WaveSharp is a free, 64-bit image processing software specifically designed for planetary, lunar, and solar astrophotography. Considered a modern successor to the widely used Registax 6.
Cost / License
- Free
- Open Source
Platforms
- Windows
Produce a sharp image of a planetary system object (moon, sun, planets) from many seeing-affected frames according to the "lucky imaging" technique. Runs on Mac, Windows and Linux.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Windows
- Mac
- Linux
Planet Stacker X is a powerful, Mac-native application that brings professional-grade planetary imaging within your reach.
Cost / License
- Free
- Proprietary
Platforms
- Mac



Combines stacking, wavelet sharpening, and color balancing into one tool. Many users find its wavelet sharpening to be superior to Registax and report that it produces fewer artifacts on lunar images than AutoStakkert.
Cost / License
- Free
- Proprietary
Platforms
- Windows

















