Boot |
58307 bytes (56.9k)
|
CDN |
Baidu |
51317 bytes (50.1k)
|
CDN |
cdnjs |
51306 bytes (50.1k)
|
CDN |
unpkg |
50958 bytes (49.8k)
|
CDN |
gzip -6 (default) |
50908 bytes (49.7k)
|
local copy |
gzip -9 |
50722 bytes (49.5k)
|
local copy |
libdeflate -12 |
49109 bytes (48.0k)
|
local copy |
zultra |
49093 bytes (47.9k)
|
local copy |
7zip -mx=9 -tgzip |
49049 bytes (47.9k)
|
local copy |
pigz -11 -n |
48824 bytes (47.7k)
|
local copy |
kzip -s0 -rn -b6 |
48811 bytes (47.7k)
|
local copy |
Zopfli |
48717 bytes (47.6k)
|
local copy |
Zopfli (defluff) |
48716 bytes (47.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 10 | --bsr10 |
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 | 58307 bytes | f19da6ee9159cc532bdd1a4017fea002 | (invalid) |
cdnjs | 51306 bytes | f19da6ee9159cc532bdd1a4017fea002 | (invalid) |
unpkg | 50958 bytes | f19da6ee9159cc532bdd1a4017fea002 | July 11, 2016 @ 16:31 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 51317 bytes | 779a94d5278672f1c1f50c1e2ee45599 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
48717 bytes | -6 bytes | zopfli --i100000 --mls4 --bsr10 --lazy --ohh | December 22, 2015 @ 10:17 |
48723 bytes | -1 byte | zopfli --i10000 --mls4 --bsr10 --lazy --ohh | October 14, 2015 @ 04:51 |
48724 bytes | -5 bytes | zopfli --i10000 --mls8 --bsr20 --lazy --ohh | October 14, 2015 @ 01:01 |
48729 bytes | -12 bytes | zopfli --i1000 --mls8 --bsr20 --lazy --ohh | September 19, 2015 @ 16:45 |
48741 bytes | -9 bytes | zopfli --i1000 --mls8 --bsr12 --lazy --ohh | September 19, 2015 @ 16:39 |
48750 bytes | – | zopfli --i100 --mls8 --bsr20 --lazy --ohh | September 18, 2015 @ 20:00 |
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 | 48980 | 48980 | 48988 | 48872 | 48977 | 48867 | 48874 | 48892 | 48861 | 48856 | 49007 | 48879 | 49000 | 49003 | 49012 |
4 | 48844 | 48847 | 48827 | 48814 | 48885 | 48892 | 48856 | 48869 | 48821 | 48840 | 48752 | 48855 | 49006 | 49002 | 49008 |
6 | 48879 | 48863 | 48851 | 48756 | 48776 | 48863 | 48831 | 48804 | 48746 | 48762 | 48798 | 48757 | 48998 | 48997 | 48835 |
7 | 48859 | 48731 | 48765 | 48796 | 48803 | 48832 | 48840 | 48805 | 48818 | 48750 | 48737 | 48767 | 49003 | 48996 | 48816 |
8 | 48804 | 48806 | 48801 | 48775 | 48780 | 48851 | 48840 | 48815 | 48807 | 48747 | 48845 | 48769 | 49000 | 48997 | 48842 |
9 | 48871 | 48868 | 48790 | 48762 | 48775 | 48806 | 48901 | 48834 | 48825 | 48840 | 48739 | 48757 | 49000 | 48895 | 48855 |
10 | 48776 | 48717 | 48739 | 48765 | 48761 | 48870 | 48840 | 48806 | 48836 | 48870 | 48749 | 48919 | 48992 | 49007 | 48822 |
11 | 48866 | 48789 | 48872 | 48764 | 48834 | 48931 | 48829 | 48826 | 48891 | 48844 | 48843 | 48764 | 48985 | 48998 | 48845 |
12 | 48793 | 48751 | 48732 | 48763 | 48736 | 48879 | 48858 | 48798 | 48803 | 48744 | 48742 | 48753 | 48998 | 48997 | 48833 |
13 | 48774 | 48732 | 48758 | 48779 | 48761 | 48876 | 48826 | 48805 | 48810 | 48753 | 48744 | 48751 | 48987 | 48992 | 48810 |
