diff --git a/.builds/alpine.yml b/.builds/alpine.yml
new file mode 100644
index 0000000000..f69280d852
--- /dev/null
+++ b/.builds/alpine.yml
@@ -0,0 +1,19 @@
+image: alpine/latest
+packages:
+  - curl
+  - gcc
+  - libffi-dev
+  - musl-dev
+  - openssl-dev
+  - python3-dev
+sources:
+  - https://github.com/python-trio/trio
+tasks:
+  - test: |
+      python3 -m venv venv
+      source venv/bin/activate
+      cd trio
+      CI_BUILD_ID=$JOB_ID CI_BUILD_URL=$JOB_URL ./ci.sh
+environment:
+  CODECOV_TOKEN: 87cefb17-c44b-4f2f-8b30-1fff5769ce46
+  JOB_NAME: Alpine
diff --git a/.builds/fedora.yml b/.builds/fedora.yml
new file mode 100644
index 0000000000..133cf3d40f
--- /dev/null
+++ b/.builds/fedora.yml
@@ -0,0 +1,14 @@
+image: fedora/rawhide
+packages:
+  - python3-pip
+sources:
+  - https://github.com/python-trio/trio
+tasks:
+  - test: |
+      python3 -m venv venv
+      source venv/bin/activate
+      cd trio
+      CI_BUILD_ID=$JOB_ID CI_BUILD_URL=$JOB_URL ./ci.sh
+environment:
+  CODECOV_TOKEN: 87cefb17-c44b-4f2f-8b30-1fff5769ce46
+  JOB_NAME: Fedora
diff --git a/.builds/freebsd.yml b/.builds/freebsd.yml
new file mode 100644
index 0000000000..34e95cb099
--- /dev/null
+++ b/.builds/freebsd.yml
@@ -0,0 +1,17 @@
+image: freebsd/latest
+packages:
+  - curl
+  - python38
+  - py38-sqlite3
+sources:
+  - https://github.com/python-trio/trio
+tasks:
+  - setup: sudo ln -s /usr/local/bin/bash /bin/bash
+  - test: |
+      python3.8 -m venv venv
+      source venv/bin/activate
+      cd trio
+      CI_BUILD_ID=$JOB_ID CI_BUILD_URL=$JOB_URL ./ci.sh
+environment:
+  CODECOV_TOKEN: 87cefb17-c44b-4f2f-8b30-1fff5769ce46
+  JOB_NAME: FreeBSD
diff --git a/ci.sh b/ci.sh
index c48062a501..430bfcff00 100755
--- a/ci.sh
+++ b/ci.sh
@@ -3,6 +3,7 @@
 set -ex -o pipefail
 
 # Log some general info about the environment
+uname -a
 env | sort
 
 if [ "$JOB_NAME" = "" ]; then