unpkg |
39834 bytes (38.9k)
|
CDN |
Boot |
39115 bytes (38.2k)
|
CDN |
cdnjs |
34199 bytes (33.4k)
|
CDN |
gzip -6 (default) |
34002 bytes (33.2k)
|
local copy |
gzip -9 |
33939 bytes (33.1k)
|
local copy |
libdeflate -12 |
32821 bytes (32.1k)
|
local copy |
7zip -mx=9 -tgzip |
32751 bytes (32.0k)
|
local copy |
zultra |
32712 bytes (31.9k)
|
local copy |
kzip -s0 -rn -b4 |
32710 bytes (31.9k)
|
local copy |
pigz -11 -n |
32705 bytes (31.9k)
|
local copy |
Zopfli |
32645 bytes (31.9k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 16 | --bsr16 |
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 |
---|---|---|---|
unpkg | 39834 bytes | 94fbbc9116995db775c8b22e8c53297f | (invalid) |
Boot | 39115 bytes | 94fbbc9116995db775c8b22e8c53297f | (invalid) |
cdnjs | 34199 bytes | 94fbbc9116995db775c8b22e8c53297f | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
32645 bytes | -4 bytes | zopfli --i1000000 --mls4 --bsr16 --lazy --ohh | March 6, 2019 @ 00:41 |
32649 bytes | -3 bytes | zopfli --i100000 --mls4 --bsr16 --lazy --ohh | March 5, 2019 @ 17:05 |
32652 bytes | -3 bytes | zopfli --i10000 --mls4 --bsr16 --lazy --ohh | March 5, 2019 @ 16:29 |
32655 bytes | -4 bytes | zopfli --i1000 --mls4 --bsr16 --lazy --ohh | March 5, 2019 @ 15:59 |
32659 bytes | -4 bytes | zopfli --i1000 --mls2 --bsr25 --lazy --ohh | March 5, 2019 @ 15:24 |
32663 bytes | – | zopfli --i100 --mls4 --bsr16 --lazy --ohh | March 5, 2019 @ 14:26 |
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 | 32685 | 32678 | 32685 | 32693 | 32688 | 32687 | 32696 | 32694 | 32690 | 32691 | 32704 | 32668 | 32672 | 32678 | 32676 |
4 | 32677 | 32685 | 32680 | 32682 | 32677 | 32677 | 32700 | 32695 | 32687 | 32687 | 32675 | 32678 | 32668 | 32677 | 32691 |
6 | 32674 | 32683 | 32682 | 32681 | 32687 | 32691 | 32692 | 32686 | 32686 | 32692 | 32689 | 32680 | 32669 | 32667 | 32693 |
7 | 32677 | 32677 | 32677 | 32678 | 32676 | 32678 | 32693 | 32683 | 32699 | 32691 | 32686 | 32679 | 32672 | 32683 | 32683 |
8 | 32685 | 32677 | 32677 | 32695 | 32684 | 32678 | 32686 | 32694 | 32688 | 32689 | 32670 | 32667 | 32669 | 32670 | 32684 |
9 | 32670 | 32696 | 32678 | 32678 | 32678 | 32692 | 32689 | 32689 | 32687 | 32689 | 32685 | 32670 | 32670 | 32667 | 32692 |
10 | 32676 | 32677 | 32677 | 32679 | 32679 | 32684 | 32693 | 32690 | 32686 | 32689 | 32687 | 32671 | 32670 | 32667 | 32686 |
11 | 32663 | 32653 | 32678 | 32678 | 32677 | 32677 | 32687 | 32686 | 32692 | 32689 | 32687 | 32673 | 32669 | 32676 | 32670 |
12 | 32674 | 32664 | 32679 | 32678 | 32678 | 32691 | 32685 | 32690 | 32688 | 32685 | 32684 | 32669 | 32669 | 32668 | 32670 |
13 | 32670 | 32653 | 32677 | 32682 | 32677 | 32679 | 32693 | 32689 | 32687 | 32690 | 32685 | 32672 | 32669 | 32667 | 32686 |
14 | 32672 | 32677 | 32677 | 32678 | 32674 | 32693 | 32695 | 32688 | 32687 | 32692 | 32678 | 32673 | 32668 | 32668 | 32686 |
