diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index b04f9f9..f5ca1ac 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -1 +1,2 @@
+github-teams/TEAMS/community-plugins-teams.yaml @backstage/community-plugins-maintainers
 * @backstage/reviewers
diff --git a/github-teams/.gitignore b/github-teams/.gitignore
new file mode 100644
index 0000000..c2658d7
--- /dev/null
+++ b/github-teams/.gitignore
@@ -0,0 +1 @@
+node_modules/
diff --git a/github-teams/README.md b/github-teams/README.md
new file mode 100644
index 0000000..065db09
--- /dev/null
+++ b/github-teams/README.md
@@ -0,0 +1,32 @@
+# Backstage GitHub Team Sync
+
+A script to sync GitHub teams and their members based on a YAML config file.
+
+## 📦 Requirements
+
+- Node.js v18+
+- A GitHub personal access token (set as `GITHUB_TOKEN` env var)
+
+## 🚀 Usage
+
+```bash
+node team-sync --config path/to/teams.yaml
+```
+
+Optional dry-run mode:
+
+```bash
+node team-sync.js --config path/to/teams.yaml --dry-run
+```
+
+## 🛠️ Example Config (`teams.yaml`)
+
+```yaml
+teams:
+  - name: community-plugins-$plugin
+    description: Maintainers of $plugin
+    parent: community-plugins-owners
+    members:
+      - GitHubUserA
+      - GitHubUserB
+```
diff --git a/github-teams/TEAMS/community-plugins-teams.yaml b/github-teams/TEAMS/community-plugins-teams.yaml
new file mode 100644
index 0000000..c66631b
--- /dev/null
+++ b/github-teams/TEAMS/community-plugins-teams.yaml
@@ -0,0 +1,10 @@
+teams:
+  - name: community-plugins-rbac
+    parent: community-plugin-owners
+    description: Maintainers of community RBAC plugin
+    members:
+      - "AndrienkoAleksandr"
+      - "christoph-jerolimov"
+      - "divyanshiGupta"
+      - "PatAKnight"
+      - "dzemanov"
diff --git a/github-teams/package.json b/github-teams/package.json
new file mode 100644
index 0000000..02c10d5
--- /dev/null
+++ b/github-teams/package.json
@@ -0,0 +1,18 @@
+{
+  "name": "team-sync",
+  "version": "0.1.0",
+  "description": "sync Backstage GitHub teams with YAML config",
+  "private": true,
+  "main": "team-sync.js",
+  "type": "module",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/backstage/community.git"
+  },
+  "license": "Apache-2.0",
+  "dependencies": {
+    "@octokit/rest": "^18.0.0",
+    "js-yaml": "^4.1.0"
+  },
+  "packageManager": "yarn@1.22.22+sha512.a6b2f7906b721bba3d67d4aff083df04dad64c399707841b7acf00f6b133b7ac24255f2652fa22ae3534329dc6180534e98d17432037ff6fd140556e2bb3137e"
+}
diff --git a/github-teams/team-sync.js b/github-teams/team-sync.js
new file mode 100644
index 0000000..dc4b3ec
--- /dev/null
+++ b/github-teams/team-sync.js
@@ -0,0 +1,177 @@
+#!/usr/bin/env node
+/*
+ * Copyright 2025 The Backstage Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import fs from 'fs';
+import path from 'path';
+import yaml from 'js-yaml';
+import { Octokit } from '@octokit/rest';
+import { parseArgs } from 'node:util';
+
+const {
+  values,
+} = parseArgs({
+  options: {
+    config: { type: 'string', short: 'c'},
+    'dry-run': { type: 'boolean', short: 'd', default: false },
