Boot |
36211 bytes (35.4k)
|
CDN |
cdnjs |
31742 bytes (31.0k)
|
CDN |
gzip -6 (default) |
31532 bytes (30.8k)
|
local copy |
unpkg |
31524 bytes (30.8k)
|
CDN |
gzip -9 |
31472 bytes (30.7k)
|
local copy |
libdeflate -12 |
30477 bytes (29.8k)
|
local copy |
7zip -mx=9 -tgzip |
30453 bytes (29.7k)
|
local copy |
kzip -s0 -rn -b1 |
30424 bytes (29.7k)
|
local copy |
pigz -11 -n |
30403 bytes (29.7k)
|
local copy |
zultra |
30395 bytes (29.7k)
|
local copy |
Zopfli |
30335 bytes (29.6k)
|
local copy |
Zopfli (defluff) |
30334 bytes (29.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
block splitting recursion | 18 | --bsr18 |
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 | 36211 bytes | 295cc6a07cffba21a04c314d48564581 | December 20, 2017 @ 03:30 |
cdnjs | 31742 bytes | 295cc6a07cffba21a04c314d48564581 | (invalid) |
unpkg | 31524 bytes | 295cc6a07cffba21a04c314d48564581 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30335 bytes | -3 bytes | zopfli --i1000000 --mls2 --bsr18 --lazy --ohh | December 20, 2017 @ 11:33 |
30338 bytes | -4 bytes | zopfli --i100000 --mls2 --bsr18 --lazy --ohh | December 20, 2017 @ 00:00 |
30342 bytes | -6 bytes | zopfli --i10000 --mls2 --bsr18 --lazy --ohh | December 19, 2017 @ 23:23 |
30348 bytes | -4 bytes | zopfli --i1000 --mls2 --bsr18 --lazy --ohh | December 19, 2017 @ 22:53 |
30352 bytes | – | zopfli --i100 --mls2 --bsr18 --lazy --ohh | December 19, 2017 @ 20:42 |
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 | 30370 | 30370 | 30371 | 30370 | 30371 | 30370 | 30371 | 30372 | 30371 | 30370 | 30366 | 30371 | 30372 | 30367 | 30373 |
4 | 30369 | 30377 | 30376 | 30373 | 30371 | 30370 | 30371 | 30371 | 30369 | 30368 | 30370 | 30376 | 30369 | 30369 | 30368 |
6 | 30376 | 30374 | 30376 | 30371 | 30371 | 30369 | 30368 | 30369 | 30371 | 30368 | 30367 | 30374 | 30369 | 30368 | 30368 |
7 | 30382 | 30373 | 30375 | 30372 | 30369 | 30368 | 30368 | 30370 | 30370 | 30367 | 30367 | 30373 | 30369 | 30367 | 30368 |
8 | 30385 | 30381 | 30374 | 30378 | 30370 | 30370 | 30378 | 30379 | 30370 | 30370 | 30366 | 30373 | 30377 | 30367 | 30369 |
9 | 30343 | 30376 | 30377 | 30376 | 30371 | 30370 | 30371 | 30371 | 30366 | 30367 | 30368 | 30374 | 30367 | 30366 | 30373 |
10 | 30374 | 30373 | 30368 | 30378 | 30370 | 30371 | 30370 | 30366 | 30368 | 30368 | 30367 | 30374 | 30369 | 30367 | 30368 |
11 | 30381 | 30373 | 30376 | 30377 | 30371 | 30370 | 30378 | 30369 | 30366 | 30368 | 30368 | 30369 | 30369 | 30368 | 30369 |
12 | 30376 | 30374 | 30377 | 30375 | 30368 | 30371 | 30370 | 30378 | 30369 | 30368 | 30368 | 30374 | 30369 | 30368 | 30366 |
13 | 30379 | 30378 | 30377 | 30375 | 30372 | 30370 | 30377 | 30366 | 30368 | 30367 | 30367 | 30374 | 30376 | 30367 | 30365 |
14 | 30373 | 30382 | 30374 | 30379 | 30369 | 30370 | 30371 | 30369 | 30369 | 30366 | 30366 | 30373 | 30366 | 30368 | 30368 |
