Boot |
33280 bytes (32.5k)
|
CDN |
Baidu |
29575 bytes (28.9k)
|
CDN |
cdnjs |
29477 bytes (28.8k)
|
CDN |
gzip -6 (default) |
29348 bytes (28.7k)
|
local copy |
Sina |
29301 bytes (28.6k)
|
CDN |
gzip -9 |
29290 bytes (28.6k)
|
local copy |
libdeflate -12 |
28435 bytes (27.8k)
|
local copy |
7zip -mx=9 -tgzip |
28418 bytes (27.8k)
|
local copy |
kzip -s0 -rn -b0 |
28396 bytes (27.7k)
|
local copy |
zultra |
28393 bytes (27.7k)
|
local copy |
pigz -11 -n |
28369 bytes (27.7k)
|
local copy |
Zopfli |
28338 bytes (27.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
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 | 33280 bytes | d57ae6877bc8942db466fa3bd41626ed | March 18, 2015 @ 10:16 |
cdnjs | 29477 bytes | d57ae6877bc8942db466fa3bd41626ed | January 24, 2014 @ 03:45 |
Sina | 29301 bytes | d57ae6877bc8942db466fa3bd41626ed | (invalid) |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 29575 bytes | 7bf889be9d1b96a23e8ca2fd650cf170 | only whitespaces differ | June 5, 2014 @ 10:05 |
Size | Improvement | Parameters | Found |
---|---|---|---|
28338 bytes | -1 byte | zopfli --i100000 --mls32 --bsr22 --lazy --ohh | November 26, 2015 @ 17:50 |
28339 bytes | -1 byte | zopfli --i10000 --mls32 --bsr22 --lazy --ohh | November 26, 2015 @ 16:33 |
28340 bytes | -2 bytes | zopfli --i10000 --mls16384 --bsr19 --lazy --ohh | November 26, 2015 @ 16:26 |
28342 bytes | -2 bytes | zopfli --i10000 --mls64 --bsr17 --lazy --ohh | November 26, 2015 @ 16:09 |
28344 bytes | -1 byte | zopfli --i10000 --mls512 --bsr13 --lazy --ohh | September 10, 2015 @ 05:37 |
28345 bytes | -2 bytes | zopfli --i10000 --mls512 --bsr9 --lazy --ohh | September 10, 2015 @ 05:28 |
28347 bytes | -3 bytes | zopfli --i1000 --mls512 --bsr13 --lazy --ohh | September 7, 2015 @ 20:58 |
28350 bytes | -3 bytes | zopfli --i1000 --mls512 --bsr8 --lazy --ohh | September 7, 2015 @ 20:57 |
28353 bytes | – | zopfli --i100 --mls1024 --bsr6 --lazy --ohh | September 7, 2015 @ 16:34 |
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 | 28361 | 28357 | 28349 | 28350 | 28348 | 28354 | 28342 | 28350 | 28351 | 28350 | 28359 | 28352 | 28344 | 28353 | 28355 |
4 | 28354 | 28365 | 28359 | 28353 | 28360 | 28359 | 28350 | 28348 | 28348 | 28352 | 28350 | 28350 | 28350 | 28363 | 28350 |
6 | 28358 | 28362 | 28357 | 28354 | 28356 | 28349 | 28366 | 28355 | 28364 | 28345 | 28358 | 28363 | 28357 | 28362 | 28363 |
7 | 28358 | 28359 | 28357 | 28354 | 28358 | 28353 | 28355 | 28352 | 28351 | 28355 | 28357 | 28353 | 28355 | 28343 | 28366 |
8 | 28352 | 28363 | 28351 | 28350 | 28349 | 28343 | 28346 | 28349 | 28348 | 28350 | 28350 | 28347 | 28357 | 28344 | 28362 |
9 | 28364 | 28364 | 28361 | 28348 | 28351 | 28353 | 28350 | 28349 | 28345 | 28350 | 28348 | 28346 | 28354 | 28341 | 28352 |
10 | 28364 | 28363 | 28362 | 28348 | 28350 | 28345 | 28347 | 28346 | 28351 | 28355 | 28358 | 28347 | 28351 | 28358 | 28364 |
11 | 28364 | 28365 | 28348 | 28349 | 28343 | 28346 | 28350 | 28350 | 28345 | 28348 | 28358 | 28344 | 28357 | 28340 | 28351 |
12 | 28362 | 28361 | 28357 | 28357 | 28350 | 28345 | 28350 | 28349 | 28348 | 28350 | 28348 | 28354 | 28352 | 28368 | 28362 |
