Boot |
27613 bytes (27.0k)
|
CDN |
Baidu |
24894 bytes (24.3k)
|
CDN |
cdnjs |
24831 bytes (24.2k)
|
CDN |
gzip -6 (default) |
24709 bytes (24.1k)
|
local copy |
gzip -9 |
24656 bytes (24.1k)
|
local copy |
libdeflate -12 |
24070 bytes (23.5k)
|
local copy |
7zip -mx=9 -tgzip |
23807 bytes (23.2k)
|
local copy |
kzip -s0 -rn -b4 |
23674 bytes (23.1k)
|
local copy |
zultra |
23669 bytes (23.1k)
|
local copy |
pigz -11 -n |
23643 bytes (23.1k)
|
local copy |
Zopfli |
23617 bytes (23.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
block splitting recursion | 30 | --bsr30 |
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 | 27613 bytes | 510ec84ff4ef045e3a2a95ef81496088 | March 18, 2015 @ 10:03 |
cdnjs | 24831 bytes | 510ec84ff4ef045e3a2a95ef81496088 | March 28, 2014 @ 14:15 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 24894 bytes | 24fb6d18463bbe1dd60e72e11bc00be5 | only whitespaces differ | June 5, 2014 @ 10:05 |
Size | Improvement | Parameters | Found |
---|---|---|---|
23617 bytes | -1 byte | zopfli --i100000 --mls32 --bsr30 --lazy --ohh | February 8, 2016 @ 11:39 |
23618 bytes | -1 byte | zopfli --i10000 --mls8 --bsr8 --lazy --ohh | October 21, 2015 @ 12:55 |
23619 bytes | -1 byte | zopfli --i1000 --mls8 --bsr14 --lazy --ohh | September 20, 2015 @ 17:35 |
23620 bytes | -1 byte | zopfli --i1000 --mls256 --bsr7 --lazy --ohh | September 17, 2015 @ 02:38 |
23621 bytes | -4 bytes | zopfli --i1000 --mls512 --bsr10 --lazy --ohh | September 7, 2015 @ 22:08 |
23625 bytes | – | zopfli --i100 --mls8192 --bsr10 --lazy --ohh | September 7, 2015 @ 16:19 |
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 | 23648 | 23649 | 23648 | 23649 | 23646 | 23640 | 23638 | 23638 | 23645 | 23666 | 23665 | 23653 | 23656 | 23649 | 23672 |
4 | 23622 | 23623 | 23620 | 23619 | 23619 | 23620 | 23622 | 23620 | 23640 | 23626 | 23636 | 23622 | 23631 | 23632 | 23648 |
6 | 23628 | 23626 | 23621 | 23618 | 23623 | 23632 | 23631 | 23648 | 23635 | 23625 | 23622 | 23620 | 23647 | 23639 | 23651 |
7 | 23628 | 23627 | 23620 | 23620 | 23628 | 23620 | 23626 | 23619 | 23625 | 23624 | 23621 | 23621 | 23631 | 23628 | 23660 |
8 | 23620 | 23620 | 23617 | 23619 | 23619 | 23622 | 23627 | 23631 | 23624 | 23624 | 23640 | 23621 | 23636 | 23628 | 23648 |
9 | 23620 | 23629 | 23629 | 23619 | 23622 | 23622 | 23624 | 23620 | 23623 | 23626 | 23620 | 23624 | 23635 | 23628 | 23646 |
10 | 23620 | 23619 | 23617 | 23617 | 23617 | 23620 | 23619 | 23619 | 23620 | 23623 | 23621 | 23620 | 23620 | 23628 | 23645 |
11 | 23631 | 23631 | 23629 | 23620 | 23631 | 23633 | 23637 | 23626 | 23633 | 23646 | 23623 | 23620 | 23633 | 23628 | 23648 |
12 | 23621 | 23621 | 23619 | 23619 | 23621 | 23621 | 23619 | 23622 | 23626 | 23625 | 23625 | 23624 | 23636 | 23631 | 23634 |
13 | 23620 | 23620 | 23617 | 23622 | 23620 | 23620 | 23623 | 23620 | 23630 | 23628 | 23625 | 23621 | 23636 | 23632 | 23650 |
