diff --git a/demo-api/collections/fields/testfield.yml b/demo-api/collections/fields/testfield.yml
index c47ee99..a6a7c38 100644
--- a/demo-api/collections/fields/testfield.yml
+++ b/demo-api/collections/fields/testfield.yml
@@ -1,6 +1,5 @@
 name: testfield
 type: string
 meta:
-  label:
-    de: test
-  
\ No newline at end of file
+    label:
+        de: test
diff --git a/schemas/api-config/collection.json b/schemas/api-config/collection.json
index 9bb4acb..35a94cf 100644
--- a/schemas/api-config/collection.json
+++ b/schemas/api-config/collection.json
@@ -26,130 +26,31 @@
             "type": "object",
             "description": "meta object used for admin ui configuration",
             "additionalProperties": true,
+            "allOf": [{ "$ref": "collectionNavigation.json" }],
             "properties": {
-                "label": {
-                    "$ref": "field.json#/definitions/i18nString"
-                },
-                "muiIcon": {
-                    "type": "string",
-                    "description": "material ui icon name"
-                },
                 "rowIdentTpl": {
                     "description": "template which evaluates to short string to identify entry in pe. select boxes",
                     "$ref": "field.json#/definitions/evalExpressions"
                 },
-                "defaultSort": {
-                    "type": "object",
-                    "description": "default sort in admin ui lists",
-                    "additionalProperties": false,
-                    "properties": {
-                        "field": {
-                            "$ref": "field.json#/definitions/fieldSource"
-                        },
-                        "order": {
-                            "description": "sort order",
-                            "enum": ["ASC", "DESC"]
+                "subNavigation": {
+                    "oneOf": [
+                        { "$comment": "for include tag", "type": "string" },
+                        {
+                            "type": "array",
+                            "description": "sub navigation of collection",
+                            "items": {
+                                "oneOf": [
+                                    {
+                                        "$comment": "for include tag",
+                                        "type": "string"
+                                    },
+                                    {
+                                        "$ref": "collectionNavigation.json"
+                                    }
+                                ]
+                            }
                         }
-                    }
-                },
-                "views": {
-                    "type": "array",
-                    "description": "list views",
-                    "items": {
-                        "type": "object",
-                        "properties": {
-                            "mediaQuery": {
-                                "type": "string",
-                                "description": "css media query to select this view in ui"
-                            }
-                        },
-                        "oneOf": [
-                            {
-                                "properties": {
-                                    "type": {
-                                        "const": "simpleList"
-                                    },
-                                    "primaryText": {
-                                        "oneOf": [
-                                            {
-                                                "$ref": "field.json#/definitions/fieldSource"
-                                            },
-                                            {
-                                                "$ref": "field.json#/definitions/evalExpressions"
-                                            }
-                                        ]
-                                    },
-                                    "secondaryText": {
-                                        "oneOf": [
-                                            {
-                                                "$ref": "field.json#/definitions/fieldSource"
-                                            },
-                                            {
-                                                "$ref": "field.json#/definitions/evalExpressions"
-                                            }
-                                        ]
-                                    },
-                                    "tertiaryText": {
-                                        "oneOf": [
-                                            {
-                                                "$ref": "field.json#/definitions/fieldSource"
-                                            },
-                                            {
-                                                "$ref": "field.json#/definitions/evalExpressions"
-                                            }
-                                        ]
-                                    }
-                                },
-                                "required": ["type", "primaryText"]
-                            },
-                            {
-                                "properties": {
-                                    "type": {
-                                        "const": "table"
-                                    },
-                                    "columns": {
-                                        "type": "array",
-                                        "items": {
-                                            "oneOf": [
-                                                {
-                                                    "anyOf": [
-                                                        {
-                                                            "$ref": "field.json#/definitions/fieldSource"
-                                                        },
-                                                        {
-                                                            "type": "object",
-                                                            "properties": {
-                                                                "label": {
-                                                                    "$ref": "field.json#/definitions/i18nString"
-                                                                }
-                                                            }
-                                                        }
-                                                    ]
-                                                },
-                                                {
-                                                    "allOf": [
-                                                        {
-                                                            "$ref": "field.json#/definitions/evalExpressions"
-                                                        },
-                                                        {
-                                                            "properties": {
-                                                                "label": {
-                                                                    "$ref": "field.json#/definitions/i18nString"
-                                                                }
-                                                            }
-                                                        }
-                                                    ]
-                                                }
-                                            ]
-                                        },
-                                        "minItems": 1
-                                    }
-                                },
-                                "required": ["type", "columns"]
