise.google.com/search/products/gss.html",
+    "link": "https://web.archive.org/web/20180804001326/https://enterprise.google.com/search/products/gss.html",
     "name": "Google Site Search",
     "type": "service"
   },
@@ -1619,7 +1619,7 @@
     "dateClose": "2018-04-10",
     "dateOpen": "2010-07-01",
     "description": "A service that Google developed for long-tail travel clients. ITA Software will create a new, easier way for users to find better flight information online, which should encourage more users to make their flight purchases online.",
-    "link": "https://developers.google.com/qpx-express/",
+    "link": "https://web.archive.org/web/20190402190950/https://developers.google.com/qpx-express/",
     "name": "qpx-express-API",
     "type": "service"
   },
@@ -1779,7 +1779,7 @@
     "dateClose": "2019-01-15",
     "dateOpen": "2013-03-19",
     "description": "Google Realtime API provided ways to synchronize resources between devices. It operated on files stored on Google Drive.",
-    "link": "https://developers.google.com/realtime/deprecation",
+    "link": "https://web.archive.org/web/20181220223930/https://developers.google.com/realtime/deprecation",
     "name": "Google Realtime API",
     "type": "service"
   },
@@ -1795,7 +1795,7 @@
     "dateClose": "2013-11-11",
     "dateOpen": "2010-12-09",
     "description": "Google Trader was a classifieds service run by Google in Ghana, Uganda, Kenya, and Nigeria to help customers trade goods and services online.",
-    "link": "https://www.google.com.gh/local/trader/",
+    "link": "https://web.archive.org/web/20130313193605/https://www.google.com.gh/local/trader/",
     "name": "Google Trader",
     "type": "service"
   },
@@ -1859,7 +1859,7 @@
     "dateClose": "2019-12-04",
     "dateOpen": "2009-06-08",
     "description": "Google Translator Toolkit was a web application which allowed translators to edit and manage translations generated by Google Translate.",
-    "link": "https://support.google.com/translatortoolkit/answer/9462068",
+    "link": "https://web.archive.org/web/20191115163453/https://support.google.com/translatortoolkit/answer/9462068",
     "name": "Google Translator Toolkit",
     "type": "service"
   },
@@ -1939,7 +1939,7 @@
     "dateClose": "2019-10-01",
     "dateOpen": "2013-11-21",
     "description": "Message Center was a web console where Gmail users could view and manage spam email messages.",
-    "link": "https://support.google.com/a/answer/9275489",
+    "link": "https://web.archive.org/web/20200806193905/https://support.google.com/a/answer/9275489",
     "name": "Message Center",
     "type": "service"
   },
@@ -2035,7 +2035,7 @@
     "dateClose": "2021-06-30",
     "dateOpen": "2017-11-01",
     "description": "Poly was a distribution platform for creators to share 3D objects.",
-    "link": "https://support.google.com/poly/answer/10192635",
+    "link": "https://web.archive.org/web/20201202153708/https://support.google.com/poly/answer/10192635",
     "name": "Poly",
     "type": "service"
   },
@@ -2083,7 +2083,7 @@
     "dateClose": "2021-12-16",
     "dateOpen": "2018-05-08",
     "description": "Material Gallery was a collaboration tool for UI designers, optimized for Google's Material Design, with mobile preview apps and a Sketch plugin.",
-    "link": "https://support.google.com/materialgallery/answer/11044972?hl=en&ref_topic=11045865",
+    "link": "https://web.archive.org/web/20230706151910/https://support.google.com/materialgallery/answer/11044972",
     "name": "Material Gallery",
     "type": "service"
   },
@@ -2227,7 +2227,7 @@
     "name": "Conversational Actions",
     "dateOpen": "2016-10-04",
     "dateClose": "2023-06-13",
-    "link": "https://developers.google.com/assistant/conversational/overview",
+    "link": "https://web.archive.org/web/20230430231035/https://developers.google.com/assistant/conversational/overview",
     "description": "Conversational Actions extended the functionality of Google Assistant by allowing 3rd party developers to create custom experiences, or conversations, for users of Google Assistant.",
     "type": "service"
   },
@@ -2299,7 +2299,7 @@
     "name": "Google Optimize",
     "dateOpen": "2012-06-01",
     "dateClose": "2023-09-30",
-    "link": "https://support.google.com/optimize/answer/12979939",
+    "link": "https://web.archive.org/web/20230120214459/https://support.google.com/optimize/answer/12979939",
     "description": "Google Optimize was a web analytics and testing tool that allowed users to run experiments aimed at increasing visitor conversion rates and overall satisfaction.",
     "type": "service"
   },