diff --git a/.cirrus.yml b/.cirrus.yml
new file mode 100644
index 0000000..f140fee
--- /dev/null
+++ b/.cirrus.yml
@@ -0,0 +1,44 @@
+env:
+  MAKEJOBS: "-j4"
+  RUN_TESTS: "true"
+  BASE_OUTDIR: "$CIRRUS_WORKING_DIR/out_dir_base"
+  DEBIAN_FRONTEND: "noninteractive"
+
+task:
+  container:
+    image: ubuntu:focal
+    cpu: 1
+    memory: 1G
+    greedy: true  # https://medium.com/cirruslabs/introducing-greedy-container-instances-29aad06dc2b4
+
+  matrix:
+    - name: "gcc"
+      env:
+        CC: "gcc"
+        CXX: "g++"
+        APT_PKGS: "gcc"
+    - name: "clang"
+      env:
+        CC: "clang"
+        CXX: "clang++"
+        APT_PKGS: "clang"
+    - name: "mingw"
+      env:
+        CC: ""
+        CXX: ""
+        UNIVALUE_CONFIG: "--host=x86_64-w64-mingw32"
+        APT_PKGS: "g++-mingw-w64-x86-64 gcc-mingw-w64-x86-64 binutils-mingw-w64-x86-64"
+        RUN_TESTS: "false"
+
+  install_script:
+    - apt update
+    - apt install -y pkg-config build-essential libtool autotools-dev automake bsdmainutils
+    - apt install -y $APT_PKGS
+  autogen_script:
+     - ./autogen.sh
+  configure_script:
+     - ./configure --cache-file=config.cache --bindir=$BASE_OUTDIR/bin --libdir=$BASE_OUTDIR/lib $UNIVALUE_CONFIG
+  make_script:
+     - make $MAKEJOBS V=1
+  test_script:
+     - if [ "$RUN_TESTS" = "true" ]; then make $MAKEJOBS distcheck; fi
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 43a1ed3..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,51 +0,0 @@
-language: cpp
-
-compiler:
-  - clang
-  - gcc
-
-os:
-  - linux
-  - osx
-
-sudo: false
-
-env:
-  global:
-    - MAKEJOBS=-j3
-    - RUN_TESTS=true
-    - BASE_OUTDIR=$TRAVIS_BUILD_DIR/out
-
-cache:
-  apt: true
-
-addons:
-  apt:
-    packages:
-      - pkg-config
-
-before_script:
-  - if [ -n "$USE_SHELL" ]; then export CONFIG_SHELL="$USE_SHELL"; fi
-  - test -n "$USE_SHELL" && eval '"$USE_SHELL" -c "./autogen.sh"' || ./autogen.sh
-
-script:
-  - if [ -n "$UNIVALUE_CONFIG" ]; then unset CC; unset CXX; fi
-  - OUTDIR=$BASE_OUTDIR/$TRAVIS_PULL_REQUEST/$TRAVIS_JOB_NUMBER-$HOST
-  - UNIVALUE_CONFIG_ALL="--prefix=$TRAVIS_BUILD_DIR/depends/$HOST --bindir=$OUTDIR/bin --libdir=$OUTDIR/lib"
-  - ./configure --cache-file=config.cache $UNIVALUE_CONFIG_ALL $UNIVALUE_CONFIG || ( cat config.log && false)
-  - make -s $MAKEJOBS $GOAL || ( echo "Build failure. Verbose build follows." && make $GOAL ; false )
-  - export LD_LIBRARY_PATH=$TRAVIS_BUILD_DIR/depends/$HOST/lib
-  - if [ "$RUN_TESTS" = "true" ]; then make $MAKEJOBS distcheck; fi
-
-matrix:
-  fast_finish: true
-  include:
-    - os: linux
-      compiler: gcc
-      env: UNIVALUE_CONFIG=--host=x86_64-w64-mingw32 RUN_TESTS=false
-      addons:
-        apt:
-          packages:
-            - g++-mingw-w64-x86-64
-            - gcc-mingw-w64-x86-64
-            - binutils-mingw-w64-x86-64