Boot |
61747 bytes (60.3k)
|
CDN |
Baidu |
53568 bytes (52.3k)
|
CDN |
cdnjs |
53561 bytes (52.3k)
|
CDN |
gzip -6 (default) |
53313 bytes (52.1k)
|
local copy |
gzip -9 |
53254 bytes (52.0k)
|
local copy |
Yandex |
53242 bytes (52.0k)
|
CDN |
libdeflate -12 |
50777 bytes (49.6k)
|
local copy |
7zip -mx=9 -tgzip |
50756 bytes (49.6k)
|
local copy |
kzip -s0 -rn -b1 |
50686 bytes (49.5k)
|
local copy |
zultra |
50676 bytes (49.5k)
|
local copy |
pigz -11 -n |
50674 bytes (49.5k)
|
local copy |
Zopfli |
50510 bytes (49.3k)
|
local copy |
Zopfli (defluff) |
50509 bytes (49.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
block splitting recursion | 4 | --bsr4 |
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 | 61747 bytes | 65666ba02155ec0cb55452cf8422dc31 | March 19, 2015 @ 15:36 |
cdnjs | 53561 bytes | 65666ba02155ec0cb55452cf8422dc31 | February 8, 2015 @ 14:45 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 53568 bytes | b8ab51dc9c7792d102bd1957da5d106e | only whitespaces differ | January 7, 2015 @ 10:16 |
Yandex | 53242 bytes | 0e3b3c81adffcf5a26d9b375db055dee |
< (function(_1,_2){var _3=function(){},_4=function(it){for(v [...] > (function(_1,_2){var _3=function(){},_4=function(it){for(v [...] |
June 20, 2013 @ 11:59 |
Size | Improvement | Parameters | Found |
---|---|---|---|
50510 bytes | -2 bytes | zopfli --i1000000 --mls2 --bsr4 --lazy --ohh | February 25, 2020 @ 19:30 |
50512 bytes | -6 bytes | zopfli --i100000 --mls2 --bsr4 --lazy --ohh | December 3, 2015 @ 11:01 |
50518 bytes | -2 bytes | zopfli --i10000 --mls2 --bsr4 --lazy --ohh | October 14, 2015 @ 04:14 |
50520 bytes | -7 bytes | zopfli --i1000 --mls2 --bsr4 --lazy --ohh | September 23, 2015 @ 06:41 |
50527 bytes | -5 bytes | zopfli --i1000 --mls4 --bsr4 --lazy --ohh | September 21, 2015 @ 22:13 |
50532 bytes | – | zopfli --i100 --mls4 --bsr4 --lazy --ohh | September 21, 2015 @ 13:14 |
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 | 50577 | 50540 | 50535 | 50578 | 50577 | 50577 | 50579 | 50577 | 50584 | 50606 | 50604 | 50601 | 50597 | 50606 | 50576 |
4 | 50510 | 50518 | 50537 | 50573 | 50570 | 50583 | 50579 | 50584 | 50578 | 50577 | 50600 | 50577 | 50584 | 50581 | 50578 |
6 | 50556 | 50543 | 50537 | 50573 | 50584 | 50586 | 50573 | 50586 | 50578 | 50570 | 50589 | 50583 | 50600 | 50594 | 50574 |
7 | 50532 | 50593 | 50590 | 50545 | 50574 | 50582 | 50577 | 50574 | 50577 | 50577 | 50597 | 50577 | 50599 | 50586 | 50602 |
8 | 50611 | 50547 | 50557 | 50573 | 50571 | 50581 | 50577 | 50582 | 50577 | 50572 | 50600 | 50586 | 50598 | 50597 | 50620 |
9 | 50548 | 50574 | 50534 | 50572 | 50572 | 50573 | 50576 | 50574 | 50577 | 50571 | 50596 | 50596 | 50600 | 50598 | 50574 |
10 | 50543 | 50533 | 50540 | 50541 | 50575 | 50595 | 50576 | 50574 | 50577 | 50585 | 50587 | 50602 | 50604 | 50594 | 50574 |
11 | 50539 | 50528 | 50596 | 50573 | 50574 | 50582 | 50577 | 50575 | 50577 | 50578 | 50586 | 50602 | 50601 | 50583 | 50603 |
12 | 50552 | 50527 | 50529 | 50573 | 50574 | 50575 | 50575 | 50577 | 50577 | 50573 | 50584 | 50581 | 50599 | 50574 | 50582 |
