Boot |
58778 bytes (57.4k)
|
CDN |
cdnjs |
51842 bytes (50.6k)
|
CDN |
unpkg |
51560 bytes (50.4k)
|
CDN |
gzip -6 (default) |
51466 bytes (50.3k)
|
local copy |
gzip -9 |
51309 bytes (50.1k)
|
local copy |
zultra |
49622 bytes (48.5k)
|
local copy |
libdeflate -12 |
49620 bytes (48.5k)
|
local copy |
7zip -mx=9 -tgzip |
49557 bytes (48.4k)
|
local copy |
pigz -11 -n |
49368 bytes (48.2k)
|
local copy |
kzip -s0 -rn -b8 |
49333 bytes (48.2k)
|
local copy |
Zopfli |
49271 bytes (48.1k)
|
local copy |
Zopfli (defluff) |
49269 bytes (48.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 512 | --mls512 |
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 | 58778 bytes | 3cad967c9e31d02ef6bce0e9a8eb9950 | (invalid) |
cdnjs | 51842 bytes | 3cad967c9e31d02ef6bce0e9a8eb9950 | (invalid) |
unpkg | 51560 bytes | 3cad967c9e31d02ef6bce0e9a8eb9950 | July 11, 2016 @ 16:31 |
Size | Improvement | Parameters | Found |
---|---|---|---|
49271 bytes | -7 bytes | zopfli --i100000 --mls512 --bsr12 --lazy --ohh | December 22, 2015 @ 13:52 |
49278 bytes | -8 bytes | zopfli --i10000 --mls512 --bsr12 --lazy --ohh | October 13, 2015 @ 18:26 |
49286 bytes | -4 bytes | zopfli --i1000 --mls512 --bsr12 --lazy --ohh | September 19, 2015 @ 07:37 |
49290 bytes | -6 bytes | zopfli --i1000 --mls64 --bsr9 --lazy --ohh | September 19, 2015 @ 07:25 |
49296 bytes | -5 bytes | zopfli --i1000 --mls64 --bsr15 --lazy --ohh | September 19, 2015 @ 07:25 |
49301 bytes | -11 bytes | zopfli --i1000 --mls8 --bsr18 --lazy --ohh | September 19, 2015 @ 07:16 |
49312 bytes | – | zopfli --i100 --mls64 --bsr9 --lazy --ohh | September 18, 2015 @ 21:57 |
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 | 49438 | 49477 | 49439 | 49476 | 49441 | 49484 | 49410 | 49450 | 49463 | 49445 | 49524 | 49537 | 49536 | 49409 | 49413 |
4 | 49320 | 49329 | 49327 | 49331 | 49350 | 49295 | 49307 | 49385 | 49319 | 49367 | 49389 | 49410 | 49524 | 49404 | 49527 |
6 | 49323 | 49318 | 49299 | 49334 | 49321 | 49303 | 49350 | 49292 | 49301 | 49387 | 49524 | 49392 | 49523 | 49367 | 49525 |
7 | 49344 | 49315 | 49315 | 49405 | 49358 | 49293 | 49386 | 49402 | 49296 | 49392 | 49383 | 49397 | 49522 | 49378 | 49310 |
8 | 49321 | 49323 | 49330 | 49345 | 49373 | 49365 | 49363 | 49384 | 49336 | 49373 | 49380 | 49395 | 49523 | 49369 | 49410 |
9 | 49305 | 49367 | 49332 | 49344 | 49333 | 49274 | 49351 | 49373 | 49297 | 49369 | 49372 | 49540 | 49523 | 49371 | 49310 |
10 | 49316 | 49334 | 49316 | 49344 | 49316 | 49338 | 49359 | 49383 | 49299 | 49380 | 49374 | 49375 | 49523 | 49389 | 49383 |
11 | 49331 | 49360 | 49359 | 49354 | 49335 | 49358 | 49354 | 49292 | 49297 | 49378 | 49391 | 49364 | 49522 | 49385 | 49382 |
12 | 49307 | 49345 | 49316 | 49327 | 49306 | 49337 | 49314 | 49301 | 49271 | 49388 | 49372 | 49386 | 49523 | 49390 | 49386 |
13 | 49315 | 49360 | 49318 | 49359 | 49303 | 49337 | 49354 | 49295 | 49296 | 49373 | 49376 | 49381 | 49522 | 49370 | 49382 |
