| haskellPackages.filters-basic | Allows to change the structure of the function output |
| haskellPackages.google-mail-filters | Write GMail filters and output to importable XML |
| haskellPackages.bitcoin-compact-filters | BIP 158 compact block filters |
| haskellPackages.pandoc-japanese-filters | Japanese-specific markup filters for pandoc |
| haskellPackages.phonetic-languages-filters-array | Allows to change the structure of the function output |
| haskellPackages.uniqueness-periods-vector-filters | A library allows to change the structure of the 'RealFrac' function output |
| haskellPackages.imagefilters | Image Filters (contrast, brightness, gaussian blur, etc) |
| haskellPackages.fuzzy | Filters a list based on a fuzzy string search |
| haskellPackages.cuckoo | Haskell Implementation of Cuckoo Filters |
| haskellPackages.kalman | Kalman and particle filters and smoothers |
| haskellPackages.fuzzily | Filters a list based on a fuzzy string search |
| haskellPackages.monadplus | Haskell98 partial maps and filters over MonadPlus |
| haskellPackages.estimator | State-space estimation algorithms such as Kalman Filters |
| haskellPackages.bloomfilter-redis | Distributed bloom filters on Redis (using the Hedis client) |
| haskellPackages.bloomfilter-blocked | Fast, compact Bloom filters |