Boot |
90091 bytes (88.0k)
|
CDN |
jsdelivr |
90091 bytes (88.0k)
|
CDN |
Baidu |
74805 bytes (73.1k)
|
CDN |
cdnjs |
74783 bytes (73.0k)
|
CDN |
gzip -6 (default) |
73788 bytes (72.1k)
|
local copy |
gzip -9 |
73433 bytes (71.7k)
|
local copy |
7zip -mx=9 -tgzip |
70848 bytes (69.2k)
|
local copy |
pigz -11 -n |
70677 bytes (69.0k)
|
local copy |
libdeflate -12 |
70664 bytes (69.0k)
|
local copy |
zultra |
70618 bytes (69.0k)
|
local copy |
kzip -s0 -rn -b1 |
70608 bytes (69.0k)
|
local copy |
Zopfli |
70525 bytes (68.9k)
|
local copy |
Zopfli (defluff) |
70523 bytes (68.9k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
block splitting recursion | 10 | --bsr10 |
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 | 90091 bytes | 861112f5f69ace5d76d7a6d7db9b9724 | March 19, 2015 @ 17:58 |
jsdelivr | 90091 bytes | 861112f5f69ace5d76d7a6d7db9b9724 | August 7, 2014 @ 19:17 |
cdnjs | 74783 bytes | 861112f5f69ace5d76d7a6d7db9b9724 | February 14, 2014 @ 23:15 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 74805 bytes | cbc55415c491d2f2cbce12d770708b3b | only whitespaces differ | June 5, 2014 @ 10:05 |
Size | Improvement | Parameters | Found |
---|---|---|---|
70525 bytes | -5 bytes | zopfli --i100000 --mls2 --bsr10 --lazy --ohh | November 21, 2015 @ 09:48 |
70530 bytes | -2 bytes | zopfli --i10000 --mls2 --bsr10 --lazy --ohh | September 23, 2015 @ 17:17 |
70532 bytes | -1 byte | zopfli --i1000 --mls2 --bsr10 --lazy --ohh | September 23, 2015 @ 16:58 |
70533 bytes | -3 bytes | zopfli --i1000 --mls4096 --bsr4 --lazy --ohh | September 11, 2015 @ 01:41 |
70536 bytes | -1 byte | zopfli --i1000 --mls2048 --bsr11 --lazy --ohh | September 11, 2015 @ 01:34 |
70537 bytes | -1 byte | zopfli --i1000 --mls512 --bsr11 --lazy --ohh | September 11, 2015 @ 01:29 |
70538 bytes | -36 bytes | zopfli --i1000 --mls512 --bsr8 --lazy --ohh | September 11, 2015 @ 01:29 |
70574 bytes | – | zopfli --i100 --mls1024 --bsr8 --lazy --ohh | September 10, 2015 @ 13:52 |
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 | 70547 | 70547 | 70533 | 70530 | 70533 | 70545 | 70529 | 70534 | 70536 | 70535 | 70535 | 70541 | 70544 | 70540 | 70541 |
4 | 70540 | 70536 | 70537 | 70542 | 70529 | 70536 | 70534 | 70530 | 70530 | 70529 | 70533 | 70532 | 70542 | 70551 | 70551 |
6 | 70534 | 70534 | 70538 | 70537 | 70537 | 70537 | 70532 | 70529 | 70530 | 70534 | 70530 | 70532 | 70537 | 70541 | 70541 |
7 | 70534 | 70534 | 70537 | 70536 | 70531 | 70535 | 70541 | 70534 | 70529 | 70532 | 70529 | 70530 | 70533 | 70542 | 70541 |
8 | 70535 | 70538 | 70536 | 70535 | 70537 | 70534 | 70541 | 70530 | 70531 | 70531 | 70534 | 70540 | 70532 | 70541 | 70541 |
9 | 70535 | 70556 | 70536 | 70537 | 70536 | 70537 | 70530 | 70529 | 70533 | 70538 | 70536 | 70536 | 70539 | 70551 | 70540 |
10 | 70525 | 70533 | 70537 | 70538 | 70532 | 70536 | 70538 | 70534 | 70529 | 70531 | 70529 | 70533 | 70534 | 70548 | 70541 |
11 | 70535 | 70533 | 70538 | 70536 | 70531 | 70540 | 70530 | 70534 | 70529 | 70534 | 70529 | 70534 | 70539 | 70540 | 70546 |
12 | 70533 | 70532 | 70538 | 70537 | 70530 | 70533 | 70540 | 70534 | 70531 | 70537 | 70529 | 70532 | 70534 | 70543 | 70543 |