+  },
+  strict: true,
+});
+
+const config = values.config;
+const dryRun = values['dry-run'];
+
+if (!config) {
+  console.error('❌ Missing required --config <path/to/file.yaml>');
+  process.exit(1);
+}
+
+const configPath = path.resolve(config);
+const GITHUB_ORG = 'backstage';
+const octokit = new Octokit({ auth: process.env.GITHUB_TOKEN });
+
+// read and parse the YAML config file
+function readConfig(filePath) {
+  if (!fs.existsSync(filePath)) {
+    console.error(`❌ Config file not found at: ${filePath}`);
+    process.exit(1);
+  }
+
+  try {
+    const raw = fs.readFileSync(filePath, 'utf8');
+    return yaml.load(raw);
+  } catch (err) {
+    console.error(`❌ Failed to parse YAML: ${err.message}`);
+    process.exit(1);
+  }
+}
+
+// fetch the id of the parent team
+async function getTeamIdBySlug(slug) {
+  try {
+    const res = await octokit.rest.teams.getByName({ org: GITHUB_ORG, team_slug: slug });
+    return res.data.id;
+  } catch (err) {
+    if (err.status === 404) {
+      console.warn(`⚠️ Parent team "${slug}" does not exist yet.`);
+      return null;
+    }
+    console.error(`❌ Failed to get team ID for "${slug}": ${err.message}`);
+    return null;
+  }
+}
+
+// fetch actual team members from GitHub
+async function getActualMembers(teamSlug) {
+  try {
+    const res = await octokit.rest.teams.listMembersInOrg({
+      org: GITHUB_ORG,
+      team_slug: teamSlug,
+    });
+    return res.data.map(member => member.login);
+  } catch (err) {
+    if (err.status === 404) return [];
+    console.error(`❌ Error fetching members of ${teamSlug}: ${err.message}`);
+    return [];
+  }
+}
+
+// creates subteam if it does not exist
+async function ensureTeamExists(team, parentTeamId) {
+  try {
+    await octokit.rest.teams.getByName({ org: GITHUB_ORG, team_slug: team.name });
+  } catch (err) {
+    if (err.status === 404) {
+      if (dryRun) {
+        console.log(`   🛠️ (dry-run) Would create team "${team.name}"${team.parent ? ` under "${team.parent}"` : ''}`);
+      } else {
+        await octokit.rest.teams.create({
+          org: GITHUB_ORG,
+          name: team.name,
+          description: team.description,
+          parent_team_id: parentTeamId || undefined,
+        });
+        console.log(`   🛠️ Created team "${team.name}"`);
+      }
+    } else {
+      console.error(`❌ Failed to check team "${team.name}": ${err.message}`);
+    }
+  }
+}
+
+// syncs team members with the config
+async function syncTeams(config) {
+  for (const team of config.teams) {
+    const teamSlug = team.name;
+    const expected = team.members || [];
+
+    let parentTeamId = null;
+    if (team.parent) {
+      parentTeamId = await getTeamIdBySlug(team.parent);
+    }
+
+    console.log(`\n🔧 Syncing team "${teamSlug}":`);
+    await ensureTeamExists(team, parentTeamId);
+
+    const actual = await getActualMembers(teamSlug);
+
+    for (const user of expected) {
+      if (!actual.includes(user)) {
+        if (dryRun) {
