Boot |
24523 bytes (23.9k)
|
CDN |
Baidu |
22103 bytes (21.6k)
|
CDN |
cdnjs |
22044 bytes (21.5k)
|
CDN |
gzip -6 (default) |
21936 bytes (21.4k)
|
local copy |
gzip -9 |
21897 bytes (21.4k)
|
local copy |
libdeflate -12 |
21294 bytes (20.8k)
|
local copy |
7zip -mx=9 -tgzip |
21040 bytes (20.5k)
|
local copy |
zultra |
20962 bytes (20.5k)
|
local copy |
kzip -s0 -rn -b4 |
20926 bytes (20.4k)
|
local copy |
pigz -11 -n |
20912 bytes (20.4k)
|
local copy |
Zopfli |
20896 bytes (20.4k)
|
local copy |
Zopfli (defluff) |
20895 bytes (20.4k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 256 | --mls256 |
block splitting recursion | 11 | --bsr11 |
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 | 24523 bytes | f320e526b50a0ef14dc54b1cb93ed038 | March 18, 2015 @ 10:01 |
cdnjs | 22044 bytes | f320e526b50a0ef14dc54b1cb93ed038 | March 28, 2014 @ 14:15 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 22103 bytes | b773b6a291577d200afed61f6ca37f3e | only whitespaces differ | June 5, 2014 @ 10:05 |
Size | Improvement | Parameters | Found |
---|---|---|---|
20896 bytes | -1 byte | zopfli --i100000 --mls256 --bsr11 --lazy --ohh | November 26, 2015 @ 10:58 |
20897 bytes | -2 bytes | zopfli --i10000 --mls256 --bsr11 --lazy --ohh | September 24, 2015 @ 10:25 |
20899 bytes | -1 byte | zopfli --i1000 --mls256 --bsr11 --lazy --ohh | September 17, 2015 @ 05:51 |
20900 bytes | -2 bytes | zopfli --i1000 --mls8192 --bsr8 --lazy --ohh | September 7, 2015 @ 22:38 |
20902 bytes | -1 byte | zopfli --i1000 --mls512 --bsr10 --lazy --ohh | September 7, 2015 @ 22:35 |
20903 bytes | – | zopfli --i100 --mls512 --bsr14 --lazy --ohh | September 7, 2015 @ 16:16 |
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 | 20932 | 20933 | 20933 | 20932 | 20928 | 20929 | 20932 | 20929 | 20930 | 20930 | 20922 | 20930 | 20914 | 20933 | 20958 |
4 | 20906 | 20905 | 20904 | 20906 | 20906 | 20905 | 20904 | 20906 | 20900 | 20912 | 20915 | 20906 | 20915 | 20927 | 20924 |
6 | 20908 | 20905 | 20907 | 20903 | 20900 | 20898 | 20930 | 20898 | 20899 | 20901 | 20899 | 20909 | 20922 | 20942 | 20932 |
7 | 20922 | 20902 | 20919 | 20921 | 20902 | 20899 | 20900 | 20898 | 20899 | 20920 | 20902 | 20904 | 20900 | 20937 | 20928 |
8 | 20898 | 20898 | 20900 | 20899 | 20898 | 20899 | 20900 | 20898 | 20906 | 20903 | 20899 | 20901 | 20899 | 20924 | 20920 |
9 | 20896 | 20903 | 20899 | 20905 | 20901 | 20899 | 20900 | 20900 | 20902 | 20901 | 20904 | 20901 | 20917 | 20923 | 20916 |
10 | 20896 | 20898 | 20898 | 20899 | 20900 | 20898 | 20900 | 20900 | 20898 | 20901 | 20901 | 20926 | 20899 | 20924 | 20913 |
11 | 20898 | 20899 | 20898 | 20900 | 20899 | 20898 | 20899 | 20896 | 20899 | 20902 | 20900 | 20903 | 20901 | 20926 | 20916 |
12 | 20898 | 20898 | 20898 | 20899 | 20899 | 20898 | 20901 | 20901 | 20904 | 20901 | 20900 | 20902 | 20899 | 20927 | 20913 |
13 | 20900 | 20899 | 20901 | 20900 | 20899 | 20900 | 20904 | 20901 | 20904 | 20904 | 20903 | 20901 | 20900 | 20924 | 20913 |
