Boot |
57144 bytes (55.8k)
|
CDN |
Baidu |
50102 bytes (48.9k)
|
CDN |
cdnjs |
50095 bytes (48.9k)
|
CDN |
unpkg |
49713 bytes (48.5k)
|
CDN |
gzip -6 (default) |
49696 bytes (48.5k)
|
local copy |
gzip -9 |
49526 bytes (48.4k)
|
local copy |
libdeflate -12 |
47965 bytes (46.8k)
|
local copy |
zultra |
47948 bytes (46.8k)
|
local copy |
7zip -mx=9 -tgzip |
47920 bytes (46.8k)
|
local copy |
pigz -11 -n |
47693 bytes (46.6k)
|
local copy |
kzip -s0 -rn -b6 |
47667 bytes (46.5k)
|
local copy |
Zopfli |
47579 bytes (46.5k)
|
local copy |
Zopfli (defluff) |
47578 bytes (46.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
block splitting recursion | 13 | --bsr13 |
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 | 57144 bytes | 10a5f8ae5d7a89cd2d1dfa5a5984b511 | (invalid) |
cdnjs | 50095 bytes | 10a5f8ae5d7a89cd2d1dfa5a5984b511 | (invalid) |
unpkg | 49713 bytes | 10a5f8ae5d7a89cd2d1dfa5a5984b511 | July 11, 2016 @ 16:31 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 50102 bytes | 5043c0b4580422857376b8c888b84118 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
47579 bytes | -7 bytes | zopfli --i100000 --mls64 --bsr13 --lazy --ohh | December 21, 2015 @ 16:44 |
47586 bytes | -6 bytes | zopfli --i10000 --mls64 --bsr13 --lazy --ohh | November 23, 2015 @ 17:40 |
47592 bytes | -16 bytes | zopfli --i1000 --mls64 --bsr13 --lazy --ohh | September 20, 2015 @ 00:43 |
47608 bytes | – | zopfli --i100 --mls16384 --bsr14 --lazy --ohh | September 18, 2015 @ 19:47 |
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 | 47722 | 47731 | 47738 | 47691 | 47707 | 47738 | 47733 | 47732 | 47724 | 47730 | 47864 | 47838 | 47864 | 47741 | 47867 |
4 | 47709 | 47652 | 47687 | 47624 | 47660 | 47674 | 47625 | 47626 | 47678 | 47650 | 47861 | 47857 | 47859 | 47634 | 47858 |
6 | 47624 | 47697 | 47611 | 47614 | 47612 | 47613 | 47697 | 47723 | 47678 | 47629 | 47626 | 47620 | 47833 | 47690 | 47714 |
7 | 47607 | 47627 | 47611 | 47643 | 47608 | 47632 | 47679 | 47703 | 47712 | 47852 | 47618 | 47615 | 47845 | 47790 | 47693 |
8 | 47623 | 47610 | 47681 | 47623 | 47640 | 47636 | 47620 | 47692 | 47618 | 47723 | 47718 | 47715 | 47842 | 47857 | 47713 |
9 | 47622 | 47657 | 47615 | 47608 | 47622 | 47625 | 47630 | 47620 | 47621 | 47732 | 47623 | 47691 | 47845 | 47702 | 47707 |
10 | 47630 | 47622 | 47612 | 47616 | 47624 | 47644 | 47608 | 47634 | 47628 | 47615 | 47857 | 47772 | 47842 | 47684 | 47847 |
11 | 47614 | 47609 | 47610 | 47614 | 47610 | 47610 | 47678 | 47618 | 47674 | 47852 | 47616 | 47620 | 47840 | 47771 | 47695 |
12 | 47625 | 47650 | 47610 | 47609 | 47608 | 47607 | 47621 | 47621 | 47625 | 47598 | 47619 | 47619 | 47843 | 47736 | 47706 |
13 | 47620 | 47653 | 47611 | 47613 | 47610 | 47579 | 47619 | 47627 | 47628 | 47627 | 47621 | 47695 | 47834 | 47644 | 47700 |
14 | 47618 | 47629 | 47646 | 47615 | 47611 | 47620 | 47685 | 47625 | 47624 | 47620 | 47621 | 47695 | 47859 | 47593 | 47703 |
