Extension Stats

∞
Videos Generated
0s
Manual Work Required
100%
Free Forever
v7.8
Latest Version

From Script to Video in Seconds

Four seamless steps — the extension handles everything inside Heygen's interface, right from your side panel.

app.heygen.com/editor
Step 1: Script Injector panel
01

Inject Your Script

Open the Auto Heygen side panel on any Heygen tab. Select your Avatar, Voice, and Motion Engine — then type your script and hit Inject & Export. The extension handles the rest automatically.

Any Avatar Any Voice One Click
app.heygen.com/editor
Step 2: Video Generation progress
02

Watch It Generate in Real Time

A live progress ring tracks every stage of your video generation — warming up engines, connecting to your scene, loading your script, and syncing avatar settings. No guessing, no waiting blindly.

Live Progress Auto Retry AI Powered
app.heygen.com/editor
Step 3: Video Generated
03

Your Video Is Ready

When video generation completes, you get an instant notification. Download your video directly with a single click — no navigation required.

HD Quality Instant Download Fast Render
app.heygen.com/editor
Step 4: Generation History
04

Full Generation History

Every video you create is saved in your generation history. Browse past videos with thumbnails, character counts, word counts, and duration. Re-download any video at any time without leaving the side panel.

Full History Browse Videos Re-download

Everything You Need to Create at Scale

Built for creators, marketers, and agencies who need volume without limits.

Unlimited Video Credits

Break free from Heygen's monthly credit cap. Generate as many AI videos as you need, whenever you need them — completely free.

One-Click Automation

Script injection, scene configuration, and video generation are fully automated. What used to take 10 clicks now takes 1.

All Avatars & Voices

Works with every Heygen avatar and voice option. Switch instantly from the side panel without leaving your workflow.

Real-Time Progress

A live progress ring with step-by-step status keeps you informed at every stage. No more refreshing and wondering if it worked.

Generation History

Every video is catalogued with thumbnails, word counts, and download links. Your entire creative library, always one click away.

Secure & Private

We only access what's needed. No browsing history, no financial data, no personal tracking. Your data stays yours.

Why We Need Each Permission

We believe in full transparency. Here's exactly what each permission does and why it's required.

activeTab
Detects when you're on app.heygen.com to activate automation features on the correct tab only.
scripting
Injects automation controls into Heygen to click buttons and fill video parameters on your behalf.
storage
Saves your session token and preferences locally so you don't re-authenticate every browser session.
tabs
Detects navigation to Heygen to automatically open the side panel when needed.
sidePanel
Renders the extension UI as a Chrome Side Panel alongside Heygen for a non-intrusive workspace.
downloads
Saves generated video files directly to your computer from inside the side panel.
webRequest
Monitors Heygen's API responses to accurately track and display video generation progress.
host_permissions
Access to app.heygen.com, our backend API, Pexels media, and Heygen's AWS/CDN infrastructure for full functionality.

Frequently Asked Questions

Everything you need to know before installing.

Yes. Auto Heygen by BU Labs lets you generate unlimited AI videos on Heygen at no cost. Simply install the Chrome Extension, create a free BU Labs account, and start generating.
Yes. The extension works alongside your existing Heygen account on app.heygen.com. You don't need to switch accounts or create a separate Heygen subscription.
Auto Heygen is a Chrome Extension (Manifest V3) and currently requires Google Chrome. Firefox and Safari are not supported at this time.
Yes. The extension only accesses app.heygen.com and our secure backend API. We do not collect your browsing history, financial data, or any sensitive personal information. View our Privacy Policy for full details.
Click "Add to Chrome" on the Chrome Web Store page. After installation, open app.heygen.com, click the Auto Heygen icon in your toolbar, register a free BU Labs account, and start generating videos.
Yes. The extension automates the entire generation pipeline. You can queue and generate multiple videos without manual intervention, and they'll all appear in your Generation History when done.

Start Creating Unlimited AI Videos Today

Join creators who never worry about video credits again. Install in 30 seconds — completely free.

Add to Chrome