Boot |
48719 bytes (47.6k)
|
CDN |
Baidu |
42628 bytes (41.6k)
|
CDN |
cdnjs |
42622 bytes (41.6k)
|
CDN |
gzip -6 (default) |
42294 bytes (41.3k)
|
local copy |
unpkg |
42267 bytes (41.3k)
|
CDN |
gzip -9 |
42179 bytes (41.2k)
|
local copy |
7zip -mx=9 -tgzip |
40786 bytes (39.8k)
|
local copy |
libdeflate -12 |
40755 bytes (39.8k)
|
local copy |
zultra |
40736 bytes (39.8k)
|
local copy |
pigz -11 -n |
40725 bytes (39.8k)
|
local copy |
kzip -s0 -rn -b8 |
40641 bytes (39.7k)
|
local copy |
Zopfli |
40498 bytes (39.5k)
|
local copy |
Zopfli (defluff) |
40496 bytes (39.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
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 | 48719 bytes | 833fd80464e37d80484782fcfc01fce8 | (invalid) |
cdnjs | 42622 bytes | 833fd80464e37d80484782fcfc01fce8 | (invalid) |
unpkg | 42267 bytes | 833fd80464e37d80484782fcfc01fce8 | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 42628 bytes | 9cf522b2f811b8f21ded232e853df321 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
40498 bytes | -6 bytes | zopfli --i100000 --mls64 --bsr14 --lazy --ohh | December 21, 2015 @ 11:33 |
40504 bytes | -1 byte | zopfli --i10000 --mls64 --bsr14 --lazy --ohh | November 23, 2015 @ 16:06 |
40505 bytes | -3 bytes | zopfli --i10000 --mls512 --bsr6 --lazy --ohh | November 23, 2015 @ 15:59 |
40508 bytes | -1 byte | zopfli --i1000 --mls512 --bsr6 --lazy --ohh | September 20, 2015 @ 20:11 |
40509 bytes | -7 bytes | zopfli --i1000 --mls64 --bsr14 --lazy --ohh | September 20, 2015 @ 20:05 |
40516 bytes | -4 bytes | zopfli --i1000 --mls16 --bsr6 --lazy --ohh | September 20, 2015 @ 20:02 |
40520 bytes | -6 bytes | zopfli --i1000 --mls16 --bsr12 --lazy --ohh | September 20, 2015 @ 20:01 |
40526 bytes | – | zopfli --i100 --mls64 --bsr14 --lazy --ohh | September 18, 2015 @ 20:01 |
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 | 40620 | 40635 | 40634 | 40587 | 40633 | 40637 | 40626 | 40685 | 40632 | 40709 | 40710 | 40630 | 40710 | 40710 | 40722 |
4 | 40681 | 40695 | 40693 | 40562 | 40682 | 40690 | 40686 | 40668 | 40614 | 40712 | 40707 | 40541 | 40714 | 40616 | 40695 |
6 | 40534 | 40521 | 40557 | 40508 | 40681 | 40533 | 40679 | 40680 | 40500 | 40711 | 40711 | 40613 | 40714 | 40556 | 40717 |
7 | 40684 | 40596 | 40555 | 40604 | 40676 | 40522 | 40550 | 40552 | 40677 | 40582 | 40709 | 40577 | 40718 | 40580 | 40580 |
8 | 40687 | 40592 | 40600 | 40582 | 40675 | 40539 | 40542 | 40515 | 40568 | 40532 | 40516 | 40581 | 40709 | 40641 | 40711 |
9 | 40683 | 40607 | 40676 | 40531 | 40571 | 40526 | 40558 | 40677 | 40593 | 40703 | 40576 | 40701 | 40710 | 40580 | 40689 |
10 | 40554 | 40589 | 40673 | 40591 | 40521 | 40547 | 40568 | 40553 | 40560 | 40566 | 40567 | 40577 | 40714 | 40615 | 40689 |
11 | 40559 | 40545 | 40544 | 40534 | 40686 | 40537 | 40619 | 40575 | 40578 | 40529 | 40530 | 40594 | 40708 | 40612 | 40718 |
12 | 40587 | 40559 | 40520 | 40516 | 40686 | 40522 | 40582 | 40580 | 40574 | 40532 | 40523 | 40591 | 40708 | 40615 | 40699 |
