Boot |
55894 bytes (54.6k)
|
CDN |
Baidu |
48782 bytes (47.6k)
|
CDN |
cdnjs |
48774 bytes (47.6k)
|
CDN |
gzip -6 (default) |
48419 bytes (47.3k)
|
local copy |
unpkg |
48330 bytes (47.2k)
|
CDN |
gzip -9 |
48239 bytes (47.1k)
|
local copy |
zultra |
46701 bytes (45.6k)
|
local copy |
libdeflate -12 |
46672 bytes (45.6k)
|
local copy |
7zip -mx=9 -tgzip |
46671 bytes (45.6k)
|
local copy |
pigz -11 -n |
46515 bytes (45.4k)
|
local copy |
kzip -s0 -rn -b7 |
46488 bytes (45.4k)
|
local copy |
Zopfli |
46366 bytes (45.3k)
|
local copy |
Zopfli (defluff) |
46365 bytes (45.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 256 | --mls256 |
block splitting recursion | 18 | --bsr18 |
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 | 55894 bytes | 427567022289177fe822261a587f5147 | (invalid) |
cdnjs | 48774 bytes | 427567022289177fe822261a587f5147 | (invalid) |
unpkg | 48330 bytes | 427567022289177fe822261a587f5147 | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 48782 bytes | 4b1f13ff070b4ce993200c5b464ea8fb | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
46366 bytes | -5 bytes | zopfli --i100000 --mls256 --bsr18 --lazy --ohh | December 21, 2015 @ 14:20 |
46371 bytes | -7 bytes | zopfli --i10000 --mls256 --bsr18 --lazy --ohh | November 23, 2015 @ 17:29 |
46378 bytes | -7 bytes | zopfli --i1000 --mls256 --bsr18 --lazy --ohh | September 20, 2015 @ 07:18 |
46385 bytes | – | zopfli --i100 --mls2048 --bsr11 --lazy --ohh | September 18, 2015 @ 20:01 |
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 | 46583 | 46584 | 46580 | 46486 | 46538 | 46578 | 46566 | 46566 | 46578 | 46578 | 46572 | 46604 | 46615 | 46523 | 46600 |
4 | 46524 | 46477 | 46437 | 46509 | 46502 | 46515 | 46528 | 46585 | 46606 | 46411 | 46427 | 46420 | 46590 | 46466 | 46474 |
6 | 46466 | 46439 | 46433 | 46429 | 46433 | 46477 | 46397 | 46398 | 46393 | 46390 | 46388 | 46409 | 46605 | 46476 | 46490 |
7 | 46411 | 46417 | 46471 | 46431 | 46410 | 46445 | 46489 | 46520 | 46398 | 46438 | 46605 | 46480 | 46604 | 46462 | 46567 |
8 | 46483 | 46482 | 46474 | 46419 | 46410 | 46407 | 46420 | 46515 | 46391 | 46495 | 46474 | 46482 | 46603 | 46461 | 46469 |
9 | 46463 | 46592 | 46430 | 46477 | 46421 | 46448 | 46467 | 46537 | 46539 | 46482 | 46470 | 46528 | 46585 | 46464 | 46479 |
10 | 46433 | 46421 | 46440 | 46430 | 46452 | 46409 | 46421 | 46557 | 46555 | 46544 | 46537 | 46523 | 46584 | 46482 | 46461 |
11 | 46411 | 46496 | 46445 | 46450 | 46443 | 46430 | 46440 | 46545 | 46395 | 46398 | 46375 | 46424 | 46585 | 46467 | 46485 |
12 | 46478 | 46445 | 46445 | 46476 | 46440 | 46429 | 46409 | 46564 | 46532 | 46390 | 46418 | 46406 | 46606 | 46463 | 46454 |
13 | 46468 | 46460 | 46459 | 46412 | 46468 | 46468 | 46410 | 46502 | 46390 | 46391 | 46381 | 46424 | 46604 | 46474 | 46495 |
14 | 46472 | 46467 | 46477 | 46481 | 46419 | 46427 | 46385 | 46533 | 46478 | 46393 | 46381 | 46423 | 46586 | 46460 | 46459 |
