diff --git a/public/manifest.schema.json b/public/manifest.schema.json
new file mode 100644
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--- /dev/null
+++ b/public/manifest.schema.json
@@ -0,0 +1,355 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema",
+  "$id": "https://moonlight-mod.github.io/manifest.schema.json",
+  "title": "Extension manifest",
+  "description": "A moonlight extension manifest",
+  "type": "object",
+  "properties": {
+    "id": {
+      "type": "string",
+      "description": "Unique identifier for your extension"
+    },
+    "version": {
+      "type": "string",
+      "description": "Version of your extension, needed for publishing"
+    },
+    "apiLevel": {
+      "type": "integer",
+      "exclusiveMinimum": 0,
+      "description": "API level this extension targets, if it does not match the current version, the extension will not be loaded"
+    },
+    "environment": {
+      "description": "Which environment this extension is capable of running in",
+      "oneOf": [
+        { "const": "both", "description": "Extension will run on both platforms, the host/native modules MAY be loaded" },
+        { "const": "desktop", "description": "Extension will run on desktop only, the host/native modules are guaranteed to load" },
+        { "const": "web", "description": "Equivilant to both" }
+      ]
+    },
+    "meta": {
+      "$ref": "#/definitions/metadata"
+    },
+    "dependencies": {
+      "type": "array",
+      "description": "List of extensions identifiers that this extension depends on",
+      "items": {
+        "type": "string"
+      }
+    },
+    "suggested": {
+      "type": "array",
+      "description": "List of extensions identifiers that this extension suggests using",
+      "items": {
+        "type": "string"
+      }
+    },
+    "incompatible": {
+      "type": "array",
+      "description": "List of extensions identifiers that this extension is incompatible with",
+      "items": {
+        "type": "string"
+      }
+    },
+    "settings": {
+      "$ref": "#/definitions/settings"
+    },
+    "cors": {
+      "type": "array",
+      "description": "List of URLs that should have CORS bypassed",
+      "items": {
+        "type": "string",
+        "format": "uri"
+      }
+    },
+    "blocked": {
+      "type": "array",
+      "description": "List of URL match patterns for which requests should be blocked",
+      "items": {
+        "type": "string",
+        "format": "uri"
+      }
+    }
+  },
+  "additionalProperties": false,
+  "required": ["id", "apiLevel"],
+  "definitions": {
+    "metadata": {
+      "type": "object",
+      "description": "Purely visual metadata",
+      "properties": {
+        "name": {
+          "type": "string",
+          "description": "A user-readable display name for your extension"
+        },
+        "tagline": {
+          "type": "string",
+          "description": "A short string displayed beneath the extension's name"
+        },
+        "description": {
+          "type": "string",
+          "description": "A long-form description visible in a separate tab"
+        },
+        "authors": {
+          "type": "array",
+          "description": "Authors involved in the creation of this extension",
+          "items": {
+            "$ref": "#/definitions/author"
+          }
+        },
+        "deprecated": {
+          "type": "boolean"
+        },
+        "tags": {
+          "type": "array",
+          "description": "List of tags the extension is part of",
+          "items": {
+            "$ref": "#/definitions/tag"
+          }
+        },
+        "source": {
+          "type": "string"
+        }
+      }
+    },
+    "author": {
+      "oneOf": [
+        {
+          "type": "string"
+        },
+        {
+          "type": "object",
+          "properties": {
+            "name": {
+              "type": "string",
+              "description": "The name of the author"
+            },
+            "id": {
+              "type": "string",
+              "description": "The user ID of the corresponding user"
+            }
+          },
+          "required": ["name"]
+        }
+      ]
+    },
+    "tag": {
+      "enum": [
+        "accessibility",
+        "appearance",
+        "chat",
+        "commands",
+        "contextMenu",
+        "dangerZone",
+        "development",
+        "fixes",
+        "fun",
+        "markdown",
+        "voice",
+        "privacy",
+        "profiles",
+        "qol",
+        "library"
+      ]
+    },
+    "settings": {
+      "type": "object",
+      "additionalProperties": {
+        "type": "object",
+        "required": ["type"],
+        "properties": {
+          "type": {
+            "$ref": "#/definitions/settings/definitions/type"
+          },
+          "displayName": {
+            "type": "string",
+            "description": "User-facing name of the setting"
+          },
+          "description": {
+            "type": "string",
+            "description": "A short description of the setting's purpose"
+          }
+        },
+        "allOf": [
+          {
+            "if": { "properties": { "type": { "const": "boolean" } } },
+            "then": { "$ref": "#/definitions/settings/definitions/boolean" }
+          },
+          {