+          console.log(`   ➕ (dry-run) Would add "${user}"`);
+        } else {
+          await octokit.rest.teams.addOrUpdateMembershipForUserInOrg({
+            org: GITHUB_ORG,
+            team_slug: teamSlug,
+            username: user,
+            role: 'member',
+          });
+          console.log(`   ➕ Added "${user}"`);
+        }
+      } else {
+        console.log(`   ✅ "${user}" already a member`);
+      }
+    }
+
+    const extras = actual.filter(user => !expected.includes(user));
+    for (const user of extras) {
+      if (dryRun) {
+        console.log(`   ➖ (dry-run) Would remove "${user}"`);
+      } else {
+        await octokit.rest.teams.removeMembershipForUserInOrg({
+          org: GITHUB_ORG,
+          team_slug: teamSlug,
+          username: user,
+        });
+        console.log(`   ➖ Removed "${user}"`);
+      }
+    }
+  }
+
+  console.log(`\n✅ Team sync complete${dryRun ? ' (dry-run mode)' : ''}.`);
+}
+
+async function main() {
+  if (!dryRun && !process.env.GITHUB_TOKEN) {
+    console.error('❌ GITHUB_TOKEN environment variable is required.');
+    process.exit(1);
+  }
+
+  console.log(`📄 Using config: ${configPath}`);
+  const config = readConfig(configPath);
+  await syncTeams(config);
+}
+
+main();
diff --git a/github-teams/yarn.lock b/github-teams/yarn.lock
new file mode 100644
index 0000000..6ca7595
--- /dev/null
+++ b/github-teams/yarn.lock
@@ -0,0 +1,173 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+"@octokit/auth-token@^2.4.4":
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/@octokit/auth-token/-/auth-token-2.5.0.tgz#27c37ea26c205f28443402477ffd261311f21e36"
+  integrity sha512-r5FVUJCOLl19AxiuZD2VRZ/ORjp/4IN98Of6YJoJOkY75CIBuYfmiNHGrDwXr+aLGG55igl9QrxX3hbiXlLb+g==
+  dependencies:
+    "@octokit/types" "^6.0.3"
+
+"@octokit/core@^3.5.1":
+  version "3.6.0"
+  resolved "https://registry.yarnpkg.com/@octokit/core/-/core-3.6.0.tgz#3376cb9f3008d9b3d110370d90e0a1fcd5fe6085"
+  integrity sha512-7RKRKuA4xTjMhY+eG3jthb3hlZCsOwg3rztWh75Xc+ShDWOfDDATWbeZpAHBNRpm4Tv9WgBMOy1zEJYXG6NJ7Q==
+  dependencies:
+    "@octokit/auth-token" "^2.4.4"
+    "@octokit/graphql" "^4.5.8"
+    "@octokit/request" "^5.6.3"
+    "@octokit/request-error" "^2.0.5"
+    "@octokit/types" "^6.0.3"
+    before-after-hook "^2.2.0"
+    universal-user-agent "^6.0.0"
+
+"@octokit/endpoint@^6.0.1":
+  version "6.0.12"
+  resolved "https://registry.yarnpkg.com/@octokit/endpoint/-/endpoint-6.0.12.tgz#3b4d47a4b0e79b1027fb8d75d4221928b2d05658"
+  integrity sha512-lF3puPwkQWGfkMClXb4k/eUT/nZKQfxinRWJrdZaJO85Dqwo/G0yOC434Jr2ojwafWJMYqFGFa5ms4jJUgujdA==
+  dependencies:
+    "@octokit/types" "^6.0.3"
+    is-plain-object "^5.0.0"
+    universal-user-agent "^6.0.0"
+
+"@octokit/graphql@^4.5.8":
+  version "4.8.0"
+  resolved "https://registry.yarnpkg.com/@octokit/graphql/-/graphql-4.8.0.tgz#664d9b11c0e12112cbf78e10f49a05959aa22cc3"
+  integrity sha512-0gv+qLSBLKF0z8TKaSKTsS39scVKF9dbMxJpj3U0vC7wjNWFuIpL/z76Qe2fiuCbDRcJSavkXsVtMS6/dtQQsg==
+  dependencies:
+    "@octokit/request" "^5.6.0"
