Boot |
63370 bytes (61.9k)
|
CDN |
cdnjs |
54921 bytes (53.6k)
|
CDN |
gzip -6 (default) |
54681 bytes (53.4k)
|
local copy |
gzip -9 |
54624 bytes (53.3k)
|
local copy |
jsdelivr |
54594 bytes (53.3k)
|
CDN |
7zip -mx=9 -tgzip |
52032 bytes (50.8k)
|
local copy |
libdeflate -12 |
52029 bytes (50.8k)
|
local copy |
zultra |
52007 bytes (50.8k)
|
local copy |
pigz -11 -n |
51989 bytes (50.8k)
|
local copy |
kzip -s0 -rn -b1 |
51983 bytes (50.8k)
|
local copy |
Zopfli |
51817 bytes (50.6k)
|
local copy |
Zopfli (defluff) |
51815 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 | 63370 bytes | 0c560e1d33b8fba04b506ecac0374acb | March 19, 2015 @ 15:41 |
cdnjs | 54921 bytes | 0c560e1d33b8fba04b506ecac0374acb | February 8, 2015 @ 14:45 |
jsdelivr | 54594 bytes | 0c560e1d33b8fba04b506ecac0374acb | August 7, 2014 @ 19:16 |
Size | Improvement | Parameters | Found |
---|---|---|---|
51817 bytes | -2 bytes | zopfli --i1000000 --mls4 --bsr4 --lazy --ohh | January 30, 2020 @ 21:08 |
51819 bytes | -5 bytes | zopfli --i100000 --mls4 --bsr4 --lazy --ohh | December 3, 2015 @ 17:11 |
51824 bytes | -3 bytes | zopfli --i100000 --mls2 --bsr20 --lazy --ohh | December 3, 2015 @ 16:07 |
51827 bytes | -1 byte | zopfli --i10000 --mls2 --bsr20 --lazy --ohh | October 14, 2015 @ 00:07 |
51828 bytes | -2 bytes | zopfli --i10000 --mls4 --bsr4 --lazy --ohh | October 13, 2015 @ 18:48 |
51830 bytes | -5 bytes | zopfli --i1000 --mls4 --bsr4 --lazy --ohh | September 21, 2015 @ 17:53 |
51835 bytes | – | zopfli --i100 --mls4 --bsr4 --lazy --ohh | September 21, 2015 @ 13:37 |
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 | 51898 | 51898 | 51895 | 51895 | 51898 | 51899 | 51897 | 51897 | 51911 | 51920 | 51915 | 51916 | 51912 | 51916 | 51935 |
4 | 51828 | 51817 | 51851 | 51902 | 51901 | 51896 | 51898 | 51902 | 51898 | 51902 | 51909 | 51908 | 51892 | 51894 | 51886 |
6 | 51848 | 51847 | 51842 | 51907 | 51897 | 51898 | 51899 | 51899 | 51896 | 51897 | 51915 | 51913 | 51902 | 51904 | 51889 |
7 | 51843 | 51894 | 51836 | 51899 | 51897 | 51897 | 51898 | 51899 | 51897 | 51908 | 51906 | 51909 | 51901 | 51892 | 51890 |
8 | 51847 | 51835 | 51898 | 51899 | 51894 | 51891 | 51897 | 51899 | 51907 | 51894 | 51893 | 51892 | 51901 | 51896 | 51904 |
9 | 51849 | 51835 | 51898 | 51900 | 51891 | 51890 | 51898 | 51901 | 51904 | 51907 | 51908 | 51911 | 51909 | 51894 | 51898 |
10 | 51843 | 51855 | 51835 | 51899 | 51897 | 51891 | 51898 | 51902 | 51899 | 51893 | 51896 | 51906 | 51902 | 51894 | 51894 |
11 | 51835 | 51837 | 51836 | 51905 | 51897 | 51891 | 51897 | 51903 | 51904 | 51899 | 51900 | 51908 | 51904 | 51912 | 51887 |
12 | 51847 | 51849 | 51835 | 51906 | 51890 | 51892 | 51897 | 51900 | 51899 | 51888 | 51897 | 51916 | 51906 | 51888 | 51889 |
13 | 51846 | 51836 | 51835 | 51899 | 51893 | 51891 | 51899 | 51899 | 51904 | 51904 | 51910 | 51910 | 51906 | 51892 | 51896 |