13 | 28355 | 28353 | 28354 | 28351 | 28349 | 28347 | 28349 | 28349 | 28344 | 28349 | 28357 | 28348 | 28365 | 28343 | 28353 |
14 | 28364 | 28351 | 28357 | 28348 | 28343 | 28342 | 28345 | 28349 | 28347 | 28350 | 28349 | 28347 | 28356 | 28343 | 28364 |
15 | 28364 | 28365 | 28351 | 28352 | 28355 | 28343 | 28350 | 28350 | 28344 | 28350 | 28349 | 28346 | 28349 | 28345 | 28366 |
16 | 28364 | 28363 | 28357 | 28348 | 28347 | 28346 | 28349 | 28345 | 28345 | 28350 | 28358 | 28356 | 28354 | 28371 | 28363 |
17 | 28364 | 28364 | 28349 | 28346 | 28350 | 28342 | 28348 | 28348 | 28345 | 28350 | 28358 | 28354 | 28352 | 28365 | 28352 |
18 | 28364 | 28365 | 28357 | 28349 | 28351 | 28354 | 28350 | 28350 | 28344 | 28349 | 28357 | 28342 | 28349 | 28363 | 28356 |
19 | 28364 | 28364 | 28357 | 28350 | 28351 | 28350 | 28350 | 28348 | 28349 | 28350 | 28358 | 28349 | 28359 | 28340 | 28361 |
20 | 28363 | 28364 | 28357 | 28348 | 28342 | 28342 | 28350 | 28345 | 28346 | 28349 | 28347 | 28356 | 28351 | 28371 | 28362 |
21 | 28358 | 28363 | 28358 | 28348 | 28345 | 28348 | 28349 | 28350 | 28346 | 28350 | 28357 | 28350 | 28357 | 28343 | 28352 |
22 | 28354 | 28367 | 28357 | 28348 | 28338 | 28343 | 28350 | 28343 | 28344 | 28350 | 28349 | 28361 | 28350 | 28344 | 28360 |
23 | 28354 | 28363 | 28358 | 28348 | 28351 | 28343 | 28350 | 28346 | 28343 | 28350 | 28358 | 28347 | 28353 | 28342 | 28357 |
25 | 28363 | 28364 | 28357 | 28361 | 28359 | 28356 | 28358 | 28343 | 28343 | 28351 | 28357 | 28344 | 28351 | 28366 | 28362 |
30 | 28357 | 28363 | 28358 | 28348 | 28350 | 28352 | 28347 | 28348 | 28346 | 28349 | 28359 | 28344 | 28351 | 28345 | 28352 |
40 | 28359 | 28364 | 28357 | 28349 | 28350 | 28343 | 28350 | 28349 | 28345 | 28348 | 28358 | 28354 | 28357 | 28367 | 28351 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 28350 bytes | – | 100% |
1,000 | 28345 bytes | -5 bytes | 100% |
10,000 | 28339 bytes | -6 bytes | 100% |
100,000 | 28338 bytes | -1 byte | 0.58% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 28396 bytes | +58 bytes (+0.20%) | – |
1 | 28397 bytes | +59 bytes (+0.21%) | +1 byte |
2 | 28416 bytes | +78 bytes (+0.28%) | +20 bytes |
3 | 28419 bytes | +81 bytes (+0.29%) | +23 bytes |
4 | 28420 bytes | +82 bytes (+0.29%) | +24 bytes |
5 | 28448 bytes | +110 bytes (+0.39%) | +52 bytes |
6 | 28489 bytes | +151 bytes (+0.53%) | +93 bytes |
7 | 28493 bytes | +155 bytes (+0.55%) | +97 bytes |
8 | 28532 bytes | +194 bytes (+0.68%) | +136 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23638 bytes | -4700 bytes (-16.59%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 24236 bytes | -4102 bytes (-14.48%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 25095 bytes | -3243 bytes (-11.44%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 26111 bytes | -2227 bytes (-7.86%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 27118 bytes | -1220 bytes (-4.31%) |
LZMA2 (Wikipedia) | xz | xz -9 | 27356 bytes | -982 bytes (-3.47%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 27947 bytes | -391 bytes (-1.38%) |