15 | 47635 | 47592 | 47611 | 47619 | 47612 | 47614 | 47688 | 47621 | 47672 | 47591 | 47617 | 47612 | 47844 | 47681 | 47698 |
16 | 47630 | 47613 | 47603 | 47611 | 47608 | 47611 | 47682 | 47627 | 47671 | 47623 | 47624 | 47775 | 47844 | 47686 | 47707 |
17 | 47623 | 47581 | 47616 | 47613 | 47608 | 47614 | 47614 | 47681 | 47618 | 47619 | 47620 | 47621 | 47841 | 47854 | 47703 |
18 | 47616 | 47645 | 47611 | 47650 | 47620 | 47659 | 47608 | 47618 | 47622 | 47626 | 47620 | 47652 | 47843 | 47853 | 47848 |
19 | 47636 | 47659 | 47616 | 47622 | 47613 | 47616 | 47618 | 47683 | 47624 | 47618 | 47618 | 47615 | 47845 | 47854 | 47843 |
20 | 47629 | 47655 | 47610 | 47615 | 47615 | 47624 | 47679 | 47673 | 47623 | 47626 | 47683 | 47694 | 47845 | 47685 | 47701 |
21 | 47594 | 47603 | 47612 | 47614 | 47610 | 47609 | 47653 | 47684 | 47627 | 47630 | 47624 | 47743 | 47844 | 47689 | 47848 |
22 | 47624 | 47650 | 47613 | 47616 | 47617 | 47607 | 47681 | 47680 | 47620 | 47620 | 47616 | 47605 | 47844 | 47687 | 47708 |
23 | 47627 | 47634 | 47611 | 47620 | 47618 | 47590 | 47626 | 47688 | 47665 | 47617 | 47622 | 47682 | 47848 | 47682 | 47702 |
25 | 47638 | 47582 | 47594 | 47614 | 47608 | 47607 | 47620 | 47621 | 47623 | 47614 | 47618 | 47679 | 47844 | 47753 | 47703 |
30 | 47627 | 47642 | 47620 | 47616 | 47612 | 47608 | 47616 | 47690 | 47627 | 47629 | 47618 | 47629 | 47833 | 47591 | 47850 |
40 | 47645 | 47602 | 47612 | 47631 | 47608 | 47613 | 47645 | 47684 | 47624 | 47626 | 47618 | 47620 | 47845 | 47685 | 47707 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 47604 bytes | – | 100% |
1,000 | 47592 bytes | -12 bytes | 100% |
10,000 | 47586 bytes | -6 bytes | 100% |
100,000 | 47579 bytes | -7 bytes | 0.87% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 47883 bytes | +304 bytes (+0.64%) | +216 bytes |
1 | 47885 bytes | +306 bytes (+0.64%) | +218 bytes |
2 | 47888 bytes | +309 bytes (+0.65%) | +221 bytes |
3 | 47806 bytes | +227 bytes (+0.48%) | +139 bytes |
4 | 47814 bytes | +235 bytes (+0.49%) | +147 bytes |
5 | 47679 bytes | +100 bytes (+0.21%) | +12 bytes |
6 | 47667 bytes | +88 bytes (+0.18%) | – |
7 | 47687 bytes | +108 bytes (+0.23%) | +20 bytes |
8 | 47697 bytes | +118 bytes (+0.25%) | +30 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38173 bytes | -9406 bytes (-19.77%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 40374 bytes | -7205 bytes (-15.14%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 41062 bytes | -6517 bytes (-13.70%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 43038 bytes | -4541 bytes (-9.54%) |
LZMA2 (Wikipedia) | xz | xz -9 | 43772 bytes | -3807 bytes (-8.00%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 45563 bytes | -2016 bytes (-4.24%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 46066 bytes | -1513 bytes (-3.18%) |