diff --git a/css/properties/border-block-color.json b/css/properties/border-block-color.json
index b229a4a6d8f0d0..2e1311c1c7cf9a 100644
--- a/css/properties/border-block-color.json
+++ b/css/properties/border-block-color.json
@@ -4,6 +4,7 @@
       "border-block-color": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-color",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-color",
           "support": {
             "chrome": [
               {
diff --git a/css/properties/border-block-end-color.json b/css/properties/border-block-end-color.json
index 9129e60ff65a9b..fa11710e5c52d5 100644
--- a/css/properties/border-block-end-color.json
+++ b/css/properties/border-block-end-color.json
@@ -4,6 +4,7 @@
       "border-block-end-color": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-end-color",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-end-color",
           "support": {
             "chrome": {
               "version_added": "69"
diff --git a/css/properties/border-block-end-style.json b/css/properties/border-block-end-style.json
index 0b7e707a9d1063..34bc0433b1ea90 100644
--- a/css/properties/border-block-end-style.json
+++ b/css/properties/border-block-end-style.json
@@ -4,6 +4,7 @@
       "border-block-end-style": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-end-style",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-end-style",
           "support": {
             "chrome": {
               "version_added": "69"
diff --git a/css/properties/border-block-end-width.json b/css/properties/border-block-end-width.json
index 13456ad6cda92a..1e63c9c52d73d8 100644
--- a/css/properties/border-block-end-width.json
+++ b/css/properties/border-block-end-width.json
@@ -4,6 +4,7 @@
       "border-block-end-width": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-end-width",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-end-width",
           "support": {
             "chrome": {
               "version_added": "69"
diff --git a/css/properties/border-block-end.json b/css/properties/border-block-end.json
index b1a24c8bb9fffa..ae352dccdfa595 100644
--- a/css/properties/border-block-end.json
+++ b/css/properties/border-block-end.json
@@ -4,6 +4,7 @@
       "border-block-end": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-end",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-end",
           "support": {
             "chrome": {
               "version_added": "69"
diff --git a/css/properties/border-block-start-color.json b/css/properties/border-block-start-color.json
index 330bdcd6c5edd2..2e3f10a0b2a74a 100644
--- a/css/properties/border-block-start-color.json
+++ b/css/properties/border-block-start-color.json
@@ -4,6 +4,7 @@
       "border-block-start-color": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-start-color",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-start-color",
           "support": {
             "chrome": {
               "version_added": "69"
diff --git a/css/properties/border-block-start-style.json b/css/properties/border-block-start-style.json
index 91ab9276202028..145cce53b0dda1 100644
--- a/css/properties/border-block-start-style.json
+++ b/css/properties/border-block-start-style.json
@@ -4,6 +4,7 @@
       "border-block-start-style": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-start-style",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-start-style",
           "support": {
             "chrome": {
               "version_added": "69"
diff --git a/css/properties/border-block-start-width.json b/css/properties/border-block-start-width.json
index 8237959fc35fd4..e9047bbdf77591 100644
--- a/css/properties/border-block-start-width.json
+++ b/css/properties/border-block-start-width.json
@@ -4,6 +4,7 @@
       "border-block-start-width": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-start-width",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-start-width",
           "support": {
             "chrome": {
               "version_added": "69"
diff --git a/css/properties/border-block-start.json b/css/properties/border-block-start.json
index eb9949d5d2702a..5f70980acf7960 100644
--- a/css/properties/border-block-start.json
+++ b/css/properties/border-block-start.json
@@ -4,6 +4,7 @@
       "border-block-start": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-start",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-start",
           "support": {
             "chrome": {
               "version_added": "69"
diff --git a/css/properties/border-block-style.json b/css/properties/border-block-style.json
index f2533cd9540f11..5501a5a9dc3cb6 100644
--- a/css/properties/border-block-style.json
