Boot |
36251 bytes (35.4k)
|
CDN |
cdnjs |
31887 bytes (31.1k)
|
CDN |
gzip -6 (default) |
31709 bytes (31.0k)
|
local copy |
unpkg |
31681 bytes (30.9k)
|
CDN |
gzip -9 |
31651 bytes (30.9k)
|
local copy |
libdeflate -12 |
30682 bytes (30.0k)
|
local copy |
7zip -mx=9 -tgzip |
30637 bytes (29.9k)
|
local copy |
kzip -s0 -rn -b3 |
30623 bytes (29.9k)
|
local copy |
zultra |
30610 bytes (29.9k)
|
local copy |
pigz -11 -n |
30580 bytes (29.9k)
|
local copy |
Zopfli |
30547 bytes (29.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 1024 | --mls1024 |
block splitting recursion | 11 | --bsr11 |
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 | 36251 bytes | 915c889a16e40bffd3ba95936f97c057 | (invalid) |
cdnjs | 31887 bytes | 915c889a16e40bffd3ba95936f97c057 | (invalid) |
unpkg | 31681 bytes | 915c889a16e40bffd3ba95936f97c057 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30547 bytes | -2 bytes | zopfli --i1000000 --mls1024 --bsr11 --lazy --ohh | November 28, 2017 @ 21:54 |
30549 bytes | -1 byte | zopfli --i100000 --mls1024 --bsr11 --lazy --ohh | November 28, 2017 @ 14:18 |
30550 bytes | -1 byte | zopfli --i100000 --mls4 --bsr20 --lazy --ohh | November 28, 2017 @ 13:49 |
30551 bytes | -5 bytes | zopfli --i10000 --mls4 --bsr20 --lazy --ohh | November 28, 2017 @ 13:17 |
30556 bytes | -2 bytes | zopfli --i1000 --mls4 --bsr20 --lazy --ohh | November 28, 2017 @ 12:37 |
30558 bytes | -2 bytes | zopfli --i1000 --mls16384 --bsr6 --lazy --ohh | November 28, 2017 @ 12:35 |
30560 bytes | -2 bytes | zopfli --i1000 --mls32 --bsr7 --lazy --ohh | November 28, 2017 @ 12:34 |
30562 bytes | – | zopfli --i100 --mls1024 --bsr19 --lazy --ohh | November 28, 2017 @ 11:59 |
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 | 30584 | 30583 | 30572 | 30574 | 30577 | 30574 | 30577 | 30559 | 30577 | 30558 | 30560 | 30578 | 30577 | 30560 | 30563 |
4 | 30559 | 30555 | 30560 | 30559 | 30555 | 30560 | 30553 | 30578 | 30578 | 30555 | 30578 | 30575 | 30561 | 30570 | 30559 |
6 | 30555 | 30567 | 30555 | 30554 | 30559 | 30555 | 30557 | 30558 | 30559 | 30558 | 30556 | 30575 | 30566 | 30547 | 30568 |
7 | 30568 | 30556 | 30573 | 30572 | 30554 | 30554 | 30557 | 30554 | 30555 | 30559 | 30554 | 30559 | 30567 | 30555 | 30555 |
8 | 30559 | 30579 | 30577 | 30578 | 30554 | 30554 | 30556 | 30558 | 30562 | 30558 | 30554 | 30557 | 30567 | 30555 | 30557 |
9 | 30568 | 30572 | 30572 | 30573 | 30555 | 30555 | 30575 | 30578 | 30559 | 30558 | 30553 | 30559 | 30562 | 30555 | 30555 |
10 | 30555 | 30560 | 30573 | 30555 | 30555 | 30555 | 30556 | 30558 | 30560 | 30555 | 30557 | 30557 | 30568 | 30555 | 30555 |
11 | 30554 | 30560 | 30559 | 30554 | 30555 | 30555 | 30557 | 30554 | 30559 | 30547 | 30554 | 30557 | 30567 | 30554 | 30556 |
12 | 30555 | 30560 | 30553 | 30556 | 30556 | 30571 | 30558 | 30555 | 30559 | 30560 | 30554 | 30559 | 30565 | 30555 | 30557 |
13 | 30555 | 30558 | 30555 | 30556 | 30556 | 30557 | 30557 | 30554 | 30554 | 30558 | 30553 | 30558 | 30562 | 30555 | 30562 |
