Boot |
46823 bytes (45.7k)
|
CDN |
jsdelivr |
46823 bytes (45.7k)
|
CDN |
cdnjs |
39914 bytes (39.0k)
|
CDN |
gzip -6 (default) |
39577 bytes (38.6k)
|
local copy |
unpkg |
39534 bytes (38.6k)
|
CDN |
gzip -9 |
39426 bytes (38.5k)
|
local copy |
libdeflate -12 |
38150 bytes (37.3k)
|
local copy |
7zip -mx=9 -tgzip |
38109 bytes (37.2k)
|
local copy |
pigz -11 -n |
38071 bytes (37.2k)
|
local copy |
zultra |
38071 bytes (37.2k)
|
local copy |
kzip -s0 -rn -b8 |
38027 bytes (37.1k)
|
local copy |
Zopfli |
37905 bytes (37.0k)
|
local copy |
Zopfli (defluff) |
37904 bytes (37.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
block splitting recursion | 21 | --bsr21 |
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 | 46823 bytes | 36dee7e10e15906c4f3b5b0db8667d95 | November 5, 2015 @ 07:54 |
jsdelivr | 46823 bytes | 36dee7e10e15906c4f3b5b0db8667d95 | November 2, 2015 @ 21:07 |
cdnjs | 39914 bytes | 36dee7e10e15906c4f3b5b0db8667d95 | November 3, 2015 @ 02:50 |
unpkg | 39534 bytes | 36dee7e10e15906c4f3b5b0db8667d95 | July 11, 2016 @ 15:33 |
Size | Improvement | Parameters | Found |
---|---|---|---|
37905 bytes | -3 bytes | zopfli --i1000000 --mls2 --bsr21 --lazy --ohh | November 3, 2015 @ 20:38 |
37908 bytes | -6 bytes | zopfli --i100000 --mls2 --bsr21 --lazy --ohh | November 3, 2015 @ 12:04 |
37914 bytes | -10 bytes | zopfli --i10000 --mls2 --bsr21 --lazy --ohh | November 3, 2015 @ 11:01 |
37924 bytes | -1 byte | zopfli --i1000 --mls2 --bsr21 --lazy --ohh | November 3, 2015 @ 10:42 |
37925 bytes | -10 bytes | zopfli --i1000 --mls8 --bsr13 --lazy --ohh | November 3, 2015 @ 10:25 |
37935 bytes | -5 bytes | zopfli --i1000 --mls8 --bsr17 --lazy --ohh | November 3, 2015 @ 10:22 |
37940 bytes | – | zopfli --i100 --mls2 --bsr13 --lazy --ohh | November 3, 2015 @ 10:19 |
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 | 37936 | 37943 | 38027 | 38024 | 38006 | 38025 | 38025 | 38021 | 38021 | 38025 | 38024 | 38019 | 38019 | 38025 | 38021 |
4 | 38024 | 38021 | 38024 | 38020 | 38021 | 38022 | 38020 | 38021 | 38022 | 38023 | 38025 | 38026 | 38024 | 38022 | 38023 |
6 | 37948 | 37954 | 37992 | 37994 | 38002 | 37992 | 38004 | 38020 | 38023 | 38023 | 38022 | 38028 | 38022 | 38020 | 38021 |
7 | 37937 | 37935 | 38023 | 37980 | 37993 | 37995 | 37985 | 38022 | 38020 | 38020 | 38021 | 38022 | 38022 | 38020 | 38033 |
8 | 37946 | 37951 | 37933 | 37997 | 37996 | 37937 | 37984 | 38020 | 38023 | 38021 | 38020 | 38020 | 38021 | 38020 | 38020 |
9 | 38023 | 38021 | 38023 | 38022 | 38023 | 38020 | 38019 | 38020 | 38023 | 38021 | 38022 | 38020 | 38019 | 38021 | 38020 |
10 | 38023 | 38020 | 38021 | 38024 | 38023 | 38020 | 38018 | 38024 | 38019 | 38021 | 38022 | 38024 | 38024 | 38021 | 38020 |
11 | 37922 | 37945 | 38000 | 38000 | 38001 | 37997 | 38000 | 38020 | 38023 | 38021 | 38020 | 38023 | 38021 | 38020 | 38020 |
12 | 37939 | 38021 | 38023 | 38020 | 38021 | 38020 | 38020 | 38020 | 38021 | 38021 | 38022 | 38023 | 38021 | 38019 | 38020 |
