Boot |
64015 bytes (62.5k)
|
CDN |
cdnjs |
55473 bytes (54.2k)
|
CDN |
gzip -6 (default) |
55216 bytes (53.9k)
|
local copy |
gzip -9 |
55163 bytes (53.9k)
|
local copy |
libdeflate -12 |
52572 bytes (51.3k)
|
local copy |
7zip -mx=9 -tgzip |
52552 bytes (51.3k)
|
local copy |
pigz -11 -n |
52501 bytes (51.3k)
|
local copy |
kzip -s0 -rn -b1 |
52498 bytes (51.3k)
|
local copy |
zultra |
52466 bytes (51.2k)
|
local copy |
Zopfli |
52319 bytes (51.1k)
|
local copy |
Zopfli (defluff) |
52318 bytes (51.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 13 | --bsr13 |
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 | 64015 bytes | c6c14af2cf27df34ab18ae136112e34e | March 19, 2015 @ 15:44 |
cdnjs | 55473 bytes | c6c14af2cf27df34ab18ae136112e34e | February 8, 2015 @ 14:45 |
Size | Improvement | Parameters | Found |
---|---|---|---|
52319 bytes | -1 byte | zopfli --i1000000 --mls8 --bsr13 --lazy --ohh | January 30, 2020 @ 08:51 |
52320 bytes | -8 bytes | zopfli --i100000 --mls8 --bsr13 --lazy --ohh | December 3, 2015 @ 18:59 |
52328 bytes | -8 bytes | zopfli --i10000 --mls8 --bsr13 --lazy --ohh | October 14, 2015 @ 09:39 |
52336 bytes | -14 bytes | zopfli --i1000 --mls8 --bsr15 --lazy --ohh | September 19, 2015 @ 01:06 |
52350 bytes | -9 bytes | zopfli --i1000 --mls8 --bsr4 --lazy --ohh | September 19, 2015 @ 01:04 |
52359 bytes | – | zopfli --i100 --mls8 --bsr13 --lazy --ohh | September 18, 2015 @ 16:16 |
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 | 52402 | 52401 | 52399 | 52401 | 52403 | 52402 | 52401 | 52402 | 52400 | 52418 | 52397 | 52421 | 52423 | 52418 | 52401 |
4 | 52361 | 52351 | 52341 | 52394 | 52411 | 52403 | 52415 | 52407 | 52403 | 52401 | 52406 | 52418 | 52416 | 52406 | 52402 |
6 | 52353 | 52346 | 52359 | 52395 | 52395 | 52403 | 52398 | 52398 | 52401 | 52400 | 52411 | 52420 | 52412 | 52416 | 52403 |
7 | 52396 | 52338 | 52335 | 52394 | 52395 | 52401 | 52402 | 52413 | 52402 | 52402 | 52410 | 52417 | 52411 | 52410 | 52401 |
8 | 52341 | 52339 | 52342 | 52396 | 52395 | 52396 | 52399 | 52394 | 52400 | 52412 | 52410 | 52418 | 52408 | 52401 | 52407 |
9 | 52341 | 52336 | 52354 | 52394 | 52394 | 52396 | 52400 | 52396 | 52403 | 52410 | 52402 | 52415 | 52414 | 52408 | 52404 |
10 | 52357 | 52358 | 52353 | 52394 | 52398 | 52395 | 52396 | 52398 | 52403 | 52402 | 52406 | 52420 | 52415 | 52417 | 52405 |
11 | 52341 | 52346 | 52355 | 52397 | 52396 | 52395 | 52398 | 52399 | 52403 | 52399 | 52411 | 52418 | 52418 | 52396 | 52403 |
12 | 52338 | 52340 | 52340 | 52395 | 52394 | 52396 | 52396 | 52399 | 52400 | 52397 | 52408 | 52403 | 52415 | 52397 | 52413 |
13 | 52337 | 52343 | 52319 | 52394 | 52394 | 52396 | 52396 | 52394 | 52400 | 52397 | 52397 | 52417 | 52419 | 52405 | 52403 |
14 | 52341 | 52342 | 52416 | 52396 | 52396 | 52395 | 52396 | 52396 | 52402 | 52395 | 52410 | 52408 | 52415 | 52409 | 52404 |