14 | 51849 | 51837 | 51834 | 51912 | 51895 | 51890 | 51897 | 51899 | 51905 | 51886 | 51902 | 51908 | 51902 | 51895 | 51890 |
15 | 51832 | 51843 | 51836 | 51898 | 51897 | 51892 | 51899 | 51899 | 51897 | 51889 | 51907 | 51909 | 51904 | 51892 | 51887 |
16 | 51842 | 51849 | 51836 | 51897 | 51892 | 51897 | 51904 | 51902 | 51904 | 51893 | 51908 | 51910 | 51906 | 51891 | 51897 |
17 | 51835 | 51849 | 51896 | 51911 | 51895 | 51896 | 51898 | 51891 | 51902 | 51895 | 51906 | 51908 | 51902 | 51888 | 51888 |
18 | 51835 | 51847 | 51907 | 51908 | 51892 | 51897 | 51899 | 51903 | 51901 | 51893 | 51901 | 51909 | 51915 | 51887 | 51886 |
19 | 51838 | 51856 | 51899 | 51907 | 51891 | 51891 | 51899 | 51899 | 51906 | 51892 | 51896 | 51902 | 51902 | 51887 | 51891 |
20 | 51824 | 51851 | 51900 | 51907 | 51891 | 51891 | 51897 | 51903 | 51899 | 51889 | 51905 | 51910 | 51902 | 51895 | 51887 |
21 | 51827 | 51836 | 51836 | 51897 | 51893 | 51891 | 51898 | 51899 | 51900 | 51887 | 51906 | 51908 | 51907 | 51890 | 51889 |
22 | 51834 | 51835 | 51897 | 51897 | 51890 | 51897 | 51897 | 51899 | 51901 | 51894 | 51894 | 51898 | 51901 | 51902 | 51895 |
23 | 51836 | 51847 | 51898 | 51907 | 51894 | 51898 | 51898 | 51898 | 51900 | 51892 | 51907 | 51912 | 51902 | 51892 | 51893 |
25 | 51845 | 51849 | 51897 | 51907 | 51893 | 51897 | 51897 | 51899 | 51901 | 51900 | 51903 | 51909 | 51909 | 51894 | 51889 |
30 | 51838 | 51835 | 51834 | 51897 | 51896 | 51891 | 51896 | 51899 | 51903 | 51907 | 51894 | 51899 | 51902 | 51896 | 51905 |
40 | 51829 | 51851 | 51837 | 51899 | 51891 | 51898 | 51897 | 51901 | 51897 | 51894 | 51910 | 51909 | 51904 | 51890 | 51896 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 51835 bytes | – | 100% |
1,000 | 51830 bytes | -5 bytes | 100% |
10,000 | 51827 bytes | -3 bytes | 100% |
100,000 | 51819 bytes | -8 bytes | 1.45% |
1,000,000 | 51817 bytes | -2 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52034 bytes | +217 bytes (+0.42%) | +51 bytes |
1 | 51983 bytes | +166 bytes (+0.32%) | – |
2 | 51998 bytes | +181 bytes (+0.35%) | +15 bytes |
3 | 52035 bytes | +218 bytes (+0.42%) | +52 bytes |
4 | 52055 bytes | +238 bytes (+0.46%) | +72 bytes |
5 | 52081 bytes | +264 bytes (+0.51%) | +98 bytes |
6 | 52115 bytes | +298 bytes (+0.58%) | +132 bytes |
7 | 52124 bytes | +307 bytes (+0.59%) | +141 bytes |
8 | 52134 bytes | +317 bytes (+0.61%) | +151 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38010 bytes | -13807 bytes (-26.65%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 45077 bytes | -6740 bytes (-13.01%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 46472 bytes | -5345 bytes (-10.32%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 47463 bytes | -4354 bytes (-8.40%) |
LZMA2 (Wikipedia) | xz | xz -9 | 48688 bytes | -3129 bytes (-6.04%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 50144 bytes | -1673 bytes (-3.23%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 50160 bytes | -1657 bytes (-3.20%) |