Kubernetes Ingress Controllers

	B	C	E	F	H	I	J	K	L	M	N	O	P	Q	R	S	T	U	V	W	X	Y	Z	AA
1
2	Product/Project				Ingress Nginx	Kong	Apache APISIX	Azure App Gateway Ingress	Nginx+	HAProxy Tech	HAProxy (jcmoraisjr)	Voyager	Istio Ingress	Contour	Emissary-ingress (ex Ambassador)	Gloo	Traefik	Skipper	Citrix Ingress	GKE Ingress	ALB Ingress	AKO	KrakenD	Tyk

3	1. General info
4		Based on			nginx	nginx	nginx	nginx + Azure App Gateway	nginx	haproxy	haproxy	haproxy	envoy	envoy	envoy	envoy	traefik	skipper	Citrix ADC	GLBC	Elastic LB	NSX Advanced LB (Avi)	Lura Project (Linux foundation)	Golang http server
5		Documentation			https://kubernetes.github.io/ingress-nginx/	https://docs.konghq.com/kubernetes-ingress-controller/latest/	https://github.com/apache/apisix-ingress-controller/blob/master/README.md	https://azure.github.io/application-gateway-kubernetes-ingress/	https://docs.nginx.com/nginx-ingress-controller/	https://github.com/haproxytech/kubernetes-ingress	https://haproxy-ingress.github.io/docs/	https://voyagermesh.com/docs/v12.0.0/welcome/	https://istio.io/latest/docs/	https://projectcontour.io/docs/main/	https://www.getambassador.io/products/api-gateway/	https://docs.solo.io/gloo-edge/latest/	https://doc.traefik.io/traefik/	https://opensource.zalando.com/skipper/	https://developer-docs.citrix.com/projects/citrix-k8s-ingress-controller/en/latest/	https://cloud.google.com/kubernetes-engine/docs/concepts/ingress	https://kubernetes-sigs.github.io/aws-load-balancer-controller/latest/	https://avinetworks.com/docs/ako/1.3/avi-kubernetes-operator/	https://www.krakend.io/docs/overview/	https://tyk.io/docs/
6	2. Protocols												reference
7		HTTP/HTTPS			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
8		HTTP2	Comparison of Kubernetes Ingress controllers		✔️	✔️	✔️	Partial	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️
9		HTTP3 (QUIC)			Preview	✖︎	✖︎	✖︎	Preview	✖︎	✖︎	✖︎	Preview	✖︎	✔️	✖︎	Preview	✖︎	✔️	✖︎	✖︎	✖︎	✖︎	✖︎
10		gRPC			✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	Partial	✔️
11		TCP			Partial	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✖︎	✔️
12		TCP+TLS			✖︎	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✖︎	✔️
13		UDP			Partial	✔️	✔️	✖︎	✔️	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✔️	✖︎	✔️	✔️	✔️	✔️	✖︎	✖︎
14		Websockets			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
15		Proxy Protocol			✔️	✔️	✔️	Needs help	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✖︎	✖︎	✔️	✔️	✖︎	✔️
16	3. Clients		Leave a comment or drop us a line at research@learnk8s.io
17		Rate limiting (L4)			✔️	✔️	Needs help	Partial	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✖︎	✔️	✔️	Needs help	✔️	✖︎	✖︎
18		Rate limiting (L7)			✔️	✔️	✔️	Partial	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	Needs help	✔️	✔️	✔️
19		WAF	License:		✔️	✔️	Partial	✔️	✔️	✔️	✔️	✖︎	✖︎	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✖︎
20		Timeouts	Apache 2.0		✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
21		Safe-list/Block-list	Last updated:		✔️	✔️	✔️	✖︎	✔️	✔️	✔️	Partial	✔️	✖︎	✔️	Needs help	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
22		Authentication	August 21, 2023		✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
23		Authorisation			✖︎	✔️	✔️	✖︎	✔️	✔️	Partial	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
24	4. Traffic routing		Find more research at:
25		Host	https://learnk8s.io/research		✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
26		Path			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
27		Headers	✔️	Supported in Free version	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✖︎	✔️
28		Querystring	✔️	Supported in Enterprise version	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✖︎	✔️
29		Method	✖︎	Not supported	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️
30		ClientIP	Partial	Partially supported	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✖︎	✔️
31		Notes	Needs help	Not sure if it is supported
32		Notes			Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes
33	5. Upstream probes/resiliency
34		Healthchecks			✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	Partial	✔️
35		Retries			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	Partial	✖︎	Needs help	✖︎	✔️	✖︎	✔️
36		Circuit Breaker			✖︎	✔️	✔️	✖︎	✔️	✔️	✖︎	✖︎	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	Needs help	✖︎	✖︎	✔️	✔️
37	6.Load balancer strategies
38		Round robin			✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
39		Sticky sessions			✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	Partial	✔️	✔️	✔️	✔️	✖︎	✖︎
40		Least connections			✖︎	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✖︎	✔️	✔️	✔️	✔️	✖︎	✖︎
41		Ring hash			✔️	✔️	✔️	✖︎	✔️	✖︎	✖︎	✖︎	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✖︎	✔️	✖︎	✖︎
42		Maglev			✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✔️	✖︎	✔️	✔️	✖︎	✖︎	✖︎	✔️	✖︎	✖︎	✖︎	✖︎
