Boot |
31879 bytes (31.1k)
|
CDN |
Baidu |
27744 bytes (27.1k)
|
CDN |
cdnjs |
27736 bytes (27.1k)
|
CDN |
gzip -6 (default) |
27639 bytes (27.0k)
|
local copy |
gzip -9 |
27605 bytes (27.0k)
|
local copy |
Sina |
27596 bytes (26.9k)
|
CDN |
7zip -mx=9 -tgzip |
26443 bytes (25.8k)
|
local copy |
kzip -s0 -rn -b6 |
26407 bytes (25.8k)
|
local copy |
libdeflate -12 |
26403 bytes (25.8k)
|
local copy |
zultra |
26393 bytes (25.8k)
|
local copy |
pigz -11 -n |
26373 bytes (25.8k)
|
local copy |
Zopfli |
26276 bytes (25.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 128 | --mls128 |
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 | 31879 bytes | 40494a1e88148631177ca6ef06ce4b78 | March 19, 2015 @ 15:30 |
cdnjs | 27736 bytes | 40494a1e88148631177ca6ef06ce4b78 | February 8, 2015 @ 14:45 |
Sina | 27596 bytes | 40494a1e88148631177ca6ef06ce4b78 | April 25, 2019 @ 14:07 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 27744 bytes | eadf03b8bd776c3c3fd5062d319c1368 | only whitespaces differ | January 7, 2015 @ 10:16 |
Size | Improvement | Parameters | Found |
---|---|---|---|
26276 bytes | -1 byte | zopfli --i1000000 --mls128 --bsr12 --lazy --ohh | March 16, 2022 @ 09:35 |
26277 bytes | -2 bytes | zopfli --i1000000 --mls32 --bsr13 --lazy --ohh | March 2, 2020 @ 14:46 |
26279 bytes | -2 bytes | zopfli --i100000 --mls32 --bsr13 --lazy --ohh | December 1, 2015 @ 14:23 |
26281 bytes | -1 byte | zopfli --i100000 --mls128 --bsr13 --lazy --ohh | December 1, 2015 @ 13:58 |
26282 bytes | -4 bytes | zopfli --i10000 --mls128 --bsr12 --lazy --ohh | November 22, 2015 @ 22:08 |
26286 bytes | -5 bytes | zopfli --i1000 --mls128 --bsr12 --lazy --ohh | September 14, 2015 @ 22:14 |
26291 bytes | -4 bytes | zopfli --i1000 --mls512 --bsr13 --lazy --ohh | September 11, 2015 @ 02:51 |
26295 bytes | -2 bytes | zopfli --i1000 --mls512 --bsr11 --lazy --ohh | September 11, 2015 @ 02:38 |
26297 bytes | – | zopfli --i100 --mls512 --bsr13 --lazy --ohh | September 10, 2015 @ 15:08 |
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 | 26361 | 26362 | 26346 | 26366 | 26343 | 26370 | 26369 | 26366 | 26370 | 26377 | 26361 | 26363 | 26361 | 26364 | 26365 |
4 | 26328 | 26339 | 26339 | 26336 | 26338 | 26351 | 26293 | 26335 | 26299 | 26355 | 26361 | 26362 | 26366 | 26368 | 26359 |
6 | 26323 | 26345 | 26343 | 26347 | 26328 | 26361 | 26292 | 26361 | 26363 | 26365 | 26367 | 26362 | 26363 | 26359 | 26356 |
7 | 26313 | 26335 | 26350 | 26335 | 26325 | 26295 | 26365 | 26316 | 26302 | 26360 | 26357 | 26363 | 26361 | 26363 | 26356 |
8 | 26308 | 26301 | 26346 | 26315 | 26340 | 26329 | 26308 | 26294 | 26296 | 26360 | 26359 | 26363 | 26359 | 26365 | 26363 |
9 | 26311 | 26341 | 26312 | 26312 | 26285 | 26330 | 26294 | 26362 | 26295 | 26364 | 26358 | 26360 | 26363 | 26358 | 26357 |
10 | 26334 | 26349 | 26288 | 26307 | 26323 | 26285 | 26284 | 26363 | 26364 | 26357 | 26356 | 26358 | 26360 | 26363 | 26356 |
11 | 26340 | 26331 | 26361 | 26296 | 26287 | 26327 | 26287 | 26292 | 26291 | 26354 | 26355 | 26359 | 26361 | 26362 | 26357 |
12 | 26331 | 26331 | 26324 | 26316 | 26320 | 26319 | 26276 | 26362 | 26294 | 26354 | 26353 | 26357 | 26357 | 26364 | 26357 |
