diff --git a/.appveyor.yml b/.appveyor.yml
deleted file mode 100644
index fb181cc0ef..0000000000
--- a/.appveyor.yml
+++ /dev/null
@@ -1,70 +0,0 @@
-skip_tags: true
-
-branches:
-  only:
-    - master
-    - /^release\/.*$/
-
-build:
-  verbosity: minimal
-
-matrix:
-  fast_finish: true
-
-environment:
-  ZEUS_HOOK_BASE:
-    secure: dcqtt6sxxBV0tDkXmPZOyz96KWmjtSz6ZqRd9mw9GXC/C4Zcwqofxt2Kh4EP7hPEFIewRRl6xkhW53HgItdt7iVmFSHuufpGoSpzse8cgg3zfE08f/u0a2EOvuRjdtoi4E/9Znrj2HY+CC+G4j2UKWzp6EcSc++qbgSMl1h6zMs=
-  CARGO_HTTP_CHECK_REVOKE: false
-  channel: stable
-  arch: x86_64
-
-configuration:
-  - Test
-  - Release
-
-for:
-  - matrix:
-      only:
-        - configuration: Test
-
-    build: off # Skip default build discovery and just run tests
-    test_script:
-      - C:\MinGW\bin\mingw32-make test-rust
-
-  - matrix:
-      only:
-        - configuration: Release
-
-    branches:
-      only:
-        - /^release\/.*$/
-
-    build_script:
-      - C:\MinGW\bin\mingw32-make release
-    after_build:
-      - zeus upload -t "application/octet-stream" -n relay-Windows-%arch%.exe .\target\release\relay.exe
-      - 7z a .\relay-pdb.zip .\target\release\relay.pdb
-      - zeus upload -t "application/octet-stream" -n relay-Windows-%arch%-pdb.zip .\relay-pdb.zip
-
-install:
-  # Push job information to Zeus
-  - npm install -g @zeus-ci/cli
-  - zeus job update --status=pending -B "%APPVEYOR_PULL_REQUEST_TITLE%" -J "%APPVEYOR_JOB_NAME%" ||
-    echo "%$APPVEYOR_REPO_BRANCH%" | findstr /V "release/">nul
-  # Install the rest
-  - appveyor DownloadFile https://win.rustup.rs/ -FileName rustup-init.exe
-  - rustup-init -yv --default-toolchain %channel% --default-host %arch%-pc-windows-msvc
-  - set PATH=%PATH%;%USERPROFILE%\.cargo\bin
-  - rustc -vV
-  - cargo -vV
-  # Check out submodules
-  - git submodule update --init --recursive
-
-on_success:
-  - zeus job update --status=passed || echo "%$APPVEYOR_REPO_BRANCH%" | findstr /V "release/">nul
-
-on_failure:
-  - zeus job update --status=failed || echo "%$APPVEYOR_REPO_BRANCH%" | findstr /V "release/">nul
-
-on_finish:
-  - C:\MinGW\bin\mingw32-make clean-target-dir
diff --git a/.craft.yml b/.craft.yml
index 29e7163964..00e8a87d7f 100644
--- a/.craft.yml
+++ b/.craft.yml
@@ -1,5 +1,5 @@
 ---
-minVersion: "0.10.0"
+minVersion: "0.11.1"
 github:
   owner: getsentry
   repo: relay
diff --git a/.github/workflows/build_binary.yml b/.github/workflows/build_binary.yml
new file mode 100644
index 0000000000..f57ed017b9
--- /dev/null
+++ b/.github/workflows/build_binary.yml
@@ -0,0 +1,116 @@
+name: Binary Release Build
+
+on:
+  push:
+    branches:
+      - release/**
+
+jobs:
+  linux:
+    name: Linux
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - name: Build in Docker
+        run: scripts/docker-build-linux.sh
+        env:
+          BUILD_ARCH: x86_64
+          RELAY_FEATURES: ssl
+
+      - name: Bundle Debug File
+        run: zip -r relay-debug.zip target/x86_64-unknown-linux-gnu/release/relay.debug
+
+      - uses: actions/setup-node@v1
+
+      - name: Upload to Zeus
+        env:
+          ZEUS_API_TOKEN: ${{ secrets.ZEUS_API_TOKEN }}
+          ZEUS_HOOK_BASE: ${{ secrets.ZEUS_HOOK_BASE }}
+        run: |
+          npm install -D @zeus-ci/cli
+          npx zeus job update -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/octet-stream" -n relay-Linux-x86_64 target/x86_64-unknown-linux-gnu/release/relay
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/zip" -n relay-Linux-x86_64-debug.zip relay-debug.zip
+          npx zeus job update --status=passed -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+
+  macos:
+    name: macOS
+    runs-on: macos-10.15
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - uses: actions-rs/toolchain@v1
+        id: toolchain
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - name: Run Cargo Build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+          args: --manifest-path=relay/Cargo.toml --release --features ssl
+
+      - name: Bundle dSYM
+        run: zip -r relay-dsym.zip target/release/relay.dSYM
+
+      - uses: actions/setup-node@v1
+
+      - name: Upload to Zeus
+        env:
+          ZEUS_API_TOKEN: ${{ secrets.ZEUS_API_TOKEN }}
+          ZEUS_HOOK_BASE: ${{ secrets.ZEUS_HOOK_BASE }}
+        run: |
+          npm install -D @zeus-ci/cli
+          npx zeus job update -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/octet-stream" -n relay-Darwin-x86_64 target/release/relay
