Boot |
58369 bytes (57.0k)
|
CDN |
Baidu |
51377 bytes (50.2k)
|
CDN |
cdnjs |
51370 bytes (50.2k)
|
CDN |
unpkg |
51027 bytes (49.8k)
|
CDN |
gzip -6 (default) |
50968 bytes (49.8k)
|
local copy |
gzip -9 |
50792 bytes (49.6k)
|
local copy |
libdeflate -12 |
49149 bytes (48.0k)
|
local copy |
zultra |
49142 bytes (48.0k)
|
local copy |
7zip -mx=9 -tgzip |
49102 bytes (48.0k)
|
local copy |
pigz -11 -n |
48889 bytes (47.7k)
|
local copy |
kzip -s0 -rn -b7 |
48880 bytes (47.7k)
|
local copy |
Zopfli |
48764 bytes (47.6k)
|
local copy |
Zopfli (defluff) |
48763 bytes (47.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 19 | --bsr19 |
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 | 58369 bytes | ae6bfe01bd8115848ab77a508de9f108 | (invalid) |
cdnjs | 51370 bytes | ae6bfe01bd8115848ab77a508de9f108 | (invalid) |
unpkg | 51027 bytes | ae6bfe01bd8115848ab77a508de9f108 | July 11, 2016 @ 16:31 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 51377 bytes | 6c046cb238d2fcf9d20533641918d194 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
48764 bytes | -4 bytes | zopfli --i100000 --mls4 --bsr19 --lazy --ohh | December 22, 2015 @ 10:19 |
48768 bytes | -2 bytes | zopfli --i10000 --mls4 --bsr19 --lazy --ohh | November 23, 2015 @ 17:53 |
48770 bytes | -7 bytes | zopfli --i10000 --mls4 --bsr11 --lazy --ohh | October 14, 2015 @ 04:48 |
48777 bytes | -5 bytes | zopfli --i1000 --mls4 --bsr19 --lazy --ohh | September 21, 2015 @ 21:12 |
48782 bytes | -12 bytes | zopfli --i1000 --mls4 --bsr11 --lazy --ohh | September 21, 2015 @ 20:42 |
48794 bytes | -14 bytes | zopfli --i1000 --mls8 --bsr12 --lazy --ohh | September 19, 2015 @ 15:06 |
48808 bytes | – | zopfli --i100 --mls8 --bsr12 --lazy --ohh | September 18, 2015 @ 21:08 |
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 | 49050 | 49047 | 48901 | 48949 | 48919 | 48886 | 48938 | 48931 | 48893 | 48930 | 49055 | 49034 | 49055 | 49057 | 49060 |
4 | 48862 | 48864 | 48944 | 48945 | 48840 | 48911 | 48896 | 48892 | 48865 | 48800 | 48806 | 48916 | 49056 | 49051 | 49061 |
6 | 48879 | 48822 | 48871 | 48821 | 48819 | 48863 | 48893 | 48861 | 48849 | 48838 | 48928 | 48795 | 49047 | 49050 | 49034 |
7 | 48830 | 48848 | 48849 | 48813 | 48816 | 48884 | 48876 | 48865 | 48889 | 48804 | 48883 | 48805 | 49050 | 49051 | 48884 |
8 | 48854 | 48792 | 48906 | 48898 | 48825 | 48818 | 48892 | 48869 | 48857 | 48806 | 48911 | 48904 | 49050 | 49053 | 48892 |
9 | 48853 | 48871 | 48862 | 48838 | 48835 | 48945 | 48897 | 48893 | 48888 | 48808 | 48903 | 48794 | 49035 | 49060 | 48890 |
10 | 48857 | 48806 | 48814 | 48828 | 48868 | 48914 | 48878 | 48866 | 48798 | 48868 | 48871 | 48977 | 49046 | 49033 | 48884 |
11 | 48831 | 48765 | 48868 | 48921 | 48974 | 48976 | 48882 | 48894 | 48889 | 48912 | 48903 | 48901 | 49026 | 49047 | 48908 |
12 | 48844 | 48786 | 48781 | 48815 | 48896 | 48883 | 48884 | 48893 | 48891 | 48800 | 48800 | 48795 | 49047 | 49059 | 49042 |
13 | 48843 | 48813 | 48866 | 48866 | 48866 | 48882 | 48896 | 48866 | 48868 | 48871 | 48797 | 48802 | 49026 | 49048 | 49040 |
