Svenesis.orgSvenesis Blink Comparator
Version 1.2.8 – GPL-3.0-or-later
✨ Available in the official Siril Script Repository. You can install and launch this script directly from Siril – open Scripts → Get Scripts, search for Svenesis, and tick the checkbox next to this script.
Animates frame sequences for visual inspection and data-driven frame selection. Comparable to PixInsight's Blink + SubframeSelector – but free and open source.
Features
- Animation of loaded sequences for rapid visual inspection
- Statistics table with FWHM, roundness, background, star count, and weight
- Scatter plots for 2D metric visualization
- Batch reject by threshold, worst N%, or approval expressions
- Difference mode to detect satellite trails and moving objects
- Side-by-side comparison with synchronized zoom and pan
- Filmstrip thumbnails with color-coded borders (green/red/blue)
- GIF export of included frames
- 500-level undo system
- CSV export of all statistics
Keyboard Shortcuts
- Space – Play/pause
- G – Mark frame as good
- B – Mark frame as bad
- D – Toggle difference mode
- Ctrl+Z – Undo
Workflow
Load sequence → run star detection → sort by FWHM → reject worst 10% → apply changes → stack.
Dependencies
numpy, PyQt6, matplotlib; optional: Pillow (GIF export)