43		Exponential-Weighted-Moving-Average			✔️	✖︎	✔️	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎
44		Custom load balancing			✖︎	✖︎	✔️	✖︎	Partial	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎
45		Power of two random choices			Needs help	Needs help	Needs help	Needs help	✔️	✖︎	✖︎	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	✔️	Needs help	Needs help	Needs help	Needs help	✔️	✔️
46		Global load balancing			Needs help	Needs help	✔️	Needs help	✔️	✖︎	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	✔️	Needs help	Needs help	✔️	✖︎	✖︎
47		External load balancing			Needs help	Needs help	Needs help	Needs help	✔️	✔️	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	✔️	Needs help	✔️	Needs help	Needs help	Needs help	✖︎	✖︎
48		Notes
49		Notes			Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes	Notes
50	7. Authentication
51		Basic auth			✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✖︎	✔️	✔️	✖︎
52		External Auth			✔️	✔️	✔️	✖︎	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✖︎	✖︎	✔️	✔️
53		Client certificate - mTLS			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	Partial	✔️	✖︎	✖︎	✔️	✔️	✔️
54		OAuth			✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	Partial
55		OpenID			✖︎	✔️	✔️	✖︎	✔️	✔️	✖︎	✖︎	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✖︎
56		JWT			✖︎	✔️	✔️	✖︎	✔️	✖︎	✖︎	✖︎	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	Partial	✔️	✔️
57		LDAP			✖︎	✔️	✔️	✖︎	✔️	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✔️	✔️	✖︎	✖︎	✔️	✖︎	✔️	✖︎	✖︎
58		HMAC			✖︎	✔️	✔️	✖︎	✔️	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✔️	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎	✖︎
59		SAML			Needs help	✔️	✔️	Needs help	✔️	✖︎	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	✔️	Needs help	Needs help	✔️	✖︎	✖︎
60	8. Observability
61		Logging			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️
62		Metrics			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️
63		Tracing			✔️	✔️	✔️	✔️	✔️	✔️	✖︎	Needs help	✔️	✔️	✔️	✔️	✔️	✔️	✔️	Needs help	✖︎	✖︎	✔️	✔️
64	9. Kubernetes Integration
65		CRD			✖︎	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✖︎	✔️
66		Scope			Clusterwide and namespace	Clusterwide and namespace	namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide and namespace	Clusterwide	Clusterwide and namespace	Clusterwide, namespace & Multi cluster	Clusterwide	Clusterwide
67		Support for the Gateway API (Ingress v2) current v1alpha2			✖︎	✔️	Preview	✖︎	Preview	Preview	✔️	Needs help	Preview	✔️	Preview	Preview	✔️	✖︎	✖︎	Preview	✖︎	✖︎	✖︎	✖︎
68		Integrates with service meshes			✔️	✔️	✔️	✖︎	✔️	✔️	✔️	Needs help	✔️	✖︎	✔️	✔️	✔️		✔️	Needs help	✖︎	✖︎	✖︎	✖︎
69	10. Traffic shaping
70		Canary			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✖︎	✔️	✖︎	✔️
71		Session Affinity			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✖︎
72		Traffic Mirroring			✔️	Needs help	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✖︎	✔️	✔️	✖︎
73	11. Interface
74		Dashboard			✖︎	✔️	✔️	✔️	✔️	✖︎	✖︎	✖︎	✔️	✖︎	✔️	Needs help	✔️	✖︎	✖︎	Needs help	✖︎	✔️	✔️	✔️
75		Billing and reporting			✖︎	✔️	✔️	✔️	✖︎	✔️	✖︎	✖︎	✖︎	✖︎	✔️	Needs help	✖︎	✖︎	✖︎	✔️	✖︎	✔️	✔️	✔️
76		Developer portal			✖︎	✔️	✔️	✔️	✔️	✔️	✖︎	✖︎	✔️	✖︎	✔️	✔️	✔️	✔️	✖︎	✖︎	✖︎	✔️	✖︎	✔️
77	12. Other
78		Hot reloading			✔️	✔️	✔️	Needs help	✔️	✔️	✔️	Needs help	✔️	✔️	✔️	Needs help	✔️	✔️	Needs help	Needs help	Needs help	✔️	✔️	✔️
79		LetsEncrypt Integration			✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	✖︎	✔️	✔️	✔️	✔️	✖︎	✖︎
80		Transparent update of certificates			Needs help	Needs help	✔️	Needs help	Needs help	✔️	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	✔️	Needs help	Needs help	✔️	✖︎	✖︎
81		Wildcard certificate support			✔️	✔️	✔️	✔️	✔️	✔️	Needs help	Needs help	Needs help	Needs help	✔️	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	✔️	✖︎	✖︎
82		State sharing			Needs help	Needs help	Needs help	Needs help	✔️	✔️	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	Needs help	✔️	Needs help	Needs help	Needs help	✖︎	✖︎
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	B	C	D	E
1	Date
2		Contributor	For	Link
3		yolossn	Kong, Traefik, HAProxy, Istio, Contour, Voyager, Gloo, Citrix	https://twitter.com/yolossn
4		eskibars	Kong	https://github.com/eskibars
5	24-Oct-20	PK	Compacted the format a bit to fit side by side in a typical screen	https://gae123.com
6	5-Jan-21	eskibars	Kong: updated several old links	https://github.com/eskibars
7		gxthrj	Apache APISIX	https://github.com/gxthrj
8	15-Jan-21	Bhushan Pai	AKO
9		Mateus Caruccio	Typo	http://github.com/caruccio
10	24-Dec-21	Jing Lin	NGINX+: support mTLS	https://linjing.io
11	Feb-22	pie-r	LearnK8S	https://medium.com/@pie-r
12	Jan-27	Dario Tranchitella	HAProxy Technologies	https://github.com/prometherion
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