Boot |
46785 bytes (45.7k)
|
CDN |
cdnjs |
39851 bytes (38.9k)
|
CDN |
gzip -6 (default) |
39503 bytes (38.6k)
|
local copy |
unpkg |
39464 bytes (38.5k)
|
CDN |
jsdelivr |
39393 bytes (38.5k)
|
CDN |
gzip -9 |
39352 bytes (38.4k)
|
local copy |
libdeflate -12 |
38057 bytes (37.2k)
|
local copy |
7zip -mx=9 -tgzip |
38033 bytes (37.1k)
|
local copy |
zultra |
38007 bytes (37.1k)
|
local copy |
pigz -11 -n |
38003 bytes (37.1k)
|
local copy |
kzip -s0 -rn -b7 |
37934 bytes (37.0k)
|
local copy |
Zopfli |
37825 bytes (36.9k)
|
local copy |
Zopfli (defluff) |
37824 bytes (36.9k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 25 | --bsr25 |
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 | 46785 bytes | d84fecc741a8ac27a08494080164e77b | October 10, 2015 @ 01:02 |
cdnjs | 39851 bytes | d84fecc741a8ac27a08494080164e77b | October 8, 2015 @ 03:34 |
unpkg | 39464 bytes | d84fecc741a8ac27a08494080164e77b | July 11, 2016 @ 15:33 |
jsdelivr | 39393 bytes | d84fecc741a8ac27a08494080164e77b | October 7, 2015 @ 19:36 |
Size | Improvement | Parameters | Found |
---|---|---|---|
37825 bytes | -3 bytes | zopfli --i1000000 --mls4 --bsr25 --lazy --ohh | October 8, 2015 @ 18:04 |
37828 bytes | -3 bytes | zopfli --i100000 --mls4 --bsr25 --lazy --ohh | October 8, 2015 @ 11:01 |
37831 bytes | -1 byte | zopfli --i10000 --mls4 --bsr25 --lazy --ohh | October 8, 2015 @ 09:23 |
37832 bytes | -3 bytes | zopfli --i10000 --mls128 --bsr14 --lazy --ohh | October 8, 2015 @ 07:18 |
37835 bytes | -13 bytes | zopfli --i1000 --mls128 --bsr14 --lazy --ohh | October 8, 2015 @ 07:13 |
37848 bytes | – | zopfli --i100 --mls128 --bsr14 --lazy --ohh | October 8, 2015 @ 07:09 |
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 | 37860 | 37957 | 37957 | 37953 | 37931 | 37931 | 37961 | 37957 | 37957 | 37954 | 37957 | 37954 | 37953 | 37956 | 37956 |
4 | 37955 | 37955 | 37955 | 37955 | 37955 | 37953 | 37956 | 37954 | 37955 | 37954 | 37957 | 37956 | 37960 | 37966 | 37953 |
6 | 37865 | 37852 | 37955 | 37920 | 37920 | 37921 | 37956 | 37955 | 37954 | 37953 | 37954 | 37955 | 37955 | 37952 | 37952 |
7 | 37864 | 37954 | 37952 | 37826 | 37952 | 37922 | 37928 | 37952 | 37951 | 37954 | 37953 | 37955 | 37956 | 37955 | 37952 |
8 | 37920 | 37923 | 37952 | 37922 | 37856 | 37928 | 37957 | 37954 | 37954 | 37954 | 37954 | 37957 | 37953 | 37952 | 37967 |
9 | 37954 | 37952 | 37955 | 37957 | 37955 | 37954 | 37955 | 37954 | 37954 | 37954 | 37955 | 37952 | 37952 | 37952 | 37954 |
10 | 37955 | 37954 | 37952 | 37952 | 37952 | 37952 | 37954 | 37954 | 37951 | 37954 | 37953 | 37953 | 37954 | 37952 | 37952 |
11 | 37952 | 37858 | 37835 | 37829 | 37907 | 37919 | 37956 | 37952 | 37954 | 37954 | 37953 | 37953 | 37954 | 37952 | 37968 |
12 | 37869 | 37857 | 37955 | 37825 | 37910 | 37911 | 37953 | 37954 | 37952 | 37952 | 37954 | 37956 | 37960 | 37955 | 37952 |
13 | 37858 | 37861 | 37952 | 37926 | 37914 | 37928 | 37957 | 37955 | 37954 | 37954 | 37952 | 37954 | 37957 | 37952 | 37959 |
