diff --git a/.cdb.json b/.cdb.json
new file mode 100644
index 0000000..74fac96
--- /dev/null
+++ b/.cdb.json
@@ -0,0 +1,9 @@
+{
+	"title": "Xiangqi",
+	"name": "xiangqi",
+	"short_description": "Xiangqi (Chinese chess)",
+	"dev_state": "WIP",
+	"tags": ["mini-game"],
+	"license": "AGPL-3.0-only",
+	"media_license": "CC0-1.0"
+}
diff --git a/README.md b/README.md
index 6f810a2..ac2cbaa 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,9 @@ the selected figure to the target position.
 
 The figures face the side that should make a move.
 
-Wikipedia has a page on the rules (and pieces) of Xiangqi.
+Wikipedia has a page on the [rules of Xiangqi][xiangqi-rules].
+
+[xiangqi-rules]: https://en.wikipedia.org/wiki/Xiangqi#Rules
 
 ## Limitations/To-do
 
@@ -25,7 +27,9 @@ Wikipedia has a page on the rules (and pieces) of Xiangqi.
 * The figures may appear weird in certain circumstances.
 
 ## Licenses
+The source code is licensed under [GNU AGPLv3][agplv3] ONLY. Textures
+are licensed under [CC0][cc0] 1.0 (as these are likely ineligible for
+copyright in the first place).
 
-* The source code is licensed under GNU AGPLv3.
-* Textures (see below for exceptions) are licensed under CC0.
-* `xiangqi_figures.png` is licensed under SIL OFL.
+[agplv3]: https://www.gnu.org/licenses/agpl-3.0.en.html
+[cc0]: https://creativecommons.org/publicdomain/zero/1.0/legalcode