Boot |
57153 bytes (55.8k)
|
CDN |
Baidu |
50107 bytes (48.9k)
|
CDN |
cdnjs |
50097 bytes (48.9k)
|
CDN |
unpkg |
49718 bytes (48.6k)
|
CDN |
gzip -6 (default) |
49695 bytes (48.5k)
|
local copy |
gzip -9 |
49527 bytes (48.4k)
|
local copy |
libdeflate -12 |
47969 bytes (46.8k)
|
local copy |
zultra |
47954 bytes (46.8k)
|
local copy |
7zip -mx=9 -tgzip |
47931 bytes (46.8k)
|
local copy |
pigz -11 -n |
47695 bytes (46.6k)
|
local copy |
kzip -s0 -rn -b6 |
47675 bytes (46.6k)
|
local copy |
Zopfli |
47587 bytes (46.5k)
|
local copy |
Zopfli (defluff) |
47586 bytes (46.5k)
|
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 | 57153 bytes | 822f50b3b8f65dc7ce8e59c92186ef81 | (invalid) |
cdnjs | 50097 bytes | 822f50b3b8f65dc7ce8e59c92186ef81 | (invalid) |
unpkg | 49718 bytes | 822f50b3b8f65dc7ce8e59c92186ef81 | July 11, 2016 @ 16:31 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 50107 bytes | 12883804093bbce1cab9701327d9e43d | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
47587 bytes | -4 bytes | zopfli --i100000 --mls16384 --bsr15 --lazy --ohh | December 21, 2015 @ 16:45 |
47591 bytes | -1 byte | zopfli --i10000 --mls16384 --bsr15 --lazy --ohh | November 23, 2015 @ 17:47 |
47592 bytes | -6 bytes | zopfli --i10000 --mls16384 --bsr30 --lazy --ohh | October 14, 2015 @ 04:52 |
47598 bytes | -7 bytes | zopfli --i1000 --mls16384 --bsr15 --lazy --ohh | September 20, 2015 @ 00:25 |
47605 bytes | – | zopfli --i100 --mls16384 --bsr15 --lazy --ohh | September 18, 2015 @ 22:19 |
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 | 47673 | 47695 | 47748 | 47699 | 47719 | 47746 | 47736 | 47715 | 47734 | 47740 | 47869 | 47841 | 47869 | 47746 | 47873 |
4 | 47718 | 47662 | 47660 | 47620 | 47632 | 47696 | 47632 | 47739 | 47658 | 47638 | 47866 | 47637 | 47864 | 47724 | 47864 |
6 | 47644 | 47702 | 47620 | 47623 | 47620 | 47620 | 47660 | 47730 | 47696 | 47630 | 47628 | 47614 | 47839 | 47688 | 47722 |
7 | 47614 | 47710 | 47688 | 47614 | 47643 | 47623 | 47685 | 47733 | 47712 | 47856 | 47624 | 47616 | 47850 | 47857 | 47705 |
8 | 47680 | 47615 | 47628 | 47633 | 47640 | 47658 | 47650 | 47646 | 47725 | 47726 | 47723 | 47716 | 47848 | 47711 | 47720 |
9 | 47628 | 47638 | 47618 | 47615 | 47623 | 47636 | 47654 | 47702 | 47632 | 47633 | 47625 | 47704 | 47851 | 47708 | 47713 |
10 | 47615 | 47626 | 47617 | 47628 | 47655 | 47615 | 47613 | 47625 | 47631 | 47622 | 47863 | 47780 | 47847 | 47686 | 47714 |
11 | 47621 | 47602 | 47605 | 47617 | 47614 | 47614 | 47681 | 47629 | 47653 | 47659 | 47625 | 47656 | 47845 | 47762 | 47705 |
12 | 47639 | 47598 | 47616 | 47620 | 47623 | 47612 | 47625 | 47627 | 47676 | 47664 | 47623 | 47623 | 47849 | 47599 | 47716 |
13 | 47617 | 47676 | 47617 | 47620 | 47622 | 47602 | 47615 | 47672 | 47634 | 47644 | 47628 | 47671 | 47840 | 47699 | 47704 |
