Boot |
36000 bytes (35.2k)
|
CDN |
Baidu |
31478 bytes (30.7k)
|
CDN |
cdnjs |
31470 bytes (30.7k)
|
CDN |
gzip -6 (default) |
31377 bytes (30.6k)
|
local copy |
gzip -9 |
31338 bytes (30.6k)
|
local copy |
Yandex |
31323 bytes (30.6k)
|
CDN |
7zip -mx=9 -tgzip |
29924 bytes (29.2k)
|
local copy |
libdeflate -12 |
29906 bytes (29.2k)
|
local copy |
kzip -s0 -rn -b3 |
29898 bytes (29.2k)
|
local copy |
zultra |
29885 bytes (29.2k)
|
local copy |
pigz -11 -n |
29857 bytes (29.2k)
|
local copy |
Zopfli |
29791 bytes (29.1k)
|
local copy |
Zopfli (defluff) |
29790 bytes (29.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
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 | 36000 bytes | 04279dcba13331b5c49a1cc1445e714f | March 19, 2015 @ 15:32 |
cdnjs | 31470 bytes | 04279dcba13331b5c49a1cc1445e714f | February 8, 2015 @ 14:45 |
Yandex | 31323 bytes | 04279dcba13331b5c49a1cc1445e714f | June 20, 2013 @ 11:59 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 31478 bytes | ab38681f1e5da0c4b4efa8a53b5e163f | only whitespaces differ | January 7, 2015 @ 10:16 |
Size | Improvement | Parameters | Found |
---|---|---|---|
29791 bytes | -1 byte | zopfli --i1000000 --mls8 --bsr30 --lazy --ohh | February 27, 2020 @ 18:14 |
29792 bytes | -3 bytes | zopfli --i100000 --mls8 --bsr30 --lazy --ohh | September 25, 2015 @ 23:45 |
29795 bytes | -2 bytes | zopfli --i10000 --mls8 --bsr30 --lazy --ohh | September 25, 2015 @ 09:39 |
29797 bytes | -3 bytes | zopfli --i1000 --mls8 --bsr30 --lazy --ohh | September 24, 2015 @ 21:06 |
29800 bytes | -1 byte | zopfli --i1000 --mls8 --bsr14 --lazy --ohh | September 20, 2015 @ 05:38 |
29801 bytes | -3 bytes | zopfli --i1000 --mls8 --bsr16 --lazy --ohh | September 20, 2015 @ 05:29 |
29804 bytes | – | zopfli --i100 --mls8 --bsr14 --lazy --ohh | September 18, 2015 @ 16:04 |
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 | 29832 | 29851 | 29842 | 29849 | 29845 | 29841 | 29864 | 29862 | 29865 | 29859 | 29859 | 29862 | 29872 | 29867 | 29858 |
4 | 29835 | 29836 | 29831 | 29836 | 29840 | 29844 | 29850 | 29854 | 29849 | 29854 | 29846 | 29852 | 29855 | 29862 | 29853 |
6 | 29853 | 29828 | 29854 | 29854 | 29847 | 29856 | 29821 | 29852 | 29850 | 29851 | 29849 | 29850 | 29861 | 29859 | 29859 |
7 | 29838 | 29815 | 29831 | 29833 | 29828 | 29842 | 29856 | 29846 | 29819 | 29855 | 29809 | 29867 | 29865 | 29863 | 29858 |
8 | 29819 | 29831 | 29808 | 29832 | 29839 | 29835 | 29827 | 29827 | 29834 | 29855 | 29852 | 29859 | 29867 | 29859 | 29859 |
9 | 29824 | 29833 | 29802 | 29830 | 29830 | 29837 | 29856 | 29849 | 29844 | 29850 | 29848 | 29852 | 29809 | 29859 | 29861 |
10 | 29817 | 29817 | 29806 | 29830 | 29833 | 29829 | 29856 | 29846 | 29809 | 29853 | 29855 | 29847 | 29854 | 29850 | 29848 |
11 | 29824 | 29830 | 29826 | 29833 | 29831 | 29836 | 29848 | 29846 | 29826 | 29850 | 29841 | 29856 | 29809 | 29850 | 29846 |
12 | 29823 | 29835 | 29806 | 29827 | 29827 | 29832 | 29840 | 29848 | 29819 | 29839 | 29842 | 29846 | 29859 | 29859 | 29860 |