-                            }
-                        ],
-                        "required": ["type"]
-                    }
+                    ]
                 }
             }
         },
diff --git a/schemas/api-config/collectionNavigation.json b/schemas/api-config/collectionNavigation.json
new file mode 100644
index 0000000..c78aaa6
--- /dev/null
+++ b/schemas/api-config/collectionNavigation.json
@@ -0,0 +1,143 @@
+{
+    "$schema": "http://json-schema.org/draft-07/schema#",
+    "title": "JSON Schema tibi-server collection meta navigation configuration",
+    "description": "tibi-server collection navigation linter",
+    "type": "object",
+    "additionalProperties": true,
+    "patternProperties": {
+        "^x\\-": {
+            "description": "template property"
+        }
+    },
+    "required": ["label"],
+    "properties": {
+        "name": {
+            "type": "string",
+            "description": "name of navigation"
+        },
+        "label": {
+            "$ref": "field.json#/definitions/i18nString"
+        },
+        "muiIcon": {
+            "type": "string",
+            "description": "material ui icon name"
+        },
+        "defaultSort": {
+            "type": "object",
+            "description": "default sort in admin ui lists",
+            "additionalProperties": false,
+            "properties": {
+                "field": {
+                    "$ref": "field.json#/definitions/fieldSource"
+                },
+                "order": {
+                    "description": "sort order",
+                    "enum": ["ASC", "DESC"]
+                }
+            }
+        },
+        "filter": {
+            "type": "object",
+            "description": "filter for prefiltering collection view"
+        },
+        "views": {
+            "type": "array",
+            "description": "list views",
+            "items": {
+                "type": "object",
+                "properties": {
+                    "mediaQuery": {
+                        "type": "string",
+                        "description": "css media query to select this view in ui"
+                    }
+                },
+                "oneOf": [
+                    {
+                        "properties": {
+                            "type": {
+                                "const": "simpleList"
+                            },
+                            "primaryText": {
+                                "oneOf": [
+                                    {
+                                        "$ref": "field.json#/definitions/fieldSource"
+                                    },
+                                    {
+                                        "$ref": "field.json#/definitions/evalExpressions"
+                                    }
+                                ]
+                            },
+                            "secondaryText": {
+                                "oneOf": [
+                                    {
+                                        "$ref": "field.json#/definitions/fieldSource"
+                                    },
+                                    {
+                                        "$ref": "field.json#/definitions/evalExpressions"
+                                    }
+                                ]
+                            },
+                            "tertiaryText": {
+                                "oneOf": [
+                                    {
+                                        "$ref": "field.json#/definitions/fieldSource"
+                                    },
+                                    {
+                                        "$ref": "field.json#/definitions/evalExpressions"
+                                    }
+                                ]
+                            }
+                        },
+                        "required": ["type", "primaryText"]
+                    },
+                    {
+                        "properties": {
+                            "type": {
+                                "const": "table"
+                            },
+                            "columns": {
+                                "type": "array",
+                                "items": {
+                                    "oneOf": [
+                                        {
+                                            "anyOf": [
+                                                {
+                                                    "$ref": "field.json#/definitions/fieldSource"
+                                                },
+                                                {
+                                                    "type": "object",
+                                                    "properties": {
+                                                        "label": {
+                                                            "$ref": "field.json#/definitions/i18nString"
+                                                        }
+                                                    }
+                                                }
+                                            ]
+                                        },
+                                        {
+                                            "allOf": [
+                                                {
+                                                    "$ref": "field.json#/definitions/evalExpressions"
+                                                },
+                                                {
+                                                    "properties": {
+                                                        "label": {
+                                                            "$ref": "field.json#/definitions/i18nString"
+                                                        }
+                                                    }
+                                                }
+                                            ]
+                                        }
+                                    ]
+                                },
+                                "minItems": 1
+                            }
+                        },
+                        "required": ["type", "columns"]
+                    }
+                ],
+                "required": ["type"]
+            }
+        }
+    }
+}
diff --git a/schemas/api-config/field.json b/schemas/api-config/field.json
index b10fd60..25e7968 100644
--- a/schemas/api-config/field.json
+++ b/schemas/api-config/field.json
@@ -172,6 +172,36 @@
                             ]
                         }
                     }
+                },
+                "dependsOn": {
+                    "description": "depends on rule",
+                    "oneOf": [
+                        { "type": "string" },
+                        {
+                            "type": "object",
+                            "properties": {
+                                "eval": {
+                                    "type": "string",
+                                    "description": "js code with $, $this, $parent and $stack variables"
+                                }
+                            }
+                        }
+                    ]
+                },
+                "defaultValue": {
+                    "description": "default value or code to get the value",
+                    "oneOf": [
+                        { "type": "string" },
+                        {
+                            "type": "object",
+                            "properties": {
+                                "eval": {
+                                    "type": "string",
+                                    "description": "js code with $navigation variable"
+                                }
+                            }
+                        }
+                    ]
                 }
             }
         }