SpoolFlux

iOS app for reading and writing NFC tags on 3D printer filament spools. Supports OpenSpool, OpenPrintTag, ACE Pro, and TigerTag.

Features:

- Multiple NFC formats: read and write OpenSpool (ISO 14443), OpenPrintTag (ISO 15693/SLIX2), ACE Pro, TigerTag, and OpenTag3D

- TD1 filament scanner: automatic color detection via USB-MIDI (connect the TD1 device using a Lightning/USB-C adapter)

- Extruder temperature range (150–420 °C, 5 °C steps) with Min/Max slider

- Heated bed temperature range (0–160 °C, optional)

- Temperature presets per material

- 24 predefined colors, add your own

- Multicolor filaments: create multiple colors per filament (e.g., for multicolor spools)

- 42 materials (PLA, PETG, ABS, TPU, PEEK, and more), add your own

- 21 material variants (Matte, Silk, Rainbow, Glow, Carbon, and more), add your own

- 42 predefined filament brands, add your own brands

- Optional filament properties: weight (250 g–10 kg), diameter (1.75 / 2.85 mm), Spoolman-compatible spool ID

- Filament library: save, load, search filaments, and export/import as a .sftemplate file

- OpenFilament Database (OFDB): import filament data from the community database

- JSON preview with syntax highlighting