Boot |
35551 bytes (34.7k)
|
CDN |
cdnjs |
31256 bytes (30.5k)
|
CDN |
gzip -6 (default) |
31073 bytes (30.3k)
|
local copy |
unpkg |
31024 bytes (30.3k)
|
CDN |
gzip -9 |
31015 bytes (30.3k)
|
local copy |
libdeflate -12 |
30026 bytes (29.3k)
|
local copy |
kzip -s0 -rn -b1 |
29990 bytes (29.3k)
|
local copy |
7zip -mx=9 -tgzip |
29987 bytes (29.3k)
|
local copy |
zultra |
29957 bytes (29.3k)
|
local copy |
pigz -11 -n |
29925 bytes (29.2k)
|
local copy |
Zopfli |
29868 bytes (29.2k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
block splitting recursion | 6 | --bsr6 |
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 | 35551 bytes | 96d008c97c9a5f74d947ad6d92deb215 | November 14, 2017 @ 18:15 |
cdnjs | 31256 bytes | 96d008c97c9a5f74d947ad6d92deb215 | (invalid) |
unpkg | 31024 bytes | 96d008c97c9a5f74d947ad6d92deb215 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
29868 bytes | -5 bytes | zopfli --i1000000 --mls2 --bsr6 --lazy --ohh | October 17, 2017 @ 17:48 |
29873 bytes | -2 bytes | zopfli --i100000 --mls2 --bsr6 --lazy --ohh | October 17, 2017 @ 11:34 |
29875 bytes | -2 bytes | zopfli --i10000 --mls2 --bsr6 --lazy --ohh | October 16, 2017 @ 22:17 |
29877 bytes | -2 bytes | zopfli --i10000 --mls4 --bsr13 --lazy --ohh | October 16, 2017 @ 21:58 |
29879 bytes | -2 bytes | zopfli --i1000 --mls2 --bsr6 --lazy --ohh | October 16, 2017 @ 15:54 |
29881 bytes | -6 bytes | zopfli --i1000 --mls32 --bsr14 --lazy --ohh | October 16, 2017 @ 15:43 |
29887 bytes | – | zopfli --i100 --mls2 --bsr6 --lazy --ohh | October 16, 2017 @ 15:24 |
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 | 29914 | 29923 | 29927 | 29924 | 29926 | 29936 | 29938 | 29938 | 29938 | 29939 | 29910 | 29907 | 29907 | 29905 | 29902 |
4 | 29889 | 29914 | 29902 | 29909 | 29908 | 29903 | 29916 | 29930 | 29929 | 29933 | 29898 | 29910 | 29907 | 29902 | 29906 |
6 | 29868 | 29913 | 29902 | 29902 | 29902 | 29920 | 29917 | 29923 | 29923 | 29906 | 29906 | 29903 | 29905 | 29904 | 29903 |
7 | 29908 | 29901 | 29905 | 29903 | 29901 | 29901 | 29917 | 29916 | 29908 | 29905 | 29903 | 29903 | 29902 | 29905 | 29903 |
8 | 29911 | 29908 | 29911 | 29908 | 29900 | 29901 | 29924 | 29920 | 29924 | 29906 | 29904 | 29923 | 29900 | 29920 | 29900 |
9 | 29907 | 29885 | 29919 | 29905 | 29901 | 29903 | 29926 | 29926 | 29924 | 29905 | 29903 | 29923 | 29904 | 29920 | 29902 |
10 | 29879 | 29901 | 29903 | 29906 | 29914 | 29906 | 29923 | 29924 | 29918 | 29905 | 29904 | 29924 | 29907 | 29906 | 29905 |
11 | 29884 | 29901 | 29900 | 29904 | 29905 | 29901 | 29906 | 29926 | 29901 | 29903 | 29906 | 29906 | 29904 | 29903 | 29902 |
12 | 29875 | 29874 | 29899 | 29881 | 29894 | 29903 | 29922 | 29923 | 29919 | 29922 | 29905 | 29927 | 29906 | 29902 | 29903 |
13 | 29880 | 29871 | 29906 | 29903 | 29904 | 29902 | 29900 | 29920 | 29908 | 29904 | 29906 | 29923 | 29902 | 29904 | 29902 |
