diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000..ece8c47c
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,103 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+    branches: [ master ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  style:
+    name: Check style
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout the repo
+      uses: actions/checkout@v2
+
+    - name: Install rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        components: rustfmt
+        profile: minimal
+        override: true
+
+    - name: Cargo fmt
+      uses: actions-rs/cargo@v1
+      with:
+        command: fmt
+        args: --all -- --check
+
+  clippy:
+    name: Run clippy
+    needs: [style]
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout the repo
+      uses: actions/checkout@v2
+
+    - name: Install rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        components: clippy
+        profile: minimal
+        override: true
+
+    - name: Clippy
+      uses: actions-rs/cargo@v1
+      with:
+        command: clippy
+        args: --all-targets -- -D warnings
+
+  test:
+    name: ${{ matrix.name }}
+    needs: [clippy]
+
+    runs-on: ${{ matrix.os || 'ubuntu-latest' }}
+    strategy:
+      matrix:
+        name:
+          - linux / stable
+          - linux / beta
+          - macOS / stable
+          - windows / stable-x86_64-msvc
+
+        include:
+          - name: linux / stable
+
+          - name: linux / beta
+            rust: beta
+
+          - name: macOS / stable
+            os: macOS-latest
+
+          - name: windows / stable-x86_64-msvc
+            os: windows-latest
+            target: x86_64-pc-windows-msvc
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+
+      - name: Install rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: ${{ matrix.rust || 'stable' }}
+          target: ${{ matrix.target }}
+          profile: minimal
+          override: true
+
+      - name: Build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+
+      - name: Test
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
new file mode 100644
index 00000000..8b9076e1
--- /dev/null
+++ b/.github/workflows/coverage.yml
@@ -0,0 +1,39 @@
+name: Code coverage
+
+on:
+  push:
+    branches: [ master ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  code_coverage:
+    name: Code Coverage
+    runs-on: "ubuntu-latest"
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    - name: Install stable toolchain
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        profile: minimal
+        override: true
+
+    - name: Install tarpaulin
+      uses: actions-rs/cargo@v1
+      with:
+        command: install
+        args: cargo-tarpaulin -f
+
+    - name: Run tarpaulin
+      uses: actions-rs/cargo@v1
+      with:
+        command: tarpaulin
+        args: --ignore-config --exclude-files "matrix_sdk/examples/*,matrix_sdk_common,matrix_sdk_test" --out Xml
+
+    - name: Upload to codecov.io
+      uses: codecov/codecov-action@v1
diff --git a/README.md b/README.md
index 2768c56f..7b5dc261 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[![Build Status](https://img.shields.io/travis/matrix-org/matrix-rust-sdk.svg?style=flat-square)](https://travis-ci.org/matrix-org/matrix-rust-sdk)
+![Build Status](https://img.shields.io/github/workflow/status/matrix-org/matrix-rust-sdk/CI?style=flat-square)
 [![codecov](https://img.shields.io/codecov/c/github/matrix-org/matrix-rust-sdk/master.svg?style=flat-square)](https://codecov.io/gh/matrix-org/matrix-rust-sdk)
 [![License](https://img.shields.io/badge/License-Apache%202.0-yellowgreen.svg?style=flat-square)](https://opensource.org/licenses/Apache-2.0)
 [![#matrix-rust-sdk](https://img.shields.io/badge/matrix-%23matrix--rust--sdk-blue?style=flat-square)](https://matrix.to/#/#matrix-rust-sdk:matrix.org)
diff --git a/matrix_sdk/src/client.rs b/matrix_sdk/src/client.rs
index 06bbed1d..e199e2df 100644
--- a/matrix_sdk/src/client.rs
+++ b/matrix_sdk/src/client.rs
@@ -904,7 +904,7 @@ impl Client {
         since: Option<&str>,
         server: Option<&ServerName>,
     ) -> Result<get_public_rooms::Response> {
-        let limit = limit.map(|n| UInt::from(n));
+        let limit = limit.map(UInt::from);
 
         let request = assign!(get_public_rooms::Request::new(), {
             limit,
diff --git a/matrix_sdk_base/src/state/json_store.rs b/matrix_sdk_base/src/state/json_store.rs
index 1eea500b..19068995 100644
--- a/matrix_sdk_base/src/state/json_store.rs
+++ b/matrix_sdk_base/src/state/json_store.rs
@@ -224,11 +224,9 @@ mod test {
     use crate::{
         identifiers::{room_id, user_id},
         push::Ruleset,
-        BaseClient, BaseClientConfig, Session,
+        Session,
     };
 
