Boot |
42706 bytes (41.7k)
|
CDN |
cdnjs |
36446 bytes (35.6k)
|
CDN |
gzip -6 (default) |
36109 bytes (35.3k)
|
local copy |
unpkg |
36067 bytes (35.2k)
|
CDN |
jsdelivr |
35982 bytes (35.1k)
|
CDN |
gzip -9 |
35927 bytes (35.1k)
|
local copy |
libdeflate -12 |
34797 bytes (34.0k)
|
local copy |
7zip -mx=9 -tgzip |
34777 bytes (34.0k)
|
local copy |
kzip -s0 -rn -b1 |
34771 bytes (34.0k)
|
local copy |
zultra |
34729 bytes (33.9k)
|
local copy |
pigz -11 -n |
34680 bytes (33.9k)
|
local copy |
Zopfli |
34647 bytes (33.8k)
|
local copy |
Zopfli (defluff) |
34646 bytes (33.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
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 | 42706 bytes | 3637ed039dbe5013c9d523262e8602a6 | March 20, 2015 @ 16:51 |
cdnjs | 36446 bytes | 3637ed039dbe5013c9d523262e8602a6 | March 11, 2015 @ 11:00 |
unpkg | 36067 bytes | 3637ed039dbe5013c9d523262e8602a6 | July 11, 2016 @ 15:33 |
jsdelivr | 35982 bytes | 3637ed039dbe5013c9d523262e8602a6 | March 10, 2015 @ 23:11 |
Size | Improvement | Parameters | Found |
---|---|---|---|
34647 bytes | -2 bytes | zopfli --i100000 --mls16 --bsr14 --lazy --ohh | December 16, 2015 @ 13:22 |
34649 bytes | -1 byte | zopfli --i10000 --mls16 --bsr14 --lazy --ohh | September 20, 2015 @ 17:21 |
34650 bytes | -1 byte | zopfli --i10000 --mls16 --bsr12 --lazy --ohh | September 20, 2015 @ 16:28 |
34651 bytes | -2 bytes | zopfli --i10000 --mls4096 --bsr11 --lazy --ohh | September 15, 2015 @ 18:42 |
34653 bytes | -4 bytes | zopfli --i1000 --mls4096 --bsr11 --lazy --ohh | September 14, 2015 @ 15:13 |
34657 bytes | -2 bytes | zopfli --i1000 --mls4096 --bsr7 --lazy --ohh | September 14, 2015 @ 14:38 |
34659 bytes | – | zopfli --i100 --mls4096 --bsr11 --lazy --ohh | September 14, 2015 @ 12:50 |
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 | 34677 | 34678 | 34676 | 34677 | 34677 | 34678 | 34679 | 34685 | 34682 | 34686 | 34689 | 34670 | 34669 | 34653 | 34682 |
4 | 34678 | 34661 | 34667 | 34683 | 34665 | 34670 | 34677 | 34679 | 34670 | 34670 | 34670 | 34671 | 34675 | 34682 | 34678 |
6 | 34662 | 34675 | 34664 | 34648 | 34674 | 34673 | 34671 | 34674 | 34666 | 34669 | 34670 | 34655 | 34675 | 34660 | 34654 |
7 | 34662 | 34663 | 34663 | 34659 | 34676 | 34657 | 34674 | 34677 | 34668 | 34670 | 34668 | 34655 | 34675 | 34677 | 34677 |
8 | 34670 | 34673 | 34663 | 34676 | 34672 | 34674 | 34674 | 34674 | 34674 | 34673 | 34667 | 34670 | 34676 | 34676 | 34675 |
9 | 34668 | 34670 | 34668 | 34670 | 34673 | 34670 | 34672 | 34673 | 34668 | 34670 | 34673 | 34654 | 34676 | 34677 | 34676 |
10 | 34669 | 34670 | 34670 | 34670 | 34674 | 34670 | 34668 | 34669 | 34668 | 34670 | 34668 | 34670 | 34677 | 34677 | 34677 |
11 | 34668 | 34669 | 34670 | 34670 | 34673 | 34670 | 34668 | 34669 | 34668 | 34670 | 34668 | 34647 | 34675 | 34649 | 34675 |
12 | 34670 | 34672 | 34675 | 34647 | 34673 | 34670 | 34668 | 34669 | 34666 | 34668 | 34668 | 34669 | 34676 | 34677 | 34678 |