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/zip" -n relay-Darwin-x86_64-dsym.zip relay-dsym.zip
+          npx zeus job update --status=passed -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+
+  windows:
+    name: Windows
+    runs-on: windows-2019
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - uses: actions-rs/toolchain@v1
+        id: toolchain
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - name: Run Cargo Build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+          args: --manifest-path=relay/Cargo.toml --release --features ssl
+
+      - name: Bundle PDB
+        run: |
+          Install-Module 7Zip4PowerShell -Force -Verbose
+          7z a .\relay-pdb.zip .\target\release\relay.pdb
+
+      - uses: actions/setup-node@v1
+
+      - name: Upload to Zeus
+        env:
+          ZEUS_API_TOKEN: ${{ secrets.ZEUS_API_TOKEN }}
+          ZEUS_HOOK_BASE: ${{ secrets.ZEUS_HOOK_BASE }}
+        run: |
+          npm install -D @zeus-ci/cli
+          npx zeus job update -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/octet-stream" -n relay-Windows-x86_64.exe target/release/relay.exe
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/zip" -n relay-Windows-x86_64-pdb.zip relay-pdb.zip
+          npx zeus job update --status=passed -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
diff --git a/.github/workflows/build_library.yml b/.github/workflows/build_library.yml
new file mode 100644
index 0000000000..27e60ea6c8
--- /dev/null
+++ b/.github/workflows/build_library.yml
@@ -0,0 +1,105 @@
+name: Library Release Build
+
+on:
+  push:
+    branches:
+      - release-library/**
+
+jobs:
+  linux:
+    strategy:
+      fail-fast: false
+      matrix:
+        build-arch: [i686, x86_64]
+
+    name: Python Linux ${{ matrix.build-arch }}
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - name: Build in Docker
+        run: scripts/docker-manylinux.sh
+        env:
+          BUILD_ARCH: ${{ matrix.build-arch }}
+
+      - uses: actions/setup-node@v1
+
+      - name: Upload to Zeus
+        env:
+          ZEUS_API_TOKEN: ${{ secrets.ZEUS_API_TOKEN }}
+          ZEUS_HOOK_BASE: ${{ secrets.ZEUS_HOOK_BASE }}
+        run: |
+          npm install -D @zeus-ci/cli
+          npx zeus job update -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/zip+wheel" py/dist/*
+          npx zeus job update --status=passed -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+
+  macos:
+    name: Python macOS
+    runs-on: macos-10.15
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - uses: actions-rs/toolchain@v1
+        id: toolchain
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - uses: actions/setup-python@v2
+        with:
+          python-version: 2.7
+
+      - name: Build Wheel
+        run: |
+          pip install wheel
+          python setup.py bdist_wheel
+        working-directory: py
+
+      - uses: actions/setup-node@v1
+
+      - name: Upload to Zeus
+        env:
+          ZEUS_API_TOKEN: ${{ secrets.ZEUS_API_TOKEN }}
+          ZEUS_HOOK_BASE: ${{ secrets.ZEUS_HOOK_BASE }}
+        run: |
+          npm install -D @zeus-ci/cli
+          npx zeus job update -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/zip+wheel" py/dist/*
+          npx zeus job update --status=passed -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+
+  sdist:
+    name: Python sdist
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - uses: actions/setup-python@v2
+        with:
+          python-version: 2.7
+
+      - name: Build sdist
+        run: python setup.py sdist --format=zip
+        working-directory: py
+
+      - uses: actions/setup-node@v1
+
+      - name: Upload to Zeus
+        env:
+          ZEUS_API_TOKEN: ${{ secrets.ZEUS_API_TOKEN }}
+          ZEUS_HOOK_BASE: ${{ secrets.ZEUS_HOOK_BASE }}
+        run: |
+          npm install -D @zeus-ci/cli
+          npx zeus job update -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
+          npx zeus upload -b ${{ github.run_id }} -j ${{ github.job }} -t "application/zip+wheel" py/dist/*
+          npx zeus job update --status=passed -b ${{ github.run_id }} -j ${{ github.job }} -r ${{ github.sha }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2092f7cb62..db4abf9f30 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,8 @@ on:
   push:
     branches:
       - master
+      - release/**
+      - release-library/**
 
