diff --git a/.circleci/config.yml b/.circleci/config.yml
index cd3d70517..978b09b25 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -138,12 +138,6 @@ jobs:
             - py-docs
             - wheelhouse
 
-  remote_tests_rust:
-    machine: true
-    steps:
-      - checkout
-      - run: ci_scripts/remote_tests_rust.sh
-    
   remote_tests_python:
     machine: true
     steps:
@@ -178,11 +172,6 @@ workflows:
     jobs:
       # - cargo_fetch
 
-      - remote_tests_rust:
-          filters:
-            tags:
-              only: /.*/
-
       - remote_tests_python:
           filters:
             tags:
diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
new file mode 100644
index 000000000..e3776ccbc
--- /dev/null
+++ b/.github/workflows/build-test.yml
@@ -0,0 +1,51 @@
+on: push
+name: Build and Test
+jobs:
+
+  build_and_test:
+    name: Build and test
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macOS-latest]
+        rust: [nightly, beta, stable]
+
+    steps:
+    - uses: actions/checkout@master
+
+    - name: Install ${{ matrix.rust }}
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: ${{ matrix.rust }}
+        override: true
+
+     - name: Cache cargo registry
+      uses: actions/cache@v2
+      with:
+        path: ~/.cargo/registry
+        key: ${{ matrix.os }}-${{ matrix.rust }}-cargo-registry-${{ hashFiles('**/Cargo.toml') }}
+
+    - name: Cache cargo index
+      uses: actions/cache@v2
+      with:
+        path: ~/.cargo/git
+        key: ${{ matrix.os }}-${{ matrix.rust }}-cargo-index-${{ hashFiles('**/Cargo.toml') }}
+
+    - name: Cache cargo build
+      uses: actions/cache@v2
+      with:
+        path: target
+        key: ${{ matrix.os }}-${{ matrix.rust }}-cargo-build-target-${{ hashFiles('**/Cargo.toml') }}
+
+    - name: check
+      uses: actions-rs/cargo@v1
+      with:
+        command:  check
+        args: --workspacke --all --bins --examples --tests
+
+    - name: tests
+      uses: actions-rs/cargo@v1
+      with:
+        command: test
+        args: --workspace
+          
diff --git a/.github/workflows/code-quality.yml b/.github/workflows/code-quality.yml
index 7d05bec11..3f10a83c3 100644
--- a/.github/workflows/code-quality.yml
+++ b/.github/workflows/code-quality.yml
@@ -2,21 +2,6 @@ on: push
 name: Code Quality
 jobs:
 
-  check:
-    name: Check
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v1
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: 1.43.1
-          override: true
-      - uses: actions-rs/cargo@v1
-        with:
-          command: check
-          args: --workspace --examples --tests --all-features
-
   fmt:
     name: Rustfmt
     runs-on: ubuntu-latest
@@ -31,7 +16,7 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: fmt
-          args: --all -- --check
+          args: --workspace -- --check
 
   run_clippy:
     runs-on: ubuntu-latest
@@ -46,3 +31,4 @@ jobs:
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           args: --all-features
+
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index b8ea374f3..000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-environment:
-  matrix:
-    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
-
-install:
-  - appveyor DownloadFile https://win.rustup.rs/ -FileName rustup-init.exe
-  - rustup-init -yv --default-toolchain nightly-2020-03-19
-  - set PATH=%PATH%;%USERPROFILE%\.cargo\bin
-  - rustc -vV
-  - cargo -vV
-
-build: false
-
-test_script:
-  - cargo test --release --all
-
-cache:
-  - target
-  - C:\Users\appveyor\.cargo\registry