This site is not affiliated with YCombinator or Hacker News.
This service lets you add a single character to Hacker News links to add social media and OpenGraph previews for sharing on things like Slack or Discord or Twitter or Teams. Read more about it in the Hacker News announcement here.
Install the Slack application to automatically get previews (unfurls) for news.ycombinator.com links.
It looks like this:
Simply add a 1 to your Hacker News link, such as https://news.ycombinator1.com/item?id=30167605, and you'll see a rich preview instead of a plain URL.
On Slack you'll see:
...or for a comment:
On Discord you'll see:
On Twitter you'll see:
Powered by Fastify and the Hacker News API.
- Node.js 20.x or higher
- pnpm
-
Install dependencies:
npm install # or pnpm install -
Copy
.env.exampleto.envand configure environment variables (optional, only needed for Slack app functionality) -
Run the development server:
npm run dev # or pnpm dev -
Build for production:
npm run build # or pnpm build -
Start production server:
npm start # or pnpm start
The server will start on http://localhost:3000 by default (or the port specified in the PORT environment variable).





