Boot |
35489 bytes (34.7k)
|
CDN |
cdnjs |
31197 bytes (30.5k)
|
CDN |
gzip -6 (default) |
31019 bytes (30.3k)
|
local copy |
unpkg |
30967 bytes (30.2k)
|
CDN |
gzip -9 |
30959 bytes (30.2k)
|
local copy |
libdeflate -12 |
29970 bytes (29.3k)
|
local copy |
7zip -mx=9 -tgzip |
29938 bytes (29.2k)
|
local copy |
kzip -s0 -rn -b0 |
29935 bytes (29.2k)
|
local copy |
zultra |
29905 bytes (29.2k)
|
local copy |
pigz -11 -n |
29887 bytes (29.2k)
|
local copy |
Zopfli |
29820 bytes (29.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
block splitting recursion | 23 | --bsr23 |
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 | 35489 bytes | 691137c9c2de59070918fb8c8b29f767 | November 14, 2017 @ 18:15 |
cdnjs | 31197 bytes | 691137c9c2de59070918fb8c8b29f767 | (invalid) |
unpkg | 30967 bytes | 691137c9c2de59070918fb8c8b29f767 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
29820 bytes | -3 bytes | zopfli --i1000000 --mls2 --bsr23 --lazy --ohh | October 17, 2017 @ 16:40 |
29823 bytes | -2 bytes | zopfli --i100000 --mls2 --bsr23 --lazy --ohh | October 16, 2017 @ 15:27 |
29825 bytes | -1 byte | zopfli --i10000 --mls2 --bsr23 --lazy --ohh | October 16, 2017 @ 10:51 |
29826 bytes | -3 bytes | zopfli --i10000 --mls2 --bsr6 --lazy --ohh | October 16, 2017 @ 10:48 |
29829 bytes | -1 byte | zopfli --i1000 --mls2 --bsr6 --lazy --ohh | October 16, 2017 @ 10:37 |
29830 bytes | -4 bytes | zopfli --i1000 --mls2 --bsr25 --lazy --ohh | October 16, 2017 @ 10:35 |
29834 bytes | -9 bytes | zopfli --i1000 --mls2 --bsr11 --lazy --ohh | October 16, 2017 @ 10:35 |
29843 bytes | – | zopfli --i100 --mls2 --bsr23 --lazy --ohh | October 16, 2017 @ 10:16 |
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 | 29874 | 29872 | 29874 | 29857 | 29855 | 29851 | 29885 | 29882 | 29883 | 29863 | 29858 | 29855 | 29878 | 29863 | 29854 |
4 | 29853 | 29854 | 29853 | 29852 | 29850 | 29875 | 29865 | 29880 | 29876 | 29853 | 29857 | 29854 | 29856 | 29852 | 29853 |
6 | 29820 | 29863 | 29854 | 29850 | 29852 | 29852 | 29860 | 29869 | 29872 | 29853 | 29854 | 29854 | 29856 | 29853 | 29857 |
7 | 29824 | 29854 | 29852 | 29851 | 29853 | 29853 | 29857 | 29873 | 29874 | 29853 | 29853 | 29857 | 29855 | 29853 | 29851 |
8 | 29861 | 29864 | 29861 | 29853 | 29851 | 29858 | 29853 | 29878 | 29870 | 29854 | 29853 | 29854 | 29854 | 29872 | 29853 |
9 | 29828 | 29853 | 29852 | 29852 | 29852 | 29877 | 29874 | 29881 | 29871 | 29870 | 29852 | 29870 | 29855 | 29874 | 29856 |
10 | 29849 | 29852 | 29852 | 29851 | 29851 | 29853 | 29885 | 29873 | 29866 | 29854 | 29851 | 29855 | 29855 | 29852 | 29853 |
11 | 29829 | 29852 | 29855 | 29852 | 29852 | 29880 | 29851 | 29866 | 29881 | 29852 | 29853 | 29853 | 29854 | 29850 | 29853 |
12 | 29830 | 29831 | 29830 | 29831 | 29852 | 29852 | 29851 | 29870 | 29868 | 29854 | 29854 | 29854 | 29856 | 29853 | 29854 |
13 | 29829 | 29853 | 29851 | 29852 | 29851 | 29855 | 29869 | 29869 | 29869 | 29854 | 29854 | 29856 | 29857 | 29853 | 29855 |