14 | 37869 | 37847 | 37952 | 37827 | 37835 | 37912 | 37826 | 37954 | 37952 | 37952 | 37953 | 37955 | 37958 | 37952 | 37952 |
15 | 37865 | 37853 | 37955 | 37839 | 37952 | 37851 | 37954 | 37952 | 37953 | 37952 | 37953 | 37955 | 37959 | 37953 | 37954 |
16 | 37859 | 37856 | 37952 | 37927 | 37907 | 37928 | 37957 | 37955 | 37951 | 37954 | 37953 | 37955 | 37959 | 37952 | 37952 |
17 | 37859 | 37848 | 37952 | 37857 | 37912 | 37917 | 37957 | 37954 | 37954 | 37954 | 37953 | 37953 | 37954 | 37952 | 37954 |
18 | 37852 | 37951 | 37951 | 37928 | 37955 | 37954 | 37953 | 37954 | 37954 | 37954 | 37954 | 37953 | 37959 | 37952 | 37957 |
19 | 37860 | 37855 | 37829 | 37846 | 37911 | 37909 | 37953 | 37952 | 37954 | 37953 | 37954 | 37952 | 37952 | 37954 | 37954 |
20 | 37865 | 37849 | 37952 | 37865 | 37907 | 37920 | 37917 | 37954 | 37954 | 37953 | 37952 | 37954 | 37958 | 37953 | 37952 |
21 | 37922 | 37854 | 37952 | 37868 | 37827 | 37919 | 37953 | 37952 | 37951 | 37953 | 37952 | 37954 | 37956 | 37952 | 37956 |
22 | 37866 | 37841 | 37955 | 37841 | 37846 | 37928 | 37954 | 37954 | 37954 | 37952 | 37952 | 37952 | 37955 | 37952 | 37952 |
23 | 37856 | 37854 | 37952 | 37828 | 37909 | 37918 | 37953 | 37952 | 37954 | 37955 | 37955 | 37952 | 37957 | 37952 | 37952 |
25 | 37854 | 37825 | 37952 | 37928 | 37952 | 37952 | 37953 | 37952 | 37954 | 37952 | 37953 | 37955 | 37953 | 37952 | 37953 |
30 | 37866 | 37853 | 37952 | 37831 | 37908 | 37928 | 37953 | 37954 | 37954 | 37954 | 37953 | 37953 | 37953 | 37952 | 37952 |
40 | 37850 | 37848 | 37833 | 37838 | 37909 | 37929 | 37930 | 37954 | 37954 | 37953 | 37954 | 37953 | 37959 | 37954 | 37952 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 37848 bytes | – | 100% |
1,000 | 37834 bytes | -14 bytes | 100% |
10,000 | 37831 bytes | -3 bytes | 100% |
100,000 | 37828 bytes | -3 bytes | 2.90% |
1,000,000 | 37825 bytes | -3 bytes | 2.61% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 38045 bytes | +220 bytes (+0.58%) | +111 bytes |
1 | 38047 bytes | +222 bytes (+0.59%) | +113 bytes |
2 | 38058 bytes | +233 bytes (+0.62%) | +124 bytes |
3 | 38035 bytes | +210 bytes (+0.56%) | +101 bytes |
4 | 37999 bytes | +174 bytes (+0.46%) | +65 bytes |
5 | 38009 bytes | +184 bytes (+0.49%) | +75 bytes |
6 | 37946 bytes | +121 bytes (+0.32%) | +12 bytes |
7 | 37934 bytes | +109 bytes (+0.29%) | – |
8 | 37940 bytes | +115 bytes (+0.30%) | +6 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 27863 bytes | -9962 bytes (-26.34%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 29948 bytes | -7877 bytes (-20.82%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 31772 bytes | -6053 bytes (-16.00%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 33442 bytes | -4383 bytes (-11.59%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 33859 bytes | -3966 bytes (-10.49%) |
LZMA2 (Wikipedia) | xz | xz -9 | 34576 bytes | -3249 bytes (-8.59%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 36041 bytes | -1784 bytes (-4.72%) |