diff --git a/.github/actionlint.yaml b/.github/actionlint.yaml
new file mode 100644
index 000000000..25298b7bb
--- /dev/null
+++ b/.github/actionlint.yaml
@@ -0,0 +1,6 @@
+self-hosted-runner:
+  # Blacksmith runners (https://blacksmith.sh)
+  labels:
+    - blacksmith-8vcpu-ubuntu-2404
+    - blacksmith-12vcpu-macos-latest
+    - blacksmith-8vcpu-windows-2025
diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 87342283a..829563183 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -23,7 +23,7 @@ env:
 
 jobs:
   check:
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-8vcpu-ubuntu-2404
     steps:
       - name: Checkout Code
         uses: *checkout_action
@@ -33,6 +33,7 @@ jobs:
         with:
           go-version: ${{ env.LATEST_GO_VERSION }}
           check-latest: true
+          cache: false # Blacksmith Go build cache replaces the Actions cache
 
       - name: Run golint
         run: |
diff --git a/.github/workflows/echo.yml b/.github/workflows/echo.yml
index caaff30c0..2f302efed 100644
--- a/.github/workflows/echo.yml
+++ b/.github/workflows/echo.yml
@@ -34,8 +34,16 @@ jobs:
         # As we depend on `golang.org/x/` libraries which only support the last 2 Go releases, we could have situations when
         # we derive from the last four major releases promise.
         go: ["1.25", "1.26", "1.27"]
+        # Jobs run on Blacksmith runners (https://blacksmith.sh), which sponsors Echo's CI
+        include:
+          - os: ubuntu-latest
+            runner: blacksmith-8vcpu-ubuntu-2404
+          - os: macos-latest
+            runner: blacksmith-12vcpu-macos-latest
+          - os: windows-latest
+            runner: blacksmith-8vcpu-windows-2025
     name: ${{ matrix.os }} @ Go ${{ matrix.go }}
-    runs-on: ${{ matrix.os }}
+    runs-on: ${{ matrix.runner }}
     steps:
       - name: Checkout Code
         uses: *checkout_action
@@ -44,6 +52,7 @@ jobs:
         uses: *setup_go_action
         with:
           go-version: ${{ matrix.go }}
+          cache: false # Blacksmith Go build cache replaces the Actions cache
 
       - name: Run Tests
         run: go test -race --coverprofile=coverage.coverprofile --covermode=atomic ./...
@@ -58,7 +67,7 @@ jobs:
   benchmark:
     needs: test
     name: Benchmark comparison
-    runs-on: ubuntu-latest
+    runs-on: blacksmith-8vcpu-ubuntu-2404
     steps:
       - name: Checkout Code (Previous)
         uses: *checkout_action
@@ -75,6 +84,7 @@ jobs:
         uses: *setup_go_action
         with:
           go-version: ${{ env.LATEST_GO_VERSION }}
+          cache: false # Blacksmith Go build cache replaces the Actions cache
 
       - name: Install Dependencies
         run: go install golang.org/x/perf/cmd/benchstat@latest
diff --git a/README.md b/README.md
index 3e4fb9a7b..1c827f8f6 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@
 [![Go Report Card](https://goreportcard.com/badge/github.com/labstack/echo?style=flat-square)](https://goreportcard.com/report/github.com/labstack/echo)
 [![GitHub Workflow Status (with event)](https://img.shields.io/github/actions/workflow/status/labstack/echo/echo.yml?style=flat-square)](https://github.com/labstack/echo/actions)
 [![Codecov](https://img.shields.io/codecov/c/github/labstack/echo.svg?style=flat-square)](https://codecov.io/gh/labstack/echo)
+[![CI powered by Blacksmith](https://img.shields.io/badge/CI%20powered%20by-Blacksmith-F0FB29.svg?style=flat-square&labelColor=000000)](https://blacksmith.sh)
 [![Forum](https://img.shields.io/badge/community-forum-00afd1.svg?style=flat-square)](https://github.com/labstack/echo/discussions)
 [![Twitter](https://img.shields.io/badge/twitter-@labstack-55acee.svg?style=flat-square)](https://twitter.com/labstack)
 [![License](https://img.shields.io/badge/license-mit-blue.svg?style=flat-square)](https://raw.githubusercontent.com/labstack/echo/master/LICENSE)