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diff --git a/web/todolist/extract-todos.jq b/web/todolist/extract-todos.jq
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+# Simple jq script to extract all TODO comments in the code base from
+# ripgrep's JSON output.
+#
+# This assumes that the filter used is something like 'TODO\(\w+\):'
+
+# Capture the username and todo entry from an input string.
+def capture_todo:
+  capture("TODO\\((?<user>\\w+)\\):\\s+(?<todo>.*)$");
+
+# Construct a structure with only the fields we need to populate the
+# page.
+def simplify_match:
+  .data as $data
+  | (.data.submatches[0].match.text | capture_todo) as $capture
+  | {
+     file: ($data | .path.text | sub("/nix/store/.+-depot/"; "")),
+     line: ($data | .line_number),
+     todo: ($capture | .todo),
+     user: ($capture | .user),
+     };
+
+# Group all matches first by the user and return them in sorted order
+# by the file in which they appear. This matches the presentation
+# order on the website.
+def group_by_user: .
+    | group_by(.user)
+    | map(sort_by(.file));
+
+# main:
+map(select(.type == "match") | simplify_match) | group_by_user