   pull_request:
 
@@ -16,6 +18,19 @@ jobs:
         with:
           submodules: recursive
 
+      - uses: actions/setup-python@v2
+        with:
+          python-version: 3.7
+
+      - name: Install Dependencies
+        run: pip install -U -r requirements-dev.txt
+
+      - name: Run Black
+        run: black --check py tests --exclude '\.eggs|sentry_relay/_lowlevel.*'
+
+      - name: Run Flake8
+        run: flake8 py
+
       - uses: actions-rs/toolchain@v1
         id: toolchain
         with:
@@ -44,9 +59,18 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
           args: --workspace --all-features --tests -- -D clippy::all
 
-  cargo_docs:
-    name: Cargo Docs
-    runs-on: ubuntu-latest
+  test:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [macos-latest, windows-latest]
+
+    name: Test (${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+
+    # Skip redundant checks for library releases
+    if: "!startsWith(github.ref, 'refs/heads/release-library/')"
+
     steps:
       - uses: actions/checkout@v2
         with:
@@ -57,7 +81,6 @@ jobs:
         with:
           toolchain: stable
           profile: minimal
-          components: rust-docs
           override: true
 
       - uses: actions/cache@v2
@@ -66,20 +89,32 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             target
-          key: doc-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
+          key: test-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
 
-      - run: make doc
-
-      - name: Deploy
-        if: github.ref == 'refs/heads/master'
-        uses: peaceiris/actions-gh-pages@v3
+      - name: Run Cargo Tests
+        uses: actions-rs/cargo@v1
         with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: target/doc
+          command: test
+          args: --workspace
 
-  event_schema:
-    name: Event Schema
+  test_all:
+    name: Test All Features (ubuntu-latest)
     runs-on: ubuntu-latest
+
+    # Skip redundant checks for library releases
+    if: "!startsWith(github.ref, 'refs/heads/release-library/')"
+
+    # Testing all features requires Docker container operations that are only available on
+    # `ubuntu-latest`. This `test-all` job is to be seen as complementary to the `test` job. If
+    # services become available on other platforms, the jobs should be consolidated. See
+    # https://docs.github.com/en/actions/guides/about-service-containers
+
+    services:
+      redis: # https://docs.github.com/en/actions/guides/creating-redis-service-containers
+        image: redis
+        ports:
+          - 6379:6379
+
     steps:
       - uses: actions/checkout@v2
         with:
@@ -98,50 +133,93 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             target
-          key: schema-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
+          key: test-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
 
-      - name: Generate Schema
+      - name: Run Cargo Tests
         uses: actions-rs/cargo@v1
         with:
-          command: run
-          args: -p generate-schema -- -o event.schema.json
+          command: test
+          args: --workspace --all-features
+
+  test_py:
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [2.7, 3.7]
+
+    # Skip redundant checks for binary releases
+    if: "!startsWith(github.ref, 'refs/heads/release/')"
+
+    name: Test Python ${{ matrix.python-version }}
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - uses: actions-rs/toolchain@v1
+        id: toolchain
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install Dependencies
+        run: pip install -U pytest
+
+      - uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: pytest-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
 
