Boot |
48721 bytes (47.6k)
|
CDN |
Baidu |
42630 bytes (41.6k)
|
CDN |
cdnjs |
42624 bytes (41.6k)
|
CDN |
gzip -6 (default) |
42296 bytes (41.3k)
|
local copy |
unpkg |
42270 bytes (41.3k)
|
CDN |
jsdelivr |
42206 bytes (41.2k)
|
CDN |
gzip -9 |
42181 bytes (41.2k)
|
local copy |
7zip -mx=9 -tgzip |
40788 bytes (39.8k)
|
local copy |
libdeflate -12 |
40757 bytes (39.8k)
|
local copy |
zultra |
40738 bytes (39.8k)
|
local copy |
pigz -11 -n |
40730 bytes (39.8k)
|
local copy |
kzip -s0 -rn -b8 |
40641 bytes (39.7k)
|
local copy |
Zopfli |
40494 bytes (39.5k)
|
local copy |
Zopfli (defluff) |
40491 bytes (39.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2048 | --mls2048 |
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 | 48721 bytes | 7ae8374847e3106ecab25e44afb4d1fd | (invalid) |
cdnjs | 42624 bytes | 7ae8374847e3106ecab25e44afb4d1fd | (invalid) |
unpkg | 42270 bytes | 7ae8374847e3106ecab25e44afb4d1fd | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 42630 bytes | eabf2fd2f69de28b418de95bf39081b0 | only whitespaces differ | (invalid) |
jsdelivr | 42206 bytes | eabf2fd2f69de28b418de95bf39081b0 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
40494 bytes | -6 bytes | zopfli --i100000 --mls2048 --bsr16 --lazy --ohh | November 23, 2015 @ 17:01 |
40500 bytes | -5 bytes | zopfli --i10000 --mls2048 --bsr16 --lazy --ohh | November 23, 2015 @ 16:00 |
40505 bytes | -8 bytes | zopfli --i1000 --mls2048 --bsr16 --lazy --ohh | September 20, 2015 @ 19:36 |
40513 bytes | -1 byte | zopfli --i1000 --mls64 --bsr14 --lazy --ohh | September 20, 2015 @ 19:19 |
40514 bytes | -8 bytes | zopfli --i1000 --mls64 --bsr6 --lazy --ohh | September 20, 2015 @ 19:15 |
40522 bytes | – | zopfli --i100 --mls2048 --bsr16 --lazy --ohh | September 18, 2015 @ 20:34 |
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 | 40623 | 40638 | 40636 | 40689 | 40635 | 40635 | 40645 | 40687 | 40640 | 40711 | 40712 | 40632 | 40713 | 40684 | 40723 |
4 | 40686 | 40697 | 40696 | 40564 | 40693 | 40692 | 40690 | 40676 | 40675 | 40712 | 40714 | 40644 | 40716 | 40620 | 40696 |
6 | 40536 | 40540 | 40560 | 40537 | 40567 | 40511 | 40680 | 40681 | 40681 | 40713 | 40713 | 40616 | 40719 | 40553 | 40722 |
7 | 40697 | 40597 | 40559 | 40607 | 40549 | 40532 | 40681 | 40555 | 40679 | 40579 | 40711 | 40558 | 40716 | 40582 | 40584 |
8 | 40690 | 40590 | 40596 | 40591 | 40678 | 40542 | 40549 | 40536 | 40570 | 40534 | 40519 | 40585 | 40712 | 40565 | 40714 |
9 | 40686 | 40615 | 40681 | 40534 | 40573 | 40609 | 40542 | 40679 | 40593 | 40704 | 40582 | 40702 | 40711 | 40619 | 40692 |
10 | 40558 | 40560 | 40542 | 40607 | 40543 | 40563 | 40570 | 40556 | 40561 | 40567 | 40570 | 40587 | 40717 | 40617 | 40691 |
11 | 40562 | 40547 | 40557 | 40544 | 40686 | 40540 | 40622 | 40577 | 40575 | 40712 | 40540 | 40596 | 40711 | 40621 | 40721 |
12 | 40596 | 40559 | 40524 | 40514 | 40568 | 40523 | 40586 | 40582 | 40574 | 40535 | 40529 | 40572 | 40711 | 40584 | 40699 |
