The best replacement for bgp is ospf.

The best alternatives to bgp are rated as following:
★★★★★  ospf
★★★★  eigrp
★★★★  egp
★★★  rip
★★  igp
★★  static routing
★★  bgq
★  mpls
★  ibgp
★  hsrp
★  default route
  static route
  dns failover
  osfp
  ebgp

Your alternative for bgp is not listed? Suggest!
Speaking about bgp, one probably shouldn't forget about mpls.

Other search terms related to bgp and their ratings are:
★★★★★ mpls
★★★★ ipv6
★★★★ bfd
★★★★ ospf
★★★★ hsrp
★★★★ vrf
★★ ipsec
★ static routes
★ route map
★ eigrp
★ mikrotik
★ asn
★ ecmp
★ isp
vrrp
ip sla
loopback address
default route
two default route
multihoming
You have in mind a companion for bgp and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of bgp in all years. Click on graph for more.
bgp
ospf
eigrp