Boot |
34081 bytes (33.3k)
|
CDN |
cdnjs |
29913 bytes (29.2k)
|
CDN |
gzip -6 (default) |
29718 bytes (29.0k)
|
local copy |
unpkg |
29700 bytes (29.0k)
|
CDN |
gzip -9 |
29687 bytes (29.0k)
|
local copy |
libdeflate -12 |
28755 bytes (28.1k)
|
local copy |
7zip -mx=9 -tgzip |
28737 bytes (28.1k)
|
local copy |
kzip -s0 -rn -b1 |
28722 bytes (28.0k)
|
local copy |
zultra |
28719 bytes (28.0k)
|
local copy |
pigz -11 -n |
28689 bytes (28.0k)
|
local copy |
Zopfli |
28645 bytes (28.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8192 | --mls8192 |
block splitting recursion | 8 | --bsr8 |
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 | 34081 bytes | b0473a59bd7e655c4da3d26f50dbba1e | (invalid) |
cdnjs | 29913 bytes | b0473a59bd7e655c4da3d26f50dbba1e | (invalid) |
unpkg | 29700 bytes | b0473a59bd7e655c4da3d26f50dbba1e | July 25, 2017 @ 07:25 |
Size | Improvement | Parameters | Found |
---|---|---|---|
28645 bytes | -1 byte | zopfli --i1000000 --mls8192 --bsr8 --lazy --ohh | July 25, 2017 @ 13:09 |
28646 bytes | -1 byte | zopfli --i100000 --mls8192 --bsr8 --lazy --ohh | July 25, 2017 @ 08:55 |
28647 bytes | -4 bytes | zopfli --i10000 --mls8192 --bsr8 --lazy --ohh | July 25, 2017 @ 07:49 |
28651 bytes | -3 bytes | zopfli --i1000 --mls8192 --bsr19 --lazy --ohh | July 25, 2017 @ 07:31 |
28654 bytes | -1 byte | zopfli --i1000 --mls8192 --bsr9 --lazy --ohh | July 25, 2017 @ 07:30 |
28655 bytes | -1 byte | zopfli --i1000 --mls32768 --bsr8 --lazy --ohh | July 25, 2017 @ 07:30 |
28656 bytes | -1 byte | zopfli --i1000 --mls128 --bsr11 --lazy --ohh | July 25, 2017 @ 07:30 |
28657 bytes | – | zopfli --i100 --mls32768 --bsr8 --lazy --ohh | July 25, 2017 @ 07:26 |
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 | 28689 | 28680 | 28689 | 28680 | 28680 | 28677 | 28680 | 28680 | 28678 | 28653 | 28672 | 28654 | 28656 | 28670 | 28662 |
4 | 28679 | 28678 | 28680 | 28679 | 28680 | 28680 | 28677 | 28677 | 28675 | 28659 | 28658 | 28666 | 28667 | 28671 | 28661 |
6 | 28655 | 28663 | 28658 | 28665 | 28658 | 28657 | 28671 | 28655 | 28668 | 28654 | 28654 | 28667 | 28652 | 28668 | 28657 |
7 | 28672 | 28671 | 28671 | 28675 | 28679 | 28655 | 28653 | 28655 | 28667 | 28656 | 28652 | 28667 | 28652 | 28671 | 28657 |
8 | 28672 | 28672 | 28673 | 28675 | 28672 | 28655 | 28672 | 28674 | 28653 | 28653 | 28656 | 28669 | 28645 | 28658 | 28654 |
9 | 28676 | 28672 | 28673 | 28673 | 28675 | 28658 | 28655 | 28655 | 28666 | 28668 | 28657 | 28667 | 28648 | 28664 | 28655 |
10 | 28671 | 28670 | 28672 | 28660 | 28656 | 28656 | 28657 | 28655 | 28660 | 28669 | 28654 | 28666 | 28651 | 28663 | 28654 |
11 | 28672 | 28675 | 28674 | 28674 | 28672 | 28655 | 28654 | 28660 | 28659 | 28657 | 28655 | 28667 | 28667 | 28659 | 28655 |
12 | 28671 | 28671 | 28672 | 28675 | 28676 | 28655 | 28653 | 28655 | 28653 | 28654 | 28652 | 28667 | 28651 | 28658 | 28653 |
13 | 28672 | 28670 | 28672 | 28659 | 28659 | 28654 | 28655 | 28660 | 28653 | 28657 | 28652 | 28667 | 28652 | 28658 | 28658 |
