Boot |
31943 bytes (31.2k)
|
CDN |
cdnjs |
31943 bytes (31.2k)
|
CDN |
gzip -6 (default) |
31706 bytes (31.0k)
|
local copy |
gzip -9 |
31645 bytes (30.9k)
|
local copy |
unpkg |
31635 bytes (30.9k)
|
CDN |
kzip -s0 -rn -b1 |
30602 bytes (29.9k)
|
local copy |
7zip -mx=9 -tgzip |
30586 bytes (29.9k)
|
local copy |
libdeflate -12 |
30560 bytes (29.8k)
|
local copy |
zultra |
30553 bytes (29.8k)
|
local copy |
pigz -11 -n |
30530 bytes (29.8k)
|
local copy |
Zopfli |
30491 bytes (29.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
block splitting recursion | 7 | --bsr7 |
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 | 31943 bytes | 025a69fa58c76d5e0f87f0374b150ba5 | (invalid) |
cdnjs | 31943 bytes | 025a69fa58c76d5e0f87f0374b150ba5 | (invalid) |
unpkg | 31635 bytes | 025a69fa58c76d5e0f87f0374b150ba5 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30491 bytes | -4 bytes | zopfli --i1000000 --mls32 --bsr7 --lazy --ohh | December 13, 2018 @ 16:01 |
30495 bytes | -1 byte | zopfli --i100000 --mls32 --bsr7 --lazy --ohh | December 13, 2018 @ 11:12 |
30496 bytes | -5 bytes | zopfli --i10000 --mls32 --bsr15 --lazy --ohh | December 13, 2018 @ 10:31 |
30501 bytes | -7 bytes | zopfli --i1000 --mls32 --bsr15 --lazy --ohh | December 13, 2018 @ 10:12 |
30508 bytes | – | zopfli --i100 --mls32 --bsr7 --lazy --ohh | December 13, 2018 @ 10:10 |
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 | 30535 | 30520 | 30521 | 30523 | 30519 | 30524 | 30521 | 30523 | 30524 | 30527 | 30534 | 30522 | 30520 | 30539 | 30519 |
4 | 30530 | 30528 | 30529 | 30530 | 30529 | 30530 | 30525 | 30525 | 30528 | 30525 | 30524 | 30523 | 30522 | 30534 | 30521 |
6 | 30521 | 30523 | 30519 | 30524 | 30518 | 30518 | 30521 | 30520 | 30521 | 30521 | 30538 | 30540 | 30537 | 30541 | 30521 |
7 | 30520 | 30524 | 30524 | 30515 | 30491 | 30520 | 30522 | 30520 | 30504 | 30521 | 30522 | 30522 | 30524 | 30537 | 30518 |
8 | 30520 | 30518 | 30515 | 30517 | 30520 | 30521 | 30520 | 30523 | 30516 | 30521 | 30522 | 30520 | 30522 | 30536 | 30514 |
9 | 30520 | 30520 | 30521 | 30517 | 30515 | 30514 | 30504 | 30522 | 30519 | 30522 | 30523 | 30518 | 30520 | 30537 | 30521 |
10 | 30522 | 30518 | 30520 | 30526 | 30501 | 30502 | 30524 | 30522 | 30503 | 30521 | 30533 | 30518 | 30517 | 30536 | 30519 |
11 | 30520 | 30518 | 30520 | 30513 | 30515 | 30494 | 30524 | 30520 | 30515 | 30521 | 30535 | 30537 | 30517 | 30537 | 30515 |
12 | 30524 | 30521 | 30516 | 30516 | 30500 | 30517 | 30525 | 30520 | 30521 | 30521 | 30533 | 30514 | 30537 | 30522 | 30517 |
13 | 30520 | 30521 | 30520 | 30516 | 30516 | 30518 | 30522 | 30523 | 30501 | 30521 | 30532 | 30520 | 30513 | 30525 | 30519 |
14 | 30520 | 30520 | 30519 | 30517 | 30516 | 30518 | 30522 | 30522 | 30508 | 30522 | 30524 | 30521 | 30513 | 30537 | 30520 |
