Boot |
25045 bytes (24.5k)
|
CDN |
cdnjs |
20928 bytes (20.4k)
|
CDN |
gzip -6 (default) |
20743 bytes (20.3k)
|
local copy |
gzip -9 |
20666 bytes (20.2k)
|
local copy |
7zip -mx=9 -tgzip |
19939 bytes (19.5k)
|
local copy |
libdeflate -12 |
19929 bytes (19.5k)
|
local copy |
zultra |
19912 bytes (19.4k)
|
local copy |
pigz -11 -n |
19891 bytes (19.4k)
|
local copy |
kzip -s0 -rn -b2 |
19880 bytes (19.4k)
|
local copy |
Zopfli |
19862 bytes (19.4k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 256 | --mls256 |
block splitting recursion | 13 | --bsr13 |
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 | 25045 bytes | 9e27d3999ef24d82c6ad274b9c0e4b0d | (invalid) |
cdnjs | 20928 bytes | 9e27d3999ef24d82c6ad274b9c0e4b0d | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
19862 bytes | -1 byte | zopfli --i100000 --mls256 --bsr13 --lazy --ohh | July 1, 2016 @ 14:48 |
19863 bytes | -1 byte | zopfli --i10000 --mls16 --bsr13 --lazy --ohh | June 30, 2016 @ 08:17 |
19864 bytes | -1 byte | zopfli --i1000 --mls256 --bsr13 --lazy --ohh | June 29, 2016 @ 17:15 |
19865 bytes | -1 byte | zopfli --i10000 --mls256 --bsr18 --lazy --ohh | June 29, 2016 @ 15:48 |
19866 bytes | -1 byte | zopfli --i1000 --mls256 --bsr18 --lazy --ohh | June 29, 2016 @ 15:29 |
19867 bytes | – | zopfli --i100 --mls256 --bsr18 --lazy --ohh | June 29, 2016 @ 13:14 |
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 | 19875 | 19876 | 19876 | 19874 | 19873 | 19867 | 19892 | 19866 | 19881 | 19880 | 19880 | 19880 | 19880 | 19879 | 19882 |
4 | 19874 | 19871 | 19873 | 19874 | 19869 | 19875 | 19886 | 19872 | 19886 | 19884 | 19867 | 19879 | 19880 | 19881 | 19881 |
6 | 19876 | 19868 | 19873 | 19869 | 19869 | 19872 | 19887 | 19869 | 19876 | 19885 | 19878 | 19879 | 19880 | 19884 | 19884 |
7 | 19868 | 19875 | 19876 | 19869 | 19868 | 19872 | 19888 | 19871 | 19865 | 19880 | 19879 | 19880 | 19878 | 19879 | 19879 |
8 | 19864 | 19865 | 19867 | 19874 | 19868 | 19870 | 19871 | 19872 | 19864 | 19879 | 19878 | 19878 | 19878 | 19879 | 19879 |
9 | 19866 | 19865 | 19865 | 19866 | 19866 | 19865 | 19865 | 19862 | 19866 | 19885 | 19878 | 19878 | 19880 | 19879 | 19880 |
10 | 19869 | 19870 | 19868 | 19868 | 19868 | 19866 | 19871 | 19870 | 19865 | 19879 | 19879 | 19878 | 19878 | 19879 | 19882 |
11 | 19868 | 19869 | 19869 | 19874 | 19872 | 19871 | 19872 | 19870 | 19864 | 19880 | 19878 | 19879 | 19879 | 19879 | 19880 |
12 | 19874 | 19869 | 19874 | 19870 | 19870 | 19876 | 19887 | 19874 | 19876 | 19885 | 19886 | 19879 | 19879 | 19879 | 19879 |
13 | 19872 | 19869 | 19868 | 19863 | 19865 | 19863 | 19865 | 19862 | 19864 | 19884 | 19878 | 19882 | 19883 | 19879 | 19880 |
14 | 19870 | 19871 | 19871 | 19871 | 19864 | 19866 | 19871 | 19865 | 19865 | 19879 | 19879 | 19878 | 19878 | 19879 | 19880 |
