Boot |
60158 bytes (58.7k)
|
CDN |
cdnjs |
52768 bytes (51.5k)
|
CDN |
gzip -6 (default) |
52432 bytes (51.2k)
|
local copy |
unpkg |
52432 bytes (51.2k)
|
CDN |
52363 bytes (51.1k)
|
CDN | |
gzip -9 |
52328 bytes (51.1k)
|
local copy |
7zip -mx=9 -tgzip |
50691 bytes (49.5k)
|
local copy |
libdeflate -12 |
50687 bytes (49.5k)
|
local copy |
kzip -s0 -rn -b0 |
50672 bytes (49.5k)
|
local copy |
zultra |
50665 bytes (49.5k)
|
local copy |
pigz -11 -n |
50625 bytes (49.4k)
|
local copy |
Zopfli |
50527 bytes (49.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16384 | --mls16384 |
block splitting recursion | 15 | --bsr15 |
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 | 60158 bytes | feeb76d0de3487eb412c1928625e8fca | August 17, 2015 @ 08:56 |
cdnjs | 52768 bytes | feeb76d0de3487eb412c1928625e8fca | August 14, 2015 @ 18:34 |
unpkg | 52432 bytes | feeb76d0de3487eb412c1928625e8fca | July 11, 2016 @ 15:52 |
52363 bytes | feeb76d0de3487eb412c1928625e8fca | August 13, 2015 @ 23:08 |
Size | Improvement | Parameters | Found |
---|---|---|---|
50527 bytes | -2 bytes | zopfli --i100000 --mls16384 --bsr15 --lazy --ohh | October 13, 2015 @ 22:35 |
50529 bytes | -1 byte | zopfli --i10000 --mls16384 --bsr17 --lazy --ohh | September 25, 2015 @ 16:29 |
50530 bytes | -5 bytes | zopfli --i10000 --mls16384 --bsr13 --lazy --ohh | September 17, 2015 @ 10:52 |
50535 bytes | -2 bytes | zopfli --i1000 --mls16384 --bsr13 --lazy --ohh | September 11, 2015 @ 17:18 |
50537 bytes | -2 bytes | zopfli --i1000 --mls16384 --bsr7 --lazy --ohh | September 11, 2015 @ 17:11 |
50539 bytes | -9 bytes | zopfli --i1000 --mls16384 --bsr11 --lazy --ohh | September 11, 2015 @ 16:12 |
50548 bytes | – | zopfli --i100 --mls16384 --bsr13 --lazy --ohh | September 11, 2015 @ 15:14 |
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 | 50598 | 50599 | 50600 | 50602 | 50612 | 50609 | 50612 | 50604 | 50611 | 50604 | 50615 | 50606 | 50610 | 50609 | 50606 |
4 | 50590 | 50549 | 50560 | 50596 | 50551 | 50592 | 50586 | 50586 | 50575 | 50574 | 50588 | 50589 | 50585 | 50566 | 50592 |
6 | 50584 | 50548 | 50529 | 50567 | 50587 | 50579 | 50586 | 50585 | 50589 | 50584 | 50588 | 50584 | 50583 | 50545 | 50598 |
7 | 50551 | 50552 | 50551 | 50567 | 50582 | 50559 | 50568 | 50593 | 50573 | 50574 | 50572 | 50574 | 50576 | 50531 | 50591 |
8 | 50547 | 50545 | 50531 | 50550 | 50546 | 50580 | 50572 | 50572 | 50588 | 50576 | 50587 | 50590 | 50575 | 50543 | 50550 |
9 | 50569 | 50546 | 50566 | 50597 | 50549 | 50591 | 50582 | 50585 | 50562 | 50573 | 50592 | 50574 | 50572 | 50544 | 50595 |
10 | 50543 | 50552 | 50546 | 50559 | 50586 | 50575 | 50572 | 50589 | 50583 | 50573 | 50572 | 50578 | 50579 | 50536 | 50595 |
11 | 50567 | 50553 | 50560 | 50556 | 50559 | 50579 | 50586 | 50585 | 50564 | 50574 | 50572 | 50577 | 50573 | 50536 | 50591 |
12 | 50572 | 50558 | 50563 | 50559 | 50558 | 50580 | 50568 | 50589 | 50573 | 50572 | 50592 | 50584 | 50573 | 50539 | 50551 |
