diff --git a/src/controller/meta.ts b/src/controller/meta.ts
new file mode 100644
index 0000000..4ab39d2
--- /dev/null
+++ b/src/controller/meta.ts
@@ -0,0 +1,83 @@
+import { checkProjectAccess } from "@controller/projects";
+import { IKeyRole } from "@models/AccessKey";
+import { encryptClearField } from "@utils/decryption";
+import { ILicenseMetaType, IMetaData, MetaData } from "@models/MetaData";
+import { planLimits } from "../limits/plans";
+
+export const isValidMetaType = (type: string, value: string) => {
+    if (type === ILicenseMetaType.TEXT) return true;
+    if (type === ILicenseMetaType.NUMBER) return !isNaN(Number(value));
+    if (type === ILicenseMetaType.BOOLEAN) return value === "true" || value === "false";
+    return false;
+}
+
+export const listMetaData = async (userId: string, projectId: string) => {
+    const access = await checkProjectAccess(IKeyRole.VIEW)(userId, projectId);
+    if ("code" in access) return access;
+
+    const meta = await MetaData.find({ projectId: encryptClearField(String(access._id)) });
+
+    return meta.map(meta => ({
+        type: meta.type, name: meta.name, description: meta.description, defaultValue: meta.defaultValue,
+        public: meta.public
+    }));
+};
+
+export const getMetaData = async (userId: string, projectId: string, name: string) => {
+    const access = await checkProjectAccess(IKeyRole.VIEW)(userId, projectId);
+    if ("code" in access) return access;
+
+    const meta = await MetaData.findOne({ projectId: encryptClearField(String(access._id)), name: encryptClearField(name) });
+    if (meta === null) return { code: 8002, message: "The provided meta item could not be found" };
+
+    return {
+        type: meta.type, name: meta.name, description: meta.description, defaultValue: meta.defaultValue,
+        public: meta.public
+    }
+}
+
+export const createMetaData = async (userId: string, projectId: string, config: IMetaData) => {
+    const access = await checkProjectAccess(IKeyRole.MANAGE)(userId, projectId);
+    if ("code" in access) return access;
+
+    const count = await MetaData.countDocuments({ projectId: encryptClearField(String(access._id)) });
+    if (count >= planLimits[access.plan].META) return { code: 95, message: "You have exceeded the meta item limit" };
+
+    const meta = await MetaData.findOne({ projectId: encryptClearField(String(access._id)), name: encryptClearField(config.name) });
+    if (meta !== null) return { code: 8003, message: "The provided meta item name is already in use" };
+
+    if (config.defaultValue) {
+        if (!isValidMetaType(config.type, config.defaultValue)) return { code: 8004, message: "The provided default value is not valid for the provided type" };
+    }
+
+    await MetaData.create({ ...config, projectId });
+
+    return {};
+}
+
+export const deleteMetaData = async (userId: string, projectId: string, name: string) => {
+    const access = await checkProjectAccess(IKeyRole.MANAGE)(userId, projectId);
+    if ("code" in access) return access;
+
+    const meta = await MetaData.findOne({ projectId: encryptClearField(String(access._id)), name: encryptClearField(name) });
+    if (meta === null) return { code: 8002, message: "The provided meta item could not be found" };
+
+    meta.deleteOne();
+}
+
+export const updateMetaData = async (userId: string, projectId: string, name: string, config: IMetaData) => {
+    const access = await checkProjectAccess(IKeyRole.MANAGE)(userId, projectId);
+    if ("code" in access) return access;
+
+    const meta = await MetaData.findOne({ projectId: encryptClearField(String(access._id)), name: encryptClearField(name) });
+    if (meta === null) return { code: 8002, message: "The provided meta item could not be found" };
+
+    if (config.defaultValue) {
+        if (!isValidMetaType(config.type || meta.type, config.defaultValue))
+            return { code: 8004, message: "The provided default value is not valid for the provided type" };
+    }
+
+    await meta.updateOne(config);
+
+    return {};
+}
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