Boot |
48726 bytes (47.6k)
|
CDN |
Baidu |
42635 bytes (41.6k)
|
CDN |
cdnjs |
42625 bytes (41.6k)
|
CDN |
gzip -6 (default) |
42293 bytes (41.3k)
|
local copy |
unpkg |
42261 bytes (41.3k)
|
CDN |
gzip -9 |
42176 bytes (41.2k)
|
local copy |
7zip -mx=9 -tgzip |
40784 bytes (39.8k)
|
local copy |
zultra |
40755 bytes (39.8k)
|
local copy |
libdeflate -12 |
40744 bytes (39.8k)
|
local copy |
pigz -11 -n |
40717 bytes (39.8k)
|
local copy |
kzip -s0 -rn -b8 |
40642 bytes (39.7k)
|
local copy |
Zopfli |
40504 bytes (39.6k)
|
local copy |
Zopfli (defluff) |
40500 bytes (39.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 1024 | --mls1024 |
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 |
---|---|---|---|
Boot | 48726 bytes | 3635aa4ae99d9c5ac5de1da65a723f15 | (invalid) |
cdnjs | 42625 bytes | 3635aa4ae99d9c5ac5de1da65a723f15 | (invalid) |
unpkg | 42261 bytes | 3635aa4ae99d9c5ac5de1da65a723f15 | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 42635 bytes | c016d7e30d275a11c11267184d0642dd | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
40504 bytes | -1 byte | zopfli --i100000 --mls1024 --bsr16 --lazy --ohh | December 21, 2015 @ 12:37 |
40505 bytes | -3 bytes | zopfli --i100000 --mls2048 --bsr14 --lazy --ohh | December 21, 2015 @ 11:43 |
40508 bytes | -2 bytes | zopfli --i10000 --mls1024 --bsr16 --lazy --ohh | October 21, 2015 @ 16:57 |
40510 bytes | -3 bytes | zopfli --i1000 --mls1024 --bsr16 --lazy --ohh | September 21, 2015 @ 01:52 |
40513 bytes | -13 bytes | zopfli --i1000 --mls64 --bsr6 --lazy --ohh | September 21, 2015 @ 01:39 |
40526 bytes | -2 bytes | zopfli --i1000 --mls16 --bsr14 --lazy --ohh | September 21, 2015 @ 01:34 |
40528 bytes | – | zopfli --i100 --mls1024 --bsr16 --lazy --ohh | September 18, 2015 @ 20:58 |
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 | 40635 | 40630 | 40703 | 40635 | 40632 | 40635 | 40630 | 40616 | 40633 | 40709 | 40709 | 40596 | 40708 | 40706 | 40720 |
4 | 40694 | 40696 | 40695 | 40570 | 40691 | 40690 | 40698 | 40694 | 40688 | 40710 | 40709 | 40537 | 40713 | 40613 | 40711 |
6 | 40529 | 40530 | 40685 | 40680 | 40690 | 40511 | 40682 | 40559 | 40680 | 40709 | 40539 | 40704 | 40710 | 40625 | 40724 |
7 | 40688 | 40601 | 40533 | 40561 | 40687 | 40538 | 40541 | 40574 | 40553 | 40709 | 40709 | 40588 | 40707 | 40592 | 40709 |
8 | 40679 | 40570 | 40608 | 40531 | 40681 | 40554 | 40595 | 40563 | 40568 | 40543 | 40561 | 40580 | 40708 | 40566 | 40717 |
9 | 40679 | 40520 | 40567 | 40554 | 40559 | 40527 | 40541 | 40573 | 40594 | 40704 | 40578 | 40703 | 40708 | 40705 | 40706 |
10 | 40556 | 40676 | 40592 | 40564 | 40521 | 40558 | 40621 | 40562 | 40560 | 40568 | 40569 | 40558 | 40706 | 40708 | 40709 |
11 | 40686 | 40557 | 40684 | 40557 | 40597 | 40529 | 40687 | 40586 | 40690 | 40709 | 40525 | 40530 | 40706 | 40615 | 40709 |
12 | 40577 | 40518 | 40563 | 40521 | 40690 | 40554 | 40619 | 40577 | 40574 | 40709 | 40517 | 40571 | 40705 | 40705 | 40581 |
