https://www.elastic.co/guide/en/elasticsearch/reference/7.17/analysis-charfilters.html
Character filters reference | Elasticsearch Guide [7.17] | Elastic
filters referenceguide 7characterelasticsearch17
https://www.ffmpeg.org/doxygen/trunk/libavfilter_2filters_8h.html
FFmpeg: libavfilter/filters.h File Reference
h fileffmpeglibavfilterfiltersreference
https://www.juniper.net/documentation/us/en/software/junos/routing-policy/topics/concept/firewall-filter-stateless-option-rate-limits-overview.html
Stateless Firewall Filters That Reference Policers Overview | Junos OS | Juniper Networks
Policing, or rate limiting, is an important component of firewall filters that lets you limit the amount of traffic that passes into or out of an interface.
stateless firewalljunos osfiltersreference
https://www.elastic.co/guide/en/beats/packetbeat/8.19/kibana-queries-filters.html
Kibana queries and filters | Packetbeat Reference [8.19] | Elastic
reference 8kibanaqueriesfilters19