Key Top - Zerene Stacker 104 License

| Feature | Status in 10.4 | |---------|----------------| | (Average, Median, Kappa‑Sigma, and the proprietary “Zerene” method) | Refined, faster multi‑threaded implementation | | Image alignment (star‑matching, sub‑pixel) | More tolerant of low‑SNR frames; added “auto‑crop” option | | Calibration handling (dark, bias, flat, flat‑dark) | Batch import wizard and automatic frame type detection | | GUI | Modernized UI with dark mode, resizable panels, and a “quick‑preview” thumbnail strip | | Automation / scripting | Expanded Python API and command‑line interface (CLI) for batch pipelines | | Performance | Up to 30 % speed‑up on 8‑core CPUs, GPU‑assisted alignment (optional) | | Support & updates | 1‑year subscription includes all minor updates; major releases are free upgrades for active subscribers |