+            "if": { "properties": { "type": { "const": "number" } } },
+            "then": { "$ref": "#/definitions/settings/definitions/number" }
+          },
+          {
+            "if": { "properties": { "type": { "const": "string" } } },
+            "then": { "$ref": "#/definitions/settings/definitions/string" }
+          },
+          {
+            "if": { "properties": { "type": { "const": "multilinestring" } } },
+            "then": {
+              "$ref": "#/definitions/settings/definitions/multilinestring"
+            }
+          },
+          {
+            "if": { "properties": { "type": { "const": "select" } } },
+            "then": { "$ref": "#/definitions/settings/definitions/select" }
+          },
+          {
+            "if": { "properties": { "type": { "const": "multiselect" } } },
+            "then": { "$ref": "#/definitions/settings/definitions/multiselect" }
+          },
+          {
+            "if": { "properties": { "type": { "const": "list" } } },
+            "then": { "$ref": "#/definitions/settings/definitions/list" }
+          },
+          {
+            "if": { "properties": { "type": { "const": "dictionary" } } },
+            "then": { "$ref": "#/definitions/settings/definitions/dictionary" }
+          },
+          {
+            "if": { "properties": { "type": { "const": "custom" } } },
+            "then": { "$ref": "#/definitions/settings/definitions/custom" }
+          }
+        ]
+      },
+      "definitions": {
+        "type": {
+          "oneOf": [
+            {
+              "const": "boolean",
+              "description": "A simple switch"
+            },
+            {
+              "const": "number",
+              "description": "Number field"
+            },
+            {
+              "const": "string",
+              "description": "String input field"
+            },
+            {
+              "const": "multilinestring",
+              "description": "String input that allows multiple lines"
+            },
+            {
+              "const": "select",
+              "description": "Selection between one of multiple values"
+            },
+            {
+              "const": "multiselect",
+              "description": "Selection of multiple values"
+            },
+            {
+              "const": "multiselect",
+              "description": "Selection of multiple values"
+            },
+            {
+              "const": "list",
+              "description": "List of strings defined by the user"
+            },
+            {
+              "const": "dictionary",
+              "description": "Mapping of strings defined by the user"
+            },
+            {
+              "const": "custom",
+              "description": "Custom settings component, currently not implemented"
+            }
+          ]
+        },
+        "boolean": {
+          "required": ["type"],
+          "properties": {
+            "default": { "type": "boolean" }
+          }
+        },
+        "number": {
+          "required": ["type"],
+          "properties": {
+            "default": { "type": "number" },
+            "min": { "type": "number" },
+            "max": { "type": "number" }
+          }
+        },
+        "string": {
+          "required": ["type"],
+          "properties": {
+            "default": { "type": "string" }
+          }
+        },
+        "multilinestring": {
+          "required": ["type"],
+          "properties": {
+            "default": { "type": "string" }
+          }
+        },
+        "select": {
+          "required": ["type", "options"],
+          "properties": {
+            "options": {
+              "oneOf": [
+                { "type": "string" },
+                {
+                  "type": "object",
+                  "properties": {
+                    "label": {
+                      "type": "string"
+                    },
+                    "value": {
+                      "type": "string"
+                    }
+                  },
+                  "required": ["label", "value"]
+                }
+              ]
+            },
+            "default": { "type": "string" }
+          }
+        },
+        "multiselect": {
+          "required": ["type", "options"],
+          "properties": {
+            "options": {
+              "type": "array",
+              "items": {
+                "type": "string"
+              }
+            },
+            "default": {
+              "type": "array",
+              "items": {
+                "type": "string"
+              }
+            }
+          }
+        },
+        "list": {
+          "required": ["type"],
+          "properties": {
+            "default": {
+              "type": "array",
+              "items": {
+                "type": "string"
+              }
+            }
+          }
+        },
+        "dictionary": {
+          "required": ["type"],
+          "properties": {
+            "default": {
+              "type": "object",
+              "additionalProperties": {
+                "type": "string"
+              }
+            }
+          }
+        },
+        "custom": {
+          "required": ["type"],
+          "properties": {
+            "default": {}
+          }
+        }
+      }
+    }
+  }
+}