diff --git a/TODO b/TODO
index 5969177..5a32962 100644
--- a/TODO
+++ b/TODO
@@ -100,6 +100,7 @@ build system:
 * VC, XCode, etc project files?
 * single header(s)
 * cross compile (rpi etc.)
+* consider tuist (https://tuist.io/), bazel (https://bazel.build/), pants (https://www.pantsbuild.org/), buck (https://buck2.build/), please (https://please.build/index.html) for mobile apps
 
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