15 | 19868 | 19873 | 19874 | 19868 | 19868 | 19872 | 19872 | 19870 | 19865 | 19879 | 19879 | 19878 | 19878 | 19879 | 19880 |
16 | 19875 | 19875 | 19873 | 19875 | 19873 | 19869 | 19872 | 19871 | 19869 | 19878 | 19879 | 19878 | 19878 | 19879 | 19879 |
17 | 19867 | 19871 | 19867 | 19871 | 19874 | 19885 | 19879 | 19874 | 19864 | 19882 | 19879 | 19879 | 19878 | 19880 | 19883 |
18 | 19868 | 19868 | 19871 | 19864 | 19865 | 19865 | 19866 | 19865 | 19865 | 19883 | 19879 | 19879 | 19878 | 19879 | 19880 |
19 | 19867 | 19868 | 19868 | 19873 | 19869 | 19872 | 19884 | 19865 | 19864 | 19878 | 19878 | 19879 | 19878 | 19880 | 19879 |
20 | 19866 | 19866 | 19872 | 19875 | 19865 | 19874 | 19863 | 19864 | 19862 | 19880 | 19878 | 19878 | 19879 | 19879 | 19880 |
21 | 19874 | 19874 | 19874 | 19871 | 19868 | 19875 | 19872 | 19868 | 19864 | 19879 | 19879 | 19879 | 19878 | 19879 | 19880 |
22 | 19865 | 19866 | 19872 | 19871 | 19873 | 19875 | 19873 | 19873 | 19868 | 19883 | 19878 | 19878 | 19879 | 19880 | 19880 |
23 | 19874 | 19869 | 19874 | 19870 | 19868 | 19877 | 19871 | 19874 | 19866 | 19879 | 19878 | 19879 | 19879 | 19879 | 19879 |
25 | 19868 | 19868 | 19874 | 19870 | 19868 | 19871 | 19871 | 19874 | 19865 | 19885 | 19879 | 19878 | 19878 | 19879 | 19880 |
30 | 19868 | 19868 | 19865 | 19870 | 19864 | 19864 | 19865 | 19864 | 19865 | 19879 | 19879 | 19878 | 19879 | 19878 | 19879 |
40 | 19867 | 19867 | 19873 | 19865 | 19869 | 19864 | 19865 | 19864 | 19864 | 19879 | 19878 | 19879 | 19879 | 19879 | 19880 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 19867 bytes | – | 100% |
1,000 | 19864 bytes | -3 bytes | 100% |
10,000 | 19863 bytes | -1 byte | 100% |
100,000 | 19862 bytes | -1 byte | 1.74% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 19880 bytes | +18 bytes (+0.09%) | – |
1 | 19904 bytes | +42 bytes (+0.21%) | +24 bytes |
2 | 19880 bytes | +18 bytes (+0.09%) | – |
3 | 19929 bytes | +67 bytes (+0.34%) | +49 bytes |
4 | 19957 bytes | +95 bytes (+0.48%) | +77 bytes |
5 | 19992 bytes | +130 bytes (+0.65%) | +112 bytes |
6 | 20003 bytes | +141 bytes (+0.71%) | +123 bytes |
7 | 20036 bytes | +174 bytes (+0.88%) | +156 bytes |
8 | 20062 bytes | +200 bytes (+1.01%) | +182 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 16242 bytes | -3620 bytes (-18.23%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 16968 bytes | -2894 bytes (-14.57%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 17621 bytes | -2241 bytes (-11.28%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 18788 bytes | -1074 bytes (-5.41%) |
LZMA2 (Wikipedia) | xz | xz -9 | 19476 bytes | -386 bytes (-1.94%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 19536 bytes | -326 bytes (-1.64%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 19750 bytes | -112 bytes (-0.56%) |