Boot |
61021 bytes (59.6k)
|
CDN |
cdnjs |
53916 bytes (52.7k)
|
CDN |
unpkg |
53642 bytes (52.4k)
|
CDN |
gzip -6 (default) |
53516 bytes (52.3k)
|
local copy |
jsdelivr |
53410 bytes (52.2k)
|
CDN |
gzip -9 |
53374 bytes (52.1k)
|
local copy |
libdeflate -12 |
51672 bytes (50.5k)
|
local copy |
zultra |
51653 bytes (50.4k)
|
local copy |
7zip -mx=9 -tgzip |
51630 bytes (50.4k)
|
local copy |
pigz -11 -n |
51351 bytes (50.1k)
|
local copy |
kzip -s0 -rn -b7 |
51323 bytes (50.1k)
|
local copy |
Zopfli |
51280 bytes (50.1k)
|
local copy |
Zopfli (defluff) |
51278 bytes (50.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32768 | --mls32768 |
block splitting recursion | 18 | --bsr18 |
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 | 61021 bytes | 2581f5217734cd0e979c3b431ccedb0d | November 29, 2015 @ 12:58 |
cdnjs | 53916 bytes | 2581f5217734cd0e979c3b431ccedb0d | (invalid) |
unpkg | 53642 bytes | 2581f5217734cd0e979c3b431ccedb0d | July 11, 2016 @ 16:30 |
jsdelivr | 53410 bytes | 2581f5217734cd0e979c3b431ccedb0d | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
51280 bytes | -3 bytes | zopfli --i1000000 --mls32768 --bsr18 --lazy --ohh | November 11, 2015 @ 21:26 |
51283 bytes | -5 bytes | zopfli --i100000 --mls32768 --bsr18 --lazy --ohh | November 11, 2015 @ 10:58 |
51288 bytes | -6 bytes | zopfli --i10000 --mls32768 --bsr18 --lazy --ohh | November 11, 2015 @ 09:26 |
51294 bytes | -12 bytes | zopfli --i1000 --mls32768 --bsr18 --lazy --ohh | November 11, 2015 @ 08:57 |
51306 bytes | – | zopfli --i100 --mls32768 --bsr18 --lazy --ohh | November 11, 2015 @ 08:45 |
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 | 51458 | 51467 | 51504 | 51459 | 51454 | 51468 | 51431 | 51431 | 51434 | 51446 | 51532 | 51431 | 51560 | 51435 | 51561 |
4 | 51398 | 51370 | 51350 | 51421 | 51403 | 51395 | 51414 | 51346 | 51397 | 51416 | 51417 | 51423 | 51397 | 51392 | 51344 |
6 | 51391 | 51386 | 51399 | 51402 | 51427 | 51419 | 51404 | 51428 | 51407 | 51322 | 51409 | 51424 | 51388 | 51310 | 51325 |
7 | 51363 | 51324 | 51349 | 51387 | 51312 | 51392 | 51376 | 51318 | 51346 | 51416 | 51415 | 51413 | 51395 | 51389 | 51336 |
8 | 51325 | 51322 | 51368 | 51399 | 51433 | 51397 | 51480 | 51413 | 51396 | 51412 | 51546 | 51427 | 51549 | 51398 | 51322 |
9 | 51383 | 51333 | 51468 | 51397 | 51366 | 51407 | 51409 | 51420 | 51354 | 51327 | 51382 | 51422 | 51399 | 51324 | 51315 |
10 | 51390 | 51316 | 51401 | 51375 | 51362 | 51371 | 51489 | 51482 | 51353 | 51318 | 51383 | 51409 | 51391 | 51396 | 51338 |
11 | 51386 | 51331 | 51392 | 51344 | 51374 | 51399 | 51361 | 51430 | 51405 | 51313 | 51393 | 51424 | 51393 | 51388 | 51319 |
12 | 51363 | 51319 | 51369 | 51383 | 51408 | 51360 | 51383 | 51425 | 51345 | 51314 | 51397 | 51406 | 51394 | 51389 | 51323 |
13 | 51359 | 51381 | 51395 | 51399 | 51369 | 51409 | 51408 | 51419 | 51359 | 51306 | 51402 | 51411 | 51394 | 51397 | 51341 |
