Get started
Three ways to start your filter
Build a rule from scratch, paste an existing filter, or browse what the community has shared.
Untitled Filter
Build URLs open the variant picker automatically.
Get started
Build a rule from scratch, paste an existing filter, or browse what the community has shared.
Build Importer
Paste a supported planner URL. Hellfilter will decode the build, show unresolved items, then prepare the rules for import.