Boot |
57319 bytes (56.0k)
|
CDN |
Baidu |
50284 bytes (49.1k)
|
CDN |
cdnjs |
50272 bytes (49.1k)
|
CDN |
unpkg |
49891 bytes (48.7k)
|
CDN |
gzip -6 (default) |
49861 bytes (48.7k)
|
local copy |
gzip -9 |
49693 bytes (48.5k)
|
local copy |
zultra |
48102 bytes (47.0k)
|
local copy |
libdeflate -12 |
48084 bytes (47.0k)
|
local copy |
7zip -mx=9 -tgzip |
48032 bytes (46.9k)
|
local copy |
pigz -11 -n |
47850 bytes (46.7k)
|
local copy |
kzip -s0 -rn -b5 |
47838 bytes (46.7k)
|
local copy |
Zopfli |
47708 bytes (46.6k)
|
local copy |
Zopfli (defluff) |
47704 bytes (46.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 256 | --mls256 |
block splitting recursion | 30 | --bsr30 |
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 | 57319 bytes | a78cb1828eec044b0239e04930ed2b9e | (invalid) |
cdnjs | 50272 bytes | a78cb1828eec044b0239e04930ed2b9e | (invalid) |
unpkg | 49891 bytes | a78cb1828eec044b0239e04930ed2b9e | July 11, 2016 @ 16:31 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 50284 bytes | 5d9e0087f4d64bc002fe1e455615e3a1 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
47708 bytes | -3 bytes | zopfli --i100000 --mls256 --bsr30 --lazy --ohh | December 21, 2015 @ 18:46 |
47711 bytes | -5 bytes | zopfli --i10000 --mls256 --bsr30 --lazy --ohh | November 23, 2015 @ 17:48 |
47716 bytes | -2 bytes | zopfli --i10000 --mls256 --bsr40 --lazy --ohh | October 14, 2015 @ 02:41 |
47718 bytes | -1 byte | zopfli --i1000 --mls256 --bsr30 --lazy --ohh | September 24, 2015 @ 20:08 |
47719 bytes | -3 bytes | zopfli --i10000 --mls256 --bsr25 --lazy --ohh | September 23, 2015 @ 20:20 |
47722 bytes | -3 bytes | zopfli --i1000 --mls256 --bsr25 --lazy --ohh | September 23, 2015 @ 07:38 |
47725 bytes | -3 bytes | zopfli --i1000 --mls256 --bsr14 --lazy --ohh | September 19, 2015 @ 20:11 |
47728 bytes | -16 bytes | zopfli --i1000 --mls256 --bsr15 --lazy --ohh | September 19, 2015 @ 20:08 |
47744 bytes | -1 byte | zopfli --i1000 --mls64 --bsr20 --lazy --ohh | September 19, 2015 @ 20:03 |
47745 bytes | – | zopfli --i100 --mls256 --bsr14 --lazy --ohh | September 18, 2015 @ 20:13 |
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 | 47843 | 47844 | 47900 | 47942 | 47943 | 47884 | 47860 | 47888 | 47900 | 47908 | 47864 | 48021 | 48022 | 47865 | 48009 |
4 | 47730 | 47763 | 47851 | 47769 | 47830 | 47777 | 47803 | 47824 | 47766 | 47878 | 47802 | 47798 | 48014 | 47859 | 48007 |
6 | 47749 | 47766 | 47823 | 47807 | 47782 | 47803 | 47809 | 47788 | 47821 | 47760 | 47777 | 47768 | 48008 | 47763 | 47855 |
7 | 47798 | 47753 | 47793 | 47815 | 47790 | 47759 | 47758 | 47731 | 47763 | 47759 | 47773 | 47759 | 47988 | 47758 | 47855 |
8 | 47756 | 47793 | 47800 | 47753 | 47816 | 47771 | 47766 | 47789 | 47799 | 47864 | 47865 | 47857 | 48003 | 47854 | 47863 |
9 | 47771 | 47733 | 47825 | 47744 | 47828 | 47743 | 47837 | 47742 | 47765 | 47768 | 47780 | 47771 | 48003 | 47832 | 47852 |
10 | 47755 | 47779 | 47788 | 47780 | 47802 | 47761 | 47845 | 47734 | 47749 | 47760 | 47777 | 47771 | 48007 | 47757 | 47858 |
11 | 47791 | 47729 | 47796 | 47821 | 47767 | 47740 | 47783 | 47822 | 47745 | 47768 | 47771 | 47767 | 48014 | 47756 | 47847 |
