Boot |
36087 bytes (35.2k)
|
CDN |
cdnjs |
31734 bytes (31.0k)
|
CDN |
gzip -6 (default) |
31550 bytes (30.8k)
|
local copy |
unpkg |
31516 bytes (30.8k)
|
CDN |
gzip -9 |
31495 bytes (30.8k)
|
local copy |
libdeflate -12 |
30521 bytes (29.8k)
|
local copy |
7zip -mx=9 -tgzip |
30479 bytes (29.8k)
|
local copy |
kzip -s0 -rn -b1 |
30470 bytes (29.8k)
|
local copy |
zultra |
30439 bytes (29.7k)
|
local copy |
pigz -11 -n |
30425 bytes (29.7k)
|
local copy |
Zopfli |
30369 bytes (29.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
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 | 36087 bytes | 479de7f01223082367465789569ff46a | November 22, 2017 @ 09:14 |
cdnjs | 31734 bytes | 479de7f01223082367465789569ff46a | (invalid) |
unpkg | 31516 bytes | 479de7f01223082367465789569ff46a | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30369 bytes | -5 bytes | zopfli --i100000 --mls2 --bsr11 --lazy --ohh | November 17, 2017 @ 11:49 |
30374 bytes | -1 byte | zopfli --i10000 --mls2 --bsr11 --lazy --ohh | November 17, 2017 @ 11:18 |
30375 bytes | -2 bytes | zopfli --i10000 --mls2 --bsr15 --lazy --ohh | November 17, 2017 @ 11:16 |
30377 bytes | -2 bytes | zopfli --i1000 --mls2 --bsr11 --lazy --ohh | November 17, 2017 @ 10:58 |
30379 bytes | -4 bytes | zopfli --i1000 --mls2 --bsr15 --lazy --ohh | November 17, 2017 @ 10:58 |
30383 bytes | – | zopfli --i100 --mls2 --bsr40 --lazy --ohh | November 17, 2017 @ 10:55 |
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 | 30427 | 30428 | 30420 | 30426 | 30419 | 30409 | 30417 | 30419 | 30417 | 30414 | 30415 | 30413 | 30395 | 30399 | 30411 |
4 | 30400 | 30421 | 30399 | 30400 | 30399 | 30418 | 30417 | 30420 | 30419 | 30397 | 30398 | 30419 | 30396 | 30404 | 30394 |
6 | 30395 | 30398 | 30404 | 30394 | 30394 | 30399 | 30415 | 30398 | 30414 | 30396 | 30402 | 30415 | 30396 | 30404 | 30396 |
7 | 30414 | 30415 | 30403 | 30393 | 30398 | 30401 | 30399 | 30394 | 30414 | 30392 | 30415 | 30414 | 30423 | 30398 | 30402 |
8 | 30378 | 30398 | 30419 | 30421 | 30411 | 30398 | 30415 | 30396 | 30415 | 30394 | 30415 | 30414 | 30396 | 30414 | 30403 |
9 | 30394 | 30415 | 30417 | 30413 | 30414 | 30415 | 30414 | 30394 | 30415 | 30402 | 30410 | 30413 | 30420 | 30415 | 30408 |
10 | 30415 | 30401 | 30397 | 30397 | 30397 | 30397 | 30414 | 30395 | 30414 | 30398 | 30411 | 30414 | 30423 | 30395 | 30397 |
11 | 30369 | 30391 | 30418 | 30397 | 30395 | 30400 | 30398 | 30421 | 30415 | 30399 | 30415 | 30409 | 30396 | 30404 | 30406 |
12 | 30397 | 30394 | 30393 | 30396 | 30399 | 30398 | 30414 | 30421 | 30415 | 30400 | 30415 | 30416 | 30420 | 30398 | 30396 |
13 | 30394 | 30401 | 30395 | 30401 | 30394 | 30398 | 30415 | 30396 | 30415 | 30403 | 30415 | 30413 | 30420 | 30406 | 30404 |
14 | 30397 | 30399 | 30402 | 30401 | 30403 | 30401 | 30414 | 30399 | 30415 | 30397 | 30415 | 30413 | 30420 | 30405 | 30405 |