14 | 48793 | 48786 | 48784 | 48760 | 48762 | 48870 | 48839 | 48807 | 48781 | 48746 | 48746 | 49002 | 48987 | 48993 | 48813 |
15 | 48785 | 48761 | 48784 | 48759 | 48804 | 48830 | 48850 | 48806 | 48809 | 48747 | 48736 | 48752 | 48989 | 48910 | 48858 |
16 | 48787 | 48755 | 48754 | 48754 | 48756 | 48870 | 48839 | 48835 | 48801 | 48746 | 48749 | 48753 | 48908 | 48994 | 48800 |
17 | 48786 | 48748 | 48762 | 48749 | 48759 | 48831 | 48839 | 48808 | 48813 | 48748 | 48737 | 48751 | 48985 | 48993 | 48835 |
18 | 48746 | 48763 | 48756 | 48757 | 48745 | 48867 | 48839 | 48824 | 48819 | 48748 | 48736 | 49001 | 48983 | 48992 | 48997 |
19 | 48785 | 48758 | 48762 | 48755 | 48770 | 48869 | 48836 | 48809 | 48851 | 48754 | 48746 | 49000 | 48996 | 48993 | 48980 |
20 | 48785 | 48749 | 48718 | 48757 | 48763 | 48876 | 48845 | 48806 | 48797 | 48751 | 48748 | 49003 | 48985 | 48996 | 48984 |
21 | 48791 | 48762 | 48732 | 48764 | 48781 | 48867 | 48839 | 48788 | 48813 | 48842 | 48851 | 49003 | 48985 | 48985 | 48997 |
22 | 48783 | 48760 | 48731 | 48763 | 48774 | 48869 | 48846 | 48828 | 48817 | 48756 | 48754 | 49004 | 48996 | 48993 | 48998 |
23 | 48789 | 48769 | 48756 | 48767 | 48762 | 48869 | 48850 | 48809 | 48818 | 48762 | 48744 | 48759 | 48996 | 48992 | 48833 |
25 | 48784 | 48764 | 48756 | 48755 | 48759 | 48857 | 48839 | 48803 | 48807 | 48746 | 48752 | 48756 | 48998 | 48910 | 48809 |
30 | 48785 | 48745 | 48756 | 48757 | 48778 | 48868 | 48805 | 48807 | 48798 | 48745 | 48740 | 48755 | 48990 | 48995 | 48824 |
40 | 48780 | 48756 | 48757 | 48763 | 48764 | 48883 | 48850 | 48815 | 48818 | 48756 | 48748 | 49001 | 48983 | 48992 | 48995 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 48746 bytes | – | 100% |
1,000 | 48729 bytes | -17 bytes | 100% |
10,000 | 48723 bytes | -6 bytes | 100% |
100,000 | 48717 bytes | -6 bytes | 0.58% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 48959 bytes | +242 bytes (+0.50%) | +148 bytes |
1 | 49038 bytes | +321 bytes (+0.66%) | +227 bytes |
2 | 49040 bytes | +323 bytes (+0.66%) | +229 bytes |
3 | 48960 bytes | +243 bytes (+0.50%) | +149 bytes |
4 | 48966 bytes | +249 bytes (+0.51%) | +155 bytes |
5 | 48871 bytes | +154 bytes (+0.32%) | +60 bytes |
6 | 48811 bytes | +94 bytes (+0.19%) | – |
7 | 48826 bytes | +109 bytes (+0.22%) | +15 bytes |
8 | 48832 bytes | +115 bytes (+0.24%) | +21 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39015 bytes | -9702 bytes (-19.92%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 41394 bytes | -7323 bytes (-15.03%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 42104 bytes | -6613 bytes (-13.57%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 44104 bytes | -4613 bytes (-9.47%) |
LZMA2 (Wikipedia) | xz | xz -9 | 44796 bytes | -3921 bytes (-8.05%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 46681 bytes | -2036 bytes (-4.18%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 47199 bytes | -1518 bytes (-3.12%) |