diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 000000000..2bebe3d07
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,160 @@
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+name: Continuous integration
+
+jobs:
+  check:
+    name: Check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+
+      - name: Rust Cache
+        uses: Swatinem/rust-cache@v1.3.0
+
+      - uses: actions-rs/cargo@v1
+        with:
+          command: check
+          args: --workspace --all-targets
+
+  test:
+    name: Test
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os:
+          - ubuntu-latest
+          - windows-latest
+          - macOS-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+
+      - name: Rust Cache
+        uses: Swatinem/rust-cache@v1.3.0
+
+      - name: Remove msys64 # Workaround to resolve link error with C:\msys64\mingw64\bin\libclang.dll
+        if: runner.os == 'Windows'
+        run: Remove-Item -LiteralPath "C:\msys64\" -Force -Recurse
+
+      - name: Install dependencies
+        if: runner.os == 'Windows'
+        run: choco install llvm -y
+
+      - run: rustup target add wasm32-unknown-unknown
+
+      - name: Test no-default-features
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: --workspace --no-default-features
+
+      - name: Test default features
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: --workspace
+
+      - name: Test uint
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: -p uint --all-features
+
+      - name: Test fixed-hash no_std
+        run: cargo test -p fixed-hash --no-default-features --features='byteorder,rustc-hex'
+
+      - name: Test fixed-hash all-features
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: -p fixed-hash --all-features
+
+      - name: Test primitive-types no_std
+        run: cargo test -p primitive-types --no-default-features --features='scale-info,num-traits,serde_no_std'
+
+      - name: Test primitive-types all-features
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: -p primitive-types --all-features
+
+      - name: Build ethereum-types no_std
+        run: cargo build -p ethereum-types --no-default-features --features='serialize,rlp' --target=wasm32-unknown-unknown
+
+      - name: Test ethereum-types all-features
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: -p ethereum-types --all-features
+
+      - name: Test ethbloom all-features
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: -p ethbloom --all-features
+
+      - name: Test parity-crypto all-features
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: -p parity-crypto --all-features
+
+      - name: Test uint on bigendian
+        if: runner.os == 'Linux'
+        uses: actions-rs/cargo@v1
+        with:
+          use-cross: true
+          command: test
+          args: -p uint --target=mips64-unknown-linux-gnuabi64
+
+      - name: Test parity-util-mem on Android
+        if: runner.os == 'Linux'
+        uses: actions-rs/cargo@v1
+        with:
+          use-cross: true
+          command: test
+          args: -p parity-util-mem --target=aarch64-linux-android
+
+      - name: Test parity-util-mem estimate-heapsize 
+        run: cargo test -p parity-util-mem --features='estimate-heapsize'
+
+      - name: Test parity-util-mem jemalloc-global 
+        run: cargo test -p parity-util-mem --features='jemalloc-global'
+
+      - name: Test parity-util-mem mimalloc-global 
+        if: runner.os != 'Windows'
+        run: cargo test -p parity-util-mem --features='mimalloc-global'
+
+      - name: Test parity-util-mem dlmalloc-global 
+        if: runner.os != 'Windows'
+        run: cargo test -p parity-util-mem --no-default-features --features='dlmalloc-global'
+
+  fmt:
+    name: Rustfmt
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+      - run: rustup component add rustfmt
+      - uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 13e3a218e..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,69 +0,0 @@
-language: rust
-branches:
-  only:
-    - master
-matrix:
-  include:
-    - os: linux
-      rust: stable
-      before_script:
-        - rustup component add rustfmt
-    - os: linux
-      rust: nightly
-      script:
-        - cargo generate-lockfile --verbose && cargo update -p funty --precise "1.1.0" --verbose
-        - cargo check --workspace --benches
-    - os: linux
-      rust: stable
-      install:
-        - cargo install cross
-      script:
-        - cargo generate-lockfile --verbose && cargo update -p funty --precise "1.1.0" --verbose
-        - cross test --target=aarch64-linux-android -p parity-util-mem
-        - cross test --target=mips64-unknown-linux-gnuabi64 -p uint
-    - os: osx
-      osx_image: xcode11.3
-      addons:
-        firefox: latest
-      rust: stable
-  allow_failures:
-    - rust: nightly
-install:
-  - rustup target add wasm32-unknown-unknown
-  - curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.3/install.sh | sh
-  - source ~/.nvm/nvm.sh
-  - nvm install --lts
-  - npm install -g geckodriver@1.19.1 # https://github.com/rustwasm/wasm-bindgen/issues/2261
-  - curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
-  - which geckodriver
-script:
-  - cargo generate-lockfile --verbose && cargo update -p funty --precise "1.1.0" --verbose
-  - if [ "$TRAVIS_OS_NAME" == "linux" ]; then
-    cargo fmt -- --check;
-    fi
-  - cargo check --workspace --tests --benches
-  - cargo test --workspace --exclude uint --exclude fixed-hash --exclude parity-crypto
-  - if [ "$TRAVIS_RUST_VERSION" == "nightly" ]; then
-    cd contract-address/ && cargo test --features=external_doc && cd ..;
-    fi
-  - cd ethbloom/ && cargo test --no-default-features --features="rustc-hex" && cargo check --benches && cd ..
-  - cd ethereum-types/ && cargo build --no-default-features --features="serialize,rlp" --target=wasm32-unknown-unknown && cd ..
-  - cd fixed-hash/ && cargo test --all-features && cargo test --no-default-features --features="byteorder,rustc-hex" && cd ..
-  - cd uint/ && cargo test --all-features && cargo test --no-default-features && cd ..
-  - cd keccak-hash/ && cargo test --no-default-features && cd ..
-  - cd plain_hasher/ && cargo test --no-default-features && cargo check --benches && cd ..
-  - cd parity-bytes/ && cargo test --no-default-features && cd ..
-  - cd parity-crypto/ && cargo test --all-features && cd ..
-  - cd parity-util-mem/ && cargo test --features=estimate-heapsize && cd ..
-  - cd parity-util-mem/ && cargo test --features=jemalloc-global && cd ..
-  - cd parity-util-mem/ && cargo test --features=mimalloc-global && cd ..
-  - cd parity-util-mem/ && cargo test --no-default-features --features=dlmalloc-global && cd ..
-  - cd primitive-types/ && cargo test --all-features && cd ..
-  - cd primitive-types/ && cargo test --no-default-features --features=serde_no_std && cd ..
-  - cd primitive-types/ && cargo test --no-default-features --features=scale-info && cd ..
-  - cd primitive-types/ && cargo test --no-default-features --features=num-traits && cd ..
-  - cd rlp/ && cargo test --no-default-features && cargo check --benches && cd ..
-  - cd triehash/ && cargo check --benches && cd ..
-  - cd kvdb-web/ && wasm-pack test --headless --firefox && cd ..
-  - cd ethbloom/ && cargo test --all-features && cd ..
-  - cd ethereum-types/ && cargo test --all-features && cd ..
diff --git a/Cargo.toml b/Cargo.toml
index c3380e0da..3092027a5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,4 +1,5 @@
 [workspace]
+resolver = "2"
 members = [
 	"contract-address",
 	"fixed-hash",
diff --git a/README.md b/README.md
index b4647e7e9..2a97d14e0 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,4 @@
-[![Build Status travis][travis-image]][travis-url]
-[![Build Status appveyor][appveyor-image]][appveyor-url]
-
-[travis-image]: https://travis-ci.org/paritytech/parity-common.svg?branch=master
-[travis-url]: https://travis-ci.org/paritytech/parity-common
-[appveyor-image]: https://ci.appveyor.com/api/projects/status/github/paritytech/parity-common?branch=master&svg=true
-[appveyor-url]: https://ci.appveyor.com/project/paritytech/parity-common/branch/master
+[![Continuous integration](https://github.com/paritytech/parity-common/actions/workflows/ci.yml/badge.svg)](https://github.com/paritytech/parity-common/actions/workflows/ci.yml)
 
