A beautiful Chrome extension that adds a native JSON button to every Reddit post. Get full post data, comments, and metadata — instantly.
Powerful features designed for Reddit developers, data enthusiasts, and content creators.
Click the { } JSON button on any post to copy the full, pretty-printed JSON to your
clipboard instantly.
Button seamlessly blends into Reddit's toolbar with matching colors, spacing, and hover effects.
Automatically adds buttons to new posts as you scroll using MutationObserver — no page reload needed.
Works on both www.reddit.com (new Reddit) and old.reddit.com with
dedicated selectors.
Popup shows your last 50 copied posts with persistent storage. Search, re-copy, or view any previous entry.
Generate viral LinkedIn posts from Reddit content with one click using OpenRouter or Groq AI providers.
Download your entire copy history as a timestamped JSON file for backup or analysis.
Graceful toast notifications for network errors, private subs, rate limits, and focus issues.
No external libraries, no build step, no npm install. Pure vanilla JavaScript — instant load.
ReddJSON leverages Reddit's built-in JSON endpoint to fetch raw post data.
Navigate to any Reddit post on new or old Reddit. The JSON button appears automatically.
Click the { } JSON button in the post's action bar. The extension fetches the raw
data.
Full post JSON with comments is copied to your clipboard. A green toast confirms success.
Paste the JSON into VS Code, Postman, Python scripts, or any tool that accepts JSON data.
// Every Reddit URL supports .json endpoint https://www.reddit.com/r/javascript/comments/abc123/.json // Returns an array with post data and comments [ { "kind": "Listing", "data": { "children": [{ "kind": "t3", "data": { "subreddit": "javascript", "title": "Post Title", "author": "username", "score": 42, "selftext": "Post body..." } }] } }, { "kind": "Listing", "data": { "children": [/* comments */] } } ]
Clean, native-looking UI that feels like part of Reddit itself.
The button appears in every post's action bar with Reddit-orange hover effect.
Modern sidebar with search, stats, and scrollable history cards.
Full JSON viewer with syntax highlighting, copy button, and backdrop blur.
Generate viral LinkedIn posts from Reddit content with one click.
Install ReddJSON in under a minute and start copying Reddit JSON today.