macOS Tahoe Ready!Requires macOS 13.0 or later.
Quick Look Source Code Files
Source Code Preview supports over 50 languages, including JavaScript, Python, Go, C++, JSON, YAML and many more.



Preview over 50 languages with syntax highlighting.
Change font and choose from over 10 color themes.
Source Code Preview automatically formats JSON files and allows you to collapse and expand JSON objects.
Preview over 50 languages with syntax highlighting.

Good old-fashioned paid-upfront app.
Going paid-upfront makes the app as simple as possible: no paywalls, and no network requests,
One-Time Purchase
Source Code Preview is only available on the Mac App Store as paid-upfront app for a one-time purchase of $5.99 USD.
What’s included
- Lifetime free updates, including major new versions.
- Share with up to five family members via Family Sharing.
- Priority customer support via email.
