gzip -6 (default) |
4740 bytes (4.6k)
|
local copy |
gzip -9 |
4736 bytes (4.6k)
|
local copy |
Boot |
4727 bytes (4.6k)
|
CDN |
cdnjs |
4727 bytes (4.6k)
|
CDN |
jsdelivr |
4720 bytes (4.6k)
|
CDN |
zultra |
4656 bytes (4.5k)
|
local copy |
7zip -mx=9 -tgzip |
4652 bytes (4.5k)
|
local copy |
libdeflate -12 |
4651 bytes (4.5k)
|
local copy |
kzip -s0 -rn -b0 |
4649 bytes (4.5k)
|
local copy |
pigz -11 -n |
4648 bytes (4.5k)
|
local copy |
Zopfli |
4643 bytes (4.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000 | --i1000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32768 | --mls32768 |
block splitting recursion | 20 | --bsr20 |
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 | 4727 bytes | dd01c48151e8cc10ee1543922ab744db | October 24, 2018 @ 19:00 |
cdnjs | 4727 bytes | dd01c48151e8cc10ee1543922ab744db | October 24, 2018 @ 19:00 |
jsdelivr | 4720 bytes | dd01c48151e8cc10ee1543922ab744db | October 25, 2018 @ 12:12 |
Size | Improvement | Parameters | Found |
---|---|---|---|
4643 bytes | -2 bytes | zopfli --i1000 --mls32768 --bsr20 --lazy --ohh | October 25, 2018 @ 13:12 |
4645 bytes | – | zopfli --i100 --mls4096 --bsr18 --lazy --ohh | October 25, 2018 @ 12:20 |
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 | 4651 | 4651 | 4651 | 4651 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4650 | 4650 | 4650 |
4 | 4648 | 4648 | 4648 | 4647 | 4648 | 4648 | 4651 | 4648 | 4648 | 4648 | 4648 | 4643 | 4649 | 4646 | 4646 |
6 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4649 | 4648 | 4648 | 4648 | 4647 | 4649 | 4649 | 4649 |
7 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4643 | 4648 | 4646 | 4649 | 4649 | 4649 |
8 | 4647 | 4647 | 4647 | 4651 | 4650 | 4648 | 4651 | 4650 | 4648 | 4648 | 4648 | 4647 | 4649 | 4649 | 4649 |
9 | 4648 | 4648 | 4648 | 4646 | 4648 | 4648 | 4651 | 4649 | 4648 | 4643 | 4648 | 4648 | 4649 | 4649 | 4649 |
10 | 4648 | 4648 | 4647 | 4648 | 4648 | 4648 | 4647 | 4649 | 4648 | 4648 | 4648 | 4648 | 4649 | 4649 | 4649 |
11 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4651 | 4648 | 4648 | 4643 | 4648 | 4647 | 4649 | 4649 | 4649 |
12 | 4647 | 4647 | 4651 | 4651 | 4647 | 4648 | 4647 | 4649 | 4648 | 4648 | 4648 | 4646 | 4650 | 4651 | 4651 |
13 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4649 | 4648 | 4648 | 4648 | 4646 | 4650 | 4649 | 4649 |
14 | 4650 | 4650 | 4652 | 4648 | 4648 | 4648 | 4650 | 4649 | 4648 | 4648 | 4648 | 4648 | 4649 | 4649 | 4649 |
15 | 4648 | 4648 | 4650 | 4648 | 4650 | 4650 | 4647 | 4649 | 4648 | 4648 | 4648 | 4646 | 4649 | 4649 | 4649 |
16 | 4647 | 4647 | 4647 | 4647 | 4651 | 4648 | 4650 | 4649 | 4648 | 4648 | 4648 | 4648 | 4645 | 4649 | 4649 |
17 | 4647 | 4647 | 4652 | 4651 | 4650 | 4648 | 4647 | 4650 | 4648 | 4648 | 4648 | 4647 | 4649 | 4649 | 4649 |
18 | 4648 | 4648 | 4647 | 4648 | 4651 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4643 | 4649 | 4649 | 4649 |
19 | 4650 | 4650 | 4651 | 4647 | 4651 | 4650 | 4650 | 4650 | 4648 | 4648 | 4648 | 4648 | 4649 | 4649 | 4649 |
20 | 4647 | 4647 | 4650 | 4649 | 4647 | 4648 | 4648 | 4650 | 4648 | 4648 | 4648 | 4648 | 4648 | 4643 | 4643 |
21 | 4647 | 4647 | 4647 | 4648 | 4650 | 4650 | 4647 | 4650 | 4648 | 4648 | 4648 | 4648 | 4649 | 4649 | 4649 |
22 | 4647 | 4647 | 4647 | 4648 | 4650 | 4650 | 4647 | 4648 | 4648 | 4648 | 4648 | 4643 | 4649 | 4647 | 4647 |
23 | 4647 | 4647 | 4647 | 4648 | 4647 | 4650 | 4647 | 4650 | 4648 | 4648 | 4648 | 4646 | 4649 | 4650 | 4650 |
25 | 4648 | 4648 | 4647 | 4647 | 4651 | 4648 | 4649 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 | 4648 |
30 | 4648 | 4648 | 4647 | 4651 | 4651 | 4650 | 4648 | 4648 | 4648 | 4648 | 4648 | 4647 | 4649 | 4649 | 4649 |
40 | 4647 | 4647 | 4647 | 4651 | 4651 | 4650 | 4651 | 4648 | 4648 | 4643 | 4648 | 4647 | 4650 | 4643 | 4643 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 4645 bytes | – | 100% |
1,000 | 4643 bytes | -2 bytes | 100% |
10,000 | 4643 bytes | – | 100% |
100,000 | 4643 bytes | – | 3.19% |
1,000,000 | 4643 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 4649 bytes | +6 bytes