13 | 40525 | 40572 | 40572 | 40539 | 40561 | 40557 | 40580 | 40588 | 40536 | 40712 | 40704 | 40584 | 40711 | 40716 | 40692 |
14 | 40555 | 40561 | 40548 | 40552 | 40563 | 40509 | 40581 | 40531 | 40572 | 40529 | 40568 | 40583 | 40583 | 40612 | 40717 |
15 | 40561 | 40565 | 40601 | 40563 | 40545 | 40553 | 40565 | 40567 | 40591 | 40712 | 40713 | 40588 | 40710 | 40582 | 40724 |
16 | 40529 | 40557 | 40689 | 40558 | 40543 | 40546 | 40569 | 40592 | 40698 | 40522 | 40494 | 40581 | 40665 | 40615 | 40712 |
17 | 40686 | 40556 | 40574 | 40538 | 40526 | 40546 | 40583 | 40691 | 40566 | 40698 | 40697 | 40578 | 40711 | 40582 | 40697 |
18 | 40564 | 40697 | 40562 | 40550 | 40549 | 40561 | 40592 | 40582 | 40565 | 40572 | 40580 | 40586 | 40581 | 40584 | 40589 |
19 | 40563 | 40561 | 40552 | 40539 | 40628 | 40521 | 40634 | 40559 | 40565 | 40697 | 40697 | 40555 | 40718 | 40592 | 40582 |
20 | 40688 | 40628 | 40556 | 40692 | 40534 | 40547 | 40581 | 40579 | 40600 | 40712 | 40705 | 40594 | 40711 | 40576 | 40712 |
21 | 40564 | 40591 | 40545 | 40539 | 40532 | 40543 | 40532 | 40535 | 40573 | 40530 | 40579 | 40581 | 40713 | 40622 | 40600 |
22 | 40684 | 40674 | 40674 | 40538 | 40687 | 40547 | 40580 | 40587 | 40529 | 40712 | 40582 | 40583 | 40710 | 40628 | 40591 |
23 | 40589 | 40539 | 40541 | 40548 | 40575 | 40541 | 40589 | 40590 | 40535 | 40712 | 40581 | 40587 | 40711 | 40583 | 40718 |
25 | 40556 | 40540 | 40547 | 40546 | 40570 | 40532 | 40579 | 40570 | 40558 | 40711 | 40530 | 40592 | 40710 | 40583 | 40717 |
30 | 40576 | 40561 | 40583 | 40539 | 40538 | 40516 | 40558 | 40532 | 40574 | 40520 | 40582 | 40586 | 40710 | 40615 | 40691 |
40 | 40686 | 40537 | 40543 | 40515 | 40573 | 40589 | 40599 | 40571 | 40699 | 40712 | 40705 | 40574 | 40710 | 40614 | 40596 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 40522 bytes | – | 100% |
1,000 | 40505 bytes | -17 bytes | 100% |
10,000 | 40500 bytes | -5 bytes | 100% |
100,000 | 40494 bytes | -6 bytes | 0.29% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 40725 bytes | +231 bytes (+0.57%) | +84 bytes |
1 | 40739 bytes | +245 bytes (+0.61%) | +98 bytes |
2 | 40723 bytes | +229 bytes (+0.57%) | +82 bytes |
3 | 40740 bytes | +246 bytes (+0.61%) | +99 bytes |
4 | 40738 bytes | +244 bytes (+0.60%) | +97 bytes |
5 | 40759 bytes | +265 bytes (+0.65%) | +118 bytes |
6 | 40750 bytes | +256 bytes (+0.63%) | +109 bytes |
7 | 40736 bytes | +242 bytes (+0.60%) | +95 bytes |
8 | 40641 bytes | +147 bytes (+0.36%) | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 32828 bytes | -7666 bytes (-18.93%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 34627 bytes | -5867 bytes (-14.49%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 36126 bytes | -4368 bytes (-10.79%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 36861 bytes | -3633 bytes (-8.97%) |
LZMA2 (Wikipedia) | xz | xz -9 | 37636 bytes | -2858 bytes (-7.06%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 39205 bytes | -1289 bytes (-3.18%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 39281 bytes | -1213 bytes (-3.00%) |