Boot |
25863 bytes (25.3k)
|
CDN |
cdnjs |
21651 bytes (21.1k)
|
CDN |
gzip -6 (default) |
21459 bytes (21.0k)
|
local copy |
gzip -9 |
21386 bytes (20.9k)
|
local copy |
7zip -mx=9 -tgzip |
20618 bytes (20.1k)
|
local copy |
libdeflate -12 |
20611 bytes (20.1k)
|
local copy |
zultra |
20597 bytes (20.1k)
|
local copy |
kzip -s0 -rn -b0 |
20561 bytes (20.1k)
|
local copy |
pigz -11 -n |
20557 bytes (20.1k)
|
local copy |
Zopfli |
20539 bytes (20.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4096 | --mls4096 |
block splitting recursion | 40 | --bsr40 |
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 | 25863 bytes | cc24aba0f6074ebab843731623e8622b | (invalid) |
cdnjs | 21651 bytes | cc24aba0f6074ebab843731623e8622b | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
20539 bytes | -1 byte | zopfli --i100000 --mls4096 --bsr40 --lazy --ohh | July 1, 2016 @ 11:46 |
20540 bytes | -1 byte | zopfli --i100000 --mls32 --bsr15 --lazy --ohh | June 30, 2016 @ 15:50 |
20541 bytes | -1 byte | zopfli --i10000 --mls32 --bsr30 --lazy --ohh | June 29, 2016 @ 16:53 |
20542 bytes | -1 byte | zopfli --i1000 --mls32 --bsr30 --lazy --ohh | June 29, 2016 @ 16:41 |
20543 bytes | -1 byte | zopfli --i1000 --mls256 --bsr16 --lazy --ohh | June 29, 2016 @ 16:12 |
20544 bytes | – | zopfli --i100 --mls32 --bsr30 --lazy --ohh | June 29, 2016 @ 13:31 |
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 | 20551 | 20550 | 20551 | 20546 | 20542 | 20550 | 20551 | 20551 | 20544 | 20567 | 20562 | 20564 | 20561 | 20564 | 20563 |
4 | 20563 | 20573 | 20548 | 20549 | 20554 | 20550 | 20543 | 20550 | 20549 | 20563 | 20572 | 20562 | 20560 | 20562 | 20561 |
6 | 20550 | 20548 | 20548 | 20547 | 20549 | 20544 | 20544 | 20544 | 20547 | 20548 | 20565 | 20548 | 20562 | 20564 | 20543 |
7 | 20542 | 20549 | 20553 | 20542 | 20548 | 20549 | 20545 | 20545 | 20551 | 20545 | 20543 | 20544 | 20563 | 20563 | 20560 |
8 | 20549 | 20542 | 20545 | 20542 | 20540 | 20544 | 20544 | 20544 | 20547 | 20543 | 20563 | 20544 | 20561 | 20560 | 20562 |
9 | 20544 | 20542 | 20545 | 20547 | 20540 | 20545 | 20544 | 20542 | 20548 | 20542 | 20564 | 20545 | 20560 | 20561 | 20561 |
10 | 20542 | 20542 | 20549 | 20549 | 20549 | 20550 | 20545 | 20544 | 20548 | 20563 | 20542 | 20561 | 20544 | 20561 | 20560 |
11 | 20548 | 20552 | 20553 | 20549 | 20550 | 20545 | 20545 | 20548 | 20549 | 20543 | 20562 | 20543 | 20562 | 20563 | 20561 |
12 | 20550 | 20542 | 20553 | 20548 | 20542 | 20550 | 20544 | 20544 | 20542 | 20550 | 20574 | 20544 | 20562 | 20561 | 20560 |
13 | 20545 | 20544 | 20542 | 20542 | 20548 | 20550 | 20550 | 20549 | 20542 | 20544 | 20566 | 20548 | 20563 | 20563 | 20543 |
14 | 20542 | 20542 | 20544 | 20542 | 20545 | 20544 | 20546 | 20545 | 20547 | 20544 | 20544 | 20539 | 20563 | 20562 | 20561 |
