Boot |
46873 bytes (45.8k)
|
CDN |
cdnjs |
39942 bytes (39.0k)
|
CDN |
gzip -6 (default) |
39599 bytes (38.7k)
|
local copy |
unpkg |
39548 bytes (38.6k)
|
CDN |
jsdelivr |
39540 bytes (38.6k)
|
CDN |
gzip -9 |
39441 bytes (38.5k)
|
local copy |
libdeflate -12 |
38145 bytes (37.3k)
|
local copy |
7zip -mx=9 -tgzip |
38127 bytes (37.2k)
|
local copy |
zultra |
38084 bytes (37.2k)
|
local copy |
pigz -11 -n |
38080 bytes (37.2k)
|
local copy |
kzip -s0 -rn -b8 |
38043 bytes (37.2k)
|
local copy |
Zopfli |
37911 bytes (37.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16 | --mls16 |
block splitting recursion | 14 | --bsr14 |
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 | 46873 bytes | f1e7c902d1851c39a0ad007a0b7c5ed7 | May 6, 2016 @ 13:19 |
cdnjs | 39942 bytes | f1e7c902d1851c39a0ad007a0b7c5ed7 | March 29, 2016 @ 19:02 |
unpkg | 39548 bytes | f1e7c902d1851c39a0ad007a0b7c5ed7 | July 11, 2016 @ 15:33 |
jsdelivr | 39540 bytes | f1e7c902d1851c39a0ad007a0b7c5ed7 | December 5, 2019 @ 13:30 |
Size | Improvement | Parameters | Found |
---|---|---|---|
37911 bytes | -4 bytes | zopfli --i1000000 --mls16 --bsr14 --lazy --ohh | March 30, 2016 @ 19:40 |
37915 bytes | -1 byte | zopfli --i100000 --mls16 --bsr14 --lazy --ohh | March 29, 2016 @ 21:02 |
37916 bytes | -3 bytes | zopfli --i100000 --mls4 --bsr19 --lazy --ohh | March 29, 2016 @ 19:55 |
37919 bytes | -8 bytes | zopfli --i10000 --mls4 --bsr19 --lazy --ohh | March 29, 2016 @ 18:55 |
37927 bytes | -14 bytes | zopfli --i1000 --mls4 --bsr19 --lazy --ohh | March 29, 2016 @ 18:49 |
37941 bytes | – | zopfli --i100 --mls4 --bsr19 --lazy --ohh | March 29, 2016 @ 18:48 |
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 | 37947 | 37951 | 38041 | 38040 | 38015 | 38018 | 38042 | 38040 | 38041 | 38038 | 38036 | 38038 | 38039 | 38038 | 38038 |
4 | 38038 | 38038 | 38039 | 38038 | 38038 | 38039 | 38039 | 38039 | 38038 | 38041 | 38042 | 38042 | 38039 | 38040 | 38038 |
6 | 37944 | 37955 | 38003 | 38004 | 38004 | 38005 | 38039 | 38037 | 38038 | 38038 | 38036 | 38043 | 38038 | 38038 | 38037 |
7 | 37944 | 38038 | 38040 | 38006 | 38011 | 37993 | 38013 | 38037 | 38038 | 38038 | 38036 | 38041 | 38038 | 38038 | 38038 |
8 | 37960 | 37969 | 38010 | 38005 | 38011 | 37939 | 38006 | 38038 | 38038 | 38038 | 38036 | 38043 | 38036 | 38038 | 38038 |
9 | 38038 | 38039 | 38038 | 38038 | 38039 | 38038 | 38038 | 38037 | 38037 | 38040 | 38036 | 38043 | 38036 | 38036 | 38038 |
10 | 38038 | 38038 | 38039 | 38038 | 38038 | 38038 | 38038 | 38037 | 38040 | 38038 | 38036 | 38038 | 38037 | 38035 | 38037 |
11 | 38037 | 38037 | 37926 | 38006 | 38001 | 38012 | 38012 | 38041 | 38038 | 38038 | 38036 | 38038 | 38038 | 38041 | 38038 |
12 | 37950 | 38003 | 37937 | 38006 | 38000 | 37990 | 38014 | 38037 | 38036 | 38038 | 38037 | 38039 | 38040 | 38043 | 38038 |
13 | 37954 | 37955 | 37941 | 37942 | 38013 | 38011 | 38013 | 38037 | 38040 | 38037 | 38038 | 38039 | 38038 | 38038 | 38044 |