14 | 28671 | 28670 | 28671 | 28670 | 28657 | 28655 | 28656 | 28654 | 28654 | 28656 | 28655 | 28667 | 28651 | 28666 | 28655 |
15 | 28670 | 28670 | 28671 | 28675 | 28671 | 28654 | 28656 | 28655 | 28655 | 28657 | 28653 | 28667 | 28667 | 28658 | 28652 |
16 | 28673 | 28671 | 28675 | 28674 | 28657 | 28662 | 28655 | 28659 | 28657 | 28668 | 28653 | 28667 | 28651 | 28658 | 28654 |
17 | 28673 | 28673 | 28672 | 28672 | 28672 | 28654 | 28654 | 28651 | 28654 | 28656 | 28655 | 28667 | 28653 | 28658 | 28653 |
18 | 28672 | 28672 | 28671 | 28673 | 28656 | 28655 | 28656 | 28652 | 28656 | 28656 | 28655 | 28667 | 28652 | 28659 | 28652 |
19 | 28671 | 28670 | 28672 | 28675 | 28676 | 28670 | 28670 | 28653 | 28657 | 28654 | 28652 | 28667 | 28645 | 28657 | 28654 |
20 | 28673 | 28672 | 28672 | 28674 | 28670 | 28654 | 28653 | 28674 | 28668 | 28678 | 28652 | 28667 | 28666 | 28655 | 28658 |
21 | 28672 | 28674 | 28672 | 28662 | 28656 | 28657 | 28657 | 28676 | 28653 | 28655 | 28652 | 28667 | 28651 | 28657 | 28659 |
22 | 28671 | 28674 | 28671 | 28675 | 28671 | 28655 | 28653 | 28660 | 28655 | 28657 | 28657 | 28667 | 28652 | 28666 | 28653 |
23 | 28672 | 28671 | 28660 | 28660 | 28663 | 28655 | 28654 | 28654 | 28656 | 28657 | 28654 | 28667 | 28652 | 28658 | 28659 |
25 | 28672 | 28669 | 28672 | 28672 | 28670 | 28657 | 28672 | 28675 | 28668 | 28657 | 28652 | 28667 | 28652 | 28661 | 28655 |
30 | 28671 | 28670 | 28671 | 28672 | 28671 | 28670 | 28671 | 28674 | 28654 | 28654 | 28651 | 28667 | 28652 | 28661 | 28655 |
40 | 28671 | 28670 | 28673 | 28675 | 28671 | 28657 | 28670 | 28655 | 28668 | 28657 | 28652 | 28667 | 28652 | 28657 | 28654 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 28657 bytes | – | 100% |
1,000 | 28651 bytes | -6 bytes | 100% |
10,000 | 28647 bytes | -4 bytes | 100% |
100,000 | 28646 bytes | -1 byte | 0.87% |
1,000,000 | 28645 bytes | -1 byte | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 28722 bytes | +77 bytes (+0.27%) | – |
1 | 28722 bytes | +77 bytes (+0.27%) | – |
2 | 28740 bytes | +95 bytes (+0.33%) | +18 bytes |
3 | 28729 bytes | +84 bytes (+0.29%) | +7 bytes |
4 | 28734 bytes | +89 bytes (+0.31%) | +12 bytes |
5 | 28750 bytes | +105 bytes (+0.37%) | +28 bytes |
6 | 28785 bytes | +140 bytes (+0.49%) | +63 bytes |
7 | 28818 bytes | +173 bytes (+0.60%) | +96 bytes |
8 | 28821 bytes | +176 bytes (+0.61%) | +99 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23668 bytes | -4977 bytes (-17.37%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 24283 bytes | -4362 bytes (-15.23%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 25242 bytes | -3403 bytes (-11.88%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 26653 bytes | -1992 bytes (-6.95%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 27207 bytes | -1438 bytes (-5.02%) |
LZMA2 (Wikipedia) | xz | xz -9 | 27356 bytes | -1289 bytes (-4.50%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 28092 bytes | -553 bytes (-1.93%) |