Boot |
58313 bytes (56.9k)
|
CDN |
Baidu |
51325 bytes (50.1k)
|
CDN |
cdnjs |
51314 bytes (50.1k)
|
CDN |
unpkg |
50961 bytes (49.8k)
|
CDN |
gzip -6 (default) |
50913 bytes (49.7k)
|
local copy |
gzip -9 |
50728 bytes (49.5k)
|
local copy |
libdeflate -12 |
49113 bytes (48.0k)
|
local copy |
zultra |
49096 bytes (47.9k)
|
local copy |
7zip -mx=9 -tgzip |
49053 bytes (47.9k)
|
local copy |
pigz -11 -n |
48843 bytes (47.7k)
|
local copy |
kzip -s0 -rn -b6 |
48813 bytes (47.7k)
|
local copy |
Zopfli |
48722 bytes (47.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 20 | --bsr20 |
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 | 58313 bytes | f79090bdac5e153bda90001428664ea6 | (invalid) |
cdnjs | 51314 bytes | f79090bdac5e153bda90001428664ea6 | (invalid) |
unpkg | 50961 bytes | f79090bdac5e153bda90001428664ea6 | July 11, 2016 @ 16:31 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 51325 bytes | 30bad60a66785a6d4116e7e2fa55657d | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
48722 bytes | -4 bytes | zopfli --i100000 --mls8 --bsr20 --lazy --ohh | December 22, 2015 @ 10:17 |
48726 bytes | -7 bytes | zopfli --i10000 --mls8 --bsr20 --lazy --ohh | October 14, 2015 @ 01:17 |
48733 bytes | -20 bytes | zopfli --i1000 --mls8 --bsr20 --lazy --ohh | September 19, 2015 @ 15:54 |
48753 bytes | – | zopfli --i100 --mls8 --bsr20 --lazy --ohh | September 18, 2015 @ 21:06 |
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 | 48983 | 48986 | 48992 | 48877 | 48983 | 48908 | 48878 | 48892 | 48851 | 48859 | 49012 | 48883 | 49005 | 49007 | 49015 |
4 | 48825 | 48828 | 48829 | 48820 | 48887 | 48896 | 48861 | 48871 | 48811 | 48762 | 48769 | 48857 | 49009 | 49004 | 49011 |
6 | 48872 | 48845 | 48856 | 48759 | 48766 | 48865 | 48842 | 48797 | 48786 | 48813 | 48801 | 48760 | 49003 | 48998 | 48837 |
7 | 48843 | 48751 | 48767 | 48782 | 48763 | 48845 | 48850 | 48815 | 48820 | 48748 | 48752 | 48772 | 49006 | 49001 | 48834 |
8 | 48872 | 48801 | 48806 | 48781 | 48782 | 48858 | 48854 | 48803 | 48824 | 48750 | 48861 | 48773 | 49004 | 49002 | 48832 |
9 | 48867 | 48806 | 48804 | 48767 | 48778 | 48820 | 48851 | 48896 | 48815 | 48743 | 48745 | 48759 | 49005 | 48999 | 49003 |
10 | 48781 | 48752 | 48738 | 48770 | 48737 | 48873 | 48850 | 48807 | 48836 | 48844 | 48751 | 48923 | 48886 | 49010 | 48827 |
11 | 48870 | 48801 | 48801 | 48782 | 48850 | 48932 | 48851 | 48831 | 48894 | 48846 | 48854 | 48768 | 48988 | 48998 | 48848 |
12 | 48796 | 48765 | 48758 | 48767 | 48740 | 48881 | 48848 | 48800 | 48805 | 48747 | 48759 | 48758 | 49001 | 49002 | 48834 |
13 | 48789 | 48735 | 48789 | 48783 | 48763 | 48847 | 48847 | 48808 | 48812 | 48748 | 48750 | 48753 | 48991 | 48993 | 48791 |
14 | 48784 | 48789 | 48788 | 48765 | 48758 | 48840 | 48851 | 48809 | 48798 | 48747 | 48749 | 49007 | 48990 | 48995 | 48823 |