14 | 29880 | 29903 | 29904 | 29903 | 29874 | 29908 | 29924 | 29926 | 29917 | 29918 | 29911 | 29904 | 29907 | 29901 | 29903 |
15 | 29880 | 29901 | 29901 | 29903 | 29906 | 29901 | 29909 | 29927 | 29922 | 29905 | 29904 | 29928 | 29905 | 29904 | 29903 |
16 | 29880 | 29901 | 29906 | 29903 | 29905 | 29900 | 29905 | 29927 | 29907 | 29905 | 29905 | 29906 | 29904 | 29905 | 29903 |
17 | 29909 | 29901 | 29902 | 29905 | 29901 | 29899 | 29913 | 29904 | 29905 | 29904 | 29904 | 29905 | 29907 | 29903 | 29903 |
18 | 29909 | 29886 | 29908 | 29905 | 29906 | 29903 | 29923 | 29918 | 29920 | 29902 | 29901 | 29903 | 29907 | 29919 | 29902 |
19 | 29909 | 29901 | 29909 | 29909 | 29902 | 29913 | 29919 | 29923 | 29919 | 29922 | 29905 | 29925 | 29908 | 29919 | 29902 |
20 | 29878 | 29901 | 29904 | 29904 | 29906 | 29913 | 29916 | 29925 | 29908 | 29922 | 29905 | 29906 | 29906 | 29905 | 29905 |
21 | 29883 | 29901 | 29901 | 29904 | 29902 | 29901 | 29921 | 29922 | 29907 | 29905 | 29904 | 29906 | 29904 | 29903 | 29902 |
22 | 29878 | 29869 | 29906 | 29903 | 29903 | 29902 | 29925 | 29926 | 29920 | 29931 | 29901 | 29905 | 29907 | 29903 | 29903 |
23 | 29880 | 29880 | 29901 | 29904 | 29905 | 29902 | 29909 | 29922 | 29907 | 29904 | 29905 | 29902 | 29908 | 29899 | 29902 |
25 | 29880 | 29901 | 29902 | 29904 | 29903 | 29916 | 29913 | 29926 | 29908 | 29922 | 29905 | 29903 | 29905 | 29901 | 29902 |
30 | 29881 | 29901 | 29902 | 29905 | 29903 | 29903 | 29925 | 29926 | 29919 | 29924 | 29906 | 29905 | 29907 | 29902 | 29901 |
40 | 29902 | 29901 | 29901 | 29905 | 29906 | 29901 | 29906 | 29923 | 29919 | 29922 | 29899 | 29903 | 29906 | 29902 | 29905 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 29887 bytes | – | 100% |
1,000 | 29879 bytes | -8 bytes | 100% |
10,000 | 29875 bytes | -4 bytes | 100% |
100,000 | 29873 bytes | -2 bytes | 1.74% |
1,000,000 | 29868 bytes | -5 bytes | 0.87% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 29998 bytes | +130 bytes (+0.44%) | +8 bytes |
1 | 29990 bytes | +122 bytes (+0.41%) | – |
2 | 30006 bytes | +138 bytes (+0.46%) | +16 bytes |
3 | 30018 bytes | +150 bytes (+0.50%) | +28 bytes |
4 | 30002 bytes | +134 bytes (+0.45%) | +12 bytes |
5 | 30021 bytes | +153 bytes (+0.51%) | +31 bytes |
6 | 30056 bytes | +188 bytes (+0.63%) | +66 bytes |
7 | 30085 bytes | +217 bytes (+0.73%) | +95 bytes |
8 | 30065 bytes | +197 bytes (+0.66%) | +75 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24493 bytes | -5375 bytes (-18.00%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25298 bytes | -4570 bytes (-15.30%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26367 bytes | -3501 bytes (-11.72%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 27794 bytes | -2074 bytes (-6.94%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28366 bytes | -1502 bytes (-5.03%) |
LZMA2 (Wikipedia) | xz | xz -9 | 28580 bytes | -1288 bytes (-4.31%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29335 bytes | -533 bytes (-1.78%) |