14 | 38008 | 37949 | 37940 | 37911 | 37996 | 37993 | 37999 | 38037 | 38037 | 38038 | 38039 | 38040 | 38037 | 38041 | 38038 |
15 | 37946 | 38038 | 38038 | 37947 | 38038 | 38039 | 38039 | 38037 | 38038 | 38038 | 38036 | 38040 | 38038 | 38038 | 38038 |
16 | 38041 | 37958 | 38040 | 37934 | 38001 | 37993 | 37937 | 38037 | 38038 | 38038 | 38036 | 38039 | 38037 | 38037 | 38036 |
17 | 37957 | 37949 | 37940 | 37940 | 38001 | 37993 | 38011 | 38037 | 38038 | 38038 | 38037 | 38038 | 38038 | 38041 | 38038 |
18 | 37944 | 38038 | 38038 | 37934 | 38038 | 38038 | 38039 | 38039 | 38037 | 38038 | 38039 | 38039 | 38038 | 38038 | 38039 |
19 | 37962 | 37916 | 37939 | 38009 | 37997 | 37991 | 38006 | 38037 | 38037 | 38039 | 38036 | 38039 | 38037 | 38038 | 38038 |
20 | 37946 | 37953 | 37946 | 37933 | 38005 | 37937 | 38011 | 38037 | 38038 | 38038 | 38036 | 38040 | 38038 | 38036 | 38038 |
21 | 37986 | 37953 | 37947 | 38009 | 38011 | 37995 | 38010 | 38038 | 38039 | 38038 | 38037 | 38036 | 38038 | 38038 | 38038 |
22 | 37942 | 37945 | 38040 | 37945 | 37999 | 38011 | 38011 | 38037 | 38037 | 38039 | 38037 | 38037 | 38036 | 38036 | 38037 |
23 | 37946 | 37953 | 38039 | 37963 | 37999 | 37938 | 38011 | 38037 | 38038 | 38038 | 38036 | 38041 | 38038 | 38041 | 38038 |
25 | 37939 | 37921 | 38039 | 37939 | 38039 | 38038 | 38038 | 38037 | 38037 | 38038 | 38039 | 38038 | 38038 | 38042 | 38041 |
30 | 37932 | 38038 | 38038 | 37934 | 37997 | 38013 | 38012 | 38037 | 38038 | 38038 | 38038 | 38041 | 38036 | 38042 | 38038 |
40 | 37920 | 37954 | 37938 | 37986 | 38011 | 38012 | 38012 | 38037 | 38038 | 38038 | 38036 | 38043 | 38038 | 38041 | 38038 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 37941 bytes | – | 100% |
1,000 | 37926 bytes | -15 bytes | 100% |
10,000 | 37919 bytes | -7 bytes | 100% |
100,000 | 37915 bytes | -4 bytes | 0.58% |
1,000,000 | 37911 bytes | -4 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 38138 bytes | +227 bytes (+0.60%) | +95 bytes |
1 | 38142 bytes | +231 bytes (+0.61%) | +99 bytes |
2 | 38148 bytes | +237 bytes (+0.63%) | +105 bytes |
3 | 38131 bytes | +220 bytes (+0.58%) | +88 bytes |
4 | 38093 bytes | +182 bytes (+0.48%) | +50 bytes |
5 | 38079 bytes | +168 bytes (+0.44%) | +36 bytes |
6 | 38086 bytes | +175 bytes (+0.46%) | +43 bytes |
7 | 38045 bytes | +134 bytes (+0.35%) | +2 bytes |
8 | 38043 bytes | +132 bytes (+0.35%) | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 27935 bytes | -9976 bytes (-26.31%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 30027 bytes | -7884 bytes (-20.80%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 31825 bytes | -6086 bytes (-16.05%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 33543 bytes | -4368 bytes (-11.52%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 33934 bytes | -3977 bytes (-10.49%) |
LZMA2 (Wikipedia) | xz | xz -9 | 34692 bytes | -3219 bytes (-8.49%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 36140 bytes | -1771 bytes (-4.67%) |