Boot |
36218 bytes (35.4k)
|
CDN |
cdnjs |
31850 bytes (31.1k)
|
CDN |
gzip -6 (default) |
31669 bytes (30.9k)
|
local copy |
unpkg |
31646 bytes (30.9k)
|
CDN |
gzip -9 |
31615 bytes (30.9k)
|
local copy |
libdeflate -12 |
30635 bytes (29.9k)
|
local copy |
7zip -mx=9 -tgzip |
30592 bytes (29.9k)
|
local copy |
kzip -s0 -rn -b0 |
30582 bytes (29.9k)
|
local copy |
zultra |
30559 bytes (29.8k)
|
local copy |
pigz -11 -n |
30536 bytes (29.8k)
|
local copy |
Zopfli |
30501 bytes (29.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2048 | --mls2048 |
block splitting recursion | 9 | --bsr9 |
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 | 36218 bytes | b7aa30fe9c5e25e517a65819dd9aa257 | December 20, 2017 @ 03:30 |
cdnjs | 31850 bytes | b7aa30fe9c5e25e517a65819dd9aa257 | (invalid) |
unpkg | 31646 bytes | b7aa30fe9c5e25e517a65819dd9aa257 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30501 bytes | -1 byte | zopfli --i1000000 --mls2048 --bsr9 --lazy --ohh | December 14, 2017 @ 11:33 |
30502 bytes | -1 byte | zopfli --i100000 --mls256 --bsr16 --lazy --ohh | December 13, 2017 @ 18:58 |
30503 bytes | -2 bytes | zopfli --i10000 --mls8 --bsr30 --lazy --ohh | December 13, 2017 @ 18:57 |
30505 bytes | -6 bytes | zopfli --i10000 --mls256 --bsr16 --lazy --ohh | December 13, 2017 @ 18:33 |
30511 bytes | -1 byte | zopfli --i1000 --mls256 --bsr16 --lazy --ohh | December 13, 2017 @ 18:29 |
30512 bytes | -1 byte | zopfli --i1000 --mls16384 --bsr25 --lazy --ohh | December 13, 2017 @ 18:29 |
30513 bytes | -3 bytes | zopfli --i1000 --mls8192 --bsr2 --lazy --ohh | December 13, 2017 @ 18:29 |
30516 bytes | – | zopfli --i100 --mls8192 --bsr2 --lazy --ohh | December 13, 2017 @ 18:19 |
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 | 30542 | 30540 | 30527 | 30525 | 30533 | 30525 | 30527 | 30511 | 30539 | 30532 | 30508 | 30513 | 30508 | 30519 | 30533 |
4 | 30512 | 30511 | 30512 | 30512 | 30508 | 30509 | 30527 | 30511 | 30534 | 30505 | 30510 | 30511 | 30514 | 30513 | 30515 |
6 | 30507 | 30517 | 30511 | 30511 | 30506 | 30510 | 30506 | 30516 | 30505 | 30508 | 30517 | 30507 | 30511 | 30506 | 30518 |
7 | 30526 | 30531 | 30528 | 30508 | 30507 | 30508 | 30507 | 30506 | 30506 | 30506 | 30506 | 30509 | 30511 | 30518 | 30508 |
8 | 30510 | 30511 | 30515 | 30519 | 30527 | 30512 | 30504 | 30506 | 30508 | 30508 | 30516 | 30510 | 30509 | 30508 | 30535 |
9 | 30525 | 30529 | 30525 | 30532 | 30509 | 30510 | 30507 | 30511 | 30509 | 30512 | 30501 | 30529 | 30539 | 30509 | 30508 |
10 | 30507 | 30532 | 30511 | 30509 | 30509 | 30508 | 30505 | 30505 | 30507 | 30509 | 30513 | 30511 | 30508 | 30508 | 30506 |
11 | 30507 | 30517 | 30507 | 30511 | 30507 | 30507 | 30524 | 30509 | 30508 | 30509 | 30505 | 30508 | 30508 | 30508 | 30517 |
12 | 30507 | 30510 | 30514 | 30508 | 30507 | 30506 | 30505 | 30509 | 30508 | 30506 | 30506 | 30505 | 30519 | 30509 | 30513 |
13 | 30515 | 30505 | 30513 | 30511 | 30508 | 30507 | 30505 | 30509 | 30506 | 30509 | 30506 | 30508 | 30509 | 30516 | 30518 |