15 | 48788 | 48761 | 48787 | 48760 | 48758 | 48843 | 48856 | 48808 | 48811 | 48751 | 48748 | 48755 | 48993 | 49001 | 48852 |
16 | 48786 | 48742 | 48761 | 48757 | 48758 | 48842 | 48849 | 48835 | 48806 | 48749 | 48759 | 48755 | 49001 | 48994 | 48803 |
17 | 48789 | 48744 | 48759 | 48750 | 48763 | 48843 | 48852 | 48818 | 48815 | 48749 | 48749 | 48755 | 48989 | 48996 | 48820 |
18 | 48752 | 48765 | 48735 | 48762 | 48769 | 48870 | 48850 | 48814 | 48811 | 48750 | 48752 | 49005 | 48986 | 48996 | 49001 |
19 | 48783 | 48760 | 48759 | 48759 | 48760 | 48842 | 48846 | 48811 | 48847 | 48758 | 48749 | 49005 | 49000 | 48996 | 48984 |
20 | 48788 | 48763 | 48722 | 48760 | 48765 | 48849 | 48856 | 48807 | 48791 | 48760 | 48854 | 49006 | 48988 | 48997 | 48989 |
21 | 48762 | 48765 | 48734 | 48768 | 48783 | 48842 | 48849 | 48791 | 48805 | 48845 | 48859 | 49006 | 48988 | 48989 | 49000 |
22 | 48790 | 48766 | 48732 | 48766 | 48777 | 48871 | 48850 | 48830 | 48809 | 48763 | 48748 | 49005 | 49000 | 48999 | 49002 |
23 | 48792 | 48775 | 48760 | 48769 | 48764 | 48869 | 48845 | 48811 | 48801 | 48763 | 48761 | 49018 | 48999 | 48999 | 48853 |
25 | 48789 | 48754 | 48759 | 48758 | 48736 | 48826 | 48850 | 48805 | 48819 | 48750 | 48755 | 48760 | 49002 | 48911 | 48837 |
30 | 48779 | 48750 | 48759 | 48760 | 48731 | 48839 | 48831 | 48811 | 48801 | 48758 | 48777 | 48757 | 48994 | 48999 | 49004 |
40 | 48787 | 48737 | 48762 | 48765 | 48765 | 48882 | 48852 | 48817 | 48806 | 48757 | 48752 | 49004 | 48987 | 49002 | 48999 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 48753 bytes | – | 100% |
1,000 | 48733 bytes | -20 bytes | 100% |
10,000 | 48726 bytes | -7 bytes | 100% |
100,000 | 48722 bytes | -4 bytes | 0.29% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 48961 bytes | +239 bytes (+0.49%) | +148 bytes |
1 | 49043 bytes | +321 bytes (+0.66%) | +230 bytes |
2 | 49045 bytes | +323 bytes (+0.66%) | +232 bytes |
3 | 48959 bytes | +237 bytes (+0.49%) | +146 bytes |
4 | 48969 bytes | +247 bytes (+0.51%) | +156 bytes |
5 | 48875 bytes | +153 bytes (+0.31%) | +62 bytes |
6 | 48813 bytes | +91 bytes (+0.19%) | – |
7 | 48825 bytes | +103 bytes (+0.21%) | +12 bytes |
8 | 48832 bytes | +110 bytes (+0.23%) | +19 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39016 bytes | -9706 bytes (-19.92%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 41391 bytes | -7331 bytes (-15.05%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 42105 bytes | -6617 bytes (-13.58%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 44132 bytes | -4590 bytes (-9.42%) |
LZMA2 (Wikipedia) | xz | xz -9 | 44796 bytes | -3926 bytes (-8.06%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 46719 bytes | -2003 bytes (-4.11%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 47198 bytes | -1524 bytes (-3.13%) |