-      - name: Deploy
-        if: github.ref == 'refs/heads/master'
+      - name: Build and Install Library
+        run: pip install -v --editable py
         env:
-          GITHUB_TOKEN: ${{ secrets.DATA_SCHEMAS_GITHUB_TOKEN }}
-        run: |
-          git config --global user.name "$(git log -1 --pretty=format:%an $GITHUB_SHA)"
-          git config --global user.email "$(git log -1 --pretty=format:%ae $GITHUB_SHA)"
-          git clone https://getsentry-bot:$GITHUB_TOKEN@github.com/getsentry/sentry-data-schemas
-          cd sentry-data-schemas/
-          mkdir -p ./relay/
-          mv ../event.schema.json relay/event.schema.json
-          git add relay/event.schema.json
-
-          echo "attempting commit"
-          if ! git commit -m "getsentry/relay@$GITHUB_SHA" ; then
-            echo "Stopping, no changes"
-            exit 0
-          fi
-
-          for i in 1 2 3 4 5; do
-            echo "git push; Attempt $i"
-            if git push; then
-              exit 0
-            fi
-
-            git pull --rebase
-          done
-
-          echo "Failed to push"
-          exit 1
-
-  metrics_docs:
-    name: Metrics Docs
+          RELAY_DEBUG: 1
+
+      - name: Run Python Tests
+        run: pytest -v py
+
+  test_integration:
+    name: Integration Tests
     runs-on: ubuntu-latest
+
+    # Skip redundant checks for library releases
+    if: "!startsWith(github.ref, 'refs/heads/release-library/')"
+
+    services:
+      redis: # https://docs.github.com/en/actions/guides/creating-redis-service-containers
+        image: redis
+        ports:
+          - 6379:6379
+
+      zookeeper:
+        image: confluentinc/cp-zookeeper
+        env:
+          ZOOKEEPER_CLIENT_PORT: 2181
+
+      kafka:
+        image: confluentinc/cp-kafka
+        env:
+          KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
+          KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://localhost:9092
+          KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
+          KAFKA_OFFSETS_TOPIC_NUM_PARTITIONS: 1
+        ports:
+          - 9092:9092
+
     steps:
       - uses: actions/checkout@v2
+        with:
+          submodules: recursive
 
       - uses: actions-rs/toolchain@v1
         id: toolchain
@@ -156,40 +234,20 @@ jobs:
             ~/.cargo/registry
             ~/.cargo/git
             target
-          key: metrics-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
+          key: integration-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
 
-      - name: Document Metrics
+      - name: Cargo build
         uses: actions-rs/cargo@v1
         with:
-          command: run
-          args: -p document-metrics -- -o relay_metrics.json
+          command: build
+          args: --all-features
 
