Boot |
36267 bytes (35.4k)
|
CDN |
gzip -6 (default) |
31606 bytes (30.9k)
|
local copy |
gzip -9 |
31551 bytes (30.8k)
|
local copy |
cdnjs |
31514 bytes (30.8k)
|
CDN |
unpkg |
31514 bytes (30.8k)
|
CDN |
libdeflate -12 |
30500 bytes (29.8k)
|
local copy |
7zip -mx=9 -tgzip |
30478 bytes (29.8k)
|
local copy |
kzip -s0 -rn -b1 |
30476 bytes (29.8k)
|
local copy |
zultra |
30421 bytes (29.7k)
|
local copy |
pigz -11 -n |
30407 bytes (29.7k)
|
local copy |
Zopfli |
30371 bytes (29.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32768 | --mls32768 |
block splitting recursion | 22 | --bsr22 |
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 | 36267 bytes | e2abec980277391179633867ef3cd3ab | March 13, 2018 @ 18:54 |
cdnjs | 31514 bytes | e2abec980277391179633867ef3cd3ab | (invalid) |
unpkg | 31514 bytes | e2abec980277391179633867ef3cd3ab | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30371 bytes | -1 byte | zopfli --i1000000 --mls32768 --bsr22 --lazy --ohh | March 13, 2018 @ 04:42 |
30372 bytes | -2 bytes | zopfli --i1000000 --mls512 --bsr22 --lazy --ohh | March 13, 2018 @ 01:04 |
30374 bytes | -1 byte | zopfli --i100000 --mls512 --bsr22 --lazy --ohh | March 12, 2018 @ 17:20 |
30375 bytes | -2 bytes | zopfli --i10000 --mls512 --bsr22 --lazy --ohh | March 12, 2018 @ 16:51 |
30377 bytes | -3 bytes | zopfli --i1000 --mls512 --bsr22 --lazy --ohh | March 12, 2018 @ 16:36 |
30380 bytes | -2 bytes | zopfli --i1000 --mls512 --bsr25 --lazy --ohh | March 12, 2018 @ 16:35 |
30382 bytes | – | zopfli --i100 --mls512 --bsr25 --lazy --ohh | March 12, 2018 @ 16:24 |
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 | 30414 | 30414 | 30414 | 30401 | 30411 | 30395 | 30392 | 30399 | 30400 | 30393 | 30403 | 30396 | 30391 | 30400 | 30400 |
4 | 30378 | 30378 | 30403 | 30398 | 30398 | 30396 | 30396 | 30394 | 30395 | 30399 | 30398 | 30396 | 30400 | 30408 | 30401 |
6 | 30403 | 30395 | 30393 | 30403 | 30403 | 30396 | 30397 | 30400 | 30379 | 30394 | 30400 | 30396 | 30395 | 30400 | 30398 |
7 | 30389 | 30397 | 30396 | 30403 | 30390 | 30398 | 30386 | 30395 | 30399 | 30394 | 30393 | 30393 | 30396 | 30403 | 30397 |
8 | 30413 | 30393 | 30398 | 30403 | 30397 | 30393 | 30397 | 30398 | 30398 | 30393 | 30399 | 30399 | 30396 | 30407 | 30403 |
9 | 30402 | 30400 | 30403 | 30402 | 30403 | 30391 | 30386 | 30395 | 30376 | 30396 | 30394 | 30395 | 30393 | 30405 | 30412 |
10 | 30405 | 30394 | 30402 | 30403 | 30403 | 30393 | 30397 | 30400 | 30379 | 30396 | 30395 | 30395 | 30396 | 30403 | 30401 |
11 | 30402 | 30397 | 30391 | 30404 | 30389 | 30394 | 30397 | 30383 | 30399 | 30394 | 30395 | 30395 | 30393 | 30405 | 30397 |
12 | 30391 | 30397 | 30402 | 30402 | 30403 | 30395 | 30397 | 30397 | 30396 | 30394 | 30393 | 30396 | 30395 | 30408 | 30398 |
13 | 30394 | 30397 | 30402 | 30403 | 30392 | 30397 | 30397 | 30395 | 30398 | 30394 | 30395 | 30398 | 30388 | 30405 | 30400 |
