Boot |
36121 bytes (35.3k)
|
CDN |
cdnjs |
31774 bytes (31.0k)
|
CDN |
gzip -6 (default) |
31590 bytes (30.8k)
|
local copy |
unpkg |
31554 bytes (30.8k)
|
CDN |
gzip -9 |
31538 bytes (30.8k)
|
local copy |
libdeflate -12 |
30565 bytes (29.8k)
|
local copy |
7zip -mx=9 -tgzip |
30521 bytes (29.8k)
|
local copy |
kzip -s0 -rn -b1 |
30511 bytes (29.8k)
|
local copy |
pigz -11 -n |
30464 bytes (29.8k)
|
local copy |
zultra |
30452 bytes (29.7k)
|
local copy |
Zopfli |
30427 bytes (29.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
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 | 36121 bytes | 07b2df13d2459234b86ae48a2571ce97 | November 22, 2017 @ 09:14 |
cdnjs | 31774 bytes | 07b2df13d2459234b86ae48a2571ce97 | (invalid) |
unpkg | 31554 bytes | 07b2df13d2459234b86ae48a2571ce97 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30427 bytes | -1 byte | zopfli --i1000000 --mls4 --bsr9 --lazy --ohh | November 21, 2017 @ 22:34 |
30428 bytes | -5 bytes | zopfli --i100000 --mls4 --bsr9 --lazy --ohh | November 21, 2017 @ 14:45 |
30433 bytes | -1 byte | zopfli --i10000 --mls4 --bsr9 --lazy --ohh | November 21, 2017 @ 14:17 |
30434 bytes | -1 byte | zopfli --i10000 --mls512 --bsr7 --lazy --ohh | November 21, 2017 @ 14:15 |
30435 bytes | -3 bytes | zopfli --i1000 --mls4 --bsr9 --lazy --ohh | November 21, 2017 @ 13:45 |
30438 bytes | – | zopfli --i100 --mls4 --bsr9 --lazy --ohh | November 21, 2017 @ 13:40 |
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 | 30472 | 30468 | 30456 | 30457 | 30463 | 30455 | 30456 | 30458 | 30460 | 30457 | 30457 | 30456 | 30440 | 30447 | 30451 |
4 | 30442 | 30437 | 30441 | 30443 | 30440 | 30439 | 30460 | 30462 | 30462 | 30437 | 30456 | 30456 | 30462 | 30449 | 30454 |
6 | 30434 | 30462 | 30438 | 30439 | 30436 | 30436 | 30440 | 30436 | 30437 | 30439 | 30456 | 30457 | 30462 | 30447 | 30451 |
7 | 30455 | 30460 | 30456 | 30438 | 30436 | 30437 | 30438 | 30437 | 30434 | 30438 | 30453 | 30451 | 30463 | 30441 | 30448 |
8 | 30447 | 30445 | 30441 | 30456 | 30460 | 30438 | 30438 | 30438 | 30435 | 30435 | 30452 | 30437 | 30459 | 30460 | 30447 |
9 | 30463 | 30427 | 30461 | 30456 | 30438 | 30439 | 30437 | 30462 | 30435 | 30437 | 30453 | 30441 | 30438 | 30442 | 30447 |
10 | 30455 | 30468 | 30437 | 30457 | 30437 | 30437 | 30437 | 30438 | 30437 | 30442 | 30452 | 30455 | 30466 | 30439 | 30449 |
11 | 30443 | 30452 | 30437 | 30437 | 30437 | 30438 | 30437 | 30466 | 30465 | 30438 | 30453 | 30437 | 30458 | 30439 | 30448 |
12 | 30435 | 30438 | 30438 | 30441 | 30438 | 30438 | 30440 | 30437 | 30465 | 30439 | 30453 | 30456 | 30441 | 30441 | 30448 |
13 | 30443 | 30445 | 30437 | 30437 | 30439 | 30438 | 30440 | 30437 | 30463 | 30438 | 30432 | 30439 | 30457 | 30447 | 30446 |
14 | 30444 | 30443 | 30443 | 30457 | 30439 | 30439 | 30434 | 30438 | 30436 | 30436 | 30456 | 30438 | 30440 | 30441 | 30448 |
