Boot |
36244 bytes (35.4k)
|
CDN |
gzip -6 (default) |
31656 bytes (30.9k)
|
local copy |
gzip -9 |
31602 bytes (30.9k)
|
local copy |
cdnjs |
31562 bytes (30.8k)
|
CDN |
unpkg |
31562 bytes (30.8k)
|
CDN |
libdeflate -12 |
30542 bytes (29.8k)
|
local copy |
7zip -mx=9 -tgzip |
30513 bytes (29.8k)
|
local copy |
kzip -s0 -rn -b1 |
30509 bytes (29.8k)
|
local copy |
zultra |
30453 bytes (29.7k)
|
local copy |
pigz -11 -n |
30443 bytes (29.7k)
|
local copy |
Zopfli |
30400 bytes (29.7k)
|
local copy |
Zopfli (defluff) |
30399 bytes (29.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 4 | --bsr4 |
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 | 36244 bytes | 5283b86cbf48a538ee3cbebac633ccd4 | March 21, 2018 @ 08:48 |
cdnjs | 31562 bytes | 5283b86cbf48a538ee3cbebac633ccd4 | March 15, 2018 @ 16:11 |
unpkg | 31562 bytes | 5283b86cbf48a538ee3cbebac633ccd4 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30400 bytes | -2 bytes | zopfli --i1000000 --mls8 --bsr4 --lazy --ohh | March 15, 2018 @ 18:39 |
30402 bytes | -3 bytes | zopfli --i100000 --mls8 --bsr4 --lazy --ohh | March 15, 2018 @ 13:16 |
30405 bytes | -6 bytes | zopfli --i10000 --mls8 --bsr4 --lazy --ohh | March 15, 2018 @ 12:28 |
30411 bytes | -2 bytes | zopfli --i1000 --mls8 --bsr4 --lazy --ohh | March 15, 2018 @ 11:52 |
30413 bytes | – | zopfli --i100 --mls8 --bsr4 --lazy --ohh | March 15, 2018 @ 11:28 |
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 | 30451 | 30451 | 30446 | 30425 | 30429 | 30434 | 30439 | 30425 | 30423 | 30432 | 30433 | 30433 | 30431 | 30438 | 30436 |
4 | 30437 | 30432 | 30400 | 30432 | 30434 | 30430 | 30432 | 30434 | 30434 | 30435 | 30432 | 30432 | 30432 | 30441 | 30432 |
6 | 30436 | 30429 | 30431 | 30438 | 30442 | 30430 | 30432 | 30416 | 30420 | 30429 | 30434 | 30429 | 30436 | 30444 | 30435 |
7 | 30440 | 30439 | 30439 | 30431 | 30431 | 30429 | 30432 | 30426 | 30430 | 30428 | 30426 | 30429 | 30433 | 30442 | 30436 |
8 | 30437 | 30432 | 30430 | 30437 | 30433 | 30427 | 30430 | 30418 | 30430 | 30432 | 30427 | 30430 | 30432 | 30438 | 30435 |
9 | 30439 | 30440 | 30413 | 30432 | 30430 | 30427 | 30430 | 30427 | 30420 | 30428 | 30427 | 30429 | 30418 | 30441 | 30432 |
10 | 30436 | 30431 | 30430 | 30440 | 30441 | 30432 | 30435 | 30414 | 30428 | 30432 | 30426 | 30430 | 30420 | 30442 | 30435 |
11 | 30433 | 30401 | 30429 | 30439 | 30442 | 30429 | 30431 | 30429 | 30430 | 30432 | 30427 | 30434 | 30430 | 30432 | 30432 |
12 | 30434 | 30427 | 30429 | 30440 | 30431 | 30430 | 30432 | 30429 | 30418 | 30430 | 30429 | 30434 | 30420 | 30432 | 30432 |
13 | 30427 | 30427 | 30429 | 30442 | 30408 | 30427 | 30427 | 30429 | 30431 | 30429 | 30426 | 30440 | 30418 | 30442 | 30433 |
14 | 30439 | 30428 | 30440 | 30436 | 30432 | 30428 | 30434 | 30430 | 30419 | 30429 | 30427 | 30429 | 30418 | 30432 | 30431 |
