SPDY protocol

Networking protocol for low-latency transport of content over the web. Superseded by HTTP version 2.

Spec	https://www.chromium.org/spdy/
Status	Unofficial / Note

IE	Edge	Firefox	Chrome	Safari	Opera
			108
		107	107	TP (1)
		106	106	16.1 (1)
11	105	105	105	16.0 (1)	91
10	104	104	104	15.6 (1)	90
9	103	103	103	15.5 (1)	89
8	102	102	102	15.4 (1)	88
Show all
7	101	101	101	15.2-15.3 (1)	87
6	100	100	100	15.1 (1)	86
5.5	99	99	99	15 (1)	85
	98	98	98	14.1 (1)	84
	97	97	97	14 (1)	83
	96	96	96	13.1 (1)	82
	95	95	95	13 (1)	81
	94	94	94	12.1 (1)	80
	93	93	93	12	79
	92	92	92	11.1	78
	91	91	91	11	77
	90	90	90	10.1	76
	89	89	89	10	75
	88	88	88	9.1	74
	87	87	87	9	73
	86	86	86	8	72
	85	85	85	7.1	71
	84	84	84	7	70
	83	83	83	6.1	69
	81	82	81	6	68
	80	81	80	5.1	67
	79	80	79	5	66
	18	79	78	4	65
	17	78	77	3.2	64
	16	77	76	3.1	63
	15	76	75		62
	14	75	74		60
	13	74	73		58
	12	73	72		57
		72	71		56
		71	70		55
		70	69		54
		69	68		53
		68	67		52
		67	66		51
		66	65		50
		65	64		49
		64	63		48
		63	62		47
		62	61		46
		61	60		45
		60	59		44
		59	58		43
		58	57		42
		57	56		41
		56	55		40
		55	54		39
		54	53		38
		53	52		37
		52	51		36
		51	50		35
		50	49		34
		49	48		33
		48	47		32
		47	46		31
		46	45		30
		45	44		29
		44	43		28
		43	42		27
		42	41		26
		41	40		25
		40	39		24
		39	38		23
		38	37		22
		37	36		21
		36	35		20
		35	34		19
		34	33		18
		33	32		17
		32	31		16
		31	30		15
		30	29		12.1
		29	28		12
		28	27		11.6
		27	26		11.5
		26	25		11.1
		25	24		11
		24	23		10.6
		23	22		10.5
		22	21		10.0-10.1
		21	20		9.5-9.6
		20	19		9
		19	18
		18	17
		17	16
		16	15
		15	14
		14	13
		13	12
		12	11
		11	10
		10	9
		9	8
		8	7
		7	6
		6	5
		5	4
		4
		3.6
		3.5
		3
		2

Safari on iOS	Opera Mini	Android Browser	Blackberry Browser	Opera Mobile	Android Chrome	Android Firefox	IE Mobile	Android UC Browser	Samsung Internet	QQ Browser	Baidu Browser	KaiOS Browser
16.1 (2)
16.0 (2)	all	105	10	64	105	104	11	13.4	18.0	13.1	13.18	2.5
15.6 (2)		4.4.3-4.4.4	7	12.1			10		17.0
15.5 (2)		4.4		12					16.0
15.4 (2)		4.2-4.3		11.5					15.0
Show all
15.2-15.3 (2)		4.1		11.1					14.0
15.0-15.1 (2)		4		11					13.0
14.5-14.8 (2)		3		10					12.0
14.0-14.4 (2)		2.3							11.1-11.2
13.4-13.7 (2)		2.2							10.1
13.3 (2)		2.1							9.2
13.2 (2)									8.2
13.0-13.1 (2)									7.2-7.4
12.2-12.5 (2)									6.2-6.4
12.0-12.1									5.0-5.4
11.3-11.4									4
11.0-11.2
10.3
10.0-10.2
9.3
9.0-9.2
8.1-8.4
8
7.0-7.1
6.0-6.1
5.0-5.1
4.2-4.3
4.0-4.1
3.2

Notes

See also support for HTTP2, successor of SPDY.

1. Deprecated as of macOS Mojave 10.4.4. To be completely removed in a future version of macOS.

2. Deprecated as of iOS 12.2. To be completely removed in a future version of iOS.

Resources

• Wikipedia
• SPDY whitepaper