Boot |
48776 bytes (47.6k)
|
CDN |
Baidu |
42678 bytes (41.7k)
|
CDN |
cdnjs |
42668 bytes (41.7k)
|
CDN |
gzip -6 (default) |
42333 bytes (41.3k)
|
local copy |
unpkg |
42294 bytes (41.3k)
|
CDN |
gzip -9 |
42211 bytes (41.2k)
|
local copy |
7zip -mx=9 -tgzip |
40841 bytes (39.9k)
|
local copy |
libdeflate -12 |
40817 bytes (39.9k)
|
local copy |
zultra |
40801 bytes (39.8k)
|
local copy |
pigz -11 -n |
40790 bytes (39.8k)
|
local copy |
kzip -s0 -rn -b8 |
40707 bytes (39.8k)
|
local copy |
Zopfli |
40585 bytes (39.6k)
|
local copy |
Zopfli (defluff) |
40583 bytes (39.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 128 | --mls128 |
block splitting recursion | 40 | --bsr40 |
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 | 48776 bytes | 65b8f41bbb8366cd54930c9d896a0563 | (invalid) |
cdnjs | 42668 bytes | 65b8f41bbb8366cd54930c9d896a0563 | (invalid) |
unpkg | 42294 bytes | 65b8f41bbb8366cd54930c9d896a0563 | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 42678 bytes | 4faccd9e71a18175fc05c9ccd629dc09 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
40585 bytes | -3 bytes | zopfli --i100000 --mls128 --bsr40 --lazy --ohh | December 21, 2015 @ 12:09 |
40588 bytes | -8 bytes | zopfli --i10000 --mls128 --bsr40 --lazy --ohh | November 23, 2015 @ 17:14 |
40596 bytes | -3 bytes | zopfli --i1000 --mls8 --bsr13 --lazy --ohh | September 20, 2015 @ 16:22 |
40599 bytes | -8 bytes | zopfli --i1000 --mls16 --bsr15 --lazy --ohh | September 20, 2015 @ 16:19 |
40607 bytes | – | zopfli --i100 --mls16 --bsr7 --lazy --ohh | September 18, 2015 @ 19:46 |
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 | 40758 | 40749 | 40755 | 40674 | 40711 | 40701 | 40757 | 40757 | 40766 | 40782 | 40670 | 40689 | 40781 | 40775 | 40753 |
4 | 40750 | 40749 | 40757 | 40754 | 40749 | 40740 | 40742 | 40743 | 40753 | 40683 | 40783 | 40765 | 40786 | 40661 | 40779 |
6 | 40618 | 40647 | 40646 | 40645 | 40749 | 40750 | 40625 | 40756 | 40760 | 40781 | 40781 | 40774 | 40776 | 40664 | 40791 |
7 | 40759 | 40753 | 40752 | 40595 | 40753 | 40752 | 40752 | 40610 | 40751 | 40775 | 40782 | 40774 | 40784 | 40765 | 40765 |
8 | 40749 | 40679 | 40604 | 40749 | 40655 | 40752 | 40633 | 40756 | 40751 | 40782 | 40658 | 40651 | 40781 | 40774 | 40769 |
9 | 40631 | 40676 | 40748 | 40756 | 40754 | 40654 | 40622 | 40653 | 40664 | 40773 | 40781 | 40774 | 40776 | 40651 | 40651 |
10 | 40632 | 40700 | 40614 | 40698 | 40663 | 40628 | 40642 | 40625 | 40665 | 40783 | 40784 | 40773 | 40781 | 40757 | 40777 |
11 | 40596 | 40690 | 40623 | 40674 | 40621 | 40644 | 40602 | 40648 | 40684 | 40621 | 40629 | 40664 | 40789 | 40667 | 40656 |
12 | 40631 | 40633 | 40621 | 40687 | 40627 | 40665 | 40608 | 40651 | 40605 | 40784 | 40649 | 40651 | 40780 | 40692 | 40778 |
13 | 40628 | 40679 | 40593 | 40609 | 40645 | 40624 | 40648 | 40650 | 40773 | 40781 | 40773 | 40774 | 40777 | 40780 | 40778 |
