Boot |
35397 bytes (34.6k)
|
CDN |
Baidu |
30915 bytes (30.2k)
|
CDN |
cdnjs |
30907 bytes (30.2k)
|
CDN |
gzip -6 (default) |
30820 bytes (30.1k)
|
local copy |
gzip -9 |
30793 bytes (30.1k)
|
local copy |
Yandex |
30773 bytes (30.1k)
|
CDN |
Sina |
30770 bytes (30.0k)
|
CDN |
libdeflate -12 |
29422 bytes (28.7k)
|
local copy |
7zip -mx=9 -tgzip |
29404 bytes (28.7k)
|
local copy |
kzip -s0 -rn -b1 |
29386 bytes (28.7k)
|
local copy |
pigz -11 -n |
29355 bytes (28.7k)
|
local copy |
zultra |
29354 bytes (28.7k)
|
local copy |
Zopfli |
29264 bytes (28.6k)
|
local copy |
Zopfli (defluff) |
29263 bytes (28.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
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 | 35397 bytes | b212742b08f37af01790b45b6190b16e | March 19, 2015 @ 15:31 |
cdnjs | 30907 bytes | b212742b08f37af01790b45b6190b16e | February 8, 2015 @ 14:45 |
Yandex | 30773 bytes | b212742b08f37af01790b45b6190b16e | June 20, 2013 @ 11:59 |
Sina | 30770 bytes | b212742b08f37af01790b45b6190b16e | April 25, 2019 @ 14:07 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 30915 bytes | d3e7e526e89b2deebf19fc8f362385a0 | only whitespaces differ | January 7, 2015 @ 10:16 |
Size | Improvement | Parameters | Found |
---|---|---|---|
29264 bytes | -1 byte | zopfli --i1000000 --mls8 --bsr22 --lazy --ohh | February 28, 2020 @ 19:49 |
29265 bytes | -2 bytes | zopfli --i100000 --mls8 --bsr22 --lazy --ohh | December 2, 2015 @ 08:57 |
29267 bytes | -6 bytes | zopfli --i10000 --mls8 --bsr22 --lazy --ohh | November 22, 2015 @ 22:14 |
29273 bytes | -4 bytes | zopfli --i1000 --mls8 --bsr22 --lazy --ohh | September 22, 2015 @ 03:19 |
29277 bytes | – | zopfli --i100 --mls8 --bsr22 --lazy --ohh | September 21, 2015 @ 11:16 |
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 | 29301 | 29305 | 29309 | 29311 | 29329 | 29342 | 29340 | 29339 | 29343 | 29348 | 29349 | 29357 | 29341 | 29348 | 29338 |
4 | 29321 | 29328 | 29318 | 29286 | 29315 | 29318 | 29338 | 29336 | 29321 | 29334 | 29331 | 29331 | 29331 | 29344 | 29339 |
6 | 29301 | 29302 | 29305 | 29317 | 29302 | 29314 | 29331 | 29338 | 29315 | 29346 | 29338 | 29335 | 29340 | 29335 | 29336 |
7 | 29328 | 29318 | 29309 | 29313 | 29299 | 29283 | 29336 | 29305 | 29327 | 29345 | 29339 | 29331 | 29327 | 29338 | 29339 |
8 | 29316 | 29291 | 29311 | 29312 | 29310 | 29315 | 29308 | 29338 | 29308 | 29313 | 29309 | 29332 | 29340 | 29339 | 29335 |
9 | 29324 | 29316 | 29316 | 29324 | 29310 | 29285 | 29316 | 29322 | 29307 | 29346 | 29339 | 29331 | 29334 | 29338 | 29338 |
10 | 29299 | 29294 | 29316 | 29304 | 29308 | 29322 | 29316 | 29329 | 29291 | 29342 | 29282 | 29337 | 29332 | 29332 | 29332 |
11 | 29316 | 29308 | 29317 | 29307 | 29318 | 29315 | 29316 | 29336 | 29331 | 29330 | 29330 | 29330 | 29293 | 29333 | 29331 |
12 | 29322 | 29283 | 29323 | 29301 | 29311 | 29308 | 29339 | 29323 | 29323 | 29330 | 29332 | 29331 | 29301 | 29330 | 29330 |
13 | 29308 | 29309 | 29317 | 29294 | 29305 | 29289 | 29324 | 29320 | 29305 | 29330 | 29328 | 29332 | 29293 | 29337 | 29338 |
