Boot |
46829 bytes (45.7k)
|
CDN |
gzip -6 (default) |
39577 bytes (38.6k)
|
local copy |
cdnjs |
39531 bytes (38.6k)
|
CDN |
jsdelivr |
39531 bytes (38.6k)
|
CDN |
unpkg |
39531 bytes (38.6k)
|
CDN |
gzip -9 |
39425 bytes (38.5k)
|
local copy |
libdeflate -12 |
38137 bytes (37.2k)
|
local copy |
7zip -mx=9 -tgzip |
38114 bytes (37.2k)
|
local copy |
pigz -11 -n |
38075 bytes (37.2k)
|
local copy |
zultra |
38072 bytes (37.2k)
|
local copy |
kzip -s0 -rn -b7 |
38025 bytes (37.1k)
|
local copy |
Zopfli |
37897 bytes (37.0k)
|
local copy |
Zopfli (defluff) |
37895 bytes (37.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
block splitting recursion | 7 | --bsr7 |
lazy matching in LZ77 | yes | --lazy |
optimized Huffman headers | yes | --ohh |
initial random W for iterations | 1 | --rw1 |
initial random Z for iterations | 2 | --rz2 |
CDN | Size (compressed) | MD5 (uncompressed) | Timestamp |
---|---|---|---|
Boot | 46829 bytes | 77df40ebc8c9ee08a4cc758b84767eda | January 6, 2016 @ 18:22 |
cdnjs | 39531 bytes | 77df40ebc8c9ee08a4cc758b84767eda | January 3, 2016 @ 06:31 |
jsdelivr | 39531 bytes | 77df40ebc8c9ee08a4cc758b84767eda | January 5, 2016 @ 18:16 |
unpkg | 39531 bytes | 77df40ebc8c9ee08a4cc758b84767eda | July 11, 2016 @ 15:33 |
Size | Improvement | Parameters | Found |
---|---|---|---|
37897 bytes | -2 bytes | zopfli --i1000000 --mls2 --bsr7 --lazy --ohh | December 30, 2015 @ 22:28 |
37899 bytes | -5 bytes | zopfli --i100000 --mls2 --bsr7 --lazy --ohh | December 30, 2015 @ 11:24 |
37904 bytes | -7 bytes | zopfli --i10000 --mls2 --bsr7 --lazy --ohh | December 30, 2015 @ 10:10 |
37911 bytes | -3 bytes | zopfli --i1000 --mls2 --bsr7 --lazy --ohh | December 30, 2015 @ 10:04 |
37914 bytes | -12 bytes | zopfli --i1000 --mls2 --bsr12 --lazy --ohh | December 30, 2015 @ 10:03 |
37926 bytes | – | zopfli --i100 --mls2 --bsr12 --lazy --ohh | December 30, 2015 @ 09:58 |
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
2 | 37933 | 37941 | 38026 | 38024 | 38004 | 38023 | 38024 | 38024 | 38026 | 38026 | 38021 | 38024 | 38021 | 38026 | 38023 |
4 | 38021 | 38025 | 38025 | 38024 | 38020 | 38021 | 38023 | 38023 | 38022 | 38022 | 38027 | 38026 | 38026 | 38022 | 38020 |
6 | 37950 | 37928 | 37992 | 37990 | 37993 | 37992 | 38000 | 38021 | 38023 | 38020 | 38020 | 38020 | 38022 | 38020 | 38023 |
7 | 37897 | 38023 | 38024 | 37993 | 37990 | 38020 | 38020 | 38020 | 38024 | 38020 | 38020 | 38024 | 38024 | 38020 | 38024 |
8 | 37996 | 37951 | 37998 | 37992 | 37999 | 37927 | 37999 | 38023 | 38023 | 38021 | 38020 | 38020 | 38022 | 38020 | 38021 |
9 | 38023 | 38022 | 38025 | 38022 | 38022 | 38020 | 38021 | 38022 | 38023 | 38025 | 38022 | 38023 | 38026 | 38022 | 38021 |
10 | 38023 | 38023 | 38024 | 38020 | 38020 | 38020 | 38021 | 38020 | 38021 | 38020 | 38020 | 38023 | 38024 | 38020 | 38032 |
11 | 37920 | 37965 | 37914 | 37995 | 37930 | 37999 | 37984 | 38022 | 38023 | 38020 | 38020 | 38028 | 38026 | 38020 | 38021 |
12 | 37903 | 37937 | 37999 | 37997 | 37988 | 37981 | 37986 | 38022 | 38024 | 38021 | 38023 | 38028 | 38023 | 38020 | 38021 |
