Boot |
63385 bytes (61.9k)
|
CDN |
cdnjs |
54929 bytes (53.6k)
|
CDN |
gzip -6 (default) |
54689 bytes (53.4k)
|
local copy |
gzip -9 |
54634 bytes (53.4k)
|
local copy |
jsdelivr |
54603 bytes (53.3k)
|
CDN |
7zip -mx=9 -tgzip |
52042 bytes (50.8k)
|
local copy |
libdeflate -12 |
52041 bytes (50.8k)
|
local copy |
zultra |
52017 bytes (50.8k)
|
local copy |
pigz -11 -n |
52000 bytes (50.8k)
|
local copy |
kzip -s0 -rn -b1 |
51993 bytes (50.8k)
|
local copy |
Zopfli |
51826 bytes (50.6k)
|
local copy |
Zopfli (defluff) |
51825 bytes (50.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 4 | --bsr4 |
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 | 63385 bytes | 67b90c46c842c4d23b095cedf6f80ad8 | March 19, 2015 @ 15:42 |
cdnjs | 54929 bytes | 67b90c46c842c4d23b095cedf6f80ad8 | February 8, 2015 @ 14:45 |
jsdelivr | 54603 bytes | 67b90c46c842c4d23b095cedf6f80ad8 | August 7, 2014 @ 19:16 |
Size | Improvement | Parameters | Found |
---|---|---|---|
51826 bytes | -3 bytes | zopfli --i1000000 --mls4 --bsr4 --lazy --ohh | January 30, 2020 @ 21:13 |
51829 bytes | -1 byte | zopfli --i100000 --mls4 --bsr4 --lazy --ohh | December 3, 2015 @ 19:21 |
51830 bytes | -4 bytes | zopfli --i100000 --mls8 --bsr12 --lazy --ohh | December 3, 2015 @ 16:47 |
51834 bytes | -1 byte | zopfli --i10000 --mls8 --bsr12 --lazy --ohh | October 13, 2015 @ 18:25 |
51835 bytes | -2 bytes | zopfli --i10000 --mls8 --bsr30 --lazy --ohh | September 24, 2015 @ 14:13 |
51837 bytes | -1 byte | zopfli --i1000 --mls8 --bsr30 --lazy --ohh | September 24, 2015 @ 13:26 |
51838 bytes | -5 bytes | zopfli --i1000 --mls8 --bsr12 --lazy --ohh | September 19, 2015 @ 05:43 |
51843 bytes | – | zopfli --i100 --mls8 --bsr12 --lazy --ohh | September 18, 2015 @ 16:24 |
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 | 51909 | 51908 | 51908 | 51905 | 51908 | 51910 | 51907 | 51906 | 51916 | 51931 | 51926 | 51922 | 51922 | 51926 | 51946 |
4 | 51846 | 51826 | 51858 | 51910 | 51910 | 51907 | 51911 | 51908 | 51908 | 51912 | 51919 | 51917 | 51903 | 51904 | 51893 |
6 | 51860 | 51863 | 51852 | 51917 | 51906 | 51910 | 51909 | 51909 | 51907 | 51907 | 51920 | 51923 | 51911 | 51914 | 51903 |
7 | 51848 | 51903 | 51846 | 51908 | 51907 | 51906 | 51908 | 51909 | 51908 | 51917 | 51912 | 51916 | 51911 | 51904 | 51900 |
8 | 51856 | 51856 | 51909 | 51909 | 51901 | 51901 | 51909 | 51909 | 51917 | 51904 | 51903 | 51903 | 51911 | 51899 | 51914 |
9 | 51859 | 51855 | 51908 | 51909 | 51899 | 51900 | 51906 | 51907 | 51914 | 51918 | 51915 | 51918 | 51919 | 51895 | 51908 |
10 | 51857 | 51870 | 51843 | 51909 | 51907 | 51901 | 51906 | 51907 | 51909 | 51903 | 51904 | 51912 | 51910 | 51905 | 51904 |
11 | 51846 | 51854 | 51841 | 51915 | 51906 | 51901 | 51908 | 51911 | 51914 | 51906 | 51913 | 51918 | 51911 | 51915 | 51898 |
12 | 51858 | 51861 | 51830 | 51916 | 51901 | 51902 | 51908 | 51910 | 51909 | 51899 | 51903 | 51924 | 51912 | 51898 | 51899 |
13 | 51857 | 51846 | 51859 | 51908 | 51901 | 51901 | 51909 | 51910 | 51914 | 51913 | 51917 | 51917 | 51920 | 51903 | 51906 |