13 | 37913 | 37948 | 37908 | 38000 | 37994 | 38002 | 37987 | 38022 | 38025 | 38023 | 38024 | 38024 | 38024 | 38021 | 38020 |
14 | 37995 | 37944 | 38002 | 38001 | 37979 | 37986 | 37990 | 38020 | 38023 | 38021 | 38020 | 38020 | 38027 | 38020 | 38032 |
15 | 37944 | 38021 | 38021 | 37937 | 38023 | 38022 | 38021 | 38020 | 38023 | 38021 | 38021 | 38026 | 38026 | 38021 | 38032 |
16 | 38023 | 38021 | 38021 | 37999 | 37988 | 37993 | 37924 | 38020 | 38023 | 38021 | 38021 | 38023 | 38027 | 38020 | 38020 |
17 | 37947 | 38001 | 37930 | 37994 | 37990 | 37990 | 37987 | 38019 | 38019 | 38021 | 38019 | 38026 | 38026 | 38020 | 38020 |
18 | 37931 | 38020 | 38020 | 37996 | 38023 | 38020 | 38021 | 38022 | 38023 | 38021 | 38021 | 38026 | 38028 | 38020 | 38019 |
19 | 37925 | 37937 | 37930 | 38001 | 37995 | 37996 | 37996 | 38020 | 38019 | 38021 | 38021 | 38020 | 38021 | 38020 | 38022 |
20 | 37962 | 37943 | 37939 | 37999 | 37998 | 38001 | 38001 | 38020 | 38019 | 38022 | 38020 | 38023 | 38024 | 38020 | 38022 |
21 | 37905 | 37942 | 37995 | 37999 | 37994 | 37982 | 38000 | 38020 | 38022 | 38022 | 38022 | 38023 | 38020 | 38019 | 38022 |
22 | 37934 | 38023 | 38023 | 38005 | 37990 | 37939 | 38001 | 38022 | 38022 | 38020 | 38021 | 38023 | 38021 | 38024 | 38020 |
23 | 37939 | 37941 | 37933 | 38000 | 37989 | 37992 | 38002 | 38020 | 38023 | 38021 | 38021 | 38028 | 38029 | 38021 | 38020 |
25 | 37944 | 38021 | 38021 | 38022 | 38021 | 38019 | 38019 | 38020 | 38023 | 38023 | 38022 | 38019 | 38024 | 38019 | 38020 |
30 | 37958 | 38021 | 38021 | 38000 | 37992 | 37933 | 38020 | 38020 | 38023 | 38021 | 38021 | 38022 | 38024 | 38021 | 38020 |
40 | 37960 | 37940 | 37930 | 37938 | 37995 | 37993 | 38001 | 38020 | 38019 | 38021 | 38020 | 38026 | 38027 | 38020 | 38020 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 37940 bytes | – | 100% |
1,000 | 37924 bytes | -16 bytes | 100% |
10,000 | 37914 bytes | -10 bytes | 100% |
100,000 | 37908 bytes | -6 bytes | 1.74% |
1,000,000 | 37905 bytes | -3 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 38117 bytes | +212 bytes (+0.56%) | +90 bytes |
1 | 38116 bytes | +211 bytes (+0.56%) | +89 bytes |
2 | 38127 bytes | +222 bytes (+0.59%) | +100 bytes |
3 | 38106 bytes | +201 bytes (+0.53%) | +79 bytes |
4 | 38074 bytes | +169 bytes (+0.45%) | +47 bytes |
5 | 38057 bytes | +152 bytes (+0.40%) | +30 bytes |
6 | 38065 bytes | +160 bytes (+0.42%) | +38 bytes |
7 | 38029 bytes | +124 bytes (+0.33%) | +2 bytes |
8 | 38027 bytes | +122 bytes (+0.32%) | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 27906 bytes | -9999 bytes (-26.38%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 30010 bytes | -7895 bytes (-20.83%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 31832 bytes | -6073 bytes (-16.02%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 33584 bytes | -4321 bytes (-11.40%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 33916 bytes | -3989 bytes (-10.52%) |
LZMA2 (Wikipedia) | xz | xz -9 | 34656 bytes | -3249 bytes (-8.57%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 36117 bytes | -1788 bytes (-4.72%) |