14 | 30517 | 30515 | 30516 | 30510 | 30523 | 30510 | 30506 | 30509 | 30505 | 30507 | 30516 | 30508 | 30507 | 30508 | 30509 |
15 | 30510 | 30530 | 30513 | 30508 | 30507 | 30510 | 30507 | 30508 | 30506 | 30506 | 30506 | 30507 | 30511 | 30508 | 30519 |
16 | 30505 | 30509 | 30513 | 30512 | 30509 | 30511 | 30507 | 30501 | 30506 | 30509 | 30512 | 30530 | 30516 | 30520 | 30506 |
17 | 30507 | 30532 | 30511 | 30504 | 30508 | 30511 | 30524 | 30509 | 30507 | 30510 | 30517 | 30510 | 30510 | 30510 | 30508 |
18 | 30526 | 30525 | 30513 | 30528 | 30507 | 30507 | 30507 | 30509 | 30503 | 30508 | 30517 | 30510 | 30511 | 30509 | 30510 |
19 | 30510 | 30525 | 30525 | 30528 | 30508 | 30507 | 30508 | 30506 | 30503 | 30506 | 30509 | 30510 | 30508 | 30518 | 30511 |
20 | 30512 | 30512 | 30514 | 30530 | 30508 | 30507 | 30509 | 30509 | 30509 | 30508 | 30506 | 30508 | 30508 | 30508 | 30517 |
21 | 30506 | 30508 | 30520 | 30506 | 30508 | 30509 | 30505 | 30507 | 30505 | 30509 | 30512 | 30510 | 30511 | 30509 | 30509 |
22 | 30507 | 30509 | 30527 | 30505 | 30510 | 30510 | 30508 | 30506 | 30507 | 30510 | 30506 | 30508 | 30510 | 30507 | 30509 |
23 | 30508 | 30510 | 30514 | 30506 | 30509 | 30510 | 30508 | 30510 | 30508 | 30509 | 30506 | 30527 | 30511 | 30516 | 30513 |
25 | 30526 | 30524 | 30513 | 30504 | 30507 | 30511 | 30509 | 30504 | 30505 | 30510 | 30507 | 30510 | 30517 | 30506 | 30508 |
30 | 30510 | 30515 | 30503 | 30511 | 30507 | 30507 | 30506 | 30508 | 30508 | 30505 | 30516 | 30508 | 30537 | 30505 | 30508 |
40 | 30507 | 30519 | 30513 | 30506 | 30508 | 30507 | 30510 | 30509 | 30506 | 30505 | 30505 | 30529 | 30508 | 30513 | 30507 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30516 bytes | – | 100% |
1,000 | 30511 bytes | -5 bytes | 100% |
10,000 | 30502 bytes | -9 bytes | 100% |
100,000 | 30502 bytes | – | 0.87% |
1,000,000 | 30501 bytes | -1 byte | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30582 bytes | +81 bytes (+0.27%) | – |
1 | 30586 bytes | +85 bytes (+0.28%) | +4 bytes |
2 | 30608 bytes | +107 bytes (+0.35%) | +26 bytes |
3 | 30583 bytes | +82 bytes (+0.27%) | +1 byte |
4 | 30602 bytes | +101 bytes (+0.33%) | +20 bytes |
5 | 30628 bytes | +127 bytes (+0.42%) | +46 bytes |
6 | 30665 bytes | +164 bytes (+0.54%) | +83 bytes |
7 | 30690 bytes | +189 bytes (+0.62%) | +108 bytes |
8 | 30719 bytes | +218 bytes (+0.71%) | +137 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24957 bytes | -5544 bytes (-18.18%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25823 bytes | -4678 bytes (-15.34%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26900 bytes | -3601 bytes (-11.81%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28406 bytes | -2095 bytes (-6.87%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28960 bytes | -1541 bytes (-5.05%) |
LZMA2 (Wikipedia) | xz | xz -9 | 29136 bytes | -1365 bytes (-4.48%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29935 bytes | -566 bytes (-1.86%) |