diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..486e7960
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+# Build-related directories and files
+.task
+build
diff --git a/lint-requirements.txt b/lint-requirements.txt
new file mode 100644
index 00000000..993e8b4f
--- /dev/null
+++ b/lint-requirements.txt
@@ -0,0 +1 @@
+yamllint>=1.35.1
diff --git a/taskfile.yaml b/taskfile.yaml
new file mode 100644
index 00000000..478ba2af
--- /dev/null
+++ b/taskfile.yaml
@@ -0,0 +1,20 @@
+version: "3"
+
+includes:
+  lint: "./taskfiles/lint.yaml"
+  utils: "tools/yscope-dev-utils/taskfiles/utils.yml"
+
+vars:
+  G_BUILD_DIR: "{{.ROOT_DIR}}/build"
+
+tasks:
+  clean:
+    cmds:
+      - "rm -rf '{{.G_BUILD_DIR}}'"
+
+  init:
+    internal: true
+    silent: true
+    run: "once"
+    cmds:
+      - "mkdir -p '{{.G_BUILD_DIR}}'"
diff --git a/taskfiles/lint-yaml.yaml b/taskfiles/lint-yaml.yaml
new file mode 100644
index 00000000..0196a038
--- /dev/null
+++ b/taskfiles/lint-yaml.yaml
@@ -0,0 +1,19 @@
+version: "3"
+
+tasks:
+  yaml:
+    aliases:
+      - "yaml-check"
+      - "yaml-fix"
+    deps:
+      - "venv"
+    dir: "{{.ROOT_DIR}}"
+    cmds:
+      - |-
+        . "{{.G_LINT_VENV_DIR}}/bin/activate"
+        yamllint \
+          --config-file "tools/yscope-dev-utils/lint-configs/.yamllint.yml" \
+          --strict \
+          .github \
+          taskfile.yaml \
+          taskfiles/
diff --git a/taskfiles/lint.yaml b/taskfiles/lint.yaml
new file mode 100644
index 00000000..cbfca7ea
--- /dev/null
+++ b/taskfiles/lint.yaml
@@ -0,0 +1,48 @@
+version: "3"
+
+includes:
+  yaml:
+    flatten: true
+    taskfile: "./lint-yaml.yaml"
+
+vars:
+  G_LINT_VENV_DIR: "{{.G_BUILD_DIR}}/lint-venv"
+  G_LINT_VENV_CHECKSUM_FILE: "{{.G_BUILD_DIR}}/lint#venv.md5"
+
+tasks:
+  check:
+    cmds:
+      - task: "yaml-check"
+
+  fix:
+    cmds:
+      - task: "yaml-fix"
+
+  venv:
+    internal: true
+    vars:
+      CHECKSUM_FILE: "{{.G_LINT_VENV_CHECKSUM_FILE}}"
+      OUTPUT_DIR: "{{.G_LINT_VENV_DIR}}"
+    sources:
+      - "{{.ROOT_DIR}}/taskfile.yaml"
+      - "{{.TASKFILE}}"
+      - "lint-requirements.txt"
+    generates:
+      - "{{.CHECKSUM_FILE}}"
+    deps:
+      - ":init"
+      - task: ":utils:validate-checksum"
+        vars:
+          CHECKSUM_FILE: "{{.CHECKSUM_FILE}}"
+          DATA_DIR: "{{.OUTPUT_DIR}}"
+    cmds:
+      - task: ":utils:create-venv"
+        vars:
+          LABEL: "lint"
+          OUTPUT_DIR: "{{.OUTPUT_DIR}}"
+          REQUIREMENTS_FILE: "lint-requirements.txt"
+      # This command must be last
+      - task: ":utils:compute-checksum"
+        vars:
+          DATA_DIR: "{{.OUTPUT_DIR}}"
+          OUTPUT_FILE: "{{.CHECKSUM_FILE}}"