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[7] It was initially available for download from its home at the SourceForge web site
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0 / January 17, 2017 ; 9 years ago  ( 2017-01-17 ) Platform Cross-platform Type API Website www
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com/posts/20160606_google_ipv6_stats_hit_12_percent_on_4th_anniversary_of_world_ipv6/ |access-date=August 5, 2019 |website=CircleID |archive-date=November 28, 2020 |archive-url=https://web
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org /pub /png (home site) Portable Network Graphics ( PNG , officially pronounced / p ɪ ŋ / PING , [ 3 ] [ 4 ] colloquially pronounced / ˌ p iː ɛ n ˈ dʒ iː / PEE -en- JEE [ 5 ] ) is a raster-graphics file format that supports lossless data compression
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1 [ 1 ]   / 23 May 2026 ; 28 days ago  ( 23 May 2026 ) Written in C with C++ bindings Operating system Android (vendor dependent), [ 2 ] FreeBSD , [ 3 ] Linux , macOS (via Pocl), Windows Platform ARMv7 , ARMv8 , [ 4 ] Cell , IA-32 , Power , x86-64 Type Heterogeneous
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The fuller name, Okapi BM25, includes the name of the first system to use it, which was the Okapi information retrieval system, implemented at London's City University[1] in the 1980s and 1990s
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