diff --git a/package.json b/package.json
index 77c0e058..5195f723 100644
--- a/package.json
+++ b/package.json
@@ -28,13 +28,14 @@
   "scripts": {
     "build-docker-image": "VERSION=$(node -e \"process.stdout.write(require('./package.json').version)\") && docker build -t davidanson/markdownlint-cli2:v$VERSION -f docker/Dockerfile --label org.opencontainers.image.version=v$VERSION .",
     "build-docker-image-rules": "VERSION=$(node -e \"process.stdout.write(require('./package.json').version)\") && docker build -t davidanson/markdownlint-cli2-rules:v$VERSION -f docker/Dockerfile-rules --build-arg VERSION=v$VERSION --label org.opencontainers.image.version=v$VERSION .",
-    "ci": "npm-run-all --continue-on-error --parallel test-cover lint",
+    "ci": "npm-run-all --continue-on-error --parallel test-cover lint schema",
     "docker-npm-install": "docker run --rm --tty --name npm-install --volume $PWD:/home/workdir --workdir /home/workdir --user node node:latest npm install",
     "docker-npm-run-upgrade": "docker run --rm --tty --name npm-run-upgrade --volume $PWD:/home/workdir --workdir /home/workdir --user node node:latest npm run upgrade",
     "lint": "eslint --max-warnings 0 --no-eslintrc --config .eslintrc.json .",
     "lint-dockerfile": "docker run --rm -i hadolint/hadolint:latest-alpine < docker/Dockerfile",
     "lint-watch": "git ls-files | entr npm run lint",
     "publish-docker-image": "VERSION=$(node -e \"process.stdout.write(require('./package.json').version)\") && docker buildx build --platform linux/arm64,linux/amd64 -t davidanson/markdownlint-cli2:v$VERSION -t davidanson/markdownlint-cli2:latest -f docker/Dockerfile --push .",
+    "schema": "cpy ./node_modules/markdownlint/schema/markdownlint-config-schema.json ./schema --flat",
     "test": "ava --timeout=1m test/append-to-array-test.js test/fs-mock-test.js test/markdownlint-cli2-test.js test/markdownlint-cli2-test-exec.js test/markdownlint-cli2-test-fs.js test/markdownlint-cli2-test-main.js test/merge-options-test.js test/resolve-and-require-test.js",
     "test-cover": "c8 --100 npm test -- --concurrency=1",
     "test-docker-hub-image": "VERSION=$(node -e \"process.stdout.write(require('./package.json').version)\") && docker image rm davidanson/markdownlint-cli2:v$VERSION davidanson/markdownlint-cli2:latest || true && docker run --rm -v $PWD:/workdir davidanson/markdownlint-cli2:v$VERSION \"*.md\" && docker run --rm -v $PWD:/workdir davidanson/markdownlint-cli2:latest \"*.md\"",
@@ -62,7 +63,9 @@
     "markdownlint-cli2-fix.js",
     "merge-options.js",
     "README.md",
-    "resolve-and-require.js"
+    "resolve-and-require.js",
+    "schema/markdownlint-cli2-config-schema.json",
+    "schema/markdownlint-config-schema.json"
   ],
   "dependencies": {
     "globby": "13.2.2",
@@ -77,6 +80,7 @@
     "ava": "5.3.1",
     "c8": "8.0.1",
     "cpy": "10.1.0",
+    "cpy-cli": "5.0.0",
     "del": "7.1.0",
     "eslint": "8.48.0",
     "eslint-plugin-n": "16.0.2",
@@ -91,7 +95,8 @@
     "markdownlint-cli2-formatter-sarif": "0.0.1",
     "markdownlint-cli2-formatter-summarize": "0.0.6",
     "markdownlint-rule-titlecase": "0.1.0",
-    "npm-run-all": "4.1.5"
+    "npm-run-all": "4.1.5",
+    "tv4": "1.3.0"
   },
   "keywords": [
     "markdown",
diff --git a/schema/markdownlint-cli2-config-schema.json b/schema/markdownlint-cli2-config-schema.json
new file mode 100644
index 00000000..93bbea49
--- /dev/null
+++ b/schema/markdownlint-cli2-config-schema.json
@@ -0,0 +1,109 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "title": "markdownlint-cli2 configuration schema",
+  "type": "object",
+  "properties": {
+    "$schema": {
+      "description": "JSON Schema URI (used by some editors)",
+      "type": "string",
+      "default": "https://raw.githubusercontent.com/DavidAnson/markdownlint-cli2/main/schema/markdownlint-cli2-config-schema.json"
+    },
+    "config": {
+      "description": "markdownlint-cli2 configuration schema",
+      "$ref": "./markdownlint-config-schema.json",
+      "default": {}
+    },
+    "customRules": {
+      "description": "Module names or paths of custom rules to load and use when linting",
+      "type": "array",
+      "default": [],
+      "items": {
+        "description": "Module name or path of a custom rule",
+        "type": "string",
+        "minLength": 1
+      }
+    },
+    "fix": {
+      "description": "Whether to enable fixing of linting errors reported by rules that emit fix information",
+      "type": "boolean",
+      "default": false
+    },
+    "frontMatter": {
+      "description": "Regular expression used to match and ignore any front matter at the beginning of a document",
