diff --git a/scripts/documentation/documentation.ts b/scripts/documentation/documentation.ts
index dda8ed0bca3c9..931f77b7a19a7 100644
--- a/scripts/documentation/documentation.ts
+++ b/scripts/documentation/documentation.ts
@@ -53,13 +53,3 @@ function checkDocumentation() {
 }
 
 generate().then(() => checkDocumentation());
-
-function printInfo(
-  str: string,
-  newLine: boolean = true,
-  newLineAfter: boolean = true
-) {
-  console.log(
-    `${newLine ? '\n' : ''}${chalk.blue('i')} ${str}${newLineAfter ? '\n' : ''}`
-  );
-}
diff --git a/scripts/documentation/schema-flattener.ts b/scripts/documentation/schema-flattener.ts
index 1bb66cc0cc886..eb2ebfa22cdd5 100644
--- a/scripts/documentation/schema-flattener.ts
+++ b/scripts/documentation/schema-flattener.ts
@@ -1,71 +1,5 @@
-import { deepCopy, json, schema } from '@angular-devkit/core';
-import { visitJsonSchema } from '@angular-devkit/core/src/json/schema';
-import * as Ajv from 'ajv';
-import * as Url from 'url';
+import { json } from '@angular-devkit/core';
 
 export interface SchemaFlattener {
   flatten: (schema) => json.JsonObject;
 }
-
-function _resolver(
-  ref: string,
-  validate?: Ajv.ValidateFunction
-): { context?: Ajv.ValidateFunction; schema?: json.JsonObject } {
-  if (!validate || !ref) {
-    return {};
-  }
-
-  const schema = (validate as any).schemaEnv.root.schema;
-  const id = typeof schema === 'object' ? schema.$id : null;
-
-  let fullReference = ref;
-  if (typeof id === 'string') {
-    fullReference = Url.resolve(id, ref);
-
-    if (ref.startsWith('#')) {
-      fullReference = id + fullReference;
-    }
-  }
-
-  if (fullReference.startsWith('#')) {
-    fullReference = fullReference.slice(0, -1);
-  }
-  const resolvedSchema = this._ajv.getSchema(fullReference);
-
-  return {
-    context: resolvedSchema?.schemaEnv.validate,
-    schema: resolvedSchema?.schema as json.JsonObject,
-  };
-}
-
-export function createSchemaFlattener(
-  formats: schema.SchemaFormat[] = []
-): SchemaFlattener {
-  const ajv = new Ajv({ passContext: true });
-  for (const format of formats) {
-    ajv.addFormat(format.name, format.formatter as any);
-  }
-  return {
-    flatten: function (schema) {
-      const validate = ajv.removeSchema(schema).compile(schema);
-      function visitor(current, pointer, parentSchema, index) {
-        if (
-          current &&
-          parentSchema &&
-          index &&
-          json.isJsonObject(current) &&
-          current.hasOwnProperty('$ref') &&
-          typeof current['$ref'] == 'string'
-        ) {
-          const resolved = _resolver(current['$ref'], validate);
-          if (resolved.schema) {
-            parentSchema[index] = resolved.schema;
-          }
-        }
-      }
-      const schemaCopy = deepCopy(validate.schema) as json.JsonObject;
-      visitJsonSchema(schemaCopy, visitor);
-      return schemaCopy;
-    },
-  };
-}
diff --git a/scripts/documentation/utils.ts b/scripts/documentation/utils.ts
index 19750bbab6efc..1c442091894fa 100644
--- a/scripts/documentation/utils.ts
+++ b/scripts/documentation/utils.ts
@@ -1,4 +1,4 @@
-import { outputFileSync, readJsonSync } from 'fs-extra';
+import { outputFileSync } from 'fs-extra';
 import { join } from 'path';
 import { format, resolveConfig } from 'prettier';
 
@@ -65,31 +65,6 @@ export async function formatWithPrettier(filePath: string, content: string) {
   return format(content, options);
 }
 
-export function getNxPackageDependencies(packageJsonPath: string): {
-  name: string;
-  dependencies: string[];
-  peerDependencies: string[];
-} {
-  const packageJson = readJsonSync(packageJsonPath);
-  if (!packageJson) {
-    console.log(`No package.json found at: ${packageJsonPath}`);
-    return null;
-  }
-  return {
-    name: packageJson.name,
-    dependencies: packageJson.dependencies
-      ? Object.keys(packageJson.dependencies).filter((item) =>
-          item.includes('@nrwl')
-        )
-      : [],
-    peerDependencies: packageJson.peerDependencies
-      ? Object.keys(packageJson.peerDependencies).filter((item) =>
-          item.includes('@nrwl')
-        )
-      : [],
-  };
-}
-
 export function formatDeprecated(
   description: string,
   deprecated: boolean | string