13 | 34674 | 34670 | 34673 | 34678 | 34674 | 34670 | 34672 | 34670 | 34666 | 34670 | 34668 | 34670 | 34677 | 34655 | 34676 |
14 | 34669 | 34662 | 34664 | 34647 | 34647 | 34670 | 34671 | 34669 | 34666 | 34670 | 34670 | 34655 | 34677 | 34655 | 34654 |
15 | 34675 | 34675 | 34664 | 34647 | 34669 | 34670 | 34671 | 34670 | 34668 | 34670 | 34669 | 34669 | 34675 | 34655 | 34656 |
16 | 34672 | 34673 | 34674 | 34671 | 34671 | 34670 | 34671 | 34669 | 34668 | 34670 | 34668 | 34656 | 34677 | 34677 | 34677 |
17 | 34673 | 34673 | 34669 | 34670 | 34669 | 34670 | 34672 | 34669 | 34666 | 34670 | 34668 | 34670 | 34676 | 34651 | 34675 |
18 | 34663 | 34675 | 34670 | 34670 | 34673 | 34670 | 34671 | 34669 | 34668 | 34670 | 34668 | 34670 | 34654 | 34677 | 34677 |
19 | 34675 | 34674 | 34670 | 34670 | 34673 | 34670 | 34671 | 34669 | 34666 | 34670 | 34668 | 34654 | 34676 | 34677 | 34677 |
20 | 34675 | 34672 | 34670 | 34670 | 34670 | 34670 | 34672 | 34669 | 34668 | 34669 | 34668 | 34654 | 34676 | 34654 | 34676 |
21 | 34673 | 34673 | 34667 | 34661 | 34671 | 34670 | 34668 | 34669 | 34668 | 34669 | 34669 | 34653 | 34675 | 34654 | 34653 |
22 | 34668 | 34670 | 34669 | 34671 | 34670 | 34670 | 34673 | 34670 | 34666 | 34668 | 34668 | 34670 | 34676 | 34676 | 34678 |
23 | 34658 | 34670 | 34664 | 34670 | 34674 | 34674 | 34669 | 34669 | 34668 | 34668 | 34668 | 34670 | 34675 | 34654 | 34653 |
25 | 34659 | 34668 | 34668 | 34670 | 34673 | 34673 | 34668 | 34669 | 34668 | 34670 | 34673 | 34670 | 34657 | 34675 | 34676 |
30 | 34673 | 34673 | 34665 | 34670 | 34673 | 34670 | 34672 | 34669 | 34666 | 34670 | 34668 | 34669 | 34656 | 34675 | 34675 |
40 | 34673 | 34670 | 34670 | 34670 | 34673 | 34673 | 34672 | 34669 | 34668 | 34670 | 34668 | 34669 | 34676 | 34675 | 34675 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 34659 bytes | – | 100% |
1,000 | 34651 bytes | -8 bytes | 100% |
10,000 | 34649 bytes | -2 bytes | 100% |
100,000 | 34647 bytes | -2 bytes | 2.32% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 34775 bytes | +128 bytes (+0.37%) | +4 bytes |
1 | 34771 bytes | +124 bytes (+0.36%) | – |
2 | 34796 bytes | +149 bytes (+0.43%) | +25 bytes |
3 | 34806 bytes | +159 bytes (+0.46%) | +35 bytes |
4 | 34806 bytes | +159 bytes (+0.46%) | +35 bytes |
5 | 34837 bytes | +190 bytes (+0.55%) | +66 bytes |
6 | 34835 bytes | +188 bytes (+0.54%) | +64 bytes |
7 | 34877 bytes | +230 bytes (+0.66%) | +106 bytes |
8 | 34882 bytes | +235 bytes (+0.68%) | +111 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 25746 bytes | -8901 bytes (-25.69%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 27471 bytes | -7176 bytes (-20.71%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 30712 bytes | -3935 bytes (-11.36%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 30736 bytes | -3911 bytes (-11.29%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 31014 bytes | -3633 bytes (-10.49%) |
LZMA2 (Wikipedia) | xz | xz -9 | 31768 bytes | -2879 bytes (-8.31%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 33139 bytes | -1508 bytes (-4.35%) |