14 | 29308 | 29307 | 29330 | 29316 | 29306 | 29315 | 29335 | 29335 | 29330 | 29333 | 29330 | 29328 | 29333 | 29340 | 29339 |
15 | 29305 | 29310 | 29323 | 29306 | 29306 | 29309 | 29305 | 29310 | 29330 | 29330 | 29331 | 29329 | 29330 | 29340 | 29339 |
16 | 29292 | 29307 | 29315 | 29298 | 29314 | 29306 | 29310 | 29337 | 29292 | 29331 | 29336 | 29332 | 29333 | 29339 | 29337 |
17 | 29301 | 29316 | 29326 | 29306 | 29307 | 29310 | 29310 | 29315 | 29311 | 29334 | 29335 | 29331 | 29304 | 29338 | 29334 |
18 | 29301 | 29307 | 29309 | 29294 | 29305 | 29301 | 29336 | 29337 | 29307 | 29331 | 29338 | 29331 | 29333 | 29340 | 29339 |
19 | 29307 | 29315 | 29305 | 29308 | 29301 | 29286 | 29334 | 29310 | 29309 | 29345 | 29337 | 29330 | 29304 | 29340 | 29335 |
20 | 29308 | 29317 | 29289 | 29277 | 29291 | 29320 | 29301 | 29319 | 29330 | 29343 | 29300 | 29330 | 29309 | 29338 | 29339 |
21 | 29318 | 29316 | 29312 | 29311 | 29309 | 29315 | 29308 | 29338 | 29310 | 29342 | 29329 | 29331 | 29334 | 29334 | 29335 |
22 | 29293 | 29315 | 29264 | 29275 | 29286 | 29314 | 29334 | 29338 | 29327 | 29330 | 29337 | 29328 | 29333 | 29336 | 29334 |
23 | 29317 | 29309 | 29326 | 29302 | 29304 | 29316 | 29308 | 29338 | 29310 | 29332 | 29335 | 29330 | 29331 | 29330 | 29330 |
25 | 29316 | 29315 | 29319 | 29285 | 29304 | 29314 | 29335 | 29336 | 29319 | 29327 | 29305 | 29329 | 29294 | 29337 | 29334 |
30 | 29303 | 29306 | 29320 | 29320 | 29300 | 29312 | 29331 | 29338 | 29302 | 29331 | 29330 | 29331 | 29333 | 29336 | 29334 |
40 | 29308 | 29309 | 29319 | 29308 | 29310 | 29310 | 29335 | 29336 | 29306 | 29335 | 29285 | 29331 | 29337 | 29340 | 29339 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 29277 bytes | – | 100% |
1,000 | 29273 bytes | -4 bytes | 100% |
10,000 | 29267 bytes | -6 bytes | 100% |
100,000 | 29265 bytes | -2 bytes | 1.45% |
1,000,000 | 29264 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 29391 bytes | +127 bytes (+0.43%) | +5 bytes |
1 | 29386 bytes | +122 bytes (+0.42%) | – |
2 | 29426 bytes | +162 bytes (+0.55%) | +40 bytes |
3 | 29389 bytes | +125 bytes (+0.43%) | +3 bytes |
4 | 29428 bytes | +164 bytes (+0.56%) | +42 bytes |
5 | 29418 bytes | +154 bytes (+0.53%) | +32 bytes |
6 | 29429 bytes | +165 bytes (+0.56%) | +43 bytes |
7 | 29400 bytes | +136 bytes (+0.46%) | +14 bytes |
8 | 29438 bytes | +174 bytes (+0.59%) | +52 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23188 bytes | -6076 bytes (-20.76%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 26124 bytes | -3140 bytes (-10.73%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26998 bytes | -2266 bytes (-7.74%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 27146 bytes | -2118 bytes (-7.24%) |
LZMA2 (Wikipedia) | xz | xz -9 | 28064 bytes | -1200 bytes (-4.10%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 28851 bytes | -413 bytes (-1.41%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28932 bytes | -332 bytes (-1.13%) |