14 | 47633 | 47646 | 47616 | 47619 | 47636 | 47630 | 47693 | 47629 | 47628 | 47627 | 47631 | 47706 | 47864 | 47601 | 47709 |
15 | 47639 | 47638 | 47616 | 47623 | 47619 | 47615 | 47689 | 47625 | 47680 | 47614 | 47624 | 47626 | 47849 | 47587 | 47699 |
16 | 47634 | 47606 | 47616 | 47617 | 47618 | 47622 | 47682 | 47633 | 47677 | 47620 | 47623 | 47789 | 47849 | 47684 | 47708 |
17 | 47618 | 47597 | 47616 | 47617 | 47619 | 47624 | 47620 | 47698 | 47633 | 47626 | 47626 | 47632 | 47848 | 47601 | 47708 |
18 | 47619 | 47601 | 47618 | 47657 | 47617 | 47618 | 47649 | 47627 | 47628 | 47637 | 47627 | 47629 | 47849 | 47686 | 47714 |
19 | 47629 | 47662 | 47615 | 47620 | 47623 | 47617 | 47634 | 47696 | 47626 | 47628 | 47628 | 47618 | 47850 | 47857 | 47708 |
20 | 47654 | 47661 | 47619 | 47614 | 47643 | 47624 | 47620 | 47699 | 47633 | 47651 | 47628 | 47680 | 47850 | 47715 | 47707 |
21 | 47665 | 47606 | 47617 | 47620 | 47622 | 47601 | 47657 | 47687 | 47632 | 47623 | 47728 | 47764 | 47849 | 47684 | 47714 |
22 | 47655 | 47659 | 47619 | 47626 | 47626 | 47616 | 47688 | 47686 | 47629 | 47632 | 47621 | 47779 | 47849 | 47602 | 47714 |
23 | 47636 | 47658 | 47618 | 47610 | 47622 | 47626 | 47620 | 47691 | 47671 | 47632 | 47629 | 47690 | 47853 | 47587 | 47709 |
25 | 47640 | 47658 | 47604 | 47617 | 47637 | 47615 | 47685 | 47625 | 47635 | 47629 | 47625 | 47691 | 47849 | 47719 | 47710 |
30 | 47643 | 47684 | 47624 | 47626 | 47622 | 47616 | 47616 | 47689 | 47635 | 47631 | 47625 | 47693 | 47838 | 47587 | 47855 |
40 | 47637 | 47607 | 47623 | 47662 | 47618 | 47620 | 47647 | 47637 | 47631 | 47631 | 47623 | 47686 | 47850 | 47602 | 47716 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 47605 bytes | – | 100% |
1,000 | 47598 bytes | -7 bytes | 100% |
10,000 | 47591 bytes | -7 bytes | 100% |
100,000 | 47587 bytes | -4 bytes | 0.87% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 47890 bytes | +303 bytes (+0.64%) | +215 bytes |
1 | 47890 bytes | +303 bytes (+0.64%) | +215 bytes |
2 | 47896 bytes | +309 bytes (+0.65%) | +221 bytes |
3 | 47811 bytes | +224 bytes (+0.47%) | +136 bytes |
4 | 47819 bytes | +232 bytes (+0.49%) | +144 bytes |
5 | 47684 bytes | +97 bytes (+0.20%) | +9 bytes |
6 | 47675 bytes | +88 bytes (+0.18%) | – |
7 | 47695 bytes | +108 bytes (+0.23%) | +20 bytes |
8 | 47702 bytes | +115 bytes (+0.24%) | +27 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38181 bytes | -9406 bytes (-19.77%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 40383 bytes | -7204 bytes (-15.14%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 41068 bytes | -6519 bytes (-13.70%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 43064 bytes | -4523 bytes (-9.50%) |
LZMA2 (Wikipedia) | xz | xz -9 | 43788 bytes | -3799 bytes (-7.98%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 45580 bytes | -2007 bytes (-4.22%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 46074 bytes | -1513 bytes (-3.18%) |