diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
new file mode 100644
index 0000000..c94dcd9
--- /dev/null
+++ b/.github/workflows/ci.yaml
@@ -0,0 +1,69 @@
+name: CI
+on:
+  push:
+    branches:
+      - staging
+      - trying
+
+jobs:
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        rust: [1.8.0, 1.15.0, 1.20.0, 1.26.0, 1.31.0, stable, beta, nightly]
+    steps:
+      - name: Rust install
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: ${{ matrix.rust }}
+          profile: minimal
+          override: true
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+      - name: Test
+        run: ./ci/test_full.sh
+
+  # try a target that doesn't have std at all
+  no_std:
+    name: No Std
+    runs-on: ubuntu-latest
+    steps:
+      - name: Rust install
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+          target: thumbv6m-none-eabi
+      - name: Checkout
+        uses: actions/checkout@v1
+      - name: Build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+          args: --target thumbv6m-none-eabi --no-default-features --features i128
+
+  fmt:
+    name: Format
+    runs-on: ubuntu-latest
+    steps:
+      - name: Rust install
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: 1.42.0
+          profile: minimal
+          override: true
+          components: rustfmt
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Check formatting
+        uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
diff --git a/.github/workflows/master.yaml b/.github/workflows/master.yaml
new file mode 100644
index 0000000..f9d3ad4
--- /dev/null
+++ b/.github/workflows/master.yaml
@@ -0,0 +1,31 @@
+name: master
+on:
+  push:
+    branches:
+      - master
+  schedule:
+    - cron: '0 0 * * 0' # 00:00 Sunday
+
+jobs:
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        rust: [1.8.0, stable]
+    steps:
+      - name: Rust install
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: ${{ matrix.rust }}
+          profile: minimal
+          override: true
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+      - name: Test
+        run: ./ci/test_full.sh
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
new file mode 100644
index 0000000..96582ef
--- /dev/null
+++ b/.github/workflows/pr.yaml
@@ -0,0 +1,46 @@
+name: PR
+on:
+  pull_request:
+
+jobs:
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        rust: [1.8.0, stable]
+    steps:
+      - name: Rust install
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: ${{ matrix.rust }}
+          profile: minimal
+          override: true
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+      - name: Test
+        run: ./ci/test_full.sh
+
+  fmt:
+    name: Format
+    runs-on: ubuntu-latest
+    steps:
+      - name: Rust install
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: 1.42.0
+          profile: minimal
+          override: true
+          components: rustfmt
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Check formatting
+        uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 5de21f3..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,39 +0,0 @@
-language: rust
-sudo: false
-rust:
-  - 1.8.0
-  - 1.15.0
-  - 1.20.0
-  - 1.26.0 # has_i128
-  - 1.31.0 # 2018!
-  - stable
-  - beta
-  - nightly
-script:
-  - cargo build --verbose
-  - ./ci/test_full.sh
-matrix:
-  include:
-    # try a target that doesn't have std at all
-    - name: "no_std"
-      rust: stable
-      env: TARGET=thumbv6m-none-eabi
-      before_script:
-        - rustup target add $TARGET
-      script:
-        - cargo build --verbose --target $TARGET --no-default-features --features i128
-    - name: "rustfmt"
-      rust: 1.31.0
-      before_script:
-        - rustup component add rustfmt
-      script:
-        - cargo fmt --all -- --check
-notifications:
-  email:
-    on_success: never
-branches:
-  only:
-    - master
-    - next
-    - staging
-    - trying
diff --git a/Cargo.toml b/Cargo.toml
index 02f5b0f..1011dfb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ name = "num-integer"
 version = "0.1.42"
 readme = "README.md"
 build = "build.rs"
-exclude = ["/ci/*", "/.travis.yml", "/bors.toml"]
+exclude = ["/bors.toml", "/ci/*", "/.github/*"]
 
 [package.metadata.docs.rs]
 features = ["std"]
diff --git a/README.md b/README.md
index 4b3d42e..4fd8199 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 [![crate](https://img.shields.io/crates/v/num-integer.svg)](https://crates.io/crates/num-integer)
 [![documentation](https://docs.rs/num-integer/badge.svg)](https://docs.rs/num-integer)
 ![minimum rustc 1.8](https://img.shields.io/badge/rustc-1.8+-red.svg)
-[![Travis status](https://travis-ci.org/rust-num/num-integer.svg?branch=master)](https://travis-ci.org/rust-num/num-integer)
+![build status](https://github.com/rust-num/num-integer/workflows/master/badge.svg)
 