-    use matrix_sdk_test::{sync_response, SyncResponseFile};
-
     #[tokio::test]
     async fn test_store_client_state() {
         let dir = tempdir().unwrap();
@@ -360,44 +358,4 @@ mod test {
         // test that we have removed the correct room
         assert!(invited.is_empty());
     }
-
-    #[tokio::test]
-    async fn test_client_sync_store() {
-        let dir = tempdir().unwrap();
-        let path: &Path = dir.path();
-
-        let session = Session {
-            access_token: "1234".to_owned(),
-            user_id: user_id!("@cheeky_monkey:matrix.org"),
-            device_id: "DEVICEID".into(),
-        };
-
-        // a sync response to populate our JSON store
-        let store = Box::new(JsonStore::open(path).unwrap());
-        let client =
-            BaseClient::new_with_config(BaseClientConfig::new().state_store(store)).unwrap();
-        client.restore_login(session.clone()).await.unwrap();
-
-        let mut response = sync_response(SyncResponseFile::Default);
-
-        // gather state to save to the db, the first time through loading will be skipped
-        client.receive_sync_response(&mut response).await.unwrap();
-
-        // now syncing the client will update from the state store
-        let store = Box::new(JsonStore::open(path).unwrap());
-        let client =
-            BaseClient::new_with_config(BaseClientConfig::new().state_store(store)).unwrap();
-        client.restore_login(session.clone()).await.unwrap();
-
-        // assert the synced client and the logged in client are equal
-        assert_eq!(*client.session().read().await, Some(session));
-        assert_eq!(
-            client.sync_token().await,
-            Some("s526_47314_0_7_1_1_1_11444_1".to_string())
-        );
-        assert_eq!(
-            *client.ignored_users.read().await,
-            vec![user_id!("@someone:example.org")]
-        );
-    }
 }
diff --git a/matrix_sdk_crypto/src/olm/account.rs b/matrix_sdk_crypto/src/olm/account.rs
index 0557129a..d181aae6 100644
--- a/matrix_sdk_crypto/src/olm/account.rs
+++ b/matrix_sdk_crypto/src/olm/account.rs
@@ -170,7 +170,7 @@ impl Account {
                         return Err(OlmError::SessionWedged(user_id, sender_key));
                     }
                 }
-                Err(e) => return Err(e.into()),
+                Err(e) => return Err(e),
             };
 
             debug!("Decrypted a to-device event {:?}", event);
diff --git a/matrix_sdk_crypto/src/olm/group_sessions/mod.rs b/matrix_sdk_crypto/src/olm/group_sessions/mod.rs
index a78bde53..67ac13d9 100644
--- a/matrix_sdk_crypto/src/olm/group_sessions/mod.rs
+++ b/matrix_sdk_crypto/src/olm/group_sessions/mod.rs
@@ -138,7 +138,7 @@ mod test {
     use crate::ReadOnlyAccount;
 
     #[tokio::test]
-    #[cfg(not(target_os = "macos"))]
+    #[cfg(target_os = "linux")]
     async fn expiration() {
         let settings = EncryptionSettings {
             rotation_period_msgs: 1,
diff --git a/matrix_sdk_crypto/src/session_manager/sessions.rs b/matrix_sdk_crypto/src/session_manager/sessions.rs
index 2cf2a2cc..95afe118 100644
--- a/matrix_sdk_crypto/src/session_manager/sessions.rs
+++ b/matrix_sdk_crypto/src/session_manager/sessions.rs
@@ -316,8 +316,7 @@ mod test {
 
     use matrix_sdk_common::{
         api::r0::keys::claim_keys::Response as KeyClaimResponse,
-        identifiers::{user_id, DeviceIdBox, DeviceKeyAlgorithm, UserId},
-        instant::{Duration, Instant},
+        identifiers::{user_id, DeviceIdBox, UserId},
     };
     use matrix_sdk_test::async_test;
 
@@ -422,8 +421,13 @@ mod test {
     // This test doesn't run on macos because we're modifying the session
     // creation time so we can get around the UNWEDGING_INTERVAL.
     #[async_test]
-    #[cfg(not(target_os = "macos"))]
+    #[cfg(target_os = "linux")]
     async fn session_unwedging() {
+        use matrix_sdk_common::{
+            identifiers::DeviceKeyAlgorithm,
+            instant::{Duration, Instant},
+        };
+
         let manager = session_manager().await;
         let bob = bob_account();
         let (_, mut session) = bob.create_session_for(&manager.account).await;
diff --git a/matrix_sdk_crypto/src/verification/machine.rs b/matrix_sdk_crypto/src/verification/machine.rs
index c3ba5e88..c81344c3 100644
--- a/matrix_sdk_crypto/src/verification/machine.rs
+++ b/matrix_sdk_crypto/src/verification/machine.rs
@@ -380,7 +380,7 @@ mod test {
         assert!(bob.is_done());
     }
 
-    #[cfg(not(target_os = "macos"))]
+    #[cfg(target_os = "linux")]
     #[tokio::test]
     async fn timing_out() {
         let (alice_machine, bob) = setup_verification_machine().await;