Boot |
62005 bytes (60.6k)
|
CDN |
Baidu |
53788 bytes (52.5k)
|
CDN |
cdnjs |
53781 bytes (52.5k)
|
CDN |
gzip -6 (default) |
53543 bytes (52.3k)
|
local copy |
gzip -9 |
53478 bytes (52.2k)
|
local copy |
libdeflate -12 |
51007 bytes (49.8k)
|
local copy |
7zip -mx=9 -tgzip |
50943 bytes (49.7k)
|
local copy |
kzip -s0 -rn -b1 |
50870 bytes (49.7k)
|
local copy |
pigz -11 -n |
50865 bytes (49.7k)
|
local copy |
zultra |
50849 bytes (49.7k)
|
local copy |
Zopfli |
50722 bytes (49.5k)
|
local copy |
Zopfli (defluff) |
50721 bytes (49.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 12 | --bsr12 |
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 | 62005 bytes | 2e31d09a6207980e63b514527a89d341 | March 19, 2015 @ 15:38 |
cdnjs | 53781 bytes | 2e31d09a6207980e63b514527a89d341 | February 8, 2015 @ 14:45 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 53788 bytes | 0117df810f2665a00f2cc5c3764df595 | only whitespaces differ | January 7, 2015 @ 10:16 |
Size | Improvement | Parameters | Found |
---|---|---|---|
50722 bytes | -3 bytes | zopfli --i1000000 --mls8 --bsr12 --lazy --ohh | February 25, 2020 @ 20:49 |
50725 bytes | -1 byte | zopfli --i100000 --mls8 --bsr12 --lazy --ohh | December 3, 2015 @ 11:04 |
50726 bytes | -3 bytes | zopfli --i10000 --mls8 --bsr12 --lazy --ohh | October 14, 2015 @ 01:49 |
50729 bytes | -25 bytes | zopfli --i1000 --mls8 --bsr12 --lazy --ohh | September 19, 2015 @ 15:44 |
50754 bytes | – | zopfli --i100 --mls8 --bsr12 --lazy --ohh | September 18, 2015 @ 16:15 |
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 | 50766 | 50766 | 50767 | 50769 | 50770 | 50767 | 50767 | 50775 | 50768 | 50772 | 50770 | 50790 | 50800 | 50786 | 50764 |
4 | 50773 | 50767 | 50768 | 50762 | 50770 | 50774 | 50774 | 50770 | 50775 | 50765 | 50768 | 50790 | 50771 | 50772 | 50772 |
6 | 50765 | 50767 | 50765 | 50763 | 50779 | 50774 | 50766 | 50772 | 50776 | 50784 | 50789 | 50786 | 50793 | 50795 | 50766 |
7 | 50762 | 50775 | 50763 | 50769 | 50761 | 50763 | 50772 | 50772 | 50786 | 50766 | 50769 | 50792 | 50797 | 50767 | 50770 |
8 | 50764 | 50764 | 50768 | 50771 | 50763 | 50772 | 50771 | 50775 | 50783 | 50791 | 50780 | 50776 | 50787 | 50781 | 50769 |
9 | 50764 | 50771 | 50764 | 50763 | 50785 | 50770 | 50770 | 50777 | 50764 | 50763 | 50764 | 50785 | 50788 | 50783 | 50769 |
10 | 50761 | 50764 | 50765 | 50769 | 50765 | 50771 | 50772 | 50773 | 50766 | 50766 | 50777 | 50785 | 50787 | 50773 | 50769 |
11 | 50763 | 50763 | 50783 | 50762 | 50783 | 50774 | 50771 | 50770 | 50780 | 50769 | 50767 | 50785 | 50776 | 50767 | 50769 |
12 | 50762 | 50765 | 50722 | 50762 | 50784 | 50774 | 50772 | 50773 | 50766 | 50756 | 50773 | 50785 | 50788 | 50763 | 50769 |
13 | 50772 | 50765 | 50768 | 50754 | 50763 | 50772 | 50772 | 50770 | 50767 | 50765 | 50776 | 50786 | 50783 | 50781 | 50769 |
14 | 50761 | 50787 | 50785 | 50755 | 50783 | 50772 | 50776 | 50772 | 50768 | 50765 | 50768 | 50779 | 50783 | 50775 | 50770 |