+      "type": "string",
+      "minLength": 1,
+      "default": ""
+    },
+    "globs": {
+      "description": "Glob expressions to include when linting (only valid at the root)",
+      "type": "array",
+      "default": [],
+      "items": {
+        "description": "Glob expression of files to lint",
+        "type": "string",
+        "minLength": 1
+      }
+    },
+    "ignores": {
+      "description": "Glob expressions to ignore when linting",
+      "type": "array",
+      "default": [],
+      "items": {
+        "description": "Glob expression of files to ignore",
+        "type": "string",
+        "minLength": 1
+      }
+    },
+    "markdownItPlugins": {
+      "description": "markdown-it plugins to load and use when linting",
+      "type": "array",
+      "default": [],
+      "items": {
+        "description": "Name or path of a markdown-it plugin followed by parameters",
+        "type": "array",
+        "items": [
+          {
+            "description": "Name or path of a markdown-it plugin",
+            "type": "string",
+            "minLength": 1
+          },
+          {
+            "description": "Parameter(s) to pass to the markdown-it plugin"
+          }
+        ],
+        "minItems": 1
+      }
+    },
+    "noInlineConfig": {
+      "description": "Whether to disable support of HTML comments within Markdown content",
+      "type": "boolean",
+      "default": false
+    },
+    "noProgress": {
+      "description": "Whether to disable the display of progress on stdout (only valid at the root)",
+      "type": "boolean",
+      "default": false
+    },
+    "outputFormatters": {
+      "description": "Output formatters to load and use to customize markdownlint-cli2 output (only valid at the root)",
+      "type": "array",
+      "default": [],
+      "items": {
+        "description": "Name or path of an output formatter followed by parameters",
+        "type": "array",
+        "items": [
+          {
+            "description": "Name or path of an output formatter",
+            "type": "string",
+            "minLength": 1
+          },
+          {
+            "description": "Parameter(s) to pass to the output formatter"
+          }
+        ],
+        "minItems": 1
+      }
+    }
+  },
+  "additionalProperties": false
+}
diff --git a/schema/markdownlint-config-schema.json b/schema/markdownlint-config-schema.json
new file mode 100644
index 00000000..03fa000b
--- /dev/null
+++ b/schema/markdownlint-config-schema.json
@@ -0,0 +1,1108 @@
+{
+  "title": "Markdownlint configuration schema",
+  "type": "object",
+  "properties": {
+    "default": {
+      "description": "Default state for all rules",
+      "type": "boolean",
+      "default": true
+    },
+    "extends": {
+      "description": "Path to configuration file to extend",
+      "type": [
+        "string",
+        "null"
+      ],
+      "default": null
+    },
+    "$schema": {
+      "description": "JSON Schema URI (used by some editors)",
+      "type": "string",
+      "default": "https://raw.githubusercontent.com/DavidAnson/markdownlint/main/schema/markdownlint-config-schema.json"
+    },
+    "MD001": {
+      "description": "MD001/heading-increment/header-increment - Heading levels should only increment by one level at a time",
+      "type": "boolean",
+      "default": true
+    },
+    "heading-increment": {
+      "$ref": "#/properties/MD001"
+    },
+    "header-increment": {
+      "$ref": "#/properties/MD001"
+    },
+    "MD002": {
+      "description": "MD002/first-heading-h1/first-header-h1 - First heading should be a top-level heading",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "level": {
+          "description": "Heading level",
+          "type": "integer",
+          "minimum": 1,
+          "maximum": 6,
+          "default": 1
+        }
+      },
+      "additionalProperties": false
+    },
+    "first-heading-h1": {
+      "$ref": "#/properties/MD002"
+    },
+    "first-header-h1": {
+      "$ref": "#/properties/MD002"
+    },
+    "MD003": {
+      "description": "MD003/heading-style/header-style - Heading style",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "style": {
+          "description": "Heading style",
+          "type": "string",
+          "enum": [
+            "consistent",
+            "atx",
+            "atx_closed",
+            "setext",
+            "setext_with_atx",
+            "setext_with_atx_closed"
+          ],
+          "default": "consistent"
+        }
+      },
+      "additionalProperties": false
+    },
+    "heading-style": {
