Projects

A desktop app for cleaning up a local photo library: it finds exact duplicates, near-identical shots, blurry photos, and geotag problems. Everything runs on your own machine — no photo is ever uploaded.

Role

Author & maintainer

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Similarity search uses an HNSW index instead of O(n²) pairwise comparison

Offline mapping for fieldwork: cache an area for use without signal, record tracks with an elevation profile, drop waypoints and polygons, then export to GPX or KML. It can also import a geo-referenced PDF map sheet and turn it into an offline layer.

Role

Author

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Reads georeferencing from inside the PDF (Adobe GEO measure dictionary, plus ArcGIS-style BBox) and re-tiles it into Web Mercator tiles on a background isolate