13 | 37942 | 37936 | 37927 | 38001 | 37988 | 37990 | 37982 | 38022 | 38024 | 38022 | 38020 | 38024 | 38025 | 38020 | 38021 |
14 | 37996 | 37915 | 37994 | 37998 | 37987 | 37982 | 37984 | 38022 | 38023 | 38020 | 38020 | 38027 | 38023 | 38022 | 38021 |
15 | 37916 | 38023 | 38024 | 37936 | 37918 | 38020 | 38023 | 38020 | 38023 | 38020 | 38023 | 38024 | 38026 | 38020 | 38021 |
16 | 38023 | 38023 | 38024 | 37997 | 37987 | 37935 | 37980 | 38022 | 38023 | 38020 | 38020 | 38025 | 38023 | 38026 | 38036 |
17 | 37939 | 37949 | 37928 | 37933 | 37987 | 37982 | 37984 | 38022 | 38023 | 38020 | 38020 | 38023 | 38024 | 38020 | 38024 |
18 | 37922 | 38022 | 38021 | 38020 | 37987 | 38021 | 38021 | 38021 | 38023 | 38021 | 38020 | 38023 | 38026 | 38020 | 38026 |
19 | 37954 | 37911 | 37998 | 37996 | 37987 | 37981 | 37994 | 38022 | 38023 | 38020 | 38022 | 38021 | 38023 | 38020 | 38024 |
20 | 37953 | 37944 | 37941 | 37998 | 37988 | 37927 | 37987 | 38020 | 38023 | 38020 | 38021 | 38023 | 38026 | 38020 | 38021 |
21 | 37954 | 37915 | 37994 | 37996 | 37988 | 37978 | 38000 | 38023 | 38020 | 38020 | 38022 | 38029 | 38022 | 38020 | 38021 |
22 | 37931 | 37931 | 38024 | 37955 | 37989 | 38001 | 37977 | 38020 | 38021 | 38024 | 38023 | 38023 | 38023 | 38020 | 38019 |
23 | 37910 | 37937 | 37928 | 37998 | 37999 | 37923 | 37981 | 38021 | 38021 | 38020 | 38020 | 38028 | 38023 | 38022 | 38021 |
25 | 37941 | 38023 | 38023 | 37929 | 37987 | 38020 | 38023 | 38020 | 38021 | 38021 | 38020 | 38020 | 38023 | 38020 | 38035 |
30 | 38023 | 38023 | 38023 | 37997 | 37988 | 38000 | 37991 | 38022 | 38022 | 38020 | 38023 | 38023 | 38027 | 38022 | 38024 |
40 | 37942 | 37937 | 37999 | 37973 | 37999 | 37982 | 37981 | 38022 | 38023 | 38021 | 38020 | 38023 | 38026 | 38020 | 38024 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 37926 bytes | – | 100% |
1,000 | 37911 bytes | -15 bytes | 100% |
10,000 | 37904 bytes | -7 bytes | 100% |
100,000 | 37899 bytes | -5 bytes | 0.58% |
1,000,000 | 37897 bytes | -2 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 38117 bytes | +220 bytes (+0.58%) | +92 bytes |
1 | 38117 bytes | +220 bytes (+0.58%) | +92 bytes |
2 | 38128 bytes | +231 bytes (+0.61%) | +103 bytes |
3 | 38111 bytes | +214 bytes (+0.56%) | +86 bytes |
4 | 38075 bytes | +178 bytes (+0.47%) | +50 bytes |
5 | 38057 bytes | +160 bytes (+0.42%) | +32 bytes |
6 | 38066 bytes | +169 bytes (+0.45%) | +41 bytes |
7 | 38025 bytes | +128 bytes (+0.34%) | – |
8 | 38028 bytes | +131 bytes (+0.35%) | +3 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 27922 bytes | -9975 bytes (-26.32%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 30019 bytes | -7878 bytes (-20.79%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 31832 bytes | -6065 bytes (-16.00%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 33499 bytes | -4398 bytes (-11.61%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 33942 bytes | -3955 bytes (-10.44%) |
LZMA2 (Wikipedia) | xz | xz -9 | 34644 bytes | -3253 bytes (-8.58%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 36122 bytes | -1775 bytes (-4.68%) |