13 | 70527 | 70532 | 70536 | 70537 | 70532 | 70535 | 70525 | 70534 | 70529 | 70533 | 70529 | 70533 | 70538 | 70545 | 70540 |
14 | 70536 | 70536 | 70537 | 70541 | 70529 | 70534 | 70532 | 70530 | 70529 | 70534 | 70529 | 70533 | 70538 | 70551 | 70540 |
15 | 70534 | 70535 | 70538 | 70536 | 70538 | 70538 | 70534 | 70534 | 70530 | 70534 | 70530 | 70533 | 70532 | 70538 | 70543 |
16 | 70535 | 70532 | 70538 | 70532 | 70531 | 70535 | 70533 | 70534 | 70529 | 70538 | 70529 | 70532 | 70537 | 70541 | 70543 |
17 | 70535 | 70533 | 70532 | 70534 | 70531 | 70535 | 70538 | 70530 | 70529 | 70532 | 70540 | 70540 | 70540 | 70550 | 70546 |
18 | 70535 | 70532 | 70536 | 70534 | 70528 | 70537 | 70540 | 70529 | 70530 | 70536 | 70529 | 70529 | 70535 | 70541 | 70541 |
19 | 70535 | 70532 | 70535 | 70533 | 70533 | 70534 | 70530 | 70529 | 70529 | 70530 | 70533 | 70533 | 70534 | 70551 | 70540 |
20 | 70535 | 70538 | 70556 | 70538 | 70538 | 70535 | 70535 | 70529 | 70529 | 70531 | 70529 | 70533 | 70536 | 70551 | 70548 |
21 | 70537 | 70537 | 70533 | 70536 | 70531 | 70539 | 70530 | 70534 | 70535 | 70534 | 70529 | 70532 | 70537 | 70545 | 70541 |
22 | 70535 | 70535 | 70534 | 70536 | 70531 | 70535 | 70530 | 70529 | 70532 | 70534 | 70529 | 70532 | 70535 | 70539 | 70538 |
23 | 70535 | 70536 | 70533 | 70536 | 70531 | 70535 | 70530 | 70534 | 70529 | 70530 | 70529 | 70532 | 70533 | 70541 | 70547 |
25 | 70538 | 70539 | 70537 | 70535 | 70536 | 70536 | 70536 | 70534 | 70532 | 70534 | 70529 | 70532 | 70536 | 70541 | 70542 |
30 | 70534 | 70534 | 70535 | 70536 | 70537 | 70536 | 70537 | 70535 | 70530 | 70533 | 70534 | 70533 | 70537 | 70550 | 70540 |
40 | 70537 | 70534 | 70538 | 70536 | 70531 | 70540 | 70530 | 70535 | 70529 | 70534 | 70529 | 70533 | 70536 | 70541 | 70541 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 70570 bytes | – | 100% |
1,000 | 70532 bytes | -38 bytes | 100% |
10,000 | 70526 bytes | -6 bytes | 100% |
100,000 | 70525 bytes | -1 byte | 1.16% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 70658 bytes | +133 bytes (+0.19%) | +50 bytes |
1 | 70608 bytes | +83 bytes (+0.12%) | – |
2 | 70655 bytes | +130 bytes (+0.18%) | +47 bytes |
3 | 70668 bytes | +143 bytes (+0.20%) | +60 bytes |
4 | 70709 bytes | +184 bytes (+0.26%) | +101 bytes |
5 | 70687 bytes | +162 bytes (+0.23%) | +79 bytes |
6 | 70726 bytes | +201 bytes (+0.29%) | +118 bytes |
7 | 70751 bytes | +226 bytes (+0.32%) | +143 bytes |
8 | 70812 bytes | +287 bytes (+0.41%) | +204 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 51151 bytes | -19374 bytes (-27.47%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 54250 bytes | -16275 bytes (-23.08%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 56338 bytes | -14187 bytes (-20.12%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 61613 bytes | -8912 bytes (-12.64%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 62829 bytes | -7696 bytes (-10.91%) |
LZMA2 (Wikipedia) | xz | xz -9 | 64592 bytes | -5933 bytes (-8.41%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 66402 bytes | -4123 bytes (-5.85%) |