14 | 20906 | 20907 | 20908 | 20899 | 20898 | 20898 | 20901 | 20900 | 20898 | 20902 | 20901 | 20901 | 20899 | 20917 | 20930 |
15 | 20898 | 20896 | 20901 | 20899 | 20898 | 20899 | 20900 | 20898 | 20896 | 20899 | 20901 | 20901 | 20900 | 20917 | 20919 |
16 | 20898 | 20899 | 20898 | 20900 | 20899 | 20904 | 20907 | 20903 | 20903 | 20901 | 20902 | 20925 | 20901 | 20923 | 20915 |
17 | 20896 | 20896 | 20901 | 20899 | 20898 | 20902 | 20901 | 20901 | 20899 | 20900 | 20902 | 20901 | 20900 | 20925 | 20915 |
18 | 20896 | 20898 | 20900 | 20898 | 20900 | 20899 | 20901 | 20902 | 20900 | 20903 | 20914 | 20900 | 20899 | 20931 | 20917 |
19 | 20898 | 20899 | 20898 | 20899 | 20898 | 20902 | 20904 | 20902 | 20898 | 20901 | 20901 | 20900 | 20900 | 20924 | 20935 |
20 | 20898 | 20896 | 20899 | 20900 | 20900 | 20899 | 20901 | 20902 | 20900 | 20899 | 20903 | 20899 | 20925 | 20916 | 20915 |
21 | 20903 | 20903 | 20904 | 20900 | 20901 | 20899 | 20902 | 20902 | 20900 | 20902 | 20899 | 20900 | 20924 | 20926 | 20915 |
22 | 20909 | 20899 | 20899 | 20913 | 20902 | 20899 | 20902 | 20903 | 20898 | 20902 | 20902 | 20902 | 20900 | 20925 | 20913 |
23 | 20898 | 20899 | 20898 | 20902 | 20900 | 20898 | 20900 | 20899 | 20899 | 20900 | 20901 | 20900 | 20916 | 20924 | 20916 |
25 | 20898 | 20898 | 20899 | 20916 | 20898 | 20899 | 20902 | 20901 | 20899 | 20901 | 20900 | 20900 | 20908 | 20924 | 20916 |
30 | 20898 | 20896 | 20901 | 20900 | 20899 | 20900 | 20901 | 20897 | 20898 | 20901 | 20902 | 20901 | 20900 | 20924 | 20915 |
40 | 20899 | 20901 | 20900 | 20899 | 20898 | 20899 | 20902 | 20902 | 20899 | 20900 | 20902 | 20901 | 20900 | 20924 | 20915 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 20903 bytes | – | 100% |
1,000 | 20899 bytes | -4 bytes | 100% |
10,000 | 20897 bytes | -2 bytes | 100% |
100,000 | 20896 bytes | -1 byte | 3.19% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 20977 bytes | +81 bytes (+0.39%) | +51 bytes |
1 | 21376 bytes | +480 bytes (+2.30%) | +450 bytes |
2 | 20977 bytes | +81 bytes (+0.39%) | +51 bytes |
3 | 20992 bytes | +96 bytes (+0.46%) | +66 bytes |
4 | 20926 bytes | +30 bytes (+0.14%) | – |
5 | 20947 bytes | +51 bytes (+0.24%) | +21 bytes |
6 | 20988 bytes | +92 bytes (+0.44%) | +62 bytes |
7 | 21019 bytes | +123 bytes (+0.59%) | +93 bytes |
8 | 21048 bytes | +152 bytes (+0.73%) | +122 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 18498 bytes | -2398 bytes (-11.48%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 18872 bytes | -2024 bytes (-9.69%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 19383 bytes | -1513 bytes (-7.24%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 19717 bytes | -1179 bytes (-5.64%) |
LZMA2 (Wikipedia) | xz | xz -9 | 20572 bytes | -324 bytes (-1.55%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 21148 bytes | +252 bytes (+1.21%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 21167 bytes | +271 bytes (+1.30%) |