15 | 30440 | 30429 | 30440 | 30430 | 30430 | 30429 | 30431 | 30429 | 30429 | 30435 | 30429 | 30429 | 30418 | 30442 | 30433 |
16 | 30437 | 30428 | 30441 | 30451 | 30441 | 30426 | 30432 | 30429 | 30434 | 30429 | 30427 | 30440 | 30431 | 30445 | 30431 |
17 | 30437 | 30431 | 30409 | 30439 | 30431 | 30427 | 30430 | 30429 | 30428 | 30431 | 30427 | 30434 | 30428 | 30445 | 30437 |
18 | 30433 | 30429 | 30405 | 30441 | 30431 | 30427 | 30433 | 30436 | 30430 | 30432 | 30426 | 30440 | 30433 | 30443 | 30434 |
19 | 30426 | 30426 | 30428 | 30441 | 30431 | 30433 | 30428 | 30430 | 30435 | 30432 | 30426 | 30430 | 30420 | 30431 | 30432 |
20 | 30437 | 30430 | 30441 | 30429 | 30444 | 30429 | 30433 | 30430 | 30430 | 30432 | 30426 | 30430 | 30420 | 30446 | 30407 |
21 | 30440 | 30440 | 30441 | 30440 | 30432 | 30430 | 30433 | 30427 | 30430 | 30431 | 30427 | 30429 | 30419 | 30431 | 30432 |
22 | 30427 | 30429 | 30405 | 30439 | 30431 | 30427 | 30431 | 30416 | 30429 | 30430 | 30429 | 30430 | 30421 | 30446 | 30432 |
23 | 30437 | 30429 | 30440 | 30438 | 30442 | 30432 | 30431 | 30429 | 30430 | 30430 | 30426 | 30430 | 30435 | 30445 | 30433 |
25 | 30428 | 30430 | 30428 | 30441 | 30442 | 30428 | 30429 | 30429 | 30418 | 30431 | 30427 | 30430 | 30438 | 30445 | 30433 |
30 | 30435 | 30429 | 30428 | 30430 | 30430 | 30430 | 30431 | 30424 | 30418 | 30432 | 30426 | 30440 | 30433 | 30445 | 30438 |
40 | 30440 | 30433 | 30419 | 30429 | 30431 | 30427 | 30428 | 30417 | 30420 | 30431 | 30427 | 30439 | 30433 | 30432 | 30430 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30413 bytes | – | 100% |
1,000 | 30411 bytes | -2 bytes | 100% |
10,000 | 30405 bytes | -6 bytes | 100% |
100,000 | 30402 bytes | -3 bytes | 2.03% |
1,000,000 | 30400 bytes | -2 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30509 bytes | +109 bytes (+0.36%) | – |
1 | 30509 bytes | +109 bytes (+0.36%) | – |
2 | 30516 bytes | +116 bytes (+0.38%) | +7 bytes |
3 | 30528 bytes | +128 bytes (+0.42%) | +19 bytes |
4 | 30543 bytes | +143 bytes (+0.47%) | +34 bytes |
5 | 30579 bytes | +179 bytes (+0.59%) | +70 bytes |
6 | 30585 bytes | +185 bytes (+0.61%) | +76 bytes |
7 | 30543 bytes | +143 bytes (+0.47%) | +34 bytes |
8 | 30565 bytes | +165 bytes (+0.54%) | +56 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 25231 bytes | -5169 bytes (-17.00%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 26037 bytes | -4363 bytes (-14.35%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26876 bytes | -3524 bytes (-11.59%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28556 bytes | -1844 bytes (-6.07%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 29148 bytes | -1252 bytes (-4.12%) |
LZMA2 (Wikipedia) | xz | xz -9 | 29396 bytes | -1004 bytes (-3.30%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 30066 bytes | -334 bytes (-1.10%) |