15 | 46468 | 46437 | 46445 | 46469 | 46415 | 46444 | 46414 | 46527 | 46529 | 46392 | 46531 | 46553 | 46604 | 46593 | 46458 |
16 | 46441 | 46419 | 46440 | 46391 | 46406 | 46432 | 46469 | 46515 | 46541 | 46402 | 46402 | 46596 | 46604 | 46467 | 46483 |
17 | 46474 | 46476 | 46445 | 46413 | 46446 | 46418 | 46439 | 46420 | 46479 | 46386 | 46469 | 46596 | 46605 | 46594 | 46457 |
18 | 46471 | 46478 | 46446 | 46416 | 46471 | 46473 | 46504 | 46366 | 46443 | 46405 | 46424 | 46596 | 46586 | 46464 | 46458 |
19 | 46442 | 46460 | 46450 | 46415 | 46431 | 46469 | 46491 | 46515 | 46397 | 46390 | 46383 | 46424 | 46591 | 46590 | 46454 |
20 | 46447 | 46439 | 46462 | 46476 | 46442 | 46385 | 46410 | 46537 | 46399 | 46394 | 46381 | 46533 | 46592 | 46462 | 46493 |
21 | 46391 | 46428 | 46435 | 46454 | 46427 | 46438 | 46442 | 46524 | 46535 | 46550 | 46381 | 46531 | 46585 | 46472 | 46469 |
22 | 46434 | 46416 | 46446 | 46441 | 46402 | 46413 | 46415 | 46529 | 46530 | 46395 | 46394 | 46429 | 46592 | 46466 | 46458 |
23 | 46460 | 46439 | 46453 | 46477 | 46397 | 46410 | 46385 | 46418 | 46537 | 46388 | 46382 | 46427 | 46604 | 46459 | 46457 |
25 | 46408 | 46463 | 46417 | 46477 | 46405 | 46394 | 46412 | 46560 | 46393 | 46396 | 46393 | 46528 | 46606 | 46473 | 46465 |
30 | 46459 | 46475 | 46467 | 46439 | 46394 | 46395 | 46417 | 46408 | 46520 | 46379 | 46388 | 46534 | 46586 | 46460 | 46493 |
40 | 46415 | 46461 | 46449 | 46469 | 46455 | 46414 | 46407 | 46529 | 46393 | 46391 | 46392 | 46390 | 46605 | 46473 | 46455 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 46385 bytes | – | 100% |
1,000 | 46378 bytes | -7 bytes | 100% |
10,000 | 46371 bytes | -7 bytes | 100% |
100,000 | 46366 bytes | -5 bytes | 0.29% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 46606 bytes | +240 bytes (+0.52%) | +118 bytes |
1 | 46625 bytes | +259 bytes (+0.56%) | +137 bytes |
2 | 46607 bytes | +241 bytes (+0.52%) | +119 bytes |
3 | 46565 bytes | +199 bytes (+0.43%) | +77 bytes |
4 | 46585 bytes | +219 bytes (+0.47%) | +97 bytes |
5 | 46586 bytes | +220 bytes (+0.47%) | +98 bytes |
6 | 46548 bytes | +182 bytes (+0.39%) | +60 bytes |
7 | 46488 bytes | +122 bytes (+0.26%) | – |
8 | 46508 bytes | +142 bytes (+0.31%) | +20 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 37259 bytes | -9107 bytes (-19.64%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 39456 bytes | -6910 bytes (-14.90%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 40093 bytes | -6273 bytes (-13.53%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 41946 bytes | -4420 bytes (-9.53%) |
LZMA2 (Wikipedia) | xz | xz -9 | 42728 bytes | -3638 bytes (-7.85%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 44631 bytes | -1735 bytes (-3.74%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 44770 bytes | -1596 bytes (-3.44%) |