14 | 48881 | 48780 | 48860 | 48824 | 48830 | 48868 | 48884 | 48854 | 48830 | 48893 | 48807 | 49050 | 49036 | 49049 | 49042 |
15 | 48835 | 48815 | 48820 | 48823 | 48826 | 48878 | 48912 | 48864 | 48863 | 48806 | 48799 | 48812 | 49046 | 49051 | 48888 |
16 | 48796 | 48812 | 48823 | 48899 | 48873 | 48899 | 48878 | 48869 | 48823 | 48804 | 48802 | 48968 | 49045 | 49045 | 48894 |
17 | 48847 | 48815 | 48788 | 48828 | 48862 | 48880 | 48890 | 48868 | 48825 | 48896 | 48872 | 48810 | 49041 | 49051 | 48889 |
18 | 48807 | 48787 | 48862 | 48826 | 48843 | 48876 | 48849 | 48863 | 48841 | 48895 | 48797 | 49053 | 49054 | 49053 | 49045 |
19 | 48808 | 48764 | 48818 | 48825 | 48832 | 48859 | 48882 | 48863 | 48863 | 48867 | 48815 | 49052 | 49045 | 49045 | 49049 |
20 | 48802 | 48805 | 48819 | 48824 | 48817 | 48882 | 48891 | 48872 | 48863 | 48808 | 48800 | 49051 | 49027 | 49047 | 49035 |
21 | 48838 | 48804 | 48817 | 48815 | 48824 | 48876 | 48894 | 48854 | 48860 | 48891 | 48903 | 49051 | 49036 | 49028 | 48880 |
22 | 48841 | 48784 | 48859 | 48821 | 48817 | 48877 | 48884 | 48868 | 48849 | 48869 | 48874 | 48960 | 49042 | 49046 | 49045 |
23 | 48799 | 48802 | 48778 | 48824 | 48822 | 48908 | 48890 | 48870 | 48851 | 48908 | 48798 | 49051 | 49056 | 49045 | 48825 |
25 | 48846 | 48782 | 48783 | 48815 | 48815 | 48884 | 48883 | 48874 | 48861 | 48899 | 48874 | 48819 | 49046 | 49061 | 48850 |
30 | 48846 | 48814 | 48779 | 48813 | 48775 | 48905 | 48876 | 48874 | 48845 | 48810 | 48798 | 48810 | 49046 | 49043 | 48864 |
40 | 48851 | 48814 | 48825 | 48820 | 48789 | 48858 | 48885 | 48870 | 48837 | 48804 | 48800 | 49051 | 49026 | 49058 | 49033 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 48795 bytes | – | 100% |
1,000 | 48777 bytes | -18 bytes | 100% |
10,000 | 48768 bytes | -9 bytes | 100% |
100,000 | 48764 bytes | -4 bytes | 0.58% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 49012 bytes | +248 bytes (+0.51%) | +132 bytes |
1 | 49092 bytes | +328 bytes (+0.67%) | +212 bytes |
2 | 49094 bytes | +330 bytes (+0.68%) | +214 bytes |
3 | 49013 bytes | +249 bytes (+0.51%) | +133 bytes |
4 | 49024 bytes | +260 bytes (+0.53%) | +144 bytes |
5 | 49034 bytes | +270 bytes (+0.55%) | +154 bytes |
6 | 48941 bytes | +177 bytes (+0.36%) | +61 bytes |
7 | 48880 bytes | +116 bytes (+0.24%) | – |
8 | 48883 bytes | +119 bytes (+0.24%) | +3 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39014 bytes | -9750 bytes (-19.99%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 41450 bytes | -7314 bytes (-15.00%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 42171 bytes | -6593 bytes (-13.52%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 44175 bytes | -4589 bytes (-9.41%) |
LZMA2 (Wikipedia) | xz | xz -9 | 44832 bytes | -3932 bytes (-8.06%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 46806 bytes | -1958 bytes (-4.02%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 47266 bytes | -1498 bytes (-3.07%) |