15 | 32663 | 32663 | 32665 | 32672 | 32674 | 32678 | 32693 | 32686 | 32688 | 32686 | 32676 | 32670 | 32668 | 32676 | 32670 |
16 | 32653 | 32645 | 32661 | 32682 | 32678 | 32691 | 32698 | 32691 | 32687 | 32687 | 32678 | 32672 | 32669 | 32669 | 32684 |
17 | 32674 | 32697 | 32678 | 32681 | 32678 | 32692 | 32686 | 32684 | 32694 | 32689 | 32676 | 32671 | 32667 | 32668 | 32695 |
18 | 32654 | 32697 | 32691 | 32701 | 32699 | 32688 | 32686 | 32688 | 32688 | 32689 | 32676 | 32674 | 32667 | 32677 | 32689 |
19 | 32664 | 32654 | 32677 | 32682 | 32671 | 32699 | 32688 | 32690 | 32687 | 32689 | 32679 | 32672 | 32673 | 32679 | 32685 |
20 | 32654 | 32654 | 32678 | 32682 | 32678 | 32702 | 32701 | 32687 | 32688 | 32689 | 32676 | 32671 | 32668 | 32667 | 32691 |
21 | 32699 | 32695 | 32694 | 32693 | 32687 | 32692 | 32687 | 32685 | 32686 | 32689 | 32672 | 32670 | 32670 | 32668 | 32689 |
22 | 32662 | 32699 | 32661 | 32682 | 32674 | 32692 | 32692 | 32685 | 32688 | 32691 | 32677 | 32673 | 32667 | 32667 | 32669 |
23 | 32670 | 32650 | 32678 | 32678 | 32673 | 32678 | 32687 | 32689 | 32688 | 32690 | 32686 | 32673 | 32675 | 32667 | 32684 |
25 | 32655 | 32696 | 32663 | 32682 | 32690 | 32690 | 32686 | 32684 | 32686 | 32692 | 32679 | 32671 | 32668 | 32668 | 32669 |
30 | 32691 | 32694 | 32678 | 32692 | 32687 | 32691 | 32690 | 32691 | 32688 | 32685 | 32676 | 32678 | 32669 | 32667 | 32684 |
40 | 32663 | 32664 | 32663 | 32678 | 32679 | 32692 | 32693 | 32686 | 32688 | 32692 | 32676 | 32672 | 32668 | 32668 | 32682 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 32663 bytes | – | 100% |
1,000 | 32655 bytes | -8 bytes | 100% |
10,000 | 32652 bytes | -3 bytes | 100% |
100,000 | 32649 bytes | -3 bytes | 0.58% |
1,000,000 | 32645 bytes | -4 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 32781 bytes | +136 bytes (+0.42%) | +71 bytes |
1 | 32783 bytes | +138 bytes (+0.42%) | +73 bytes |
2 | 32786 bytes | +141 bytes (+0.43%) | +76 bytes |
3 | 32772 bytes | +127 bytes (+0.39%) | +62 bytes |
4 | 32710 bytes | +65 bytes (+0.20%) | – |
5 | 32712 bytes | +67 bytes (+0.21%) | +2 bytes |
6 | 32741 bytes | +96 bytes (+0.29%) | +31 bytes |
7 | 32741 bytes | +96 bytes (+0.29%) | +31 bytes |
8 | 32771 bytes | +126 bytes (+0.39%) | +61 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 26875 bytes | -5770 bytes (-17.67%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 27914 bytes | -4731 bytes (-14.49%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 28958 bytes | -3687 bytes (-11.29%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 30629 bytes | -2016 bytes (-6.18%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 31238 bytes | -1407 bytes (-4.31%) |
LZMA2 (Wikipedia) | xz | xz -9 | 31416 bytes | -1229 bytes (-3.76%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 32058 bytes | -587 bytes (-1.80%) |