13 | 26336 | 26335 | 26356 | 26307 | 26277 | 26303 | 26281 | 26315 | 26286 | 26354 | 26354 | 26354 | 26361 | 26360 | 26358 |
14 | 26340 | 26335 | 26356 | 26331 | 26286 | 26317 | 26287 | 26291 | 26295 | 26358 | 26355 | 26358 | 26358 | 26360 | 26357 |
15 | 26343 | 26335 | 26307 | 26299 | 26305 | 26303 | 26353 | 26361 | 26287 | 26354 | 26355 | 26358 | 26378 | 26358 | 26356 |
16 | 26309 | 26333 | 26292 | 26336 | 26362 | 26289 | 26292 | 26296 | 26298 | 26359 | 26359 | 26359 | 26357 | 26358 | 26360 |
17 | 26336 | 26340 | 26335 | 26333 | 26342 | 26310 | 26317 | 26293 | 26291 | 26369 | 26353 | 26360 | 26307 | 26357 | 26356 |
18 | 26320 | 26346 | 26316 | 26312 | 26283 | 26319 | 26327 | 26323 | 26364 | 26358 | 26355 | 26359 | 26305 | 26363 | 26357 |
19 | 26341 | 26335 | 26327 | 26296 | 26335 | 26325 | 26286 | 26363 | 26294 | 26371 | 26360 | 26363 | 26364 | 26361 | 26360 |
20 | 26336 | 26333 | 26286 | 26309 | 26290 | 26323 | 26285 | 26282 | 26357 | 26369 | 26355 | 26362 | 26364 | 26361 | 26356 |
21 | 26315 | 26331 | 26292 | 26333 | 26332 | 26323 | 26285 | 26324 | 26365 | 26369 | 26357 | 26354 | 26372 | 26360 | 26364 |
22 | 26323 | 26347 | 26346 | 26336 | 26295 | 26322 | 26300 | 26363 | 26363 | 26364 | 26364 | 26358 | 26299 | 26355 | 26357 |
23 | 26314 | 26335 | 26291 | 26333 | 26320 | 26321 | 26283 | 26290 | 26286 | 26354 | 26355 | 26358 | 26362 | 26359 | 26358 |
25 | 26315 | 26339 | 26322 | 26312 | 26326 | 26320 | 26281 | 26360 | 26362 | 26370 | 26355 | 26360 | 26362 | 26359 | 26357 |
30 | 26333 | 26333 | 26306 | 26329 | 26336 | 26323 | 26287 | 26281 | 26377 | 26358 | 26355 | 26361 | 26364 | 26360 | 26360 |
40 | 26334 | 26339 | 26332 | 26331 | 26327 | 26318 | 26301 | 26285 | 26289 | 26354 | 26355 | 26355 | 26360 | 26364 | 26362 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 26293 bytes | – | 100% |
1,000 | 26286 bytes | -7 bytes | 100% |
10,000 | 26282 bytes | -4 bytes | 100% |
100,000 | 26279 bytes | -3 bytes | 1.74% |
1,000,000 | 26276 bytes | -3 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 26409 bytes | +133 bytes (+0.51%) | +2 bytes |
1 | 26407 bytes | +131 bytes (+0.50%) | – |
2 | 26431 bytes | +155 bytes (+0.59%) | +24 bytes |
3 | 26411 bytes | +135 bytes (+0.51%) | +4 bytes |
4 | 26446 bytes | +170 bytes (+0.65%) | +39 bytes |
5 | 26424 bytes | +148 bytes (+0.56%) | +17 bytes |
6 | 26407 bytes | +131 bytes (+0.50%) | – |
7 | 26416 bytes | +140 bytes (+0.53%) | +9 bytes |
8 | 26457 bytes | +181 bytes (+0.69%) | +50 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 21302 bytes | -4974 bytes (-18.93%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 23353 bytes | -2923 bytes (-11.12%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 24231 bytes | -2045 bytes (-7.78%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 24371 bytes | -1905 bytes (-7.25%) |
LZMA2 (Wikipedia) | xz | xz -9 | 25292 bytes | -984 bytes (-3.74%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 25907 bytes | -369 bytes (-1.40%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 26057 bytes | -219 bytes (-0.83%) |