Boot |
35481 bytes (34.6k)
|
CDN |
cdnjs |
30971 bytes (30.2k)
|
CDN |
gzip -6 (default) |
30873 bytes (30.1k)
|
local copy |
gzip -9 |
30833 bytes (30.1k)
|
local copy |
libdeflate -12 |
29474 bytes (28.8k)
|
local copy |
7zip -mx=9 -tgzip |
29460 bytes (28.8k)
|
local copy |
kzip -s0 -rn -b4 |
29427 bytes (28.7k)
|
local copy |
zultra |
29418 bytes (28.7k)
|
local copy |
pigz -11 -n |
29407 bytes (28.7k)
|
local copy |
Zopfli |
29307 bytes (28.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
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 | 35481 bytes | 1ab41d7c357e3148b00b5ebf19798a15 | March 19, 2015 @ 15:32 |
cdnjs | 30971 bytes | 1ab41d7c357e3148b00b5ebf19798a15 | February 8, 2015 @ 14:45 |
Size | Improvement | Parameters | Found |
---|---|---|---|
29307 bytes | -1 byte | zopfli --i1000000 --mls2 --bsr22 --lazy --ohh | February 27, 2020 @ 23:36 |
29308 bytes | -3 bytes | zopfli --i100000 --mls2 --bsr22 --lazy --ohh | December 2, 2015 @ 09:06 |
29311 bytes | -5 bytes | zopfli --i10000 --mls2 --bsr22 --lazy --ohh | October 21, 2015 @ 13:35 |
29316 bytes | -6 bytes | zopfli --i1000 --mls2 --bsr22 --lazy --ohh | September 23, 2015 @ 16:32 |
29322 bytes | – | zopfli --i100 --mls2 --bsr22 --lazy --ohh | September 22, 2015 @ 10:43 |
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 | 29358 | 29363 | 29363 | 29372 | 29387 | 29384 | 29388 | 29378 | 29394 | 29404 | 29396 | 29408 | 29391 | 29398 | 29389 |
4 | 29377 | 29381 | 29371 | 29358 | 29365 | 29380 | 29351 | 29387 | 29350 | 29388 | 29383 | 29389 | 29392 | 29397 | 29389 |
6 | 29372 | 29381 | 29348 | 29371 | 29360 | 29361 | 29343 | 29386 | 29364 | 29393 | 29392 | 29380 | 29394 | 29398 | 29387 |
7 | 29351 | 29375 | 29364 | 29357 | 29379 | 29362 | 29359 | 29389 | 29358 | 29392 | 29383 | 29392 | 29395 | 29389 | 29393 |
8 | 29367 | 29354 | 29361 | 29365 | 29365 | 29372 | 29364 | 29346 | 29347 | 29362 | 29386 | 29381 | 29381 | 29385 | 29385 |
9 | 29372 | 29350 | 29366 | 29377 | 29340 | 29359 | 29370 | 29342 | 29383 | 29380 | 29390 | 29382 | 29343 | 29385 | 29385 |
10 | 29372 | 29351 | 29347 | 29363 | 29358 | 29363 | 29367 | 29388 | 29344 | 29380 | 29379 | 29392 | 29362 | 29395 | 29386 |
11 | 29373 | 29342 | 29328 | 29336 | 29343 | 29358 | 29370 | 29343 | 29367 | 29383 | 29382 | 29382 | 29335 | 29384 | 29384 |
12 | 29355 | 29353 | 29362 | 29366 | 29360 | 29358 | 29360 | 29368 | 29359 | 29379 | 29382 | 29392 | 29348 | 29396 | 29383 |
13 | 29360 | 29361 | 29349 | 29356 | 29347 | 29361 | 29373 | 29373 | 29345 | 29381 | 29381 | 29382 | 29358 | 29393 | 29394 |
14 | 29362 | 29366 | 29367 | 29356 | 29357 | 29368 | 29345 | 29360 | 29382 | 29383 | 29385 | 29382 | 29382 | 29394 | 29393 |
15 | 29361 | 29362 | 29365 | 29366 | 29367 | 29356 | 29361 | 29341 | 29369 | 29385 | 29381 | 29382 | 29349 | 29387 | 29393 |