15 | 30524 | 30524 | 30524 | 30514 | 30492 | 30518 | 30522 | 30522 | 30523 | 30521 | 30522 | 30539 | 30519 | 30529 | 30514 |
16 | 30516 | 30521 | 30516 | 30517 | 30515 | 30518 | 30519 | 30521 | 30520 | 30522 | 30533 | 30520 | 30517 | 30527 | 30519 |
17 | 30520 | 30520 | 30520 | 30514 | 30515 | 30514 | 30524 | 30524 | 30501 | 30521 | 30533 | 30539 | 30521 | 30522 | 30521 |
18 | 30520 | 30520 | 30521 | 30517 | 30515 | 30514 | 30525 | 30522 | 30521 | 30521 | 30520 | 30539 | 30516 | 30536 | 30517 |
19 | 30524 | 30522 | 30515 | 30514 | 30519 | 30517 | 30523 | 30522 | 30520 | 30522 | 30522 | 30520 | 30519 | 30537 | 30519 |
20 | 30525 | 30520 | 30520 | 30516 | 30517 | 30514 | 30525 | 30519 | 30516 | 30521 | 30521 | 30520 | 30514 | 30533 | 30523 |
21 | 30522 | 30523 | 30518 | 30513 | 30517 | 30514 | 30524 | 30523 | 30502 | 30521 | 30533 | 30520 | 30517 | 30537 | 30517 |
22 | 30522 | 30516 | 30516 | 30513 | 30516 | 30514 | 30525 | 30520 | 30520 | 30521 | 30522 | 30539 | 30517 | 30532 | 30524 |
23 | 30522 | 30520 | 30516 | 30514 | 30515 | 30517 | 30521 | 30519 | 30515 | 30521 | 30532 | 30519 | 30516 | 30536 | 30516 |
25 | 30523 | 30516 | 30517 | 30514 | 30519 | 30516 | 30525 | 30522 | 30520 | 30521 | 30523 | 30519 | 30517 | 30522 | 30518 |
30 | 30523 | 30523 | 30521 | 30514 | 30514 | 30516 | 30524 | 30522 | 30520 | 30522 | 30522 | 30518 | 30517 | 30537 | 30519 |
40 | 30520 | 30520 | 30520 | 30515 | 30515 | 30514 | 30520 | 30522 | 30522 | 30521 | 30518 | 30538 | 30537 | 30537 | 30520 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30508 bytes | – | 100% |
1,000 | 30501 bytes | -7 bytes | 100% |
10,000 | 30496 bytes | -5 bytes | 100% |
100,000 | 30495 bytes | -1 byte | 1.16% |
1,000,000 | 30491 bytes | -4 bytes | 0.87% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30602 bytes | +111 bytes (+0.36%) | – |
1 | 30602 bytes | +111 bytes (+0.36%) | – |
2 | 30604 bytes | +113 bytes (+0.37%) | +2 bytes |
3 | 30612 bytes | +121 bytes (+0.40%) | +10 bytes |
4 | 30638 bytes | +147 bytes (+0.48%) | +36 bytes |
5 | 30654 bytes | +163 bytes (+0.53%) | +52 bytes |
6 | 30659 bytes | +168 bytes (+0.55%) | +57 bytes |
7 | 30612 bytes | +121 bytes (+0.40%) | +10 bytes |
8 | 30638 bytes | +147 bytes (+0.48%) | +36 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 25292 bytes | -5199 bytes (-17.05%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 26136 bytes | -4355 bytes (-14.28%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 27069 bytes | -3422 bytes (-11.22%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28661 bytes | -1830 bytes (-6.00%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 29249 bytes | -1242 bytes (-4.07%) |
LZMA2 (Wikipedia) | xz | xz -9 | 29476 bytes | -1015 bytes (-3.33%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 30080 bytes | -411 bytes (-1.35%) |