14 | 49315 | 49307 | 49324 | 49340 | 49317 | 49346 | 49359 | 49286 | 49290 | 49369 | 49368 | 49381 | 49525 | 49386 | 49309 |
15 | 49314 | 49328 | 49319 | 49343 | 49325 | 49283 | 49354 | 49299 | 49294 | 49383 | 49375 | 49375 | 49522 | 49379 | 49394 |
16 | 49305 | 49349 | 49312 | 49328 | 49420 | 49331 | 49356 | 49374 | 49297 | 49373 | 49372 | 49373 | 49523 | 49368 | 49381 |
17 | 49314 | 49315 | 49315 | 49370 | 49320 | 49334 | 49333 | 49409 | 49301 | 49370 | 49372 | 49386 | 49523 | 49369 | 49370 |
18 | 49427 | 49426 | 49294 | 49339 | 49414 | 49275 | 49302 | 49370 | 49316 | 49379 | 49372 | 49386 | 49524 | 49385 | 49391 |
19 | 49307 | 49420 | 49313 | 49333 | 49320 | 49297 | 49352 | 49376 | 49298 | 49389 | 49377 | 49385 | 49523 | 49377 | 49369 |
20 | 49306 | 49317 | 49330 | 49340 | 49309 | 49327 | 49353 | 49369 | 49293 | 49369 | 49373 | 49397 | 49524 | 49388 | 49381 |
21 | 49426 | 49420 | 49319 | 49327 | 49349 | 49365 | 49354 | 49294 | 49305 | 49383 | 49381 | 49393 | 49524 | 49371 | 49368 |
22 | 49294 | 49347 | 49332 | 49337 | 49355 | 49287 | 49308 | 49285 | 49297 | 49386 | 49370 | 49394 | 49524 | 49387 | 49371 |
23 | 49302 | 49421 | 49330 | 49335 | 49420 | 49288 | 49355 | 49306 | 49302 | 49372 | 49377 | 49382 | 49523 | 49386 | 49385 |
25 | 49315 | 49352 | 49328 | 49323 | 49319 | 49348 | 49356 | 49310 | 49297 | 49371 | 49375 | 49374 | 49522 | 49377 | 49385 |
30 | 49331 | 49354 | 49330 | 49338 | 49301 | 49347 | 49359 | 49292 | 49294 | 49380 | 49371 | 49382 | 49523 | 49368 | 49370 |
40 | 49318 | 49318 | 49329 | 49340 | 49349 | 49284 | 49352 | 49380 | 49309 | 49382 | 49373 | 49392 | 49522 | 49373 | 49365 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 49312 bytes | – | 100% |
1,000 | 49286 bytes | -26 bytes | 100% |
10,000 | 49278 bytes | -8 bytes | 100% |
100,000 | 49271 bytes | -7 bytes | 0.87% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 49562 bytes | +291 bytes (+0.59%) | +229 bytes |
1 | 49562 bytes | +291 bytes (+0.59%) | +229 bytes |
2 | 49550 bytes | +279 bytes (+0.57%) | +217 bytes |
3 | 49490 bytes | +219 bytes (+0.44%) | +157 bytes |
4 | 49440 bytes | +169 bytes (+0.34%) | +107 bytes |
5 | 49448 bytes | +177 bytes (+0.36%) | +115 bytes |
6 | 49348 bytes | +77 bytes (+0.16%) | +15 bytes |
7 | 49368 bytes | +97 bytes (+0.20%) | +35 bytes |
8 | 49333 bytes | +62 bytes (+0.13%) | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39298 bytes | -9973 bytes (-20.24%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 41729 bytes | -7542 bytes (-15.31%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 42633 bytes | -6638 bytes (-13.47%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 44490 bytes | -4781 bytes (-9.70%) |
LZMA2 (Wikipedia) | xz | xz -9 | 45236 bytes | -4035 bytes (-8.19%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 46980 bytes | -2291 bytes (-4.65%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 47612 bytes | -1659 bytes (-3.37%) |