12 | 47783 | 47781 | 47851 | 47809 | 47751 | 47755 | 47800 | 47803 | 47761 | 47762 | 47773 | 47766 | 47991 | 47764 | 47840 |
13 | 47767 | 47801 | 47822 | 47802 | 47801 | 47805 | 47781 | 47786 | 47758 | 47853 | 47772 | 47765 | 47989 | 47745 | 47855 |
14 | 47773 | 47758 | 47826 | 47755 | 47802 | 47743 | 47781 | 47719 | 47764 | 47764 | 47781 | 47769 | 47996 | 47747 | 47844 |
15 | 47757 | 47748 | 47803 | 47815 | 47814 | 47760 | 47804 | 47724 | 47791 | 47758 | 47774 | 47762 | 48011 | 47760 | 47848 |
16 | 47803 | 47758 | 47783 | 47748 | 47826 | 47746 | 47819 | 47787 | 47740 | 47760 | 47774 | 47763 | 47992 | 47762 | 47847 |
17 | 47788 | 47800 | 47796 | 47741 | 47762 | 47792 | 47805 | 47826 | 47824 | 47738 | 47774 | 47765 | 47997 | 48013 | 47835 |
18 | 47797 | 47817 | 47755 | 47805 | 47802 | 47743 | 47822 | 47726 | 47739 | 47766 | 47773 | 47762 | 48013 | 47742 | 47850 |
19 | 47795 | 47774 | 47825 | 47810 | 47802 | 47792 | 47809 | 47723 | 47765 | 47765 | 47774 | 47767 | 47991 | 47804 | 47841 |
20 | 47841 | 47830 | 47760 | 47818 | 47838 | 47738 | 47779 | 47730 | 47783 | 47749 | 47774 | 47773 | 47988 | 47762 | 47843 |
21 | 47799 | 47736 | 47740 | 47822 | 47736 | 47803 | 47776 | 47746 | 47751 | 47767 | 47777 | 47766 | 47987 | 47755 | 47844 |
22 | 47797 | 47782 | 47792 | 47809 | 47815 | 47742 | 47821 | 47750 | 47743 | 47766 | 47766 | 47761 | 47992 | 47745 | 47855 |
23 | 47742 | 47792 | 47821 | 47809 | 47796 | 47800 | 47776 | 47728 | 47772 | 47776 | 47776 | 47764 | 48002 | 47748 | 47848 |
25 | 47799 | 47749 | 47796 | 47807 | 47789 | 47774 | 47789 | 47719 | 47734 | 47841 | 47774 | 47759 | 48008 | 47853 | 47841 |
30 | 47793 | 47757 | 47820 | 47803 | 47801 | 47743 | 47804 | 47708 | 47765 | 47734 | 47775 | 47757 | 48013 | 47740 | 47846 |
40 | 47760 | 47774 | 47789 | 47803 | 47801 | 47802 | 47806 | 47710 | 47735 | 47770 | 47795 | 47767 | 48003 | 47759 | 47851 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 47738 bytes | – | 100% |
1,000 | 47718 bytes | -20 bytes | 100% |
10,000 | 47711 bytes | -7 bytes | 100% |
100,000 | 47708 bytes | -3 bytes | 0.58% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 47964 bytes | +256 bytes (+0.54%) | +126 bytes |
1 | 48046 bytes | +338 bytes (+0.71%) | +208 bytes |
2 | 48048 bytes | +340 bytes (+0.71%) | +210 bytes |
3 | 47963 bytes | +255 bytes (+0.53%) | +125 bytes |
4 | 47972 bytes | +264 bytes (+0.55%) | +134 bytes |
5 | 47838 bytes | +130 bytes (+0.27%) | – |
6 | 47859 bytes | +151 bytes (+0.32%) | +21 bytes |
7 | 47848 bytes | +140 bytes (+0.29%) | +10 bytes |
8 | 47855 bytes | +147 bytes (+0.31%) | +17 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38304 bytes | -9404 bytes (-19.71%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 40519 bytes | -7189 bytes (-15.07%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 41220 bytes | -6488 bytes (-13.60%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 43211 bytes | -4497 bytes (-9.43%) |
LZMA2 (Wikipedia) | xz | xz -9 | 43944 bytes | -3764 bytes (-7.89%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 45737 bytes | -1971 bytes (-4.13%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 46259 bytes | -1449 bytes (-3.04%) |