Boot |
56013 bytes (54.7k)
|
CDN |
Baidu |
48886 bytes (47.7k)
|
CDN |
cdnjs |
48876 bytes (47.7k)
|
CDN |
gzip -6 (default) |
48503 bytes (47.4k)
|
local copy |
unpkg |
48421 bytes (47.3k)
|
CDN |
gzip -9 |
48332 bytes (47.2k)
|
local copy |
libdeflate -12 |
46765 bytes (45.7k)
|
local copy |
7zip -mx=9 -tgzip |
46759 bytes (45.7k)
|
local copy |
zultra |
46744 bytes (45.6k)
|
local copy |
pigz -11 -n |
46608 bytes (45.5k)
|
local copy |
kzip -s0 -rn -b7 |
46582 bytes (45.5k)
|
local copy |
Zopfli |
46464 bytes (45.4k)
|
local copy |
Zopfli (defluff) |
46461 bytes (45.4k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
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 | 56013 bytes | 369eb973d43684e0f447e22edabdbaad | (invalid) |
cdnjs | 48876 bytes | 369eb973d43684e0f447e22edabdbaad | (invalid) |
unpkg | 48421 bytes | 369eb973d43684e0f447e22edabdbaad | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 48886 bytes | 837e1971764d742447f081305c745e30 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
46464 bytes | -4 bytes | zopfli --i100000 --mls64 --bsr12 --lazy --ohh | December 21, 2015 @ 15:47 |
46468 bytes | -4 bytes | zopfli --i10000 --mls64 --bsr12 --lazy --ohh | November 23, 2015 @ 17:35 |
46472 bytes | -10 bytes | zopfli --i1000 --mls64 --bsr12 --lazy --ohh | September 20, 2015 @ 06:28 |
46482 bytes | – | zopfli --i100 --mls64 --bsr12 --lazy --ohh | September 18, 2015 @ 19:44 |
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 | 46672 | 46679 | 46674 | 46616 | 46668 | 46568 | 46664 | 46668 | 46579 | 46673 | 46668 | 46697 | 46707 | 46695 | 46695 |
4 | 46604 | 46643 | 46614 | 46613 | 46508 | 46648 | 46604 | 46683 | 46689 | 46511 | 46698 | 46693 | 46695 | 46700 | 46678 |
6 | 46501 | 46562 | 46512 | 46498 | 46485 | 46512 | 46531 | 46566 | 46501 | 46494 | 46695 | 46572 | 46699 | 46563 | 46586 |
7 | 46497 | 46507 | 46529 | 46558 | 46542 | 46519 | 46520 | 46613 | 46544 | 46527 | 46526 | 46521 | 46698 | 46567 | 46527 |
8 | 46562 | 46509 | 46517 | 46512 | 46519 | 46509 | 46541 | 46625 | 46525 | 46490 | 46575 | 46575 | 46694 | 46582 | 46556 |
9 | 46520 | 46691 | 46517 | 46526 | 46500 | 46509 | 46521 | 46619 | 46632 | 46574 | 46661 | 46647 | 46681 | 46694 | 46520 |
10 | 46524 | 46510 | 46510 | 46507 | 46515 | 46496 | 46518 | 46648 | 46646 | 46644 | 46634 | 46644 | 46598 | 46557 | 46566 |
11 | 46501 | 46507 | 46537 | 46518 | 46490 | 46546 | 46521 | 46514 | 46509 | 46536 | 46514 | 46517 | 46675 | 46694 | 46506 |
12 | 46495 | 46538 | 46510 | 46518 | 46567 | 46464 | 46512 | 46649 | 46693 | 46478 | 46515 | 46502 | 46675 | 46571 | 46509 |
13 | 46518 | 46510 | 46513 | 46515 | 46539 | 46525 | 46571 | 46626 | 46513 | 46524 | 46548 | 46529 | 46695 | 46563 | 46565 |
14 | 46569 | 46558 | 46506 | 46514 | 46516 | 46589 | 46512 | 46623 | 46634 | 46506 | 46509 | 46527 | 46681 | 46563 | 46555 |