14 | 51857 | 51849 | 51908 | 51921 | 51905 | 51901 | 51908 | 51910 | 51911 | 51896 | 51910 | 51921 | 51911 | 51904 | 51898 |
15 | 51853 | 51860 | 51846 | 51907 | 51907 | 51902 | 51908 | 51910 | 51907 | 51899 | 51917 | 51919 | 51910 | 51895 | 51897 |
16 | 51853 | 51859 | 51844 | 51906 | 51902 | 51907 | 51911 | 51911 | 51911 | 51903 | 51914 | 51920 | 51919 | 51898 | 51905 |
17 | 51856 | 51858 | 51906 | 51921 | 51901 | 51906 | 51909 | 51901 | 51912 | 51906 | 51916 | 51917 | 51910 | 51896 | 51895 |
18 | 51857 | 51858 | 51918 | 51918 | 51902 | 51906 | 51908 | 51911 | 51911 | 51903 | 51909 | 51918 | 51925 | 51896 | 51898 |
19 | 51845 | 51865 | 51910 | 51917 | 51903 | 51901 | 51908 | 51909 | 51916 | 51916 | 51904 | 51901 | 51911 | 51898 | 51900 |
20 | 51855 | 51862 | 51910 | 51917 | 51903 | 51901 | 51908 | 51911 | 51906 | 51898 | 51912 | 51917 | 51910 | 51897 | 51900 |
21 | 51841 | 51857 | 51844 | 51907 | 51905 | 51901 | 51906 | 51909 | 51913 | 51897 | 51912 | 51917 | 51910 | 51900 | 51897 |
22 | 51849 | 51851 | 51906 | 51907 | 51902 | 51906 | 51908 | 51909 | 51912 | 51902 | 51903 | 51907 | 51910 | 51897 | 51903 |
23 | 51849 | 51860 | 51845 | 51917 | 51904 | 51908 | 51909 | 51907 | 51907 | 51903 | 51916 | 51919 | 51910 | 51903 | 51904 |
25 | 51853 | 51914 | 51908 | 51916 | 51900 | 51904 | 51908 | 51907 | 51912 | 51910 | 51912 | 51918 | 51919 | 51899 | 51899 |
30 | 51854 | 51856 | 51830 | 51907 | 51905 | 51901 | 51906 | 51909 | 51910 | 51916 | 51906 | 51908 | 51910 | 51901 | 51913 |
40 | 51842 | 51853 | 51847 | 51909 | 51900 | 51908 | 51908 | 51909 | 51908 | 51904 | 51920 | 51918 | 51913 | 51900 | 51906 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 51843 bytes | – | 100% |
1,000 | 51837 bytes | -6 bytes | 100% |
10,000 | 51834 bytes | -3 bytes | 100% |
100,000 | 51829 bytes | -5 bytes | 0.87% |
1,000,000 | 51826 bytes | -3 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52048 bytes | +222 bytes (+0.43%) | +55 bytes |
1 | 51993 bytes | +167 bytes (+0.32%) | – |
2 | 52005 bytes | +179 bytes (+0.35%) | +12 bytes |
3 | 52047 bytes | +221 bytes (+0.43%) | +54 bytes |
4 | 52070 bytes | +244 bytes (+0.47%) | +77 bytes |
5 | 52086 bytes | +260 bytes (+0.50%) | +93 bytes |
6 | 52128 bytes | +302 bytes (+0.58%) | +135 bytes |
7 | 52137 bytes | +311 bytes (+0.60%) | +144 bytes |
8 | 52143 bytes | +317 bytes (+0.61%) | +150 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38015 bytes | -13811 bytes (-26.65%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 45087 bytes | -6739 bytes (-13.00%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 46481 bytes | -5345 bytes (-10.31%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 47562 bytes | -4264 bytes (-8.23%) |
LZMA2 (Wikipedia) | xz | xz -9 | 48700 bytes | -3126 bytes (-6.03%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 50085 bytes | -1741 bytes (-3.36%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 50171 bytes | -1655 bytes (-3.19%) |