Main features in Photomatix for Linux v1.0

Alignment of Hand-Held Photos
Merge to HDR
Unlimited number of bracketed photos per set
Tone Mapping with Details Enhancer
Tone Mapping with Contrast Optimizer
Tone Mapping with Tone Balancer
Exposure Fusion with Fusion/Natural
Advanced Tone Mapping/Fusion Settings
Finishing (Sharpening, Contrast & Crop)
Saving & Loading Custom Presets
Thumbnails of Built-in Presets
Thumbnails of Custom Presets
Native RAW support
Noise Reduction
Automatic Ghost Removal
Batch Processing of Bracketed Photos