15 | 46518 | 46495 | 46528 | 46518 | 46522 | 46504 | 46502 | 46647 | 46634 | 46514 | 46640 | 46642 | 46675 | 46687 | 46671 |
16 | 46569 | 46568 | 46556 | 46504 | 46522 | 46517 | 46509 | 46629 | 46642 | 46655 | 46521 | 46687 | 46690 | 46557 | 46562 |
17 | 46568 | 46571 | 46527 | 46506 | 46522 | 46515 | 46590 | 46517 | 46693 | 46510 | 46527 | 46689 | 46672 | 46685 | 46549 |
18 | 46570 | 46559 | 46559 | 46516 | 46501 | 46514 | 46595 | 46631 | 46693 | 46516 | 46508 | 46687 | 46679 | 46566 | 46562 |
19 | 46504 | 46485 | 46585 | 46513 | 46564 | 46516 | 46519 | 46497 | 46671 | 46514 | 46519 | 46524 | 46683 | 46568 | 46562 |
20 | 46513 | 46513 | 46510 | 46505 | 46520 | 46520 | 46530 | 46649 | 46642 | 46478 | 46635 | 46649 | 46678 | 46563 | 46554 |
21 | 46521 | 46500 | 46522 | 46515 | 46534 | 46504 | 46532 | 46607 | 46641 | 46642 | 46634 | 46644 | 46622 | 46567 | 46540 |
22 | 46496 | 46511 | 46517 | 46510 | 46509 | 46528 | 46521 | 46612 | 46641 | 46486 | 46517 | 46519 | 46674 | 46563 | 46682 |
23 | 46507 | 46510 | 46518 | 46513 | 46510 | 46518 | 46594 | 46549 | 46517 | 46521 | 46515 | 46530 | 46698 | 46561 | 46612 |
25 | 46500 | 46509 | 46517 | 46513 | 46515 | 46540 | 46595 | 46645 | 46645 | 46506 | 46512 | 46646 | 46695 | 46564 | 46556 |
30 | 46515 | 46575 | 46519 | 46517 | 46504 | 46528 | 46605 | 46634 | 46624 | 46481 | 46521 | 46646 | 46697 | 46564 | 46572 |
40 | 46510 | 46512 | 46524 | 46519 | 46517 | 46503 | 46593 | 46514 | 46519 | 46511 | 46517 | 46518 | 46696 | 46564 | 46501 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 46482 bytes | – | 100% |
1,000 | 46472 bytes | -10 bytes | 100% |
10,000 | 46468 bytes | -4 bytes | 100% |
100,000 | 46464 bytes | -4 bytes | 0.29% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 46702 bytes | +238 bytes (+0.51%) | +120 bytes |
1 | 46715 bytes | +251 bytes (+0.54%) | +133 bytes |
2 | 46702 bytes | +238 bytes (+0.51%) | +120 bytes |
3 | 46658 bytes | +194 bytes (+0.42%) | +76 bytes |
4 | 46675 bytes | +211 bytes (+0.45%) | +93 bytes |
5 | 46678 bytes | +214 bytes (+0.46%) | +96 bytes |
6 | 46638 bytes | +174 bytes (+0.37%) | +56 bytes |
7 | 46582 bytes | +118 bytes (+0.25%) | – |
8 | 46606 bytes | +142 bytes (+0.31%) | +24 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 37339 bytes | -9125 bytes (-19.64%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 39517 bytes | -6947 bytes (-14.95%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 40153 bytes | -6311 bytes (-13.58%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 41997 bytes | -4467 bytes (-9.61%) |
LZMA2 (Wikipedia) | xz | xz -9 | 42812 bytes | -3652 bytes (-7.86%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 44753 bytes | -1711 bytes (-3.68%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 44864 bytes | -1600 bytes (-3.44%) |