+      "$ref": "#/properties/MD003"
+    },
+    "header-style": {
+      "$ref": "#/properties/MD003"
+    },
+    "MD004": {
+      "description": "MD004/ul-style - Unordered list style",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "style": {
+          "description": "List style",
+          "type": "string",
+          "enum": [
+            "consistent",
+            "asterisk",
+            "plus",
+            "dash",
+            "sublist"
+          ],
+          "default": "consistent"
+        }
+      },
+      "additionalProperties": false
+    },
+    "ul-style": {
+      "$ref": "#/properties/MD004"
+    },
+    "MD005": {
+      "description": "MD005/list-indent - Inconsistent indentation for list items at the same level",
+      "type": "boolean",
+      "default": true
+    },
+    "list-indent": {
+      "$ref": "#/properties/MD005"
+    },
+    "MD006": {
+      "description": "MD006/ul-start-left - Consider starting bulleted lists at the beginning of the line",
+      "type": "boolean",
+      "default": true
+    },
+    "ul-start-left": {
+      "$ref": "#/properties/MD006"
+    },
+    "MD007": {
+      "description": "MD007/ul-indent - Unordered list indentation",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "indent": {
+          "description": "Spaces for indent",
+          "type": "integer",
+          "minimum": 1,
+          "default": 2
+        },
+        "start_indented": {
+          "description": "Whether to indent the first level of the list",
+          "type": "boolean",
+          "default": false
+        },
+        "start_indent": {
+          "description": "Spaces for first level indent (when start_indented is set)",
+          "type": "integer",
+          "minimum": 1,
+          "default": 2
+        }
+      },
+      "additionalProperties": false
+    },
+    "ul-indent": {
+      "$ref": "#/properties/MD007"
+    },
+    "MD009": {
+      "description": "MD009/no-trailing-spaces - Trailing spaces",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "br_spaces": {
+          "description": "Spaces for line break",
+          "type": "integer",
+          "minimum": 0,
+          "default": 2
+        },
+        "list_item_empty_lines": {
+          "description": "Allow spaces for empty lines in list items",
+          "type": "boolean",
+          "default": false
+        },
+        "strict": {
+          "description": "Include unnecessary breaks",
+          "type": "boolean",
+          "default": false
+        }
+      },
+      "additionalProperties": false
+    },
+    "no-trailing-spaces": {
+      "$ref": "#/properties/MD009"
+    },
+    "MD010": {
+      "description": "MD010/no-hard-tabs - Hard tabs",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "code_blocks": {
+          "description": "Include code blocks",
+          "type": "boolean",
+          "default": true
+        },
+        "ignore_code_languages": {
+          "description": "Fenced code languages to ignore",
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "default": []
+        },
+        "spaces_per_tab": {
+          "description": "Number of spaces for each hard tab",
+          "type": "integer",
+          "minimum": 0,
+          "default": 1
+        }
+      },
+      "additionalProperties": false
+    },
+    "no-hard-tabs": {
+      "$ref": "#/properties/MD010"
+    },
+    "MD011": {
+      "description": "MD011/no-reversed-links - Reversed link syntax",
+      "type": "boolean",
+      "default": true
+    },
+    "no-reversed-links": {
+      "$ref": "#/properties/MD011"
+    },
+    "MD012": {
+      "description": "MD012/no-multiple-blanks - Multiple consecutive blank lines",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "maximum": {
+          "description": "Consecutive blank lines",
+          "type": "integer",
+          "minimum": 1,
+          "default": 1
+        }
+      },
+      "additionalProperties": false
+    },
+    "no-multiple-blanks": {
+      "$ref": "#/properties/MD012"
+    },
+    "MD013": {
+      "description": "MD013/line-length - Line length",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "line_length": {
+          "description": "Number of characters",
+          "type": "integer",
+          "minimum": 1,
+          "default": 80
+        },
+        "heading_line_length": {
+          "description": "Number of characters for headings",
+          "type": "integer",
+          "minimum": 1,
+          "default": 80
+        },
+        "code_block_line_length": {
+          "description": "Number of characters for code blocks",