-      - name: Deploy
-        if: github.ref == 'refs/heads/master'
-        env:
-          GITHUB_TOKEN: ${{ secrets.DATA_SCHEMAS_GITHUB_TOKEN }}
-        run: |
-          git config --global user.name "$(git log -1 --pretty=format:%an $GITHUB_SHA)"
-          git config --global user.email "$(git log -1 --pretty=format:%ae $GITHUB_SHA)"
-          git clone https://getsentry-bot:$GITHUB_TOKEN@github.com/getsentry/sentry-docs
-          cd sentry-docs/
-          mv ../relay_metrics.json src/data/relay_metrics.json
-          git add src/data/relay_metrics.json
-
-          echo "attempting commit"
-          if ! git commit -m "getsentry/relay@$GITHUB_SHA" ; then
-            echo "Stopping, no changes"
-            exit 0
-          fi
-
-          for i in 1 2 3 4 5; do
-            echo "git push; Attempt $i"
-            if git push; then
-              exit 0
-            fi
-
-            git pull --rebase
-          done
-
-          echo "Failed to push"
-          exit 1
+      - uses: actions/setup-python@v2
+        with:
+          python-version: 3.7
+
+      - name: Install dependencies
+        run: pip install -U -r requirements-test.txt
+
+      - name: Run tests
+        run: pytest tests -n auto -v
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
new file mode 100644
index 0000000000..4087e76c6a
--- /dev/null
+++ b/.github/workflows/deploy.yml
@@ -0,0 +1,163 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - master
+
+  # Run actions on PRs, but only deploy on master
+  pull_request:
+
+jobs:
+  cargo_docs:
+    name: Cargo Docs
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - uses: actions-rs/toolchain@v1
+        id: toolchain
+        with:
+          toolchain: stable
+          profile: minimal
+          components: rust-docs
+          override: true
+
+      - uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: doc-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
+
+      - run: make doc
+
+      - name: Deploy
+        if: github.ref == 'refs/heads/master'
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: target/doc
+
+  event_schema:
+    name: Event Schema
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - uses: actions-rs/toolchain@v1
+        id: toolchain
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: schema-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Generate Schema
+        uses: actions-rs/cargo@v1
+        with:
+          command: run
+          args: -p generate-schema -- -o event.schema.json
+
+      - name: Deploy
+        if: github.ref == 'refs/heads/master'
+        env:
+          GITHUB_TOKEN: ${{ secrets.DATA_SCHEMAS_GITHUB_TOKEN }}
+        run: |
+          git config --global user.name "$(git log -1 --pretty=format:%an $GITHUB_SHA)"
+          git config --global user.email "$(git log -1 --pretty=format:%ae $GITHUB_SHA)"
+          git clone https://getsentry-bot:$GITHUB_TOKEN@github.com/getsentry/sentry-data-schemas
+          cd sentry-data-schemas/
+          mkdir -p ./relay/
+          mv ../event.schema.json relay/event.schema.json
+          git add relay/event.schema.json
+
+          echo "attempting commit"
+          if ! git commit -m "getsentry/relay@$GITHUB_SHA" ; then
+            echo "Stopping, no changes"
+            exit 0
+          fi
+
+          for i in 1 2 3 4 5; do
+            echo "git push; Attempt $i"
+            if git push; then
+              exit 0
+            fi
+
+            git pull --rebase
+          done
+
+          echo "Failed to push"
+          exit 1
+
+  metrics_docs:
+    name: Metrics Docs
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions-rs/toolchain@v1
+        id: toolchain
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+
+      - uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: metrics-${{ runner.os }}-${{ steps.toolchain.outputs.rustc_hash }}-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Document Metrics
+        uses: actions-rs/cargo@v1
+        with:
+          command: run
+          args: -p document-metrics -- -o relay_metrics.json
+
+      - name: Deploy
+        if: github.ref == 'refs/heads/master'
+        env:
+          GITHUB_TOKEN: ${{ secrets.DATA_SCHEMAS_GITHUB_TOKEN }}
+        run: |
+          git config --global user.name "$(git log -1 --pretty=format:%an $GITHUB_SHA)"
+          git config --global user.email "$(git log -1 --pretty=format:%ae $GITHUB_SHA)"
+          git clone https://getsentry-bot:$GITHUB_TOKEN@github.com/getsentry/sentry-docs
+          cd sentry-docs/
+          mv ../relay_metrics.json src/data/relay_metrics.json
+          git add src/data/relay_metrics.json
+
+          echo "attempting commit"
+          if ! git commit -m "getsentry/relay@$GITHUB_SHA" ; then
+            echo "Stopping, no changes"
+            exit 0
+          fi
+
+          for i in 1 2 3 4 5; do
+            echo "git push; Attempt $i"
+            if git push; then
+              exit 0
+            fi
+
+            git pull --rebase
+          done
+
+          echo "Failed to push"
+          exit 1
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index a94df2fd5e..0000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,164 +0,0 @@
-language: python
-python: "3.7"
-os: linux
-
-git:
-  depth: 1
-
-branches:
-  only:
-    - master
-    - /^release\/[\d.]+$/
-    - /^release-library\/[\d.]+$/
-
-before_install:
-  - curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain ${RUST_TOOLCHAIN:-stable}
-  - export PATH=~/.cargo/bin/:$PATH
-  - '[ "$TRAVIS_BRANCH" != "master" ] || export PYTEST_SENTRY_ALWAYS_REPORT=1'
-
-install: skip
-
-before_cache:
-  - make clean-target-dir
-
-jobs:
-  fast_finish: true
-  include:
-    # -------------------------------------
-    # RUST TESTS
-    # -------------------------------------