15 | 30381 | 30381 | 30375 | 30373 | 30367 | 30370 | 30375 | 30367 | 30374 | 30367 | 30367 | 30374 | 30372 | 30366 | 30368 |
16 | 30387 | 30373 | 30377 | 30381 | 30371 | 30371 | 30371 | 30371 | 30368 | 30367 | 30368 | 30369 | 30375 | 30366 | 30367 |
17 | 30374 | 30379 | 30377 | 30377 | 30372 | 30370 | 30368 | 30368 | 30379 | 30367 | 30367 | 30374 | 30373 | 30368 | 30373 |
18 | 30335 | 30373 | 30377 | 30381 | 30367 | 30370 | 30366 | 30368 | 30368 | 30368 | 30367 | 30369 | 30377 | 30367 | 30366 |
19 | 30375 | 30373 | 30374 | 30372 | 30377 | 30370 | 30367 | 30379 | 30377 | 30368 | 30367 | 30378 | 30371 | 30369 | 30367 |
20 | 30375 | 30376 | 30377 | 30377 | 30371 | 30371 | 30367 | 30367 | 30368 | 30368 | 30367 | 30369 | 30367 | 30368 | 30369 |
21 | 30376 | 30373 | 30378 | 30367 | 30371 | 30371 | 30373 | 30367 | 30366 | 30368 | 30368 | 30375 | 30367 | 30367 | 30367 |
22 | 30373 | 30376 | 30378 | 30381 | 30373 | 30372 | 30367 | 30376 | 30366 | 30367 | 30368 | 30375 | 30377 | 30368 | 30373 |
23 | 30378 | 30374 | 30376 | 30373 | 30371 | 30370 | 30370 | 30370 | 30377 | 30368 | 30368 | 30369 | 30368 | 30366 | 30367 |
25 | 30377 | 30382 | 30374 | 30377 | 30371 | 30369 | 30372 | 30366 | 30366 | 30367 | 30367 | 30372 | 30369 | 30367 | 30367 |
30 | 30375 | 30374 | 30377 | 30375 | 30371 | 30370 | 30367 | 30367 | 30370 | 30368 | 30375 | 30374 | 30368 | 30366 | 30367 |
40 | 30378 | 30373 | 30373 | 30377 | 30373 | 30371 | 30371 | 30366 | 30370 | 30367 | 30368 | 30374 | 30377 | 30368 | 30367 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30352 bytes | – | 100% |
1,000 | 30348 bytes | -4 bytes | 100% |
10,000 | 30342 bytes | -6 bytes | 100% |
100,000 | 30338 bytes | -4 bytes | 0.58% |
1,000,000 | 30335 bytes | -3 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30424 bytes | +89 bytes (+0.29%) | – |
1 | 30424 bytes | +89 bytes (+0.29%) | – |
2 | 30457 bytes | +122 bytes (+0.40%) | +33 bytes |
3 | 30466 bytes | +131 bytes (+0.43%) | +42 bytes |
4 | 30468 bytes | +133 bytes (+0.44%) | +44 bytes |
5 | 30461 bytes | +126 bytes (+0.42%) | +37 bytes |
6 | 30496 bytes | +161 bytes (+0.53%) | +72 bytes |
7 | 30458 bytes | +123 bytes (+0.41%) | +34 bytes |
8 | 30484 bytes | +149 bytes (+0.49%) | +60 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24883 bytes | -5452 bytes (-17.97%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25607 bytes | -4728 bytes (-15.59%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26822 bytes | -3513 bytes (-11.58%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28241 bytes | -2094 bytes (-6.90%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28741 bytes | -1594 bytes (-5.25%) |
LZMA2 (Wikipedia) | xz | xz -9 | 29020 bytes | -1315 bytes (-4.33%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29784 bytes | -551 bytes (-1.82%) |