14 | 23620 | 23634 | 23617 | 23619 | 23619 | 23622 | 23646 | 23646 | 23645 | 23633 | 23622 | 23621 | 23626 | 23633 | 23648 |
15 | 23620 | 23629 | 23619 | 23627 | 23628 | 23626 | 23621 | 23623 | 23625 | 23628 | 23623 | 23621 | 23637 | 23628 | 23636 |
16 | 23631 | 23634 | 23637 | 23617 | 23620 | 23629 | 23628 | 23624 | 23623 | 23624 | 23624 | 23626 | 23633 | 23628 | 23640 |
17 | 23620 | 23619 | 23617 | 23617 | 23620 | 23620 | 23619 | 23620 | 23624 | 23645 | 23621 | 23633 | 23621 | 23628 | 23648 |
18 | 23621 | 23620 | 23620 | 23620 | 23617 | 23623 | 23620 | 23620 | 23624 | 23626 | 23620 | 23624 | 23638 | 23627 | 23638 |
19 | 23639 | 23621 | 23622 | 23621 | 23620 | 23620 | 23621 | 23628 | 23626 | 23624 | 23619 | 23621 | 23636 | 23633 | 23645 |
20 | 23624 | 23621 | 23620 | 23617 | 23622 | 23617 | 23620 | 23620 | 23645 | 23625 | 23623 | 23632 | 23639 | 23629 | 23639 |
21 | 23621 | 23619 | 23621 | 23620 | 23622 | 23624 | 23622 | 23620 | 23626 | 23624 | 23624 | 23620 | 23634 | 23628 | 23649 |
22 | 23620 | 23640 | 23634 | 23618 | 23619 | 23621 | 23636 | 23620 | 23624 | 23626 | 23619 | 23626 | 23636 | 23630 | 23652 |
23 | 23621 | 23625 | 23620 | 23620 | 23619 | 23620 | 23624 | 23622 | 23624 | 23623 | 23623 | 23621 | 23636 | 23632 | 23641 |
25 | 23621 | 23621 | 23618 | 23621 | 23619 | 23620 | 23623 | 23620 | 23622 | 23626 | 23623 | 23620 | 23631 | 23627 | 23648 |
30 | 23620 | 23631 | 23617 | 23618 | 23617 | 23620 | 23620 | 23620 | 23623 | 23625 | 23622 | 23625 | 23634 | 23633 | 23637 |
40 | 23620 | 23620 | 23618 | 23618 | 23621 | 23620 | 23620 | 23620 | 23623 | 23624 | 23628 | 23623 | 23639 | 23629 | 23643 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 23623 bytes | – | 100% |
1,000 | 23619 bytes | -4 bytes | 100% |
10,000 | 23618 bytes | -1 byte | 100% |
100,000 | 23617 bytes | -1 byte | 5.80% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 23704 bytes | +87 bytes (+0.37%) | +30 bytes |
1 | 24148 bytes | +531 bytes (+2.25%) | +474 bytes |
2 | 23704 bytes | +87 bytes (+0.37%) | +30 bytes |
3 | 23721 bytes | +104 bytes (+0.44%) | +47 bytes |
4 | 23674 bytes | +57 bytes (+0.24%) | – |
5 | 23701 bytes | +84 bytes (+0.36%) | +27 bytes |
6 | 23736 bytes | +119 bytes (+0.50%) | +62 bytes |
7 | 23755 bytes | +138 bytes (+0.58%) | +81 bytes |
8 | 23776 bytes | +159 bytes (+0.67%) | +102 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 20705 bytes | -2912 bytes (-12.33%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 21067 bytes | -2550 bytes (-10.80%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 21877 bytes | -1740 bytes (-7.37%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 22189 bytes | -1428 bytes (-6.05%) |
LZMA2 (Wikipedia) | xz | xz -9 | 23196 bytes | -421 bytes (-1.78%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 23584 bytes | -33 bytes (-0.14%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 23881 bytes | +264 bytes (+1.12%) |