Boot |
55936 bytes (54.6k)
|
CDN |
Baidu |
48851 bytes (47.7k)
|
CDN |
cdnjs |
48840 bytes (47.7k)
|
CDN |
gzip -6 (default) |
48468 bytes (47.3k)
|
local copy |
unpkg |
48397 bytes (47.3k)
|
CDN |
gzip -9 |
48291 bytes (47.2k)
|
local copy |
zultra |
46763 bytes (45.7k)
|
local copy |
7zip -mx=9 -tgzip |
46722 bytes (45.6k)
|
local copy |
libdeflate -12 |
46721 bytes (45.6k)
|
local copy |
pigz -11 -n |
46689 bytes (45.6k)
|
local copy |
kzip -s0 -rn -b7 |
46553 bytes (45.5k)
|
local copy |
Zopfli |
46434 bytes (45.3k)
|
local copy |
Zopfli (defluff) |
46431 bytes (45.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16 | --mls16 |
block splitting recursion | 7 | --bsr7 |
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 | 55936 bytes | 3f0a63cb63642cb17462b51623313171 | (invalid) |
cdnjs | 48840 bytes | 3f0a63cb63642cb17462b51623313171 | (invalid) |
unpkg | 48397 bytes | 3f0a63cb63642cb17462b51623313171 | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 48851 bytes | 2523e6982a308ce815a1cbcbd517ec56 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
46434 bytes | -3 bytes | zopfli --i100000 --mls16 --bsr7 --lazy --ohh | December 21, 2015 @ 15:48 |
46437 bytes | -5 bytes | zopfli --i10000 --mls16 --bsr7 --lazy --ohh | October 21, 2015 @ 13:50 |
46442 bytes | -17 bytes | zopfli --i1000 --mls16 --bsr7 --lazy --ohh | September 20, 2015 @ 04:59 |
46459 bytes | – | zopfli --i100 --mls16 --bsr7 --lazy --ohh | September 18, 2015 @ 21:42 |
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 | 46620 | 46622 | 46636 | 46631 | 46637 | 46587 | 46629 | 46630 | 46640 | 46639 | 46654 | 46618 | 46644 | 46571 | 46650 |
4 | 46643 | 46637 | 46545 | 46564 | 46561 | 46597 | 46559 | 46610 | 46644 | 46645 | 46540 | 46619 | 46629 | 46538 | 46655 |
6 | 46487 | 46632 | 46530 | 46469 | 46494 | 46515 | 46572 | 46589 | 46577 | 46471 | 46643 | 46614 | 46611 | 46526 | 46648 |
7 | 46551 | 46633 | 46649 | 46434 | 46483 | 46593 | 46581 | 46514 | 46505 | 46525 | 46644 | 46639 | 46612 | 46527 | 46629 |
8 | 46635 | 46522 | 46638 | 46581 | 46493 | 46480 | 46511 | 46508 | 46499 | 46640 | 46643 | 46616 | 46614 | 46527 | 46645 |
9 | 46562 | 46631 | 46532 | 46463 | 46554 | 46598 | 46556 | 46592 | 46598 | 46546 | 46544 | 46598 | 46615 | 46623 | 46630 |
10 | 46583 | 46574 | 46577 | 46573 | 46561 | 46578 | 46582 | 46592 | 46572 | 46644 | 46585 | 46591 | 46614 | 46539 | 46628 |
11 | 46566 | 46570 | 46637 | 46476 | 46500 | 46601 | 46582 | 46571 | 46495 | 46488 | 46481 | 46617 | 46641 | 46629 | 46629 |
12 | 46532 | 46634 | 46639 | 46526 | 46493 | 46584 | 46560 | 46544 | 46601 | 46454 | 46490 | 46612 | 46615 | 46517 | 46631 |
13 | 46578 | 46575 | 46600 | 46455 | 46531 | 46471 | 46515 | 46539 | 46489 | 46651 | 46470 | 46631 | 46612 | 46526 | 46629 |
14 | 46624 | 46541 | 46566 | 46446 | 46516 | 46559 | 46518 | 46498 | 46561 | 46484 | 46535 | 46579 | 46613 | 46527 | 46628 |
