Cookie Policy
Last updated: September 22, 2026
What are cookies?
Cookies are small text files stored on your device when you visit a website. They help us keep you logged in, remember your preferences, and process payments securely.
Cookies we use
LumeFlux uses only a small number of cookies, described below.
Name
Type
Purpose
Duration
Opt-out
sb-*
Essential
Supabase session authentication — keeps you logged in.
Session / 1 year
Required
lumeflux-theme
Preference (browser storage)
Remembers your chosen colour scheme.
Until you clear it
Yes
lumeflux_font_scale
Preference (browser storage)
Remembers the text size you picked.
Until you clear it
Yes
lumeflux_demo_banner_dismissed
Preference (browser storage)
Remembers that you closed the demo banner, so it stays closed.
Until you clear it
Yes
__stripe_mid
Essential
Stripe fraud detection and payment processing.
1 year
Required
__stripe_sid
Essential
Stripe session identifier for checkout flows.
30 minutes
Required
No tracking or advertising cookies
We do not use any advertising, analytics, or third-party tracking cookies. We do not run any ad networks. We do not share cookie data with data brokers.
Managing cookies
You can control or delete cookies through your browser settings. Note that disabling essential cookies (such as the Supabase session cookie) will prevent you from logging in. Preference cookies (such as the theme cookie) can be safely cleared at any time.
Contact
Questions about our cookie use? Email info@lumeflux.io.