+    "@octokit/types" "^6.0.3"
+    universal-user-agent "^6.0.0"
+
+"@octokit/openapi-types@^12.11.0":
+  version "12.11.0"
+  resolved "https://registry.yarnpkg.com/@octokit/openapi-types/-/openapi-types-12.11.0.tgz#da5638d64f2b919bca89ce6602d059f1b52d3ef0"
+  integrity sha512-VsXyi8peyRq9PqIz/tpqiL2w3w80OgVMwBHltTml3LmVvXiphgeqmY9mvBw9Wu7e0QWk/fqD37ux8yP5uVekyQ==
+
+"@octokit/plugin-paginate-rest@^2.16.8":
+  version "2.21.3"
+  resolved "https://registry.yarnpkg.com/@octokit/plugin-paginate-rest/-/plugin-paginate-rest-2.21.3.tgz#7f12532797775640dbb8224da577da7dc210c87e"
+  integrity sha512-aCZTEf0y2h3OLbrgKkrfFdjRL6eSOo8komneVQJnYecAxIej7Bafor2xhuDJOIFau4pk0i/P28/XgtbyPF0ZHw==
+  dependencies:
+    "@octokit/types" "^6.40.0"
+
+"@octokit/plugin-request-log@^1.0.4":
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/@octokit/plugin-request-log/-/plugin-request-log-1.0.4.tgz#5e50ed7083a613816b1e4a28aeec5fb7f1462e85"
+  integrity sha512-mLUsMkgP7K/cnFEw07kWqXGF5LKrOkD+lhCrKvPHXWDywAwuDUeDwWBpc69XK3pNX0uKiVt8g5z96PJ6z9xCFA==
+
+"@octokit/plugin-rest-endpoint-methods@^5.12.0":
+  version "5.16.2"
+  resolved "https://registry.yarnpkg.com/@octokit/plugin-rest-endpoint-methods/-/plugin-rest-endpoint-methods-5.16.2.tgz#7ee8bf586df97dd6868cf68f641354e908c25342"
+  integrity sha512-8QFz29Fg5jDuTPXVtey05BLm7OB+M8fnvE64RNegzX7U+5NUXcOcnpTIK0YfSHBg8gYd0oxIq3IZTe9SfPZiRw==
+  dependencies:
+    "@octokit/types" "^6.39.0"
+    deprecation "^2.3.1"
+
+"@octokit/request-error@^2.0.5", "@octokit/request-error@^2.1.0":
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/@octokit/request-error/-/request-error-2.1.0.tgz#9e150357831bfc788d13a4fd4b1913d60c74d677"
+  integrity sha512-1VIvgXxs9WHSjicsRwq8PlR2LR2x6DwsJAaFgzdi0JfJoGSO8mYI/cHJQ+9FbN21aa+DrgNLnwObmyeSC8Rmpg==
+  dependencies:
+    "@octokit/types" "^6.0.3"
+    deprecation "^2.0.0"
+    once "^1.4.0"
+
+"@octokit/request@^5.6.0", "@octokit/request@^5.6.3":
+  version "5.6.3"
+  resolved "https://registry.yarnpkg.com/@octokit/request/-/request-5.6.3.tgz#19a022515a5bba965ac06c9d1334514eb50c48b0"
+  integrity sha512-bFJl0I1KVc9jYTe9tdGGpAMPy32dLBXXo1dS/YwSCTL/2nd9XeHsY616RE3HPXDVk+a+dBuzyz5YdlXwcDTr2A==
+  dependencies:
+    "@octokit/endpoint" "^6.0.1"
+    "@octokit/request-error" "^2.1.0"
+    "@octokit/types" "^6.16.1"
+    is-plain-object "^5.0.0"
+    node-fetch "^2.6.7"
+    universal-user-agent "^6.0.0"
+
+"@octokit/rest@^18.0.0":
+  version "18.12.0"
+  resolved "https://registry.yarnpkg.com/@octokit/rest/-/rest-18.12.0.tgz#f06bc4952fc87130308d810ca9d00e79f6988881"
+  integrity sha512-gDPiOHlyGavxr72y0guQEhLsemgVjwRePayJ+FcKc2SJqKUbxbkvf5kAZEWA/MKvsfYlQAMVzNJE3ezQcxMJ2Q==
+  dependencies:
+    "@octokit/core" "^3.5.1"
+    "@octokit/plugin-paginate-rest" "^2.16.8"
+    "@octokit/plugin-request-log" "^1.0.4"
+    "@octokit/plugin-rest-endpoint-methods" "^5.12.0"
+
+"@octokit/types@^6.0.3", "@octokit/types@^6.16.1", "@octokit/types@^6.39.0", "@octokit/types@^6.40.0":
+  version "6.41.0"
+  resolved "https://registry.yarnpkg.com/@octokit/types/-/types-6.41.0.tgz#e58ef78d78596d2fb7df9c6259802464b5f84a04"
