below you can see some of the community projects I created/actively maintaining:
AS 112 - world wide project to sinkhole RFC 1918 DNS traffic locally within countries/geos and avoid slamming DNS root servers; I’m maintaining three AS112 servers in different parts of Poland
BGP Blackholing - open BGP route server project, that provides “bogons” feed via dynamic BGP peering
RPKI Route Server - open RPKI route server project, that provides current RPKI/SIDR validation information via TCP RTR sessions
BGP Full Feed - open BGP route server that provides full DFZ view of IPv4/IPv6 BGP table
SP Security Resources repository - repository of links to various useful guides and references for people dealing with/interested in Service Provider security