15 | 20542 | 20554 | 20553 | 20542 | 20540 | 20545 | 20544 | 20544 | 20542 | 20543 | 20542 | 20543 | 20563 | 20562 | 20560 |
16 | 20542 | 20542 | 20548 | 20542 | 20543 | 20544 | 20544 | 20543 | 20542 | 20544 | 20544 | 20545 | 20561 | 20561 | 20546 |
17 | 20544 | 20542 | 20544 | 20542 | 20542 | 20543 | 20550 | 20544 | 20543 | 20543 | 20562 | 20543 | 20561 | 20562 | 20545 |
18 | 20543 | 20543 | 20544 | 20540 | 20549 | 20544 | 20545 | 20543 | 20550 | 20543 | 20544 | 20544 | 20560 | 20562 | 20561 |
19 | 20549 | 20549 | 20549 | 20542 | 20542 | 20544 | 20544 | 20544 | 20547 | 20544 | 20544 | 20563 | 20560 | 20561 | 20545 |
20 | 20545 | 20544 | 20543 | 20549 | 20550 | 20550 | 20544 | 20544 | 20548 | 20545 | 20543 | 20563 | 20560 | 20562 | 20562 |
21 | 20544 | 20542 | 20544 | 20542 | 20542 | 20548 | 20544 | 20548 | 20549 | 20544 | 20543 | 20563 | 20562 | 20561 | 20544 |
22 | 20542 | 20542 | 20542 | 20544 | 20542 | 20543 | 20545 | 20544 | 20549 | 20543 | 20542 | 20543 | 20564 | 20563 | 20561 |
23 | 20544 | 20548 | 20548 | 20548 | 20542 | 20545 | 20542 | 20545 | 20548 | 20544 | 20562 | 20543 | 20560 | 20561 | 20560 |
25 | 20548 | 20542 | 20543 | 20543 | 20544 | 20545 | 20544 | 20545 | 20547 | 20544 | 20543 | 20543 | 20563 | 20561 | 20543 |
30 | 20543 | 20542 | 20544 | 20543 | 20540 | 20544 | 20545 | 20544 | 20543 | 20544 | 20562 | 20562 | 20544 | 20562 | 20560 |
40 | 20545 | 20543 | 20553 | 20549 | 20543 | 20544 | 20544 | 20542 | 20548 | 20544 | 20544 | 20539 | 20561 | 20564 | 20543 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 20544 bytes | – | 100% |
1,000 | 20542 bytes | -2 bytes | 100% |
10,000 | 20541 bytes | -1 byte | 100% |
100,000 | 20539 bytes | -2 bytes | 2.03% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 20561 bytes | +22 bytes (+0.11%) | – |
1 | 20585 bytes | +46 bytes (+0.22%) | +24 bytes |
2 | 20565 bytes | +26 bytes (+0.13%) | +4 bytes |
3 | 20607 bytes | +68 bytes (+0.33%) | +46 bytes |
4 | 20638 bytes | +99 bytes (+0.48%) | +77 bytes |
5 | 20670 bytes | +131 bytes (+0.64%) | +109 bytes |
6 | 20707 bytes | +168 bytes (+0.82%) | +146 bytes |
7 | 20711 bytes | +172 bytes (+0.84%) | +150 bytes |
8 | 20739 bytes | +200 bytes (+0.97%) | +178 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 16690 bytes | -3849 bytes (-18.74%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 17484 bytes | -3055 bytes (-14.87%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 18194 bytes | -2345 bytes (-11.42%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 19444 bytes | -1095 bytes (-5.33%) |
LZMA2 (Wikipedia) | xz | xz -9 | 20116 bytes | -423 bytes (-2.06%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 20237 bytes | -302 bytes (-1.47%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 20408 bytes | -131 bytes (-0.64%) |