+++ b/css/properties/border-block-style.json
@@ -4,6 +4,7 @@
       "border-block-style": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-style",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-style",
           "support": {
             "chrome": [
               {
diff --git a/css/properties/border-block-width.json b/css/properties/border-block-width.json
index 788dff3bc0a25a..c2c6748a9837e0 100644
--- a/css/properties/border-block-width.json
+++ b/css/properties/border-block-width.json
@@ -4,6 +4,7 @@
       "border-block-width": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-width",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block-width",
           "support": {
             "chrome": [
               {
diff --git a/css/properties/border-block.json b/css/properties/border-block.json
index 6e7585e29661e5..77ac5921acfc46 100644
--- a/css/properties/border-block.json
+++ b/css/properties/border-block.json
@@ -4,6 +4,7 @@
       "border-block": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block",
+          "spec_url": "https://drafts.csswg.org/css-logical/#propdef-border-block",
           "support": {
             "chrome": [
               {
diff --git a/css/properties/border-bottom-color.json b/css/properties/border-bottom-color.json
index e3cb0c95fddd5b..072efa6a8ca3f0 100644
--- a/css/properties/border-bottom-color.json
+++ b/css/properties/border-bottom-color.json
@@ -4,6 +4,7 @@
       "border-bottom-color": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom-color",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#propdef-border-bottom-color",
           "support": {
             "chrome": {
               "version_added": "1"
diff --git a/css/properties/border-bottom-left-radius.json b/css/properties/border-bottom-left-radius.json
index d9967ab2953c6e..ff6d7ba6bfa8bd 100644
--- a/css/properties/border-bottom-left-radius.json
+++ b/css/properties/border-bottom-left-radius.json
@@ -4,6 +4,7 @@
       "border-bottom-left-radius": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom-left-radius",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#propdef-border-bottom-left-radius",
           "support": {
             "chrome": [
               {
diff --git a/css/properties/border-bottom-right-radius.json b/css/properties/border-bottom-right-radius.json
index 9248d575360c16..4ffcddad891588 100644
--- a/css/properties/border-bottom-right-radius.json
+++ b/css/properties/border-bottom-right-radius.json
@@ -4,6 +4,7 @@
       "border-bottom-right-radius": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom-right-radius",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#propdef-border-bottom-right-radius",
           "support": {
             "chrome": [
               {
diff --git a/css/properties/border-bottom-style.json b/css/properties/border-bottom-style.json
index 6bef320a1c996c..b37e92ceaab37f 100644
--- a/css/properties/border-bottom-style.json
+++ b/css/properties/border-bottom-style.json
@@ -4,6 +4,7 @@
       "border-bottom-style": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom-style",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#propdef-border-bottom-style",
           "support": {
             "chrome": {
               "version_added": "1"
diff --git a/css/properties/border-bottom-width.json b/css/properties/border-bottom-width.json
index cd6155a50fb88b..0ab9d21bd01d28 100644
--- a/css/properties/border-bottom-width.json
+++ b/css/properties/border-bottom-width.json
@@ -4,6 +4,7 @@
       "border-bottom-width": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom-width",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#the-border-width",
           "support": {
             "chrome": {
               "version_added": "1"
diff --git a/css/properties/border-bottom.json b/css/properties/border-bottom.json
index 7ea1b394942379..ac82b24b7bc801 100644
--- a/css/properties/border-bottom.json
+++ b/css/properties/border-bottom.json
@@ -4,6 +4,7 @@
       "border-bottom": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#propdef-border-bottom",
           "support": {
             "chrome": {
               "version_added": "1"
diff --git a/css/properties/border-collapse.json b/css/properties/border-collapse.json
index 8ea20e8ebee2fc..dc5ba6e5366ccb 100644
--- a/css/properties/border-collapse.json
+++ b/css/properties/border-collapse.json
@@ -4,6 +4,7 @@
       "border-collapse": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-collapse",
+          "spec_url": "https://drafts.csswg.org/css2/#propdef-border-collapse",
           "support": {
             "chrome": {
               "version_added": "1"