+          "type": "integer",
+          "minimum": 1,
+          "default": 80
+        },
+        "code_blocks": {
+          "description": "Include code blocks",
+          "type": "boolean",
+          "default": true
+        },
+        "tables": {
+          "description": "Include tables",
+          "type": "boolean",
+          "default": true
+        },
+        "headings": {
+          "description": "Include headings",
+          "type": "boolean",
+          "default": true
+        },
+        "headers": {
+          "description": "Include headings",
+          "type": "boolean",
+          "default": true
+        },
+        "strict": {
+          "description": "Strict length checking",
+          "type": "boolean",
+          "default": false
+        },
+        "stern": {
+          "description": "Stern length checking",
+          "type": "boolean",
+          "default": false
+        }
+      },
+      "additionalProperties": false
+    },
+    "line-length": {
+      "$ref": "#/properties/MD013"
+    },
+    "MD014": {
+      "description": "MD014/commands-show-output - Dollar signs used before commands without showing output",
+      "type": "boolean",
+      "default": true
+    },
+    "commands-show-output": {
+      "$ref": "#/properties/MD014"
+    },
+    "MD018": {
+      "description": "MD018/no-missing-space-atx - No space after hash on atx style heading",
+      "type": "boolean",
+      "default": true
+    },
+    "no-missing-space-atx": {
+      "$ref": "#/properties/MD018"
+    },
+    "MD019": {
+      "description": "MD019/no-multiple-space-atx - Multiple spaces after hash on atx style heading",
+      "type": "boolean",
+      "default": true
+    },
+    "no-multiple-space-atx": {
+      "$ref": "#/properties/MD019"
+    },
+    "MD020": {
+      "description": "MD020/no-missing-space-closed-atx - No space inside hashes on closed atx style heading",
+      "type": "boolean",
+      "default": true
+    },
+    "no-missing-space-closed-atx": {
+      "$ref": "#/properties/MD020"
+    },
+    "MD021": {
+      "description": "MD021/no-multiple-space-closed-atx - Multiple spaces inside hashes on closed atx style heading",
+      "type": "boolean",
+      "default": true
+    },
+    "no-multiple-space-closed-atx": {
+      "$ref": "#/properties/MD021"
+    },
+    "MD022": {
+      "description": "MD022/blanks-around-headings/blanks-around-headers - Headings should be surrounded by blank lines",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "lines_above": {
+          "description": "Blank lines above heading",
+          "type": [
+            "integer",
+            "array"
+          ],
+          "items": {
+            "type": "integer"
+          },
+          "minimum": -1,
+          "default": 1
+        },
+        "lines_below": {
+          "description": "Blank lines below heading",
+          "type": [
+            "integer",
+            "array"
+          ],
+          "items": {
+            "type": "integer"
+          },
+          "minimum": -1,
+          "default": 1
+        }
+      },
+      "additionalProperties": false
+    },
+    "blanks-around-headings": {
+      "$ref": "#/properties/MD022"
+    },
+    "blanks-around-headers": {
+      "$ref": "#/properties/MD022"
+    },
+    "MD023": {
+      "description": "MD023/heading-start-left/header-start-left - Headings must start at the beginning of the line",
+      "type": "boolean",
+      "default": true
+    },
+    "heading-start-left": {
+      "$ref": "#/properties/MD023"
+    },
+    "header-start-left": {
+      "$ref": "#/properties/MD023"
+    },
+    "MD024": {
+      "description": "MD024/no-duplicate-heading/no-duplicate-header - Multiple headings with the same content",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "allow_different_nesting": {
+          "description": "Only check sibling headings",
+          "type": "boolean",
+          "default": false
+        },
+        "siblings_only": {
+          "description": "Only check sibling headings",
+          "type": "boolean",
+          "default": false
+        }
+      },
+      "additionalProperties": false
+    },
+    "no-duplicate-heading": {
+      "$ref": "#/properties/MD024"
+    },
+    "no-duplicate-header": {
+      "$ref": "#/properties/MD024"
+    },
+    "MD025": {
+      "description": "MD025/single-title/single-h1 - Multiple top-level headings in the same document",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "level": {
+          "description": "Heading level",
+          "type": "integer",
+          "minimum": 1,