14 | 30394 | 30397 | 30402 | 30396 | 30381 | 30395 | 30397 | 30395 | 30399 | 30394 | 30392 | 30395 | 30396 | 30406 | 30398 |
15 | 30402 | 30395 | 30383 | 30404 | 30381 | 30394 | 30397 | 30395 | 30397 | 30396 | 30395 | 30395 | 30397 | 30400 | 30397 |
16 | 30398 | 30399 | 30400 | 30403 | 30403 | 30394 | 30397 | 30394 | 30394 | 30394 | 30393 | 30396 | 30399 | 30403 | 30401 |
17 | 30396 | 30399 | 30402 | 30404 | 30393 | 30396 | 30397 | 30394 | 30378 | 30394 | 30393 | 30395 | 30400 | 30403 | 30401 |
18 | 30391 | 30397 | 30402 | 30403 | 30393 | 30394 | 30397 | 30398 | 30377 | 30393 | 30394 | 30396 | 30388 | 30399 | 30399 |
19 | 30390 | 30398 | 30384 | 30403 | 30389 | 30397 | 30397 | 30395 | 30395 | 30394 | 30393 | 30396 | 30388 | 30406 | 30398 |
20 | 30394 | 30398 | 30402 | 30403 | 30392 | 30399 | 30397 | 30396 | 30384 | 30394 | 30395 | 30397 | 30395 | 30407 | 30398 |
21 | 30388 | 30399 | 30413 | 30403 | 30401 | 30395 | 30397 | 30396 | 30379 | 30393 | 30392 | 30396 | 30395 | 30405 | 30395 |
22 | 30391 | 30398 | 30390 | 30404 | 30393 | 30394 | 30397 | 30386 | 30372 | 30394 | 30395 | 30396 | 30396 | 30407 | 30371 |
23 | 30402 | 30399 | 30383 | 30403 | 30388 | 30393 | 30398 | 30388 | 30376 | 30395 | 30394 | 30394 | 30396 | 30406 | 30396 |
25 | 30391 | 30398 | 30403 | 30403 | 30406 | 30395 | 30396 | 30398 | 30378 | 30396 | 30395 | 30396 | 30398 | 30408 | 30398 |
30 | 30402 | 30397 | 30403 | 30402 | 30397 | 30394 | 30396 | 30395 | 30399 | 30395 | 30395 | 30396 | 30388 | 30405 | 30398 |
40 | 30402 | 30395 | 30402 | 30402 | 30392 | 30395 | 30383 | 30395 | 30397 | 30393 | 30392 | 30395 | 30395 | 30399 | 30398 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30382 bytes | – | 100% |
1,000 | 30377 bytes | -5 bytes | 100% |
10,000 | 30375 bytes | -2 bytes | 100% |
100,000 | 30374 bytes | -1 byte | 1.45% |
1,000,000 | 30371 bytes | -3 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30476 bytes | +105 bytes (+0.35%) | – |
1 | 30476 bytes | +105 bytes (+0.35%) | – |
2 | 30486 bytes | +115 bytes (+0.38%) | +10 bytes |
3 | 30488 bytes | +117 bytes (+0.39%) | +12 bytes |
4 | 30507 bytes | +136 bytes (+0.45%) | +31 bytes |
5 | 30534 bytes | +163 bytes (+0.54%) | +58 bytes |
6 | 30538 bytes | +167 bytes (+0.55%) | +62 bytes |
7 | 30498 bytes | +127 bytes (+0.42%) | +22 bytes |
8 | 30524 bytes | +153 bytes (+0.50%) | +48 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 25238 bytes | -5133 bytes (-16.90%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 26011 bytes | -4360 bytes (-14.36%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26852 bytes | -3519 bytes (-11.59%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28583 bytes | -1788 bytes (-5.89%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 29095 bytes | -1276 bytes (-4.20%) |
LZMA2 (Wikipedia) | xz | xz -9 | 29368 bytes | -1003 bytes (-3.30%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 30020 bytes | -351 bytes (-1.16%) |