13 | 50572 | 50556 | 50569 | 50579 | 50570 | 50592 | 50584 | 50581 | 50584 | 50577 | 50592 | 50574 | 50574 | 50528 | 50587 |
14 | 50569 | 50570 | 50558 | 50554 | 50551 | 50579 | 50586 | 50573 | 50583 | 50572 | 50588 | 50573 | 50577 | 50546 | 50595 |
15 | 50551 | 50555 | 50551 | 50563 | 50581 | 50571 | 50570 | 50589 | 50560 | 50572 | 50587 | 50574 | 50576 | 50527 | 50596 |
16 | 50569 | 50551 | 50565 | 50560 | 50554 | 50589 | 50557 | 50589 | 50583 | 50573 | 50587 | 50584 | 50589 | 50541 | 50589 |
17 | 50553 | 50552 | 50570 | 50542 | 50541 | 50572 | 50565 | 50577 | 50588 | 50572 | 50574 | 50591 | 50576 | 50527 | 50551 |
18 | 50555 | 50555 | 50561 | 50563 | 50562 | 50578 | 50584 | 50572 | 50583 | 50572 | 50574 | 50584 | 50586 | 50536 | 50596 |
19 | 50555 | 50557 | 50542 | 50557 | 50560 | 50574 | 50587 | 50573 | 50560 | 50575 | 50587 | 50576 | 50576 | 50532 | 50596 |
20 | 50553 | 50554 | 50544 | 50563 | 50561 | 50577 | 50571 | 50588 | 50584 | 50572 | 50587 | 50577 | 50572 | 50537 | 50589 |
21 | 50554 | 50558 | 50562 | 50556 | 50560 | 50579 | 50559 | 50588 | 50573 | 50573 | 50587 | 50574 | 50572 | 50550 | 50590 |
22 | 50555 | 50555 | 50564 | 50559 | 50556 | 50580 | 50558 | 50572 | 50587 | 50570 | 50587 | 50583 | 50590 | 50531 | 50596 |
23 | 50552 | 50552 | 50557 | 50557 | 50557 | 50580 | 50571 | 50586 | 50572 | 50576 | 50588 | 50576 | 50572 | 50535 | 50600 |
25 | 50570 | 50555 | 50567 | 50578 | 50570 | 50577 | 50571 | 50572 | 50563 | 50577 | 50574 | 50584 | 50573 | 50530 | 50589 |
30 | 50583 | 50553 | 50567 | 50561 | 50557 | 50580 | 50564 | 50588 | 50588 | 50574 | 50574 | 50585 | 50573 | 50548 | 50590 |
40 | 50570 | 50555 | 50591 | 50560 | 50560 | 50572 | 50582 | 50582 | 50583 | 50567 | 50587 | 50587 | 50576 | 50527 | 50589 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 50548 bytes | – | 100% |
1,000 | 50533 bytes | -15 bytes | 100% |
10,000 | 50529 bytes | -4 bytes | 100% |
100,000 | 50527 bytes | -2 bytes | 2.90% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 50672 bytes | +145 bytes (+0.29%) | – |
1 | 50672 bytes | +145 bytes (+0.29%) | – |
2 | 50696 bytes | +169 bytes (+0.33%) | +24 bytes |
3 | 50691 bytes | +164 bytes (+0.32%) | +19 bytes |
4 | 50710 bytes | +183 bytes (+0.36%) | +38 bytes |
5 | 50730 bytes | +203 bytes (+0.40%) | +58 bytes |
6 | 50721 bytes | +194 bytes (+0.38%) | +49 bytes |
7 | 50745 bytes | +218 bytes (+0.43%) | +73 bytes |
8 | 50788 bytes | +261 bytes (+0.52%) | +116 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39540 bytes | -10987 bytes (-21.74%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 41664 bytes | -8863 bytes (-17.54%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 42881 bytes | -7646 bytes (-15.13%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 46132 bytes | -4395 bytes (-8.70%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 46963 bytes | -3564 bytes (-7.05%) |
LZMA2 (Wikipedia) | xz | xz -9 | 47504 bytes | -3023 bytes (-5.98%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 48927 bytes | -1600 bytes (-3.17%) |