-
-    - name: "test: relay[linux]"
-      if: NOT branch ~= /^release-library\/[\d.]+$/
-      addons:
-        apt:
-          packages:
-            - libssl-dev
-      services:
-        - redis
-      script: make -e test-rust-all
-
-    - name: "test: relay[macos]"
-      if: branch ~= /^release\/[\d.]+$/
-      os: osx
-      language: generic
-      install:
-        - brew update-reset
-        - brew install redis
-        - brew services start redis
-      script: make -e test-rust-all
-
-    # -------------------------------------
-    # PYTHON LIBRARY TESTS
-    # -------------------------------------
-
-    - name: "test: librelay"
-      if: NOT branch ~= /^release\/[\d.]+$/
-      script: make -e test-python
-
-    - name: "test: librelay[py2]"
-      python: "2.7"
-      if: NOT branch ~= /^release\/[\d.]+$/
-      script: make -e RELAY_PYTHON_VERSION=python2 test-python
-
-    # -------------------------------------
-    # EXECUTALE INTEGRATION TESTS
-    # -------------------------------------
-
-    - name: "integration-test: relay"
-      if: NOT branch ~= /^release-library\/[\d.]+$/
-      env:
-        - KAFKA_BOOTSTRAP_SERVER="localhost:9092"
-      install:
-        - export PATH=$PATH:$HOME/.cargo/bin
-        - wget https://github.com/yyyar/gobetween/releases/download/0.6.0/gobetween_0.6.0_linux_amd64.tar.gz -O - | tar xz; mv gobetween $HOME/.cargo/bin
-        - sudo add-apt-repository ppa:vbernat/haproxy-1.8 -y
-        - sudo apt-get clean && sudo rm -r /var/lib/apt/lists/*
-        - sudo apt-get update
-        - sudo apt-get install haproxy redis-server -y
-        # Start Zookeeper, Kafka and Redis
-        - docker run -d --network host --name zookeeper -e ZOOKEEPER_CLIENT_PORT=2181 confluentinc/cp-zookeeper:4.1.2-3
-        - docker run -d --network host --name kafka -e KAFKA_ZOOKEEPER_CONNECT=localhost:2181 -e KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://$KAFKA_BOOTSTRAP_SERVER -e KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR=1 confluentinc/cp-kafka:4.1.2-3
-        - sudo service redis-server start --bind 127.0.0.1
-      script:
-        - make -e test-integration
-
-    # -------------------------------------
-    # RUST RELEASE BUILDS
-    # -------------------------------------
-
-    - name: "release: relay[linux]"
-      if: branch ~= /^release\/[\d.]+$/
-      language: generic
-      before_install: skip
-      services:
-        - docker
-      env:
-        - BUILD_ARCH=x86_64
-      script:
-        - make -e docker
-        - npm install -g @zeus-ci/cli || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-        - zeus upload -t "application/octet-stream" -n relay-Linux-x86_64 target/x86_64-unknown-linux-gnu/release/relay  || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-        - zip relay-debug.zip target/x86_64-unknown-linux-gnu/release/relay.debug
-        - zeus upload -t "application/octet-stream" -n relay-Linux-x86_64-debug.zip relay-debug.zip  || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-
-    - name: "release: relay[macos]"
-      if: branch ~= /^release\/[\d.]+$/
-      os: osx
-      language: generic
-      script:
-        - make -e release
-        - npm install -g @zeus-ci/cli || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-        - zeus upload -t "application/octet-stream" -n relay-Darwin-x86_64 target/release/relay || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-        - zip -r relay-dsym.zip target/release/relay.dSYM
-        - zeus upload -t "application/octet-stream" -n relay-Darwin-x86_64-dsym.zip relay-dsym.zip || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-
-    # -------------------------------------
-    # PYTHON RELEASE BUILDS
-    # -------------------------------------
-
-    - name: "release: librelay[linux-x86]"
-      if: branch ~= /^release-library\/[\d.]+$/
-      env: BUILD_ARCH=i686
-      language: generic
-      script:
-        - make -e wheel-manylinux
-        - npm install -g @zeus-ci/cli || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-        - zeus upload -t "application/zip+wheel" py/dist/* || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-
-    - name: "release: librelay[linux-x86_64]"
-      if: branch ~= /^release-library\/[\d.]+$/
-      env: BUILD_ARCH=x86_64
-      language: generic
-      script:
-        - make -e wheel-manylinux
-        - npm install -g @zeus-ci/cli || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-        - zeus upload -t "application/zip+wheel" py/dist/* || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-
-    - name: "release: librelay[macos]"
-      if: branch ~= /^release-library\/[\d.]+$/
-      os: osx
-      language: generic
-      osx_image: xcode9.4
-      env: RELAY_PYTHON_VERSION=python
-      script:
-        - make -e wheel
-        - npm install -g @zeus-ci/cli || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-        - zeus upload -t "application/zip+wheel" py/dist/* || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-
-    - name: "release: librelay[sdist]"
-      if: branch ~= /^release-library\/[\d.]+$/
-      script:
-        - make -e sdist
-        - npm install -g @zeus-ci/cli || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-        - zeus upload -t "application/zip+wheel" py/dist/* || [[ ! "$TRAVIS_BRANCH" =~ ^release/ ]]
-
-notifications:
-  webhooks:
-    urls:
-      - https://zeus.ci/hooks/a3901574-fbb7-11e7-9451-0a580a280114/public/provider/travis/webhook
-    on_success: always
-    on_failure: always
-    on_start: always
-    on_cancel: always
-    on_error: always
diff --git a/Cargo.toml b/Cargo.toml
index e302d03990..4fd4c52a72 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,5 +2,12 @@
 members = ["relay", "relay-*", "tools/*"]
 default-members = ["relay"]
 