13 | 40544 | 40559 | 40629 | 40522 | 40690 | 40559 | 40569 | 40525 | 40582 | 40709 | 40709 | 40704 | 40709 | 40616 | 40709 |
14 | 40565 | 40516 | 40544 | 40519 | 40690 | 40509 | 40590 | 40683 | 40680 | 40514 | 40505 | 40620 | 40705 | 40616 | 40709 |
15 | 40572 | 40621 | 40575 | 40554 | 40554 | 40548 | 40573 | 40570 | 40588 | 40709 | 40709 | 40702 | 40705 | 40609 | 40722 |
16 | 40523 | 40578 | 40583 | 40538 | 40547 | 40552 | 40673 | 40563 | 40523 | 40504 | 40510 | 40566 | 40710 | 40614 | 40707 |
17 | 40688 | 40525 | 40560 | 40553 | 40573 | 40581 | 40583 | 40572 | 40678 | 40696 | 40568 | 40569 | 40697 | 40616 | 40722 |
18 | 40578 | 40594 | 40691 | 40551 | 40588 | 40565 | 40595 | 40683 | 40575 | 40572 | 40572 | 40570 | 40690 | 40619 | 40707 |
19 | 40571 | 40547 | 40690 | 40548 | 40551 | 40572 | 40590 | 40571 | 40551 | 40695 | 40527 | 40569 | 40712 | 40705 | 40707 |
20 | 40561 | 40624 | 40685 | 40549 | 40564 | 40568 | 40589 | 40569 | 40705 | 40709 | 40709 | 40705 | 40706 | 40618 | 40563 |
21 | 40570 | 40578 | 40578 | 40519 | 40512 | 40556 | 40578 | 40572 | 40563 | 40522 | 40576 | 40580 | 40711 | 40706 | 40708 |
22 | 40560 | 40629 | 40695 | 40547 | 40687 | 40634 | 40577 | 40567 | 40526 | 40709 | 40709 | 40537 | 40708 | 40706 | 40707 |
23 | 40561 | 40523 | 40565 | 40551 | 40688 | 40569 | 40579 | 40556 | 40569 | 40709 | 40576 | 40706 | 40706 | 40601 | 40707 |
25 | 40561 | 40553 | 40560 | 40525 | 40549 | 40556 | 40621 | 40570 | 40545 | 40709 | 40525 | 40594 | 40707 | 40707 | 40577 |
30 | 40575 | 40577 | 40595 | 40548 | 40555 | 40573 | 40556 | 40574 | 40565 | 40574 | 40510 | 40576 | 40713 | 40615 | 40707 |
40 | 40560 | 40547 | 40687 | 40530 | 40562 | 40565 | 40582 | 40578 | 40551 | 40708 | 40709 | 40693 | 40709 | 40611 | 40587 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 40528 bytes | – | 100% |
1,000 | 40510 bytes | -18 bytes | 100% |
10,000 | 40508 bytes | -2 bytes | 100% |
100,000 | 40504 bytes | -4 bytes | 0.58% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 40729 bytes | +225 bytes (+0.56%) | +87 bytes |
1 | 40729 bytes | +225 bytes (+0.56%) | +87 bytes |
2 | 40728 bytes | +224 bytes (+0.55%) | +86 bytes |
3 | 40741 bytes | +237 bytes (+0.59%) | +99 bytes |
4 | 40741 bytes | +237 bytes (+0.59%) | +99 bytes |
5 | 40758 bytes | +254 bytes (+0.63%) | +116 bytes |
6 | 40751 bytes | +247 bytes (+0.61%) | +109 bytes |
7 | 40740 bytes | +236 bytes (+0.58%) | +98 bytes |
8 | 40642 bytes | +138 bytes (+0.34%) | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 32808 bytes | -7696 bytes (-19.00%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 34619 bytes | -5885 bytes (-14.53%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 36085 bytes | -4419 bytes (-10.91%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 36821 bytes | -3683 bytes (-9.09%) |
LZMA2 (Wikipedia) | xz | xz -9 | 37612 bytes | -2892 bytes (-7.14%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 39203 bytes | -1301 bytes (-3.21%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 39271 bytes | -1233 bytes (-3.04%) |