Formulae is a darkroom chemical database designed for film labs and alternative process photographers.
It allows you to store, search, scale, and manage photographic chemical formulas directly in your browser.
No installation required.
• Store chemical formulas
• Ingredient scaling
• Process filters (B&W, C-41, ECN-2, E-6, etc.)
• PDF and JPEG export
• JSON backup and restore
• Darkroom mode (red light UI)
• Works offline
• Film labs managing chemistry recipes
• Darkroom workers keeping formula notes
• Wet plate photographers storing developers and collodion formulas