+[profile.dev]
+# Debug information slows down the build and increases caches in the
+# target folder, but we don't require stack traces in most cases.
+debug = false
+
 [profile.release]
+# In release, however, we do want full debug information to report
+# panic and error stack traces to Sentry.
 debug = true
diff --git a/Makefile b/Makefile
index 61c63168b2..5306cbd4b3 100644
--- a/Makefile
+++ b/Makefile
@@ -23,10 +23,6 @@ release: setup-git
 	@cd relay && cargo +stable build --release --locked --features ${RELAY_FEATURES}
 .PHONY: release
 
-docker: setup-git
-	@scripts/docker-build-linux.sh
-.PHONY: docker
-
 build-linux-release: setup-git
 	cd relay && cargo build --release --locked --features ${RELAY_FEATURES} --target=${TARGET}
 	objcopy --only-keep-debug target/${TARGET}/release/relay{,.debug}
diff --git a/py/.craft.yml b/py/.craft.yml
index 582d1d6cba..cf32a2b254 100644
--- a/py/.craft.yml
+++ b/py/.craft.yml
@@ -1,14 +1,12 @@
 ---
-minVersion: "0.9.6"
+minVersion: "0.11.1"
 github:
   owner: getsentry
   repo: relay
 changelogPolicy: auto
 statusProvider:
   name: github
-  config:
-    contexts:
-      - Travis CI - Branch
+
 preReleaseCommand: ../scripts/bump-library.sh
 releaseBranchPrefix: release-library
 
@@ -23,7 +21,7 @@ targets:
           cacheControl: "public, max-age=2592000"
 
 requireNames:
-  - /^sentry_relay-.*-py2.py3-none-macosx_10_13_x86_64.whl$/
+  - /^sentry_relay-.*-py2.py3-none-macosx_10_15_x86_64.whl$/
   - /^sentry_relay-.*-py2.py3-none-manylinux1_i686.whl$/
   - /^sentry_relay-.*-py2.py3-none-manylinux1_x86_64.whl$/
   - /^sentry-relay-.*.zip$/
diff --git a/py/CHANGELOG.md b/py/CHANGELOG.md
index 33b6c840d4..da2dbc8dcf 100644
--- a/py/CHANGELOG.md
+++ b/py/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## Unreleased
+
+- Require macOS 10.15.0 or newer for the macOS wheel after moving to GitHub Actions. ([#780](https://github.com/getsentry/relay/pull/780))
+
 ## 0.7.0
 
 - In PII configs, all options on hash and mask redactions (replacement characters, ignored characters, hash algorithm/key) are removed. If they still exist in the configuration, they are ignored. ([#760](https://github.com/getsentry/relay/pull/760))
@@ -19,7 +23,7 @@
 
 ## 0.5.13
 
-*Note: This accidentally got released as 0.15.13 as well, which has since been yanked.*
+_Note: This accidentally got released as 0.15.13 as well, which has since been yanked._
 
 - Fix Python 3 incompatibilities in Relay authentication helpers. ([#712](https://github.com/getsentry/relay/pull/712))
 
diff --git a/py/tests/test_auth.py b/py/tests/test_auth.py
index 4d0f498ba8..d5000c29b3 100644
--- a/py/tests/test_auth.py
+++ b/py/tests/test_auth.py
@@ -16,6 +16,7 @@
 RESPONSE_SIG = "iPFV5KcSXDrhjY_99X8r_pMB1NQdw-YWF7hjvdrYpXmsaSier-mp1-3viWsEPIcTNbA76B4t51sjbSYFZPzXBg.eyJ0IjoiMjAyMC0wOS0wOFQxMzozMzozNS45OTU2ODJaIn0"
 RELAY_VERSION = "20.8.0"
 
+
 def test_basic_key_functions():
     sk, pk = sentry_relay.generate_key_pair()
     signature = sk.sign(b"some secret data")
diff --git a/relay-quotas/src/redis.rs b/relay-quotas/src/redis.rs
index db93ad94ef..f11d974b64 100644
--- a/relay-quotas/src/redis.rs
+++ b/relay-quotas/src/redis.rs
@@ -256,12 +256,15 @@ mod tests {
 
     use super::*;
 
-    lazy_static::lazy_static! {
-        static ref RATE_LIMITER: RedisRateLimiter = RedisRateLimiter {
-            pool: RedisPool::single("redis://127.0.0.1").unwrap(),
+    fn build_rate_limiter() -> RedisRateLimiter {
+        let url = std::env::var("RELAY_REDIS_URL")
+            .unwrap_or_else(|_| "redis://127.0.0.1:6379".to_owned());
+
+        RedisRateLimiter {
+            pool: RedisPool::single(&url).unwrap(),
             script: Arc::new(load_lua_script()),
             max_limit: None,
-        };
+        }
     }
 
