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Codec: av01.0.21M.08

86.22% Encoder Support
54,286 of 62,965 sessions supported encoding
90.03% Decoder Support
10,646 of 11,825 sessions supported decoding

Codec Specifications

Codec Family AV1
Profile Profile 0 (8-bit)
Level Level 21
Maximum Resolution Unknown
Maximum Bitrate Unknown

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,965 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 27,556 / 27,557 100.0% 4,375 / 4,375 — 82.21% 10,074 / 12,254 90.18% 1,433 / 1,589
SafariSafari
 — 22.74% 377 / 1,658 32.55% 2,281 / 7,007 — —
EdgeEdge
 99.66% 5,038 / 5,055 97.87% 46 / 47 — 88.18% 97 / 110 100.0% 11 / 11
FirefoxFirefox
 99.91% 2,228 / 2,230 100.0% 284 / 284 — 0.0% 0 / 12 99.34% 299 / 301

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,825 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,130 / 5,130 100.0% 663 / 663 — 100.0% 2,294 / 2,294 99.74% 384 / 385
SafariSafari
 — 24.2% 68 / 281 35.27% 498 / 1,412 — —
EdgeEdge
 100.0% 1,040 / 1,040 — — 100.0% 29 / 29 —
FirefoxFirefox
 99.76% 414 / 415 100.0% 43 / 43 — — 96.0% 48 / 50