+          "maximum": 6,
+          "default": 1
+        },
+        "front_matter_title": {
+          "description": "RegExp for matching title in front matter",
+          "type": "string",
+          "default": "^\\s*title\\s*[:=]"
+        }
+      },
+      "additionalProperties": false
+    },
+    "single-title": {
+      "$ref": "#/properties/MD025"
+    },
+    "single-h1": {
+      "$ref": "#/properties/MD025"
+    },
+    "MD026": {
+      "description": "MD026/no-trailing-punctuation - Trailing punctuation in heading",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "punctuation": {
+          "description": "Punctuation characters",
+          "type": "string",
+          "default": ".,;:!。，；：！"
+        }
+      },
+      "additionalProperties": false
+    },
+    "no-trailing-punctuation": {
+      "$ref": "#/properties/MD026"
+    },
+    "MD027": {
+      "description": "MD027/no-multiple-space-blockquote - Multiple spaces after blockquote symbol",
+      "type": "boolean",
+      "default": true
+    },
+    "no-multiple-space-blockquote": {
+      "$ref": "#/properties/MD027"
+    },
+    "MD028": {
+      "description": "MD028/no-blanks-blockquote - Blank line inside blockquote",
+      "type": "boolean",
+      "default": true
+    },
+    "no-blanks-blockquote": {
+      "$ref": "#/properties/MD028"
+    },
+    "MD029": {
+      "description": "MD029/ol-prefix - Ordered list item prefix",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "style": {
+          "description": "List style",
+          "type": "string",
+          "enum": [
+            "one",
+            "ordered",
+            "one_or_ordered",
+            "zero"
+          ],
+          "default": "one_or_ordered"
+        }
+      },
+      "additionalProperties": false
+    },
+    "ol-prefix": {
+      "$ref": "#/properties/MD029"
+    },
+    "MD030": {
+      "description": "MD030/list-marker-space - Spaces after list markers",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "ul_single": {
+          "description": "Spaces for single-line unordered list items",
+          "type": "integer",
+          "minimum": 1,
+          "default": 1
+        },
+        "ol_single": {
+          "description": "Spaces for single-line ordered list items",
+          "type": "integer",
+          "minimum": 1,
+          "default": 1
+        },
+        "ul_multi": {
+          "description": "Spaces for multi-line unordered list items",
+          "type": "integer",
+          "minimum": 1,
+          "default": 1
+        },
+        "ol_multi": {
+          "description": "Spaces for multi-line ordered list items",
+          "type": "integer",
+          "minimum": 1,
+          "default": 1
+        }
+      },
+      "additionalProperties": false
+    },
+    "list-marker-space": {
+      "$ref": "#/properties/MD030"
+    },
+    "MD031": {
+      "description": "MD031/blanks-around-fences - Fenced code blocks should be surrounded by blank lines",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "list_items": {
+          "description": "Include list items",
+          "type": "boolean",
+          "default": true
+        }
+      },
+      "additionalProperties": false
+    },
+    "blanks-around-fences": {
+      "$ref": "#/properties/MD031"
+    },
+    "MD032": {
+      "description": "MD032/blanks-around-lists - Lists should be surrounded by blank lines",
+      "type": "boolean",
+      "default": true
+    },
+    "blanks-around-lists": {
+      "$ref": "#/properties/MD032"
+    },
+    "MD033": {
+      "description": "MD033/no-inline-html - Inline HTML",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "allowed_elements": {
+          "description": "Allowed elements",
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "default": []
+        }
+      },
+      "additionalProperties": false
+    },
+    "no-inline-html": {
+      "$ref": "#/properties/MD033"
+    },
+    "MD034": {
+      "description": "MD034/no-bare-urls - Bare URL used",
+      "type": "boolean",
+      "default": true
+    },
+    "no-bare-urls": {
+      "$ref": "#/properties/MD034"
+    },
+    "MD035": {
+      "description": "MD035/hr-style - Horizontal rule style",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "style": {
+          "description": "Horizontal rule style",
+          "type": "string",
+          "default": "consistent"
+        }
+      },
+      "additionalProperties": false
+    },
+    "hr-style": {
+      "$ref": "#/properties/MD035"
+    },
+    "MD036": {