15 | 52340 | 52345 | 52322 | 52404 | 52401 | 52395 | 52395 | 52406 | 52400 | 52396 | 52411 | 52416 | 52417 | 52400 | 52404 |
16 | 52335 | 52342 | 52336 | 52393 | 52395 | 52397 | 52400 | 52401 | 52399 | 52400 | 52401 | 52416 | 52414 | 52401 | 52402 |
17 | 52346 | 52346 | 52418 | 52396 | 52396 | 52397 | 52398 | 52396 | 52399 | 52410 | 52410 | 52416 | 52418 | 52398 | 52404 |
18 | 52344 | 52340 | 52339 | 52395 | 52396 | 52395 | 52399 | 52398 | 52398 | 52393 | 52403 | 52417 | 52416 | 52395 | 52403 |
19 | 52341 | 52396 | 52395 | 52395 | 52396 | 52396 | 52403 | 52395 | 52401 | 52394 | 52412 | 52417 | 52416 | 52400 | 52403 |
20 | 52341 | 52338 | 52359 | 52395 | 52394 | 52397 | 52396 | 52400 | 52403 | 52394 | 52408 | 52416 | 52417 | 52418 | 52402 |
21 | 52341 | 52340 | 52355 | 52395 | 52394 | 52396 | 52397 | 52395 | 52398 | 52410 | 52403 | 52417 | 52415 | 52400 | 52402 |
22 | 52348 | 52339 | 52340 | 52395 | 52396 | 52396 | 52400 | 52399 | 52401 | 52409 | 52396 | 52410 | 52420 | 52415 | 52409 |
23 | 52341 | 52339 | 52355 | 52394 | 52397 | 52396 | 52402 | 52395 | 52400 | 52409 | 52411 | 52416 | 52414 | 52410 | 52404 |
25 | 52347 | 52347 | 52352 | 52394 | 52395 | 52396 | 52400 | 52408 | 52402 | 52399 | 52406 | 52417 | 52414 | 52399 | 52403 |
30 | 52338 | 52351 | 52352 | 52393 | 52398 | 52396 | 52400 | 52398 | 52402 | 52410 | 52407 | 52416 | 52419 | 52401 | 52404 |
40 | 52341 | 52341 | 52341 | 52395 | 52394 | 52396 | 52396 | 52398 | 52403 | 52412 | 52407 | 52417 | 52417 | 52399 | 52406 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52350 bytes | – | 100% |
1,000 | 52336 bytes | -14 bytes | 100% |
10,000 | 52328 bytes | -8 bytes | 100% |
100,000 | 52320 bytes | -8 bytes | 0.58% |
1,000,000 | 52319 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52553 bytes | +234 bytes (+0.45%) | +55 bytes |
1 | 52498 bytes | +179 bytes (+0.34%) | – |
2 | 52516 bytes | +197 bytes (+0.38%) | +18 bytes |
3 | 52561 bytes | +242 bytes (+0.46%) | +63 bytes |
4 | 52595 bytes | +276 bytes (+0.53%) | +97 bytes |
5 | 52610 bytes | +291 bytes (+0.56%) | +112 bytes |
6 | 52622 bytes | +303 bytes (+0.58%) | +124 bytes |
7 | 52652 bytes | +333 bytes (+0.64%) | +154 bytes |
8 | 52666 bytes | +347 bytes (+0.66%) | +168 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38446 bytes | -13873 bytes (-26.52%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 45526 bytes | -6793 bytes (-12.98%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 46851 bytes | -5468 bytes (-10.45%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 47920 bytes | -4399 bytes (-8.41%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49116 bytes | -3203 bytes (-6.12%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 50591 bytes | -1728 bytes (-3.30%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 50617 bytes | -1702 bytes (-3.25%) |