diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 2791ee716..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,123 +0,0 @@
-dist: bionic
-sudo: required
-
-branches:
-  except:
-    - master
-
-# setup travis so that we can run containers for integration tests
-services:
-  - docker
-
-language: go
-
-os:
-- linux
-
-go:
-  - "1.15.2"
-
-env:
-  - TRAVIS_GOOS=linux TEST_RUNTIME=io.containerd.runc.v1 TRAVIS_CGO_ENABLED=1 TRAVIS_DISTRO=bionic GOPROXY=direct
-  - TRAVIS_GOOS=linux TEST_RUNTIME=io.containerd.runc.v2 TRAVIS_CGO_ENABLED=1 TRAVIS_DISTRO=bionic TRAVIS_RELEASE=yes GOPROXY=direct
-  - TRAVIS_GOOS=linux TEST_RUNTIME=io.containerd.runc.v2 TRAVIS_CGO_ENABLED=1 TRAVIS_DISTRO=bionic GOPROXY=direct RUNC_FLAVOR=crun
-  - TRAVIS_GOOS=linux TEST_RUNTIME=io.containerd.runtime.v1.linux TRAVIS_CGO_ENABLED=1 TRAVIS_DISTRO=bionic GOPROXY=direct
-
-matrix:
-  include:
-    # Skip testing previous LTS (Xenial / Ubuntu 16.04 LTS) on pull requests
-    - if: type != pull_request
-      os: linux
-      dist: xenial
-      env: TRAVIS_GOOS=linux TEST_RUNTIME=io.containerd.runc.v2 TRAVIS_CGO_ENABLED=1 TRAVIS_DISTRO=xenial GOPROXY=direct
-
-go_import_path: github.com/containerd/containerd
-
-addons:
-  apt:
-    packages:
-      - btrfs-tools
-      - libnl-3-dev
-      - libnet-dev
-      - protobuf-c-compiler
-      # - protobuf-compiler
-      - python-minimal
-      - libcap-dev
-      - libaio-dev
-      - libprotobuf-c-dev
-      - libprotobuf-dev
-
-before_install:
-  - uname -r
-
-install:
-  - sudo PATH=$PATH GOPATH=$GOPATH script/setup/install-protobuf
-  - sudo chmod +x /usr/local/bin/protoc
-  - sudo chmod og+rx /usr/local/include/google /usr/local/include/google/protobuf /usr/local/include/google/protobuf/compiler
-  - sudo chmod -R og+r /usr/local/include/google/protobuf/
-  - protoc --version
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then sudo PATH=$PATH GOPATH=$GOPATH script/setup/install-seccomp ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then sudo PATH=$PATH GOPATH=$GOPATH script/setup/install-runc ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then sudo PATH=$PATH GOPATH=$GOPATH script/setup/install-cni ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then sudo PATH=$PATH GOPATH=$GOPATH script/setup/install-critools ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then wget https://github.com/checkpoint-restore/criu/archive/v3.13.tar.gz -O /tmp/criu.tar.gz ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then tar -C /tmp/ -zxf /tmp/criu.tar.gz ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then cd /tmp/criu-3.13 && sudo make install-criu ; fi
-  - cd $TRAVIS_BUILD_DIR
-
-script:
-  - export GOOS=$TRAVIS_GOOS
-  - export CGO_ENABLED=$TRAVIS_CGO_ENABLED
-  - GOOS=linux GO111MODULE=off script/setup/install-dev-tools
-  - go build -i .
-  - make build
-  - make binaries
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then sudo make install ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then make coverage ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then sudo PATH=$PATH GOPATH=$GOPATH make root-coverage ; fi
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then sudo PATH=$PATH GOPATH=$GOPATH make integration EXTRA_TESTFLAGS=-no-criu ; fi
-  # Run the integration suite a second time. See discussion in github.com/containerd/containerd/pull/1759
-  - if [ "$TRAVIS_GOOS" = "linux" ]; then sudo PATH=$PATH GOPATH=$GOPATH TESTFLAGS_PARALLEL=1 make integration EXTRA_TESTFLAGS=-no-criu ; fi
-  - |
-    if [ "$TRAVIS_GOOS" = "linux" ]; then
-      sudo mkdir -p /etc/containerd
-      sudo bash -c "cat > /etc/containerd/config.toml <<EOF
-      [plugins.cri.containerd.default_runtime]
-        runtime_type = \"${TEST_RUNTIME}\"
-    EOF"
-      sudo PATH=$PATH containerd -log-level debug &> /tmp/containerd-cri.log &
-      sudo ctr version
-      sudo PATH=$PATH GOPATH=$GOPATH critest --runtime-endpoint=/var/run/containerd/containerd.sock --parallel=8
-      TEST_RC=$?
