v1.4.0

gravitational/teleportv1.4.0Jan 6, 2026by dogancanbakir

AI Summary

Added headless mode support and fixed a concurrency bug in the hybrid crawler. Users can now run headless crawls with diagnostic logging enabled for deeper investigation.

Key Highlights

Added headless mode support for browser automation
Enabled diagnostic logging for debugging headless state failures
Fixed concurrency issues in the hybrid crawler

New Features

Headless mode (-headless flag)
Browser display option (-show-browser)
Diagnostic logging directory creation

Full Release Notes

## What's Changed

### 🎉 New Features
* Added headless mode support by @Ice3man543 in https://github.com/projectdiscovery/katana/pull/1396

You can try out the headless crawler today with the below steps:

```
# Simple headless crawl, show the browser as well
katana -u https://cloud.projectdiscovery.io -headless -show-browser

# Deeper exploration
katana -u https://ginandjuice.shop -headless -depth 5 -aff

# With debug logging (for investigating state failures, etc) writes diagnostic information in a new directory for debugging purposes along with more verbose logging.
katana -debug -u https://www.github.com -headless -enable-diagnostics
```

### 🐞 Bug Fixes
* Fixed concurrency not working as expected in the hybrid crawler by @majiayu000 in https://github.com/projectdiscovery/katana/pull/1488



## New Contributors
* @majiayu000 made their first contribution in https://github.com/projectdiscovery/katana/pull/1488

**Full Changelog**: https://github.com/projectdiscovery/katana/compare/v1.3.0...v1.4.0