unpkg |
7475 bytes (7.3k)
|
CDN |
gzip -6 (default) |
6730 bytes (6.6k)
|
local copy |
gzip -9 |
6728 bytes (6.6k)
|
local copy |
7zip -mx=9 -tgzip |
6565 bytes (6.4k)
|
local copy |
libdeflate -12 |
6562 bytes (6.4k)
|
local copy |
kzip -s0 -rn -b1 |
6554 bytes (6.4k)
|
local copy |
pigz -11 -n |
6554 bytes (6.4k)
|
local copy |
zultra |
6553 bytes (6.4k)
|
local copy |
Zopfli |
6533 bytes (6.4k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16384 | --mls16384 |
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 |
---|---|---|---|
unpkg | 7475 bytes | c44dc23f3d73281b7019b116117530cc | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
6533 bytes | -1 byte | zopfli --i100000 --mls16384 --bsr9 --lazy --ohh | April 15, 2020 @ 18:04 |
6534 bytes | -1 byte | zopfli --i10000 --mls32768 --bsr9 --lazy --ohh | April 15, 2020 @ 17:06 |
6535 bytes | -1 byte | zopfli --i1000 --mls16384 --bsr16 --lazy --ohh | April 15, 2020 @ 15:43 |
6536 bytes | -2 bytes | zopfli --i1000 --mls8192 --bsr13 --lazy --ohh | April 15, 2020 @ 15:42 |
6538 bytes | – | zopfli --i100 --mls32768 --bsr7 --lazy --ohh | April 14, 2020 @ 15:20 |
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 | 6554 | 6552 | 6554 | 6555 | 6554 | 6546 | 6546 | 6552 | 6549 | 6552 | 6553 | 6550 | 6553 | 6553 | 6553 |
4 | 6552 | 6552 | 6552 | 6553 | 6551 | 6543 | 6540 | 6543 | 6549 | 6548 | 6542 | 6538 | 6536 | 6535 | 6535 |
6 | 6544 | 6545 | 6549 | 6548 | 6549 | 6549 | 6548 | 6549 | 6549 | 6548 | 6543 | 6535 | 6535 | 6535 | 6535 |
7 | 6548 | 6537 | 6548 | 6546 | 6550 | 6537 | 6549 | 6548 | 6549 | 6548 | 6539 | 6538 | 6540 | 6534 | 6534 |
8 | 6552 | 6553 | 6548 | 6550 | 6553 | 6548 | 6554 | 6544 | 6544 | 6548 | 6545 | 6542 | 6536 | 6536 | 6536 |
9 | 6547 | 6553 | 6549 | 6547 | 6553 | 6541 | 6549 | 6549 | 6549 | 6549 | 6543 | 6537 | 6535 | 6533 | 6533 |
10 | 6548 | 6548 | 6551 | 6546 | 6549 | 6548 | 6550 | 6549 | 6542 | 6548 | 6543 | 6551 | 6554 | 6535 | 6535 |
11 | 6553 | 6553 | 6548 | 6548 | 6549 | 6545 | 6549 | 6549 | 6549 | 6548 | 6543 | 6553 | 6543 | 6535 | 6535 |
12 | 6555 | 6555 | 6555 | 6554 | 6537 | 6537 | 6540 | 6549 | 6549 | 6548 | 6548 | 6553 | 6553 | 6535 | 6534 |
13 | 6549 | 6549 | 6548 | 6548 | 6549 | 6549 | 6549 | 6547 | 6548 | 6549 | 6548 | 6535 | 6535 | 6535 | 6535 |
14 | 6554 | 6552 | 6543 | 6542 | 6542 | 6541 | 6542 | 6549 | 6547 | 6539 | 6544 | 6536 | 6535 | 6534 | 6534 |
15 | 6548 | 6548 | 6549 | 6549 | 6549 | 6539 | 6549 | 6548 | 6549 | 6549 | 6539 | 6542 | 6535 | 6535 | 6535 |
16 | 6548 | 6554 | 6548 | 6548 | 6535 | 6537 | 6537 | 6548 | 6550 | 6544 | 6539 | 6540 | 6535 | 6535 | 6535 |
17 | 6553 | 6553 | 6551 | 6548 | 6549 | 6535 | 6550 | 6551 | 6549 | 6549 | 6539 | 6542 | 6535 | 6535 | 6534 |
18 | 6548 | 6548 | 6548 | 6550 | 6552 | 6537 | 6537 | 6545 | 6549 | 6548 | 6545 | 6537 | 6551 | 6534 | 6534 |
19 | 6551 | 6553 | 6548 | 6547 | 6549 | 6537 | 6550 | 6549 | 6549 | 6548 | 6539 | 6552 | 6535 | 6535 | 6535 |
20 | 6547 | 6550 | 6549 | 6550 | 6552 | 6537 | 6539 | 6550 | 6551 | 6548 | 6539 | 6538 | 6535 | 6534 | 6534 |
21 | 6554 | 6553 | 6551 | 6548 | 6549 | 6549 | 6550 | 6549 | 6549 | 6546 | 6553 | 6541 | 6536 | 6536 | 6536 |
22 | 6549 | 6549 | 6548 | 6547 | 6553 | 6537 | 6537 | 6549 | 6549 | 6548 | 6543 | 6539 | 6536 | 6536 | 6536 |
23 | 6554 | 6553 | 6550 | 6548 | 6549 | 6549 | 6550 | 6549 | 6549 | 6548 | 6553 | 6540 | 6536 | 6536 | 6536 |
25 | 6554 | 6553 | 6548 | 6552 | 6549 | 6537 | 6549 | 6549 | 6549 | 6548 | 6546 | 6542 | 6552 | 6535 | 6535 |
30 | 6547 | 6553 | 6550 | 6548 | 6550 | 6548 | 6538 | 6549 | 6549 | 6550 | 6539 | 6540 | 6536 | 6536 | 6536 |
40 | 6548 | 6549 | 6549 | 6547 | 6549 | 6548 | 6550 | 6550 | 6550 | 6549 | 6538 | 6540 | 6535 | 6534 | 6535 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 6538 bytes | – | 100% |
1,000 | 6535 bytes | -3 bytes | 100% |
10,000 | 6534 bytes | -1 byte | 100% |
100,000 | 6533 bytes | -1 byte | 4.35% |
1,000,000 | 6533 bytes | – | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 6554 bytes | +21 bytes (+0.32%) | – |
1 | 6554 bytes | +21 bytes (+0.32%) | – |
2 | 6569 bytes | +36 bytes (+0.55%) | +15 bytes |
3 | 6593 bytes | +60 bytes (+0.92%) | +39 bytes |
4 | 6610 bytes | +77 bytes (+1.18%) | +56 bytes |
5 | 6614 bytes | +81 bytes (+1.24%) | +60 bytes |
6 | 6643 bytes | +110 bytes (+1.68%) | +89 bytes |
7 | 6679 bytes | +146 bytes (+2.23%) | +125 bytes |
8 | 6708 bytes | +175 bytes (+2.68%) | +154 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 5859 bytes | -674 bytes (-10.32%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 6098 bytes | -435 bytes (-6.66%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 6113 bytes | -420 bytes (-6.43%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 6524 bytes | -9 bytes (-0.14%) |
LZMA2 (Wikipedia) | xz | xz -9 | 6540 bytes | +7 bytes (+0.11%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 6545 bytes | +12 bytes (+0.18%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 6634 bytes | +101 bytes (+1.55%) |