+  integrity sha512-eJ2jbzjdijiL3B4PrSQaSjuF2sPEQPVCPzBvTHJD9Nz+9dw2SGH4K4xeQJ77YfTq5bRQ+bD8wT11JbeDPmxmGg==
+  dependencies:
+    "@octokit/openapi-types" "^12.11.0"
+
+argparse@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/argparse/-/argparse-2.0.1.tgz#246f50f3ca78a3240f6c997e8a9bd1eac49e4b38"
+  integrity sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==
+
+before-after-hook@^2.2.0:
+  version "2.2.3"
+  resolved "https://registry.yarnpkg.com/before-after-hook/-/before-after-hook-2.2.3.tgz#c51e809c81a4e354084422b9b26bad88249c517c"
+  integrity sha512-NzUnlZexiaH/46WDhANlyR2bXRopNg4F/zuSA3OpZnllCUgRaOF2znDioDWrmbNVsuZk6l9pMquQB38cfBZwkQ==
+
+deprecation@^2.0.0, deprecation@^2.3.1:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/deprecation/-/deprecation-2.3.1.tgz#6368cbdb40abf3373b525ac87e4a260c3a700919"
+  integrity sha512-xmHIy4F3scKVwMsQ4WnVaS8bHOx0DmVwRywosKhaILI0ywMDWPtBSku2HNxRvF7jtwDRsoEwYQSfbxj8b7RlJQ==
+
+is-plain-object@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/is-plain-object/-/is-plain-object-5.0.0.tgz#4427f50ab3429e9025ea7d52e9043a9ef4159344"
+  integrity sha512-VRSzKkbMm5jMDoKLbltAkFQ5Qr7VDiTFGXxYFXXowVj387GeGNOCsOH6Msy00SGZ3Fp84b1Naa1psqgcCIEP5Q==
+
+js-yaml@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-4.1.0.tgz#c1fb65f8f5017901cdd2c951864ba18458a10602"
+  integrity sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==
+  dependencies:
+    argparse "^2.0.1"
+
+node-fetch@^2.6.7:
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.7.0.tgz#d0f0fa6e3e2dc1d27efcd8ad99d550bda94d187d"
+  integrity sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==
+  dependencies:
+    whatwg-url "^5.0.0"
+
+once@^1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
+  integrity sha512-lNaJgI+2Q5URQBkccEKHTQOPaXdUxnZZElQTZY0MFUAuaEqe1E+Nyvgdz/aIyNi6Z9MzO5dv1H8n58/GELp3+w==
+  dependencies:
+    wrappy "1"
+
+tr46@~0.0.3:
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/tr46/-/tr46-0.0.3.tgz#8184fd347dac9cdc185992f3a6622e14b9d9ab6a"
+  integrity sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==
+
+universal-user-agent@^6.0.0:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/universal-user-agent/-/universal-user-agent-6.0.1.tgz#15f20f55da3c930c57bddbf1734c6654d5fd35aa"
+  integrity sha512-yCzhz6FN2wU1NiiQRogkTQszlQSlpWaw8SvVegAc+bDxbzHgh1vX8uIe8OYyMH6DwH+sdTJsgMl36+mSMdRJIQ==
+
+webidl-conversions@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz#24534275e2a7bc6be7bc86611cc16ae0a5654871"
+  integrity sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ==
+
+whatwg-url@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/whatwg-url/-/whatwg-url-5.0.0.tgz#966454e8765462e37644d3626f6742ce8b70965d"
+  integrity sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==
+  dependencies:
+    tr46 "~0.0.3"
+    webidl-conversions "^3.0.0"
+
+wrappy@1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
+  integrity sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==