13 | 40543 | 40557 | 40546 | 40534 | 40591 | 40586 | 40551 | 40572 | 40529 | 40708 | 40703 | 40581 | 40709 | 40711 | 40591 |
14 | 40555 | 40555 | 40546 | 40532 | 40683 | 40498 | 40567 | 40531 | 40571 | 40527 | 40565 | 40557 | 40711 | 40613 | 40715 |
15 | 40558 | 40562 | 40538 | 40562 | 40539 | 40553 | 40563 | 40684 | 40590 | 40709 | 40710 | 40572 | 40698 | 40582 | 40714 |
16 | 40529 | 40559 | 40689 | 40542 | 40542 | 40539 | 40568 | 40586 | 40696 | 40520 | 40702 | 40560 | 40727 | 40576 | 40690 |
17 | 40684 | 40556 | 40573 | 40538 | 40525 | 40514 | 40565 | 40675 | 40564 | 40695 | 40697 | 40573 | 40708 | 40581 | 40709 |
18 | 40561 | 40630 | 40559 | 40547 | 40548 | 40560 | 40566 | 40580 | 40575 | 40571 | 40576 | 40585 | 40578 | 40581 | 40691 |
19 | 40561 | 40560 | 40560 | 40555 | 40548 | 40526 | 40621 | 40526 | 40696 | 40697 | 40696 | 40555 | 40695 | 40645 | 40580 |
20 | 40687 | 40625 | 40553 | 40689 | 40534 | 40545 | 40581 | 40577 | 40598 | 40709 | 40704 | 40580 | 40719 | 40573 | 40709 |
21 | 40561 | 40586 | 40577 | 40537 | 40574 | 40523 | 40531 | 40571 | 40577 | 40527 | 40577 | 40580 | 40711 | 40617 | 40596 |
22 | 40594 | 40673 | 40560 | 40548 | 40590 | 40549 | 40562 | 40597 | 40527 | 40711 | 40710 | 40582 | 40712 | 40614 | 40588 |
23 | 40586 | 40536 | 40543 | 40547 | 40571 | 40545 | 40586 | 40563 | 40532 | 40529 | 40576 | 40585 | 40709 | 40580 | 40716 |
25 | 40553 | 40538 | 40546 | 40545 | 40585 | 40532 | 40567 | 40586 | 40556 | 40710 | 40527 | 40590 | 40694 | 40583 | 40715 |
30 | 40575 | 40557 | 40583 | 40549 | 40508 | 40544 | 40553 | 40571 | 40572 | 40528 | 40580 | 40590 | 40718 | 40613 | 40691 |
40 | 40683 | 40537 | 40578 | 40537 | 40568 | 40590 | 40582 | 40570 | 40695 | 40572 | 40703 | 40573 | 40710 | 40610 | 40592 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 40526 bytes | – | 100% |
1,000 | 40508 bytes | -18 bytes | 100% |
10,000 | 40504 bytes | -4 bytes | 100% |
100,000 | 40498 bytes | -6 bytes | 0.58% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 40727 bytes | +229 bytes (+0.57%) | +86 bytes |
1 | 40737 bytes | +239 bytes (+0.59%) | +96 bytes |
2 | 40728 bytes | +230 bytes (+0.57%) | +87 bytes |
3 | 40741 bytes | +243 bytes (+0.60%) | +100 bytes |
4 | 40732 bytes | +234 bytes (+0.58%) | +91 bytes |
5 | 40760 bytes | +262 bytes (+0.65%) | +119 bytes |
6 | 40747 bytes | +249 bytes (+0.61%) | +106 bytes |
7 | 40734 bytes | +236 bytes (+0.58%) | +93 bytes |
8 | 40641 bytes | +143 bytes (+0.35%) | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 32825 bytes | -7673 bytes (-18.95%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 34621 bytes | -5877 bytes (-14.51%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 36121 bytes | -4377 bytes (-10.81%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 36810 bytes | -3688 bytes (-9.11%) |
LZMA2 (Wikipedia) | xz | xz -9 | 37632 bytes | -2866 bytes (-7.08%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 39206 bytes | -1292 bytes (-3.19%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 39279 bytes | -1219 bytes (-3.01%) |