15 | 50766 | 50762 | 50763 | 50790 | 50763 | 50763 | 50771 | 50773 | 50781 | 50763 | 50763 | 50786 | 50787 | 50773 | 50769 |
16 | 50762 | 50762 | 50764 | 50785 | 50763 | 50782 | 50776 | 50769 | 50765 | 50764 | 50766 | 50785 | 50792 | 50776 | 50769 |
17 | 50763 | 50765 | 50767 | 50773 | 50761 | 50771 | 50769 | 50780 | 50766 | 50764 | 50766 | 50785 | 50789 | 50769 | 50769 |
18 | 50763 | 50762 | 50767 | 50765 | 50769 | 50763 | 50772 | 50771 | 50765 | 50772 | 50766 | 50785 | 50786 | 50774 | 50769 |
19 | 50763 | 50766 | 50764 | 50770 | 50783 | 50782 | 50773 | 50769 | 50767 | 50762 | 50767 | 50786 | 50786 | 50772 | 50762 |
20 | 50762 | 50765 | 50764 | 50763 | 50763 | 50763 | 50775 | 50766 | 50767 | 50771 | 50777 | 50785 | 50787 | 50767 | 50769 |
21 | 50761 | 50765 | 50764 | 50765 | 50763 | 50764 | 50769 | 50772 | 50770 | 50785 | 50779 | 50785 | 50789 | 50767 | 50769 |
22 | 50762 | 50765 | 50768 | 50764 | 50786 | 50772 | 50770 | 50770 | 50770 | 50771 | 50776 | 50785 | 50786 | 50783 | 50769 |
23 | 50763 | 50764 | 50767 | 50769 | 50765 | 50771 | 50772 | 50772 | 50770 | 50767 | 50776 | 50785 | 50789 | 50762 | 50769 |
25 | 50770 | 50763 | 50767 | 50786 | 50763 | 50771 | 50771 | 50770 | 50770 | 50764 | 50767 | 50784 | 50787 | 50781 | 50769 |
30 | 50763 | 50763 | 50768 | 50761 | 50781 | 50770 | 50764 | 50769 | 50766 | 50784 | 50766 | 50785 | 50790 | 50769 | 50770 |
40 | 50761 | 50764 | 50764 | 50761 | 50763 | 50763 | 50771 | 50769 | 50767 | 50766 | 50767 | 50787 | 50787 | 50776 | 50770 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 50754 bytes | – | 100% |
1,000 | 50729 bytes | -25 bytes | 100% |
10,000 | 50726 bytes | -3 bytes | 100% |
100,000 | 50725 bytes | -1 byte | 1.16% |
1,000,000 | 50722 bytes | -3 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 50914 bytes | +192 bytes (+0.38%) | +44 bytes |
1 | 50870 bytes | +148 bytes (+0.29%) | – |
2 | 50884 bytes | +162 bytes (+0.32%) | +14 bytes |
3 | 50910 bytes | +188 bytes (+0.37%) | +40 bytes |
4 | 50960 bytes | +238 bytes (+0.47%) | +90 bytes |
5 | 50983 bytes | +261 bytes (+0.51%) | +113 bytes |
6 | 50993 bytes | +271 bytes (+0.53%) | +123 bytes |
7 | 51016 bytes | +294 bytes (+0.58%) | +146 bytes |
8 | 51019 bytes | +297 bytes (+0.59%) | +149 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 37340 bytes | -13382 bytes (-26.38%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 44198 bytes | -6524 bytes (-12.86%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 45483 bytes | -5239 bytes (-10.33%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 46636 bytes | -4086 bytes (-8.06%) |
LZMA2 (Wikipedia) | xz | xz -9 | 47732 bytes | -2990 bytes (-5.89%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 49126 bytes | -1596 bytes (-3.15%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 49183 bytes | -1539 bytes (-3.03%) |