15 | 30456 | 30450 | 30436 | 30437 | 30440 | 30440 | 30440 | 30437 | 30434 | 30439 | 30457 | 30452 | 30457 | 30441 | 30449 |
16 | 30436 | 30437 | 30440 | 30439 | 30440 | 30441 | 30437 | 30437 | 30435 | 30440 | 30437 | 30458 | 30458 | 30446 | 30448 |
17 | 30445 | 30462 | 30437 | 30441 | 30439 | 30440 | 30438 | 30436 | 30435 | 30439 | 30456 | 30439 | 30439 | 30438 | 30448 |
18 | 30458 | 30459 | 30456 | 30456 | 30443 | 30439 | 30440 | 30466 | 30435 | 30440 | 30456 | 30437 | 30451 | 30438 | 30447 |
19 | 30458 | 30442 | 30456 | 30457 | 30438 | 30438 | 30437 | 30435 | 30435 | 30438 | 30453 | 30438 | 30441 | 30441 | 30448 |
20 | 30440 | 30436 | 30444 | 30450 | 30455 | 30439 | 30437 | 30436 | 30437 | 30438 | 30453 | 30438 | 30449 | 30438 | 30449 |
21 | 30443 | 30456 | 30435 | 30442 | 30440 | 30438 | 30437 | 30437 | 30435 | 30439 | 30452 | 30459 | 30441 | 30439 | 30447 |
22 | 30457 | 30456 | 30437 | 30438 | 30438 | 30439 | 30437 | 30437 | 30435 | 30440 | 30452 | 30458 | 30466 | 30441 | 30447 |
23 | 30434 | 30448 | 30437 | 30441 | 30437 | 30441 | 30438 | 30437 | 30436 | 30441 | 30434 | 30438 | 30462 | 30451 | 30449 |
25 | 30434 | 30450 | 30447 | 30437 | 30438 | 30438 | 30438 | 30435 | 30435 | 30439 | 30456 | 30458 | 30457 | 30440 | 30441 |
30 | 30438 | 30444 | 30437 | 30437 | 30438 | 30442 | 30439 | 30437 | 30435 | 30440 | 30453 | 30438 | 30458 | 30444 | 30447 |
40 | 30443 | 30450 | 30437 | 30442 | 30439 | 30438 | 30437 | 30437 | 30436 | 30438 | 30456 | 30438 | 30463 | 30437 | 30441 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30438 bytes | – | 100% |
1,000 | 30435 bytes | -3 bytes | 100% |
10,000 | 30433 bytes | -2 bytes | 100% |
100,000 | 30428 bytes | -5 bytes | 0.58% |
1,000,000 | 30427 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30515 bytes | +88 bytes (+0.29%) | +4 bytes |
1 | 30511 bytes | +84 bytes (+0.28%) | – |
2 | 30535 bytes | +108 bytes (+0.35%) | +24 bytes |
3 | 30512 bytes | +85 bytes (+0.28%) | +1 byte |
4 | 30526 bytes | +99 bytes (+0.33%) | +15 bytes |
5 | 30561 bytes | +134 bytes (+0.44%) | +50 bytes |
6 | 30593 bytes | +166 bytes (+0.55%) | +82 bytes |
7 | 30627 bytes | +200 bytes (+0.66%) | +116 bytes |
8 | 30647 bytes | +220 bytes (+0.72%) | +136 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24904 bytes | -5523 bytes (-18.15%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25766 bytes | -4661 bytes (-15.32%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26834 bytes | -3593 bytes (-11.81%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28277 bytes | -2150 bytes (-7.07%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28849 bytes | -1578 bytes (-5.19%) |
LZMA2 (Wikipedia) | xz | xz -9 | 29076 bytes | -1351 bytes (-4.44%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29860 bytes | -567 bytes (-1.86%) |