-      test $TEST_RC -ne 0 && cat /tmp/containerd-cri.log
-      sudo pkill containerd
-      sudo rm -rf /etc/containerd
-      test $TEST_RC -eq 0 || /bin/false
-    fi
-
-after_success:
-  - bash <(curl -s https://codecov.io/bash) -F linux
-
-before_deploy:
-  - if [ "$TRAVIS_RELEASE" = "yes" ]; then make release cri-release; fi
-
-deploy:
-  - provider: releases
-    api_key:
-      secure: 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
-    file_glob: true
-    file:
-      - releases/*.tar.gz
-      - releases/*.tar.gz.sha256sum
-    skip_cleanup: true
-    on:
-      repo: containerd/containerd
-      tags: true
-      condition: $TRAVIS_GOOS = linux
-  - provider: script
-    script: bash script/release/deploy-cri
-    skip_cleanup: true
-    on:
-      repo: containerd/containerd
-      tags: true
-      condition: $TRAVIS_GOOS = linux
diff --git a/Makefile b/Makefile
index c0fecb9a6..09acf6b4e 100644
--- a/Makefile
+++ b/Makefile
@@ -249,10 +249,6 @@ release: $(BINARIES) releases/$(RELEASE).tar.gz
 	@echo "$(WHALE) $@"
 	@cd releases && sha256sum $(RELEASE).tar.gz >$(RELEASE).tar.gz.sha256sum
 
-cri-release: $(BINARIES) releases/$(RELEASE).tar.gz
-	@echo "$(WHALE) $@"
-	@VERSION=$(VERSION:v%=%) script/release/release-cri
-
 clean: ## clean up binaries
 	@echo "$(WHALE) $@"
 	@rm -f $(BINARIES)
diff --git a/script/release/deploy-cri b/script/release/deploy-cri
deleted file mode 100755
index 7fefab4ec..000000000
--- a/script/release/deploy-cri
+++ /dev/null
@@ -1,40 +0,0 @@
-#!/usr/bin/env bash
-
-#   Copyright The containerd Authors.
-
-#   Licensed under the Apache License, Version 2.0 (the "License");
-#   you may not use this file except in compliance with the License.
-#   You may obtain a copy of the License at
-
-#       http://www.apache.org/licenses/LICENSE-2.0
-
-#   Unless required by applicable law or agreed to in writing, software
-#   distributed under the License is distributed on an "AS IS" BASIS,
-#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#   See the License for the specific language governing permissions and
-#   limitations under the License.
-
-#
-# Deploy the cri-containerd release tarball to gcs.
-#
-set -eu -o pipefail
-
-ROOT=${GOPATH}/src/github.com/containerd/containerd
-BUCKET="gs://cri-containerd-release"
-
-rm -rf "${HOME}/google-cloud-sdk"
-export CLOUDSDK_CORE_DISABLE_PROMPTS=1
-curl https://sdk.cloud.google.com | bash > /dev/null
-gcloud version
-
-openssl aes-256-cbc -K $encrypted_5a565171e51f_key -iv $encrypted_5a565171e51f_iv -in "${ROOT}/script/release/gcp-secret.json.enc" -out gcp-secret.json -d
-gcloud auth activate-service-account --key-file gcp-secret.json --project=k8s-cri-containerd
-
-for file in $(ls "${ROOT}"/releases/cri/*.tar.gz.sha256); do
-  output="$(gsutil cp -n "${file}" "${BUCKET}" 2>&1)"
-  if [[ "$output" =~ "Skipping existing item" ]];then
-    echo "$(basename ${file}) already exists, skip the release tarball"
-    continue
-  fi
-  gsutil cp "${file%.sha256}" "${BUCKET}"
-done
diff --git a/script/release/gcp-secret.json.enc b/script/release/gcp-secret.json.enc
deleted file mode 100644
index fb21f72e3..000000000
Binary files a/script/release/gcp-secret.json.enc and /dev/null differ
diff --git a/script/release/release-cri b/script/release/release-cri
deleted file mode 100755
index 66abba9b1..000000000
--- a/script/release/release-cri
+++ /dev/null
@@ -1,39 +0,0 @@
-#!/usr/bin/env bash
-
-#   Copyright The containerd Authors.
-
-#   Licensed under the Apache License, Version 2.0 (the "License");
-#   you may not use this file except in compliance with the License.
-#   You may obtain a copy of the License at
-
-#       http://www.apache.org/licenses/LICENSE-2.0
-
-#   Unless required by applicable law or agreed to in writing, software
-#   distributed under the License is distributed on an "AS IS" BASIS,
-#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#   See the License for the specific language governing permissions and
-#   limitations under the License.
-
-#
-# Releases and publishes cri-containerd release tarball.
-#
-set -eu -o pipefail
-
-if [[ -z "${VERSION:-}" ]]; then
-  echo "VERSION is not set"
-  exit 1
-fi
-
-ROOT=${GOPATH}/src/github.com/containerd/containerd
-CRI_COMMIT=$(grep github.com/containerd/cri ${ROOT}/vendor.conf | awk '{print $2}')
-
-go get -d github.com/containerd/cri/...
-cd $GOPATH/src/github.com/containerd/cri
-git checkout $CRI_COMMIT
-make clean
-make release TARBALL_PREFIX=cri-containerd LOCAL_RELEASE=true VERSION=${VERSION} VENDOR=${ROOT}/vendor.conf
-make release TARBALL_PREFIX=cri-containerd-cni LOCAL_RELEASE=true INCLUDE_CNI=true VERSION=${VERSION} VENDOR=${ROOT}/vendor.conf
-
-mkdir -p ${ROOT}/releases/cri
-cp _output/*.tar.gz ${ROOT}/releases/cri
-cp _output/*.tar.gz.sha256 ${ROOT}/releases/cri