15 | 46515 | 46592 | 46517 | 46467 | 46502 | 46597 | 46566 | 46591 | 46587 | 46472 | 46603 | 46612 | 46640 | 46526 | 46630 |
16 | 46520 | 46535 | 46510 | 46515 | 46603 | 46582 | 46577 | 46588 | 46558 | 46457 | 46469 | 46610 | 46613 | 46527 | 46630 |
17 | 46628 | 46524 | 46529 | 46510 | 46469 | 46479 | 46618 | 46567 | 46568 | 46644 | 46535 | 46606 | 46614 | 46532 | 46649 |
18 | 46626 | 46638 | 46510 | 46516 | 46484 | 46603 | 46488 | 46486 | 46485 | 46473 | 46469 | 46606 | 46615 | 46533 | 46645 |
19 | 46559 | 46581 | 46576 | 46518 | 46485 | 46479 | 46488 | 46452 | 46594 | 46471 | 46490 | 46601 | 46641 | 46517 | 46645 |
20 | 46636 | 46580 | 46493 | 46573 | 46477 | 46585 | 46579 | 46569 | 46575 | 46476 | 46484 | 46579 | 46614 | 46530 | 46611 |
21 | 46558 | 46579 | 46477 | 46584 | 46469 | 46581 | 46584 | 46567 | 46568 | 46472 | 46591 | 46573 | 46614 | 46518 | 46632 |
22 | 46637 | 46570 | 46533 | 46464 | 46475 | 46593 | 46606 | 46583 | 46585 | 46453 | 46494 | 46618 | 46613 | 46529 | 46631 |
23 | 46497 | 46638 | 46523 | 46463 | 46491 | 46580 | 46583 | 46581 | 46569 | 46651 | 46644 | 46619 | 46615 | 46526 | 46628 |
25 | 46563 | 46577 | 46556 | 46464 | 46482 | 46579 | 46510 | 46564 | 46581 | 46455 | 46481 | 46577 | 46612 | 46519 | 46611 |
30 | 46516 | 46576 | 46487 | 46466 | 46492 | 46493 | 46574 | 46589 | 46559 | 46469 | 46597 | 46573 | 46612 | 46528 | 46629 |
40 | 46568 | 46465 | 46474 | 46521 | 46469 | 46585 | 46586 | 46588 | 46558 | 46583 | 46583 | 46576 | 46615 | 46534 | 46635 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 46459 bytes | – | 100% |
1,000 | 46442 bytes | -17 bytes | 100% |
10,000 | 46437 bytes | -5 bytes | 100% |
100,000 | 46434 bytes | -3 bytes | 0.29% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 46656 bytes | +222 bytes (+0.48%) | +103 bytes |
1 | 46669 bytes | +235 bytes (+0.51%) | +116 bytes |
2 | 46654 bytes | +220 bytes (+0.47%) | +101 bytes |
3 | 46620 bytes | +186 bytes (+0.40%) | +67 bytes |
4 | 46649 bytes | +215 bytes (+0.46%) | +96 bytes |
5 | 46643 bytes | +209 bytes (+0.45%) | +90 bytes |
6 | 46613 bytes | +179 bytes (+0.39%) | +60 bytes |
7 | 46553 bytes | +119 bytes (+0.26%) | – |
8 | 46578 bytes | +144 bytes (+0.31%) | +25 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 37339 bytes | -9095 bytes (-19.59%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 39505 bytes | -6929 bytes (-14.92%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 40097 bytes | -6337 bytes (-13.65%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 42055 bytes | -4379 bytes (-9.43%) |
LZMA2 (Wikipedia) | xz | xz -9 | 42816 bytes | -3618 bytes (-7.79%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 44656 bytes | -1778 bytes (-3.83%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 44840 bytes | -1594 bytes (-3.43%) |