14 | 51315 | 51379 | 51337 | 51368 | 51383 | 51372 | 51447 | 51412 | 51399 | 51306 | 51409 | 51397 | 51548 | 51385 | 51326 |
15 | 51322 | 51341 | 51406 | 51390 | 51484 | 51411 | 51349 | 51394 | 51402 | 51309 | 51382 | 51400 | 51392 | 51389 | 51320 |
16 | 51353 | 51402 | 51381 | 51414 | 51482 | 51408 | 51364 | 51486 | 51403 | 51320 | 51382 | 51414 | 51396 | 51386 | 51329 |
17 | 51359 | 51323 | 51362 | 51368 | 51366 | 51409 | 51375 | 51426 | 51402 | 51299 | 51381 | 51413 | 51389 | 51390 | 51321 |
18 | 51380 | 51353 | 51332 | 51392 | 51483 | 51375 | 51401 | 51413 | 51363 | 51323 | 51387 | 51425 | 51394 | 51388 | 51280 |
19 | 51358 | 51330 | 51329 | 51361 | 51436 | 51459 | 51360 | 51434 | 51357 | 51320 | 51385 | 51409 | 51395 | 51389 | 51319 |
20 | 51385 | 51330 | 51407 | 51385 | 51400 | 51377 | 51377 | 51416 | 51365 | 51299 | 51382 | 51424 | 51390 | 51389 | 51336 |
21 | 51382 | 51334 | 51402 | 51367 | 51406 | 51406 | 51376 | 51416 | 51354 | 51317 | 51388 | 51418 | 51397 | 51389 | 51343 |
22 | 51355 | 51360 | 51377 | 51361 | 51428 | 51408 | 51405 | 51487 | 51392 | 51317 | 51386 | 51416 | 51400 | 51389 | 51324 |
23 | 51383 | 51323 | 51370 | 51397 | 51478 | 51377 | 51376 | 51425 | 51411 | 51307 | 51409 | 51403 | 51390 | 51385 | 51322 |
25 | 51355 | 51326 | 51317 | 51354 | 51427 | 51350 | 51382 | 51423 | 51353 | 51306 | 51385 | 51425 | 51391 | 51386 | 51324 |
30 | 51386 | 51321 | 51393 | 51395 | 51361 | 51391 | 51480 | 51428 | 51362 | 51313 | 51398 | 51424 | 51388 | 51389 | 51324 |
40 | 51379 | 51332 | 51379 | 51389 | 51362 | 51371 | 51489 | 51491 | 51401 | 51314 | 51385 | 51410 | 51394 | 51388 | 51316 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 51306 bytes | – | 100% |
1,000 | 51294 bytes | -12 bytes | 100% |
10,000 | 51288 bytes | -6 bytes | 100% |
100,000 | 51283 bytes | -5 bytes | 10.72% |
1,000,000 | 51280 bytes | -3 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 51587 bytes | +307 bytes (+0.60%) | +264 bytes |
1 | 51590 bytes | +310 bytes (+0.60%) | +267 bytes |
2 | 51594 bytes | +314 bytes (+0.61%) | +271 bytes |
3 | 51525 bytes | +245 bytes (+0.48%) | +202 bytes |
4 | 51471 bytes | +191 bytes (+0.37%) | +148 bytes |
5 | 51475 bytes | +195 bytes (+0.38%) | +152 bytes |
6 | 51373 bytes | +93 bytes (+0.18%) | +50 bytes |
7 | 51323 bytes | +43 bytes (+0.08%) | – |
8 | 51336 bytes | +56 bytes (+0.11%) | +13 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 40869 bytes | -10411 bytes (-20.30%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 43491 bytes | -7789 bytes (-15.19%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 44560 bytes | -6720 bytes (-13.10%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 46329 bytes | -4951 bytes (-9.65%) |
LZMA2 (Wikipedia) | xz | xz -9 | 47032 bytes | -4248 bytes (-8.28%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 48956 bytes | -2324 bytes (-4.53%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 49579 bytes | -1701 bytes (-3.32%) |