14 | 29848 | 29834 | 29850 | 29852 | 29852 | 29865 | 29852 | 29871 | 29867 | 29864 | 29852 | 29854 | 29855 | 29851 | 29851 |
15 | 29829 | 29854 | 29851 | 29853 | 29853 | 29854 | 29851 | 29873 | 29871 | 29858 | 29852 | 29854 | 29856 | 29852 | 29855 |
16 | 29827 | 29853 | 29853 | 29852 | 29851 | 29864 | 29851 | 29871 | 29855 | 29853 | 29853 | 29856 | 29854 | 29857 | 29856 |
17 | 29863 | 29862 | 29858 | 29852 | 29853 | 29854 | 29851 | 29873 | 29852 | 29853 | 29853 | 29856 | 29858 | 29852 | 29853 |
18 | 29859 | 29834 | 29861 | 29852 | 29852 | 29854 | 29875 | 29868 | 29867 | 29854 | 29853 | 29855 | 29852 | 29872 | 29855 |
19 | 29845 | 29852 | 29861 | 29851 | 29852 | 29863 | 29870 | 29867 | 29868 | 29854 | 29853 | 29854 | 29856 | 29851 | 29852 |
20 | 29825 | 29852 | 29852 | 29852 | 29852 | 29855 | 29852 | 29873 | 29869 | 29853 | 29853 | 29857 | 29858 | 29853 | 29852 |
21 | 29825 | 29852 | 29852 | 29853 | 29851 | 29853 | 29851 | 29869 | 29870 | 29853 | 29852 | 29854 | 29857 | 29851 | 29852 |
22 | 29829 | 29853 | 29864 | 29853 | 29850 | 29854 | 29872 | 29871 | 29867 | 29853 | 29852 | 29856 | 29854 | 29852 | 29854 |
23 | 29820 | 29853 | 29854 | 29850 | 29854 | 29855 | 29872 | 29872 | 29857 | 29853 | 29852 | 29856 | 29858 | 29851 | 29851 |
25 | 29828 | 29853 | 29854 | 29854 | 29853 | 29854 | 29872 | 29870 | 29865 | 29853 | 29853 | 29857 | 29856 | 29853 | 29870 |
30 | 29830 | 29853 | 29854 | 29852 | 29851 | 29854 | 29875 | 29867 | 29871 | 29868 | 29853 | 29856 | 29857 | 29850 | 29851 |
40 | 29828 | 29853 | 29854 | 29852 | 29852 | 29853 | 29877 | 29870 | 29872 | 29854 | 29852 | 29856 | 29855 | 29851 | 29853 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 29843 bytes | – | 100% |
1,000 | 29829 bytes | -14 bytes | 100% |
10,000 | 29825 bytes | -4 bytes | 100% |
100,000 | 29823 bytes | -2 bytes | 1.45% |
1,000,000 | 29820 bytes | -3 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 29935 bytes | +115 bytes (+0.39%) | – |
1 | 29936 bytes | +116 bytes (+0.39%) | +1 byte |
2 | 29958 bytes | +138 bytes (+0.46%) | +23 bytes |
3 | 29965 bytes | +145 bytes (+0.49%) | +30 bytes |
4 | 29946 bytes | +126 bytes (+0.42%) | +11 bytes |
5 | 29970 bytes | +150 bytes (+0.50%) | +35 bytes |
6 | 30002 bytes | +182 bytes (+0.61%) | +67 bytes |
7 | 30034 bytes | +214 bytes (+0.72%) | +99 bytes |
8 | 30055 bytes | +235 bytes (+0.79%) | +120 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24450 bytes | -5370 bytes (-18.01%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25248 bytes | -4572 bytes (-15.33%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26315 bytes | -3505 bytes (-11.75%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 27753 bytes | -2067 bytes (-6.93%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28297 bytes | -1523 bytes (-5.11%) |
LZMA2 (Wikipedia) | xz | xz -9 | 28544 bytes | -1276 bytes (-4.28%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29299 bytes | -521 bytes (-1.75%) |