13 | 50534 | 50529 | 50531 | 50573 | 50573 | 50575 | 50576 | 50578 | 50578 | 50591 | 50589 | 50582 | 50600 | 50604 | 50574 |
14 | 50540 | 50529 | 50550 | 50573 | 50572 | 50575 | 50575 | 50574 | 50577 | 50572 | 50589 | 50600 | 50601 | 50569 | 50579 |
15 | 50568 | 50526 | 50532 | 50574 | 50573 | 50574 | 50577 | 50579 | 50579 | 50572 | 50588 | 50581 | 50606 | 50579 | 50602 |
16 | 50531 | 50532 | 50532 | 50540 | 50573 | 50574 | 50575 | 50574 | 50577 | 50572 | 50589 | 50583 | 50600 | 50569 | 50599 |
17 | 50535 | 50530 | 50539 | 50541 | 50573 | 50573 | 50574 | 50574 | 50577 | 50575 | 50588 | 50582 | 50604 | 50591 | 50601 |
18 | 50532 | 50544 | 50542 | 50576 | 50575 | 50574 | 50578 | 50575 | 50581 | 50571 | 50588 | 50599 | 50603 | 50570 | 50599 |
19 | 50574 | 50537 | 50574 | 50574 | 50574 | 50573 | 50575 | 50578 | 50577 | 50570 | 50589 | 50602 | 50600 | 50574 | 50574 |
20 | 50539 | 50532 | 50539 | 50575 | 50572 | 50574 | 50576 | 50583 | 50577 | 50571 | 50585 | 50576 | 50599 | 50595 | 50602 |
21 | 50574 | 50532 | 50538 | 50574 | 50572 | 50574 | 50575 | 50578 | 50577 | 50571 | 50593 | 50584 | 50600 | 50578 | 50576 |
22 | 50533 | 50540 | 50538 | 50574 | 50574 | 50578 | 50574 | 50583 | 50576 | 50569 | 50583 | 50597 | 50604 | 50597 | 50574 |
23 | 50531 | 50533 | 50536 | 50574 | 50574 | 50578 | 50575 | 50575 | 50578 | 50574 | 50584 | 50600 | 50601 | 50575 | 50602 |
25 | 50570 | 50530 | 50532 | 50572 | 50574 | 50596 | 50573 | 50578 | 50577 | 50573 | 50583 | 50602 | 50599 | 50573 | 50602 |
30 | 50568 | 50576 | 50536 | 50572 | 50575 | 50574 | 50575 | 50581 | 50575 | 50575 | 50589 | 50596 | 50602 | 50590 | 50573 |
40 | 50540 | 50532 | 50540 | 50574 | 50573 | 50574 | 50575 | 50574 | 50578 | 50577 | 50586 | 50597 | 50601 | 50575 | 50574 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 50532 bytes | – | 100% |
1,000 | 50520 bytes | -12 bytes | 100% |
10,000 | 50518 bytes | -2 bytes | 100% |
100,000 | 50512 bytes | -6 bytes | 0.58% |
1,000,000 | 50510 bytes | -2 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 50721 bytes | +211 bytes (+0.42%) | +35 bytes |
1 | 50686 bytes | +176 bytes (+0.35%) | – |
2 | 50698 bytes | +188 bytes (+0.37%) | +12 bytes |
3 | 50729 bytes | +219 bytes (+0.43%) | +43 bytes |
4 | 50766 bytes | +256 bytes (+0.51%) | +80 bytes |
5 | 50791 bytes | +281 bytes (+0.56%) | +105 bytes |
6 | 50773 bytes | +263 bytes (+0.52%) | +87 bytes |
7 | 50786 bytes | +276 bytes (+0.55%) | +100 bytes |
8 | 50773 bytes | +263 bytes (+0.52%) | +87 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 37236 bytes | -13274 bytes (-26.28%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 44077 bytes | -6433 bytes (-12.74%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 45386 bytes | -5124 bytes (-10.14%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 46452 bytes | -4058 bytes (-8.03%) |
LZMA2 (Wikipedia) | xz | xz -9 | 47544 bytes | -2966 bytes (-5.87%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 48994 bytes | -1516 bytes (-3.00%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 49010 bytes | -1500 bytes (-2.97%) |