14 | 40658 | 40623 | 40609 | 40636 | 40634 | 40635 | 40640 | 40643 | 40656 | 40642 | 40650 | 40638 | 40768 | 40649 | 40777 |
15 | 40624 | 40623 | 40619 | 40593 | 40681 | 40605 | 40648 | 40631 | 40756 | 40655 | 40771 | 40649 | 40782 | 40655 | 40788 |
16 | 40585 | 40593 | 40615 | 40606 | 40610 | 40622 | 40629 | 40628 | 40662 | 40781 | 40771 | 40773 | 40781 | 40650 | 40778 |
17 | 40624 | 40621 | 40596 | 40618 | 40605 | 40616 | 40651 | 40757 | 40648 | 40773 | 40770 | 40772 | 40781 | 40769 | 40791 |
18 | 40624 | 40624 | 40628 | 40695 | 40620 | 40623 | 40661 | 40756 | 40629 | 40781 | 40772 | 40663 | 40782 | 40658 | 40777 |
19 | 40660 | 40623 | 40635 | 40630 | 40611 | 40653 | 40616 | 40646 | 40683 | 40655 | 40649 | 40774 | 40777 | 40649 | 40774 |
20 | 40609 | 40627 | 40626 | 40621 | 40611 | 40627 | 40629 | 40758 | 40629 | 40781 | 40774 | 40774 | 40783 | 40664 | 40767 |
21 | 40606 | 40626 | 40626 | 40621 | 40662 | 40623 | 40627 | 40645 | 40631 | 40775 | 40775 | 40643 | 40782 | 40661 | 40770 |
22 | 40617 | 40622 | 40605 | 40620 | 40595 | 40629 | 40625 | 40639 | 40630 | 40774 | 40782 | 40686 | 40782 | 40651 | 40772 |
23 | 40760 | 40623 | 40621 | 40642 | 40642 | 40643 | 40622 | 40643 | 40658 | 40783 | 40772 | 40776 | 40779 | 40654 | 40773 |
25 | 40622 | 40623 | 40624 | 40619 | 40623 | 40657 | 40639 | 40646 | 40695 | 40775 | 40782 | 40646 | 40778 | 40659 | 40777 |
30 | 40761 | 40633 | 40625 | 40622 | 40646 | 40757 | 40621 | 40649 | 40677 | 40781 | 40651 | 40774 | 40783 | 40667 | 40767 |
40 | 40638 | 40683 | 40621 | 40648 | 40617 | 40653 | 40585 | 40644 | 40653 | 40773 | 40638 | 40647 | 40776 | 40664 | 40650 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 40604 bytes | – | 100% |
1,000 | 40596 bytes | -8 bytes | 100% |
10,000 | 40588 bytes | -8 bytes | 100% |
100,000 | 40585 bytes | -3 bytes | 0.58% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 40792 bytes | +207 bytes (+0.51%) | +85 bytes |
1 | 40801 bytes | +216 bytes (+0.53%) | +94 bytes |
2 | 40789 bytes | +204 bytes (+0.50%) | +82 bytes |
3 | 40802 bytes | +217 bytes (+0.53%) | +95 bytes |
4 | 40801 bytes | +216 bytes (+0.53%) | +94 bytes |
5 | 40827 bytes | +242 bytes (+0.60%) | +120 bytes |
6 | 40820 bytes | +235 bytes (+0.58%) | +113 bytes |
7 | 40802 bytes | +217 bytes (+0.53%) | +95 bytes |
8 | 40707 bytes | +122 bytes (+0.30%) | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 32881 bytes | -7704 bytes (-18.98%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 34705 bytes | -5880 bytes (-14.49%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 36153 bytes | -4432 bytes (-10.92%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 36963 bytes | -3622 bytes (-8.92%) |
LZMA2 (Wikipedia) | xz | xz -9 | 37688 bytes | -2897 bytes (-7.14%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 39245 bytes | -1340 bytes (-3.30%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 39343 bytes | -1242 bytes (-3.06%) |