diff --git a/.buildbot.sh b/.buildbot.sh
old mode 100644
new mode 100755
index 5b3f52b93e219..a6f3818ff2e18
--- a/.buildbot.sh
+++ b/.buildbot.sh
@@ -16,3 +16,48 @@ ulimit -d $((1024 * 1024 * 8)) # 8 GiB
 
 ENABLE_GC_ASSERTIONS=true /usr/bin/time -v python3 x.py test --stage 2 --config .buildbot.config.toml --exclude rustdoc-json --exclude debuginfo
 
+# Install rustup
+
+curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > rustup.sh
+sh rustup.sh --default-host x86_64-unknown-linux-gnu \
+    --default-toolchain nightly \
+    --no-modify-path \
+    --profile minimal \
+    -y
+export PATH=`pwd`/.cargo/bin/:$PATH
+
+rustup toolchain link alloy build/x86_64-unknown-linux-gnu/stage1
+
+# Build and test yksom
+git clone --recursive https://github.com/softdevteam/yksom
+cd yksom
+
+# Annoying hack needed in order to build a non-workspace crate inside alloy.
+echo "[workspace]" >> Cargo.toml
+
+cargo +alloy test
+cargo +alloy test --release
+
+cargo +alloy run  -- --cp SOM/Smalltalk SOM/TestSuite/TestHarness.som
+cargo +alloy run --release -- --cp SOM/Smalltalk SOM/TestSuite/TestHarness.som
+
+cargo +alloy run --release -- --cp SOM/Smalltalk:lang_tests hello_world1
+
+cd SOM
+cargo +alloy run --release -- \
+  --cp Smalltalk:TestSuite:SomSom/src/compiler:SomSom/src/vm:SomSom/src/vmobjects:SomSom/src/interpreter:SomSom/src/primitives \
+  SomSom/tests/SomSomTests.som
+cargo +alloy run --release -- \
+  --cp Smalltalk:Examples/Benchmarks/GraphSearch \
+  Examples/Benchmarks/BenchmarkHarness.som GraphSearch 10 4
+
+# Build and test grmtools
+cd ../
+git clone https://github.com/softdevteam/grmtools
+cd grmtools
+
+cargo +alloy test
+cargo +alloy test --release
+
+cargo +alloy test --lib cfgrammar --features serde
+cargo +alloy test --lib lrpar --features serde