15 | 30374 | 30389 | 30403 | 30394 | 30397 | 30399 | 30414 | 30394 | 30416 | 30395 | 30415 | 30416 | 30420 | 30404 | 30403 |
16 | 30396 | 30394 | 30398 | 30396 | 30399 | 30402 | 30415 | 30395 | 30415 | 30398 | 30415 | 30413 | 30396 | 30407 | 30403 |
17 | 30394 | 30418 | 30396 | 30394 | 30404 | 30399 | 30398 | 30398 | 30414 | 30399 | 30415 | 30413 | 30396 | 30409 | 30403 |
18 | 30414 | 30415 | 30415 | 30422 | 30415 | 30399 | 30398 | 30395 | 30415 | 30400 | 30415 | 30416 | 30420 | 30406 | 30406 |
19 | 30409 | 30397 | 30414 | 30415 | 30416 | 30393 | 30415 | 30399 | 30415 | 30395 | 30415 | 30409 | 30397 | 30404 | 30416 |
20 | 30394 | 30381 | 30400 | 30397 | 30402 | 30398 | 30411 | 30396 | 30415 | 30394 | 30411 | 30416 | 30419 | 30404 | 30405 |
21 | 30394 | 30382 | 30399 | 30400 | 30399 | 30415 | 30415 | 30398 | 30414 | 30400 | 30415 | 30413 | 30421 | 30406 | 30406 |
22 | 30395 | 30415 | 30400 | 30398 | 30403 | 30398 | 30414 | 30396 | 30415 | 30393 | 30413 | 30409 | 30419 | 30397 | 30397 |
23 | 30395 | 30380 | 30394 | 30395 | 30395 | 30399 | 30414 | 30398 | 30414 | 30395 | 30415 | 30409 | 30396 | 30405 | 30404 |
25 | 30396 | 30416 | 30402 | 30415 | 30399 | 30398 | 30414 | 30397 | 30415 | 30397 | 30415 | 30414 | 30420 | 30405 | 30409 |
30 | 30398 | 30389 | 30398 | 30394 | 30395 | 30400 | 30397 | 30420 | 30410 | 30395 | 30415 | 30416 | 30420 | 30396 | 30403 |
40 | 30375 | 30393 | 30399 | 30394 | 30395 | 30399 | 30415 | 30393 | 30415 | 30398 | 30415 | 30409 | 30397 | 30397 | 30406 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30383 bytes | – | 100% |
1,000 | 30377 bytes | -6 bytes | 100% |
10,000 | 30374 bytes | -3 bytes | 100% |
100,000 | 30369 bytes | -5 bytes | 0.87% |
1,000,000 | 30369 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30473 bytes | +104 bytes (+0.34%) | +3 bytes |
1 | 30470 bytes | +101 bytes (+0.33%) | – |
2 | 30487 bytes | +118 bytes (+0.39%) | +17 bytes |
3 | 30472 bytes | +103 bytes (+0.34%) | +2 bytes |
4 | 30486 bytes | +117 bytes (+0.39%) | +16 bytes |
5 | 30511 bytes | +142 bytes (+0.47%) | +41 bytes |
6 | 30540 bytes | +171 bytes (+0.56%) | +70 bytes |
7 | 30578 bytes | +209 bytes (+0.69%) | +108 bytes |
8 | 30596 bytes | +227 bytes (+0.75%) | +126 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24875 bytes | -5494 bytes (-18.09%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25733 bytes | -4636 bytes (-15.27%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26813 bytes | -3556 bytes (-11.71%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28222 bytes | -2147 bytes (-7.07%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28807 bytes | -1562 bytes (-5.14%) |
LZMA2 (Wikipedia) | xz | xz -9 | 29028 bytes | -1341 bytes (-4.42%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29802 bytes | -567 bytes (-1.87%) |