 # parity-common
 Collection of crates used in [Parity Technologies](https://www.paritytech.io/) projects
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 6a0725a92..000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,32 +0,0 @@
-environment:
-  matrix:
-    - FEATURES: ""
-
-platform:
-  - x86_64-pc-windows-msvc
-
-# avoid running tests twice
-branches:
-  only:
-    - master
-
-install:
-  - curl -sSf -o rustup-init.exe https://win.rustup.rs/
-  - rustup-init.exe -y --default-host %PLATFORM%
-  - set PATH=%PATH%;C:\Users\appveyor\.cargo\bin
-  - rustc -vV
-  - cargo -vV
-
-build_script:
-  - cargo generate-lockfile --verbose && cargo update -p funty --precise "1.1.0" --verbose
-  - cargo check --tests
-  - cargo build --all
-
-test_script:
-  - cargo test --all --exclude uint --exclude fixed-hash
-  - cd fixed-hash/ && cargo test --all-features && cd ..
-  - cd uint/ && cargo test --features=std,quickcheck --release && cd ..
-  - cd plain_hasher/ && cargo test --no-default-features && cd ..
-  - cd parity-util-mem/ && cargo test --no-default-features && cd ..
-  - cd parity-util-mem/ && cargo test --features=estimate-heapsize && cd ..
-  - cd parity-util-mem/ && cargo test && cd ..
diff --git a/parity-util-mem/tests/derive.rs b/parity-util-mem/tests/derive.rs
index 4fb5f7328..63825ba61 100644
--- a/parity-util-mem/tests/derive.rs
+++ b/parity-util-mem/tests/derive.rs
@@ -53,6 +53,7 @@ fn derive_ignore() {
 }
 
 #[test]
+#[cfg(all(feature = "lru", feature = "hashbrown"))]
 fn derive_morecomplex() {
 	#[derive(MallocSizeOf)]
 	struct Trivia {
diff --git a/triehash/src/lib.rs b/triehash/src/lib.rs
index a60a24998..63f93a5f6 100644
--- a/triehash/src/lib.rs
+++ b/triehash/src/lib.rs
@@ -260,7 +260,9 @@ where
 
 #[cfg(test)]
 mod tests {
-	use super::{hex_prefix_encode, shared_prefix_len, trie_root};
+	use super::*;
+	#[cfg(not(feature = "std"))]
+	use alloc::vec;
 	use ethereum_types::H256;
 	use hex_literal::hex;
 	use keccak_hasher::KeccakHasher;