14 | 30557 | 30560 | 30560 | 30566 | 30576 | 30557 | 30557 | 30558 | 30558 | 30560 | 30554 | 30559 | 30563 | 30558 | 30556 |
15 | 30555 | 30575 | 30555 | 30555 | 30554 | 30557 | 30555 | 30554 | 30558 | 30556 | 30554 | 30559 | 30562 | 30560 | 30556 |
16 | 30560 | 30560 | 30557 | 30554 | 30555 | 30555 | 30555 | 30558 | 30555 | 30561 | 30559 | 30557 | 30558 | 30566 | 30566 |
17 | 30554 | 30558 | 30558 | 30555 | 30555 | 30555 | 30554 | 30554 | 30560 | 30557 | 30554 | 30558 | 30560 | 30555 | 30557 |
18 | 30571 | 30572 | 30572 | 30574 | 30568 | 30555 | 30554 | 30554 | 30559 | 30559 | 30554 | 30559 | 30557 | 30558 | 30557 |
19 | 30567 | 30572 | 30557 | 30573 | 30557 | 30555 | 30557 | 30558 | 30555 | 30554 | 30577 | 30558 | 30566 | 30559 | 30567 |
20 | 30562 | 30550 | 30563 | 30556 | 30553 | 30557 | 30558 | 30559 | 30554 | 30554 | 30554 | 30557 | 30566 | 30556 | 30567 |
21 | 30555 | 30557 | 30559 | 30555 | 30558 | 30557 | 30560 | 30556 | 30561 | 30559 | 30555 | 30559 | 30559 | 30558 | 30557 |
22 | 30555 | 30579 | 30560 | 30555 | 30556 | 30557 | 30561 | 30553 | 30555 | 30562 | 30554 | 30558 | 30559 | 30559 | 30556 |
23 | 30555 | 30560 | 30559 | 30554 | 30556 | 30556 | 30558 | 30554 | 30554 | 30559 | 30554 | 30560 | 30560 | 30555 | 30555 |
25 | 30569 | 30572 | 30572 | 30552 | 30555 | 30556 | 30554 | 30557 | 30559 | 30558 | 30553 | 30558 | 30568 | 30559 | 30556 |
30 | 30555 | 30560 | 30555 | 30554 | 30556 | 30556 | 30559 | 30558 | 30559 | 30559 | 30555 | 30558 | 30559 | 30559 | 30556 |
40 | 30555 | 30555 | 30558 | 30555 | 30555 | 30555 | 30555 | 30553 | 30556 | 30556 | 30554 | 30556 | 30555 | 30555 | 30556 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30562 bytes | – | 100% |
1,000 | 30556 bytes | -6 bytes | 100% |
10,000 | 30551 bytes | -5 bytes | 100% |
100,000 | 30549 bytes | -2 bytes | 0.87% |
1,000,000 | 30547 bytes | -2 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30628 bytes | +81 bytes (+0.27%) | +5 bytes |
1 | 30631 bytes | +84 bytes (+0.27%) | +8 bytes |
2 | 30648 bytes | +101 bytes (+0.33%) | +25 bytes |
3 | 30623 bytes | +76 bytes (+0.25%) | – |
4 | 30650 bytes | +103 bytes (+0.34%) | +27 bytes |
5 | 30677 bytes | +130 bytes (+0.43%) | +54 bytes |
6 | 30712 bytes | +165 bytes (+0.54%) | +89 bytes |
7 | 30742 bytes | +195 bytes (+0.64%) | +119 bytes |
8 | 30766 bytes | +219 bytes (+0.72%) | +143 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24983 bytes | -5564 bytes (-18.21%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25868 bytes | -4679 bytes (-15.32%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26940 bytes | -3607 bytes (-11.81%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28396 bytes | -2151 bytes (-7.04%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28959 bytes | -1588 bytes (-5.20%) |
LZMA2 (Wikipedia) | xz | xz -9 | 29180 bytes | -1367 bytes (-4.48%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29982 bytes | -565 bytes (-1.85%) |