diff --git a/testground/hello_codex/Dockerfile b/testground/hello_codex/Dockerfile
new file mode 100644
index 00000000..57e979be
--- /dev/null
+++ b/testground/hello_codex/Dockerfile
@@ -0,0 +1,14 @@
+FROM nimlang/nim as builder
+
+RUN apt update -qq && \
+    DEBIAN_FRONTEND="noninteractive" apt install -yq cmake curl make
+
+FROM builder
+
+COPY . .
+
+RUN cd /extra/scratch/nim-codex && make USE_SYSTEM_NIM=1 V=1 update
+
+RUN cd /extra/scratch/nim-codex && make USE_SYSTEM_NIM=1 V=1 hello_codex
+
+ENTRYPOINT ["/extra/scratch/nim-codex/build/hello_codex"]
diff --git a/testground/hello_codex/hello_codex.nim b/testground/hello_codex/hello_codex.nim
new file mode 100644
index 00000000..f47eae10
--- /dev/null
+++ b/testground/hello_codex/hello_codex.nim
@@ -0,0 +1,3 @@
+echo "HELLO FROM CODEX"
+echo "HELLO FROM CODEX"
+echo "HELLO FROM CODEX"
diff --git a/testground/hello_codex/manifest.toml b/testground/hello_codex/manifest.toml
new file mode 100644
index 00000000..013ab6a7
--- /dev/null
+++ b/testground/hello_codex/manifest.toml
@@ -0,0 +1,24 @@
+name = "hello_codex"
+[defaults]
+builder = "docker:generic"
+runner = "local:docker"
+
+[builders."docker:generic"]
+enabled = true
+
+[runners."local:docker"]
+enabled = true
+
+[[testcases]]
+name= "hello_codex"
+instances = { min = 2, default = 2, max = 2 }
+
+# [testcases.params]
+# payload = { type = "string", default = "Hello!" }
+# count = { type = "int", default = 2 }
+# printResult = { type = "bool", default = true }
+
+[extra_sources]
+  docker_generic = [
+    "../../scratch"
+  ]