diff --git a/css/properties/border-color.json b/css/properties/border-color.json
index 73f3005b14c741..6d9f725111d821 100644
--- a/css/properties/border-color.json
+++ b/css/properties/border-color.json
@@ -4,6 +4,10 @@
       "border-color": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-color",
+          "spec_url": [
+            "https://drafts.csswg.org/css-logical/#logical-shorthand-keyword",
+            "https://drafts.csswg.org/css-backgrounds/#border-color"
+          ],
           "support": {
             "chrome": {
               "version_added": "1"
diff --git a/css/properties/border-end-end-radius.json b/css/properties/border-end-end-radius.json
index 729a88549a304a..0963627a451c3d 100644
--- a/css/properties/border-end-end-radius.json
+++ b/css/properties/border-end-end-radius.json
@@ -4,6 +4,7 @@
       "border-end-end-radius": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-end-end-radius",
+          "spec_url": "https://drafts.csswg.org/css-logical/#border-radius-properties",
           "support": {
             "chrome": {
               "version_added": "89"
diff --git a/css/properties/border-end-start-radius.json b/css/properties/border-end-start-radius.json
index 461ae30b072d16..d347a45bc54b88 100644
--- a/css/properties/border-end-start-radius.json
+++ b/css/properties/border-end-start-radius.json
@@ -4,6 +4,7 @@
       "border-end-start-radius": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-end-start-radius",
+          "spec_url": "https://drafts.csswg.org/css-logical/#border-radius-properties",
           "support": {
             "chrome": {
               "version_added": "89"
diff --git a/css/properties/border-image-outset.json b/css/properties/border-image-outset.json
index 60b3970c0ac560..94aaf45502232c 100644
--- a/css/properties/border-image-outset.json
+++ b/css/properties/border-image-outset.json
@@ -4,6 +4,7 @@
       "border-image-outset": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-outset",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#the-border-image-outset",
           "support": {
             "chrome": {
               "version_added": "15"
diff --git a/css/properties/border-image-repeat.json b/css/properties/border-image-repeat.json
index 0bc53aa2a776b7..22b9a726d4a11f 100644
--- a/css/properties/border-image-repeat.json
+++ b/css/properties/border-image-repeat.json
@@ -4,6 +4,7 @@
       "border-image-repeat": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-repeat",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#the-border-image-repeat",
           "support": {
             "chrome": {
               "version_added": "15"
diff --git a/css/properties/border-image-slice.json b/css/properties/border-image-slice.json
index f3f5b7dadfad13..d05da975251c4a 100644
--- a/css/properties/border-image-slice.json
+++ b/css/properties/border-image-slice.json
@@ -4,6 +4,7 @@
       "border-image-slice": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-slice",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#the-border-image-slice",
           "support": {
             "chrome": {
               "version_added": "15"
diff --git a/css/properties/border-image-source.json b/css/properties/border-image-source.json
index da14b42f1f86d9..7b865b8e5b0d89 100644
--- a/css/properties/border-image-source.json
+++ b/css/properties/border-image-source.json
@@ -4,6 +4,7 @@
       "border-image-source": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-source",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#the-border-image-source",
           "support": {
             "chrome": {
               "version_added": "15"
diff --git a/css/properties/border-image-width.json b/css/properties/border-image-width.json
index ea453c70eb70c3..3d063201d6e586 100644
--- a/css/properties/border-image-width.json
+++ b/css/properties/border-image-width.json
@@ -4,6 +4,7 @@
       "border-image-width": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-width",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#the-border-image-width",
           "support": {
             "chrome": {
               "version_added": "15"
diff --git a/css/properties/border-image.json b/css/properties/border-image.json
index 0b796ae8be565e..a457927dfc83a9 100644
--- a/css/properties/border-image.json
+++ b/css/properties/border-image.json
@@ -4,6 +4,7 @@
       "border-image": {
         "__compat": {
           "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image",
+          "spec_url": "https://drafts.csswg.org/css-backgrounds/#the-border-image",
           "support": {
             "chrome": [
               {