13 | 29809 | 29830 | 29805 | 29828 | 29836 | 29807 | 29825 | 29849 | 29822 | 29839 | 29844 | 29853 | 29860 | 29859 | 29859 |
14 | 29799 | 29819 | 29794 | 29818 | 29817 | 29821 | 29807 | 29847 | 29810 | 29837 | 29842 | 29853 | 29806 | 29860 | 29861 |
15 | 29799 | 29825 | 29817 | 29816 | 29816 | 29831 | 29851 | 29839 | 29844 | 29838 | 29842 | 29854 | 29870 | 29864 | 29859 |
16 | 29821 | 29827 | 29793 | 29819 | 29831 | 29830 | 29841 | 29845 | 29814 | 29854 | 29847 | 29852 | 29862 | 29859 | 29859 |
17 | 29822 | 29826 | 29821 | 29833 | 29828 | 29839 | 29852 | 29847 | 29820 | 29852 | 29848 | 29859 | 29810 | 29860 | 29859 |
18 | 29827 | 29837 | 29836 | 29827 | 29828 | 29843 | 29853 | 29846 | 29810 | 29855 | 29850 | 29853 | 29867 | 29857 | 29859 |
19 | 29823 | 29834 | 29804 | 29819 | 29827 | 29838 | 29856 | 29846 | 29827 | 29852 | 29852 | 29859 | 29811 | 29847 | 29859 |
20 | 29834 | 29834 | 29806 | 29829 | 29827 | 29844 | 29855 | 29849 | 29812 | 29853 | 29813 | 29846 | 29868 | 29847 | 29853 |
21 | 29806 | 29830 | 29802 | 29803 | 29822 | 29834 | 29852 | 29840 | 29853 | 29851 | 29841 | 29844 | 29856 | 29851 | 29851 |
22 | 29829 | 29810 | 29811 | 29831 | 29826 | 29840 | 29807 | 29850 | 29830 | 29851 | 29841 | 29853 | 29802 | 29851 | 29859 |
23 | 29803 | 29837 | 29801 | 29824 | 29825 | 29834 | 29829 | 29846 | 29816 | 29851 | 29841 | 29856 | 29859 | 29849 | 29850 |
25 | 29833 | 29820 | 29807 | 29829 | 29834 | 29822 | 29840 | 29847 | 29813 | 29838 | 29842 | 29845 | 29856 | 29851 | 29859 |
30 | 29823 | 29826 | 29791 | 29820 | 29816 | 29830 | 29840 | 29849 | 29807 | 29837 | 29815 | 29854 | 29805 | 29858 | 29853 |
40 | 29805 | 29829 | 29801 | 29833 | 29826 | 29843 | 29841 | 29846 | 29820 | 29839 | 29805 | 29856 | 29860 | 29852 | 29859 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 29804 bytes | – | 100% |
1,000 | 29797 bytes | -7 bytes | 100% |
10,000 | 29795 bytes | -2 bytes | 100% |
100,000 | 29792 bytes | -3 bytes | 0.87% |
1,000,000 | 29791 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 29901 bytes | +110 bytes (+0.37%) | +3 bytes |
1 | 29904 bytes | +113 bytes (+0.38%) | +6 bytes |
2 | 29945 bytes | +154 bytes (+0.52%) | +47 bytes |
3 | 29898 bytes | +107 bytes (+0.36%) | – |
4 | 29940 bytes | +149 bytes (+0.50%) | +42 bytes |
5 | 29932 bytes | +141 bytes (+0.47%) | +34 bytes |
6 | 29939 bytes | +148 bytes (+0.50%) | +41 bytes |
7 | 29921 bytes | +130 bytes (+0.44%) | +23 bytes |
8 | 29964 bytes | +173 bytes (+0.58%) | +66 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23480 bytes | -6311 bytes (-21.18%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 26437 bytes | -3354 bytes (-11.26%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 27442 bytes | -2349 bytes (-7.88%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 27502 bytes | -2289 bytes (-7.68%) |
LZMA2 (Wikipedia) | xz | xz -9 | 28444 bytes | -1347 bytes (-4.52%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29249 bytes | -542 bytes (-1.82%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 29311 bytes | -480 bytes (-1.61%) |