Boot |
45800 bytes (44.7k)
|
CDN |
cdnjs |
40382 bytes (39.4k)
|
CDN |
gzip -6 (default) |
40158 bytes (39.2k)
|
local copy |
unpkg |
40133 bytes (39.2k)
|
CDN |
gzip -9 |
40101 bytes (39.2k)
|
local copy |
40088 bytes (39.1k)
|
CDN | |
7zip -mx=9 -tgzip |
38848 bytes (37.9k)
|
local copy |
kzip -s0 -rn -b1 |
38845 bytes (37.9k)
|
local copy |
zultra |
38845 bytes (37.9k)
|
local copy |
libdeflate -12 |
38842 bytes (37.9k)
|
local copy |
pigz -11 -n |
38811 bytes (37.9k)
|
local copy |
Zopfli |
38765 bytes (37.9k)
|
local copy |
Zopfli (defluff) |
38762 bytes (37.9k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
block splitting recursion | 7 | --bsr7 |
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 | 45800 bytes | 24aca2331a4f8c42491607fd363bb084 | October 12, 2016 @ 16:11 |
cdnjs | 40382 bytes | 24aca2331a4f8c42491607fd363bb084 | October 11, 2016 @ 20:02 |
unpkg | 40133 bytes | 24aca2331a4f8c42491607fd363bb084 | October 13, 2016 @ 10:55 |
40088 bytes | 24aca2331a4f8c42491607fd363bb084 | November 22, 2016 @ 20:39 |
Size | Improvement | Parameters | Found |
---|---|---|---|
38765 bytes | -2 bytes | zopfli --i100000 --mls64 --bsr7 --lazy --ohh | October 13, 2016 @ 13:45 |
38767 bytes | -3 bytes | zopfli --i10000 --mls64 --bsr7 --lazy --ohh | October 13, 2016 @ 13:08 |
38770 bytes | -13 bytes | zopfli --i1000 --mls64 --bsr7 --lazy --ohh | October 13, 2016 @ 12:34 |
38783 bytes | – | zopfli --i100 --mls64 --bsr7 --lazy --ohh | October 13, 2016 @ 11:23 |
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 | 38780 | 38781 | 38779 | 38781 | 38780 | 38783 | 38782 | 38782 | 38788 | 38796 | 38786 | 38786 | 38788 | 38790 | 38779 |
4 | 38786 | 38784 | 38784 | 38785 | 38786 | 38786 | 38787 | 38787 | 38782 | 38778 | 38774 | 38785 | 38786 | 38786 | 38786 |
6 | 38779 | 38778 | 38778 | 38777 | 38777 | 38778 | 38777 | 38778 | 38778 | 38786 | 38778 | 38779 | 38779 | 38786 | 38787 |
7 | 38777 | 38777 | 38778 | 38777 | 38778 | 38765 | 38778 | 38776 | 38777 | 38776 | 38775 | 38785 | 38779 | 38786 | 38776 |
8 | 38778 | 38778 | 38778 | 38777 | 38777 | 38780 | 38777 | 38776 | 38777 | 38788 | 38777 | 38778 | 38779 | 38787 | 38776 |
9 | 38792 | 38792 | 38792 | 38786 | 38786 | 38778 | 38789 | 38777 | 38790 | 38790 | 38787 | 38785 | 38782 | 38787 | 38776 |
10 | 38803 | 38802 | 38793 | 38797 | 38795 | 38791 | 38794 | 38793 | 38778 | 38798 | 38799 | 38777 | 38778 | 38787 | 38785 |
11 | 38778 | 38778 | 38777 | 38777 | 38777 | 38778 | 38776 | 38776 | 38799 | 38800 | 38798 | 38803 | 38776 | 38787 | 38776 |
12 | 38778 | 38777 | 38778 | 38778 | 38777 | 38778 | 38776 | 38793 | 38789 | 38798 | 38800 | 38778 | 38780 | 38788 | 38778 |
13 | 38778 | 38779 | 38778 | 38777 | 38776 | 38778 | 38777 | 38777 | 38778 | 38786 | 38778 | 38786 | 38778 | 38786 | 38786 |
14 | 38778 | 38778 | 38777 | 38776 | 38778 | 38778 | 38777 | 38792 | 38793 | 38786 | 38791 | 38776 | 38778 | 38786 | 38776 |