+      "description": "MD036/no-emphasis-as-heading/no-emphasis-as-header - Emphasis used instead of a heading",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "punctuation": {
+          "description": "Punctuation characters",
+          "type": "string",
+          "default": ".,;:!?。，；：！？"
+        }
+      },
+      "additionalProperties": false
+    },
+    "no-emphasis-as-heading": {
+      "$ref": "#/properties/MD036"
+    },
+    "no-emphasis-as-header": {
+      "$ref": "#/properties/MD036"
+    },
+    "MD037": {
+      "description": "MD037/no-space-in-emphasis - Spaces inside emphasis markers",
+      "type": "boolean",
+      "default": true
+    },
+    "no-space-in-emphasis": {
+      "$ref": "#/properties/MD037"
+    },
+    "MD038": {
+      "description": "MD038/no-space-in-code - Spaces inside code span elements",
+      "type": "boolean",
+      "default": true
+    },
+    "no-space-in-code": {
+      "$ref": "#/properties/MD038"
+    },
+    "MD039": {
+      "description": "MD039/no-space-in-links - Spaces inside link text",
+      "type": "boolean",
+      "default": true
+    },
+    "no-space-in-links": {
+      "$ref": "#/properties/MD039"
+    },
+    "MD040": {
+      "description": "MD040/fenced-code-language - Fenced code blocks should have a language specified",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "allowed_languages": {
+          "description": "List of languages",
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "default": []
+        },
+        "language_only": {
+          "description": "Require language only",
+          "type": "boolean",
+          "default": false
+        }
+      },
+      "additionalProperties": false
+    },
+    "fenced-code-language": {
+      "$ref": "#/properties/MD040"
+    },
+    "MD041": {
+      "description": "MD041/first-line-heading/first-line-h1 - First line in a file should be a top-level heading",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "level": {
+          "description": "Heading level",
+          "type": "integer",
+          "minimum": 1,
+          "maximum": 6,
+          "default": 1
+        },
+        "front_matter_title": {
+          "description": "RegExp for matching title in front matter",
+          "type": "string",
+          "default": "^\\s*title\\s*[:=]"
+        }
+      },
+      "additionalProperties": false
+    },
+    "first-line-heading": {
+      "$ref": "#/properties/MD041"
+    },
+    "first-line-h1": {
+      "$ref": "#/properties/MD041"
+    },
+    "MD042": {
+      "description": "MD042/no-empty-links - No empty links",
+      "type": "boolean",
+      "default": true
+    },
+    "no-empty-links": {
+      "$ref": "#/properties/MD042"
+    },
+    "MD043": {
+      "description": "MD043/required-headings/required-headers - Required heading structure",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "headings": {
+          "description": "List of headings",
+          "type": "array",
+          "items": {
+            "type": "string",
+            "pattern": "^(\\*|\\+|#{1,6} .*)$"
+          },
+          "default": []
+        },
+        "headers": {
+          "description": "List of headings",
+          "type": "array",
+          "items": {
+            "type": "string",
+            "pattern": "^(\\*|\\+|#{1,6} .*)$"
+          },
+          "default": []
+        },
+        "match_case": {
+          "description": "Match case of headings",
+          "type": "boolean",
+          "default": false
+        }
+      },
+      "additionalProperties": false
+    },
+    "required-headings": {
+      "$ref": "#/properties/MD043"
+    },
+    "required-headers": {
+      "$ref": "#/properties/MD043"
+    },
+    "MD044": {
+      "description": "MD044/proper-names - Proper names should have the correct capitalization",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "names": {
+          "description": "List of proper names",
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "default": []
+        },
+        "code_blocks": {
+          "description": "Include code blocks",
+          "type": "boolean",
+          "default": true
+        },
+        "html_elements": {
+          "description": "Include HTML elements",
+          "type": "boolean",
+          "default": true
+        }
+      },
+      "additionalProperties": false
+    },
+    "proper-names": {
+      "$ref": "#/properties/MD044"
+    },
+    "MD045": {
+      "description": "MD045/no-alt-text - Images should have alternate text (alt text)",
+      "type": "boolean",
+      "default": true
+    },
+    "no-alt-text": {
+      "$ref": "#/properties/MD045"
+    },
+    "MD046": {