     #[test]
@@ -297,7 +300,7 @@ mod tests {
             },
         };
 
-        let rate_limits: Vec<RateLimit> = RATE_LIMITER
+        let rate_limits: Vec<RateLimit> = build_rate_limiter()
             .is_rate_limited(quotas, scoping, 1)
             .expect("rate limiting failed")
             .into_iter()
@@ -336,8 +339,10 @@ mod tests {
             },
         };
 
+        let rate_limiter = build_rate_limiter();
+
         for i in 0..10 {
-            let rate_limits: Vec<RateLimit> = RATE_LIMITER
+            let rate_limits: Vec<RateLimit> = rate_limiter
                 .is_rate_limited(quotas, scoping, 1)
                 .expect("rate limiting failed")
                 .into_iter()
@@ -371,7 +376,7 @@ mod tests {
             },
         };
 
-        let rate_limits: Vec<RateLimit> = RATE_LIMITER
+        let rate_limits: Vec<RateLimit> = build_rate_limiter()
             .is_rate_limited(&[], scoping, 1)
             .expect("rate limiting failed")
             .into_iter()
@@ -413,8 +418,10 @@ mod tests {
             },
         };
 
+        let rate_limiter = build_rate_limiter();
+
         for i in 0..1 {
-            let rate_limits: Vec<RateLimit> = RATE_LIMITER
+            let rate_limits: Vec<RateLimit> = rate_limiter
                 .is_rate_limited(quotas, scoping, 1)
                 .expect("rate limiting failed")
                 .into_iter()
@@ -458,8 +465,10 @@ mod tests {
             },
         };
 
+        let rate_limiter = build_rate_limiter();
+
         for i in 0..10 {
-            let rate_limits: Vec<RateLimit> = RATE_LIMITER
+            let rate_limits: Vec<RateLimit> = rate_limiter
                 .is_rate_limited(quotas, scoping, 100)
                 .expect("rate limiting failed")
                 .into_iter()
@@ -543,7 +552,8 @@ mod tests {
             .map(|duration| duration.as_secs())
             .unwrap();
 
-        let mut client = RATE_LIMITER.pool.client().expect("get client");
+        let rate_limiter = build_rate_limiter();
+        let mut client = rate_limiter.pool.client().expect("get client");
         let mut conn = client.connection();
 
         // define a few keys with random seed such that they do not collide with repeated test runs
diff --git a/scripts/docker-build-linux.sh b/scripts/docker-build-linux.sh
index a6f00cc264..5fb6c1ba29 100755
--- a/scripts/docker-build-linux.sh
+++ b/scripts/docker-build-linux.sh
@@ -26,7 +26,6 @@ docker build --build-arg DOCKER_ARCH=${DOCKER_ARCH} \
 
 DOCKER_RUN_OPTS="
   -v $(pwd):/work
-  -v ${HOME}/.cargo/registry:/usr/local/cargo/registry
   -e TARGET=${TARGET}
   $BUILD_IMAGE
 "
@@ -38,4 +37,4 @@ docker run $DOCKER_RUN_OPTS \
 # Fix permissions for shared directories
 USER_ID=$(id -u)
 GROUP_ID=$(id -g)
-sudo chown -R ${USER_ID}:${GROUP_ID} target/ ${HOME}/.cargo
+sudo chown -R ${USER_ID}:${GROUP_ID} target/
diff --git a/scripts/docker-manylinux.sh b/scripts/docker-manylinux.sh
index ac978bd2ed..4e582d0a2a 100755
--- a/scripts/docker-manylinux.sh
+++ b/scripts/docker-manylinux.sh
@@ -6,11 +6,10 @@ BUILD_DIR="/work"
 docker run \
         -w /work/py \
         -v `pwd`:/work \
-        -v $HOME/.cargo/registry:/root/.cargo/registry \
-        -it quay.io/pypa/manylinux1_${BUILD_ARCH} \
+        quay.io/pypa/manylinux1_${BUILD_ARCH} \
         sh manylinux.sh
 
 # Fix permissions for shared directories
 USER_ID=$(id -u)
 GROUP_ID=$(id -g)
-sudo chown -R ${USER_ID}:${GROUP_ID} target/ ${HOME}/.cargo
+sudo chown -R ${USER_ID}:${GROUP_ID} target/