 `Integer` trait and functions for Rust.
 
diff --git a/bors.toml b/bors.toml
index ca08e81..e0c5618 100644
--- a/bors.toml
+++ b/bors.toml
@@ -1,3 +1,12 @@
 status = [
-  "continuous-integration/travis-ci/push",
+  "Test (1.8.0)",
+  "Test (1.15.0)",
+  "Test (1.20.0)",
+  "Test (1.26.0)",
+  "Test (1.31.0)",
+  "Test (stable)",
+  "Test (beta)",
+  "Test (nightly)",
+  "No Std",
+  "Format",
 ]
diff --git a/ci/rustup.sh b/ci/rustup.sh
index e82ece7..9d0fc30 100755
--- a/ci/rustup.sh
+++ b/ci/rustup.sh
@@ -1,12 +1,10 @@
 #!/bin/sh
-# Use rustup to locally run the same suite of tests as .travis.yml.
-# (You should first install/update 1.8.0, stable, beta, and nightly.)
+# Use rustup to locally run the same suite of tests as .github/workflows/
+# (You should first install/update all of the versions below.)
 
 set -ex
 
-export TRAVIS_RUST_VERSION
-for TRAVIS_RUST_VERSION in 1.8.0 1.15.0 1.20.0 stable beta nightly; do
-    run="rustup run $TRAVIS_RUST_VERSION"
-    $run cargo build --verbose
-    $run $PWD/ci/test_full.sh
+ci=$(dirname $0)
+for version in 1.8.0 1.15.0 1.20.0 1.26.0 1.31.0 stable beta nightly; do
+    rustup run "$version" "$ci/test_full.sh"
 done
diff --git a/ci/test_full.sh b/ci/test_full.sh
index e7c2549..ccbcc94 100755
--- a/ci/test_full.sh
+++ b/ci/test_full.sh
@@ -1,23 +1,62 @@
 #!/bin/bash
 
-set -ex
+set -e
 
-echo Testing num-integer on rustc ${TRAVIS_RUST_VERSION}
+CRATE=num-integer
+MSRV=1.8
 
-# num-integer should build and test everywhere.
-cargo build --verbose
-cargo test --verbose
+get_rust_version() {
+  local array=($(rustc --version));
+  echo "${array[1]}";
+  return 0;
+}
+RUST_VERSION=$(get_rust_version)
 
-# test `no_std`
-cargo build --verbose --no-default-features
-cargo test --verbose --no-default-features
+check_version() {
+  IFS=. read -ra rust <<< "$RUST_VERSION"
+  IFS=. read -ra want <<< "$1"
+  [[ "${rust[0]}" -gt "${want[0]}" ||
+   ( "${rust[0]}" -eq "${want[0]}" &&
+     "${rust[1]}" -ge "${want[1]}" )
+  ]]
+}
 
-# test `i128`
-if [[ "$TRAVIS_RUST_VERSION" =~ ^(nightly|beta|stable)$ ]]; then
-    cargo build --verbose --features=i128
-    cargo test --verbose --features=i128
+echo "Testing $CRATE on rustc $RUST_VERSION"
+if ! check_version $MSRV ; then
+  echo "The minimum for $CRATE is rustc $MSRV"
+  exit 1
 fi
 
-if [[ "$TRAVIS_RUST_VERSION" == "nightly" ]]; then
-    cargo test --verbose --all-features --benches
+FEATURES=()
+check_version 1.26 && FEATURES+=(i128)
+echo "Testing supported features: ${FEATURES[*]}"
+
+set -x
+
+# test the default
+cargo build
+cargo test
+
+# test `no_std`
+cargo build --no-default-features
+cargo test --no-default-features
+
+# test each isolated feature, with and without std
+for feature in ${FEATURES[*]}; do
+  cargo build --no-default-features --features="std $feature"
+  cargo test --no-default-features --features="std $feature"
+
+  cargo build --no-default-features --features="$feature"
+  cargo test --no-default-features --features="$feature"
+done
+
+# test all supported features, with and without std
+cargo build --features="std ${FEATURES[*]}"
+cargo test --features="std ${FEATURES[*]}"
+
+cargo build --features="${FEATURES[*]}"
+cargo test --features="${FEATURES[*]}"
+
+if rustc --version | grep -q nightly; then
+    cargo test --all-features --benches
 fi