+      "description": "MD046/code-block-style - Code block style",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "style": {
+          "description": "Block style",
+          "type": "string",
+          "enum": [
+            "consistent",
+            "fenced",
+            "indented"
+          ],
+          "default": "consistent"
+        }
+      },
+      "additionalProperties": false
+    },
+    "code-block-style": {
+      "$ref": "#/properties/MD046"
+    },
+    "MD047": {
+      "description": "MD047/single-trailing-newline - Files should end with a single newline character",
+      "type": "boolean",
+      "default": true
+    },
+    "single-trailing-newline": {
+      "$ref": "#/properties/MD047"
+    },
+    "MD048": {
+      "description": "MD048/code-fence-style - Code fence style",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "style": {
+          "description": "Code fence style",
+          "type": "string",
+          "enum": [
+            "consistent",
+            "backtick",
+            "tilde"
+          ],
+          "default": "consistent"
+        }
+      },
+      "additionalProperties": false
+    },
+    "code-fence-style": {
+      "$ref": "#/properties/MD048"
+    },
+    "MD049": {
+      "description": "MD049/emphasis-style - Emphasis style should be consistent",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "style": {
+          "description": "Emphasis style",
+          "type": "string",
+          "enum": [
+            "consistent",
+            "asterisk",
+            "underscore"
+          ],
+          "default": "consistent"
+        }
+      },
+      "additionalProperties": false
+    },
+    "emphasis-style": {
+      "$ref": "#/properties/MD049"
+    },
+    "MD050": {
+      "description": "MD050/strong-style - Strong style should be consistent",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "style": {
+          "description": "Strong style",
+          "type": "string",
+          "enum": [
+            "consistent",
+            "asterisk",
+            "underscore"
+          ],
+          "default": "consistent"
+        }
+      },
+      "additionalProperties": false
+    },
+    "strong-style": {
+      "$ref": "#/properties/MD050"
+    },
+    "MD051": {
+      "description": "MD051/link-fragments - Link fragments should be valid",
+      "type": "boolean",
+      "default": true
+    },
+    "link-fragments": {
+      "$ref": "#/properties/MD051"
+    },
+    "MD052": {
+      "description": "MD052/reference-links-images - Reference links and images should use a label that is defined",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "shortcut_syntax": {
+          "description": "Include shortcut syntax",
+          "type": "boolean",
+          "default": false
+        }
+      },
+      "additionalProperties": false
+    },
+    "reference-links-images": {
+      "$ref": "#/properties/MD052"
+    },
+    "MD053": {
+      "description": "MD053/link-image-reference-definitions - Link and image reference definitions should be needed",
+      "type": [
+        "boolean",
+        "object"
+      ],
+      "default": true,
+      "properties": {
+        "ignored_definitions": {
+          "description": "Ignored definitions",
+          "type": "array",
+          "items": {
+            "type": "string"
+          },
+          "default": [
+            "//"
+          ]
+        }
+      },
+      "additionalProperties": false
+    },
+    "link-image-reference-definitions": {
+      "$ref": "#/properties/MD053"
+    },
+    "headings": {
+      "description": "headings - MD001, MD002, MD003, MD018, MD019, MD020, MD021, MD022, MD023, MD024, MD025, MD026, MD036, MD041, MD043",
+      "type": "boolean",
+      "default": true
+    },
+    "headers": {
+      "description": "headers - MD001, MD002, MD003, MD018, MD019, MD020, MD021, MD022, MD023, MD024, MD025, MD026, MD036, MD041, MD043",
+      "type": "boolean",
+      "default": true
+    },
+    "bullet": {
+      "description": "bullet - MD004, MD005, MD006, MD007, MD032",
+      "type": "boolean",
+      "default": true
+    },
+    "ul": {
+      "description": "ul - MD004, MD005, MD006, MD007, MD030, MD032",
+      "type": "boolean",
+      "default": true
+    },
+    "indentation": {
+      "description": "indentation - MD005, MD006, MD007, MD027",
+      "type": "boolean",
+      "default": true
+    },
+    "whitespace": {
+      "description": "whitespace - MD009, MD010, MD012, MD027, MD028, MD030, MD037, MD038, MD039",
+      "type": "boolean",
+      "default": true
+    },
+    "hard_tab": {