16 | 29359 | 29363 | 29366 | 29357 | 29355 | 29341 | 29346 | 29388 | 29363 | 29382 | 29382 | 29391 | 29383 | 29392 | 29393 |
17 | 29360 | 29361 | 29370 | 29359 | 29354 | 29342 | 29366 | 29367 | 29358 | 29382 | 29382 | 29382 | 29380 | 29386 | 29392 |
18 | 29373 | 29372 | 29367 | 29357 | 29365 | 29355 | 29350 | 29367 | 29328 | 29394 | 29382 | 29386 | 29377 | 29392 | 29392 |
19 | 29372 | 29374 | 29371 | 29351 | 29348 | 29373 | 29347 | 29345 | 29358 | 29380 | 29388 | 29392 | 29383 | 29387 | 29388 |
20 | 29373 | 29371 | 29367 | 29360 | 29334 | 29368 | 29365 | 29366 | 29352 | 29383 | 29380 | 29382 | 29381 | 29392 | 29386 |
21 | 29372 | 29371 | 29371 | 29339 | 29371 | 29363 | 29360 | 29366 | 29382 | 29384 | 29382 | 29380 | 29377 | 29391 | 29393 |
22 | 29307 | 29372 | 29364 | 29344 | 29344 | 29367 | 29349 | 29388 | 29336 | 29379 | 29385 | 29382 | 29378 | 29389 | 29387 |
23 | 29369 | 29364 | 29371 | 29366 | 29361 | 29364 | 29356 | 29367 | 29360 | 29381 | 29382 | 29391 | 29337 | 29387 | 29393 |
25 | 29368 | 29364 | 29366 | 29355 | 29363 | 29356 | 29346 | 29366 | 29343 | 29379 | 29335 | 29390 | 29383 | 29391 | 29383 |
30 | 29361 | 29354 | 29364 | 29364 | 29369 | 29359 | 29352 | 29348 | 29359 | 29380 | 29383 | 29382 | 29377 | 29393 | 29383 |
40 | 29361 | 29362 | 29366 | 29369 | 29344 | 29364 | 29345 | 29365 | 29388 | 29380 | 29383 | 29394 | 29378 | 29393 | 29393 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 29322 bytes | – | 100% |
1,000 | 29316 bytes | -6 bytes | 100% |
10,000 | 29311 bytes | -5 bytes | 100% |
100,000 | 29308 bytes | -3 bytes | 1.16% |
1,000,000 | 29307 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 29442 bytes | +135 bytes (+0.46%) | +15 bytes |
1 | 29454 bytes | +147 bytes (+0.50%) | +27 bytes |
2 | 29480 bytes | +173 bytes (+0.59%) | +53 bytes |
3 | 29461 bytes | +154 bytes (+0.53%) | +34 bytes |
4 | 29427 bytes | +120 bytes (+0.41%) | – |
5 | 29471 bytes | +164 bytes (+0.56%) | +44 bytes |
6 | 29456 bytes | +149 bytes (+0.51%) | +29 bytes |
7 | 29476 bytes | +169 bytes (+0.58%) | +49 bytes |
8 | 29517 bytes | +210 bytes (+0.72%) | +90 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23255 bytes | -6052 bytes (-20.65%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 26170 bytes | -3137 bytes (-10.70%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 27081 bytes | -2226 bytes (-7.60%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 27198 bytes | -2109 bytes (-7.20%) |
LZMA2 (Wikipedia) | xz | xz -9 | 28112 bytes | -1195 bytes (-4.08%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 28901 bytes | -406 bytes (-1.39%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28969 bytes | -338 bytes (-1.15%) |