15 | 38778 | 38778 | 38778 | 38777 | 38778 | 38778 | 38776 | 38776 | 38774 | 38787 | 38776 | 38786 | 38774 | 38787 | 38777 |
16 | 38782 | 38782 | 38797 | 38784 | 38792 | 38777 | 38776 | 38795 | 38780 | 38773 | 38787 | 38776 | 38778 | 38787 | 38802 |
17 | 38779 | 38778 | 38777 | 38776 | 38793 | 38791 | 38791 | 38799 | 38797 | 38799 | 38796 | 38802 | 38777 | 38787 | 38778 |
18 | 38777 | 38777 | 38777 | 38777 | 38779 | 38781 | 38776 | 38776 | 38777 | 38787 | 38778 | 38803 | 38778 | 38787 | 38776 |
19 | 38778 | 38778 | 38778 | 38777 | 38777 | 38778 | 38776 | 38776 | 38789 | 38786 | 38787 | 38776 | 38777 | 38787 | 38776 |
20 | 38778 | 38777 | 38778 | 38777 | 38778 | 38777 | 38776 | 38791 | 38774 | 38786 | 38786 | 38777 | 38777 | 38787 | 38778 |
21 | 38778 | 38778 | 38777 | 38778 | 38777 | 38777 | 38777 | 38790 | 38775 | 38786 | 38776 | 38776 | 38777 | 38787 | 38778 |
22 | 38778 | 38778 | 38778 | 38778 | 38778 | 38778 | 38776 | 38776 | 38777 | 38787 | 38777 | 38778 | 38778 | 38787 | 38778 |
23 | 38778 | 38778 | 38777 | 38777 | 38777 | 38778 | 38777 | 38777 | 38776 | 38787 | 38778 | 38777 | 38778 | 38784 | 38777 |
25 | 38778 | 38778 | 38778 | 38777 | 38777 | 38778 | 38776 | 38777 | 38789 | 38800 | 38798 | 38774 | 38778 | 38787 | 38778 |
30 | 38778 | 38777 | 38777 | 38777 | 38778 | 38777 | 38776 | 38793 | 38789 | 38790 | 38786 | 38776 | 38778 | 38786 | 38776 |
40 | 38777 | 38778 | 38777 | 38777 | 38777 | 38778 | 38776 | 38793 | 38794 | 38790 | 38788 | 38776 | 38777 | 38787 | 38778 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 38783 bytes | – | 100% |
1,000 | 38770 bytes | -13 bytes | 100% |
10,000 | 38767 bytes | -3 bytes | 100% |
100,000 | 38765 bytes | -2 bytes | 2.61% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 38848 bytes | +83 bytes (+0.21%) | +3 bytes |
1 | 38845 bytes | +80 bytes (+0.21%) | – |
2 | 38875 bytes | +110 bytes (+0.28%) | +30 bytes |
3 | 38901 bytes | +136 bytes (+0.35%) | +56 bytes |
4 | 38949 bytes | +184 bytes (+0.47%) | +104 bytes |
5 | 38964 bytes | +199 bytes (+0.51%) | +119 bytes |
6 | 38925 bytes | +160 bytes (+0.41%) | +80 bytes |
7 | 38912 bytes | +147 bytes (+0.38%) | +67 bytes |
8 | 38927 bytes | +162 bytes (+0.42%) | +82 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 31415 bytes | -7350 bytes (-18.96%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 32640 bytes | -6125 bytes (-15.80%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 34155 bytes | -4610 bytes (-11.89%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 35619 bytes | -3146 bytes (-8.12%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 36527 bytes | -2238 bytes (-5.77%) |
LZMA2 (Wikipedia) | xz | xz -9 | 36984 bytes | -1781 bytes (-4.59%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 37958 bytes | -807 bytes (-2.08%) |