+      "description": "hard_tab - MD010",
+      "type": "boolean",
+      "default": true
+    },
+    "links": {
+      "description": "links - MD011, MD034, MD039, MD042, MD051, MD052, MD053",
+      "type": "boolean",
+      "default": true
+    },
+    "blank_lines": {
+      "description": "blank_lines - MD012, MD022, MD031, MD032, MD047",
+      "type": "boolean",
+      "default": true
+    },
+    "line_length": {
+      "description": "line_length - MD013",
+      "type": "boolean",
+      "default": true
+    },
+    "code": {
+      "description": "code - MD014, MD031, MD038, MD040, MD046, MD048",
+      "type": "boolean",
+      "default": true
+    },
+    "atx": {
+      "description": "atx - MD018, MD019",
+      "type": "boolean",
+      "default": true
+    },
+    "spaces": {
+      "description": "spaces - MD018, MD019, MD020, MD021, MD023",
+      "type": "boolean",
+      "default": true
+    },
+    "atx_closed": {
+      "description": "atx_closed - MD020, MD021",
+      "type": "boolean",
+      "default": true
+    },
+    "blockquote": {
+      "description": "blockquote - MD027, MD028",
+      "type": "boolean",
+      "default": true
+    },
+    "ol": {
+      "description": "ol - MD029, MD030, MD032",
+      "type": "boolean",
+      "default": true
+    },
+    "html": {
+      "description": "html - MD033",
+      "type": "boolean",
+      "default": true
+    },
+    "url": {
+      "description": "url - MD034",
+      "type": "boolean",
+      "default": true
+    },
+    "hr": {
+      "description": "hr - MD035",
+      "type": "boolean",
+      "default": true
+    },
+    "emphasis": {
+      "description": "emphasis - MD036, MD037, MD049, MD050",
+      "type": "boolean",
+      "default": true
+    },
+    "language": {
+      "description": "language - MD040",
+      "type": "boolean",
+      "default": true
+    },
+    "spelling": {
+      "description": "spelling - MD044",
+      "type": "boolean",
+      "default": true
+    },
+    "accessibility": {
+      "description": "accessibility - MD045",
+      "type": "boolean",
+      "default": true
+    },
+    "images": {
+      "description": "images - MD045, MD052, MD053",
+      "type": "boolean",
+      "default": true
+    }
+  },
+  "additionalProperties": {
+    "type": [
+      "boolean",
+      "object"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/test/markdownlint-cli2-test.js b/test/markdownlint-cli2-test.js
index c3e5a68a..b82d1a44 100644
--- a/test/markdownlint-cli2-test.js
+++ b/test/markdownlint-cli2-test.js
@@ -2,8 +2,10 @@
 
 "use strict";
 
+const fs = require("node:fs/promises");
 const path = require("node:path");
 const test = require("ava").default;
+const tv4 = require("tv4");
 const { "main": markdownlintCli2 } = require("../markdownlint-cli2.js");
 const FsMock = require("./fs-mock");
 
@@ -54,6 +56,58 @@ test("README files", (t) => {
     then((exitCode) => t.is(exitCode, 0));
 });
 
+test("validateMarkdownlintConfigSchema", async (t) => {
+  t.plan(25);
+  const schema = require("../schema/markdownlint-config-schema.json");
+  const { "default": stripJsonComments } = await import("strip-json-comments");
+  const { globby } = await import("globby");
+  const files = await globby(
+    [
+      "**/*.markdownlint.(json|jsonc)",
+      "!**/*invalid*/**",
+      "!**/invalid*"
+    ],
+    {
+      "dot": true
+    }
+  );
+  return Promise.all(files.map(async (file) => {
+    const content = await fs.readFile(file, "utf8");
+    const json = JSON.parse(stripJsonComments(content));
+    t.true(
+      // @ts-ignore
+      tv4.validate(json, schema),
+      `${file}\n${JSON.stringify(tv4.error, null, 2)}`
+    );
+  }));
+});
+
+test("validateMarkdownlintCli2ConfigSchema", async (t) => {
+  t.plan(78);
+  const schema = require("../schema/markdownlint-cli2-config-schema.json");
+  const { "default": stripJsonComments } = await import("strip-json-comments");
+  const { globby } = await import("globby");
+  const files = await globby(
+    [
+      "**/*.markdownlint-cli2.(json|jsonc)",
+      "!**/*invalid*/**",
+      "!**/invalid*",
+      "!test/customRules/dir/subdir2/.markdownlint-cli2.jsonc"
+    ],
+    {
+      "dot": true
+    }
+  );
+  return Promise.all(files.map(async (file) => {
+    const content = await fs.readFile(file, "utf8");
+    const json = JSON.parse(stripJsonComments(content));
+    t.true(
+      tv4.validate(json, schema),
+      `${file}\n${JSON.stringify(tv4.error, null, 2)}`
+    );
+  }));
+});
+
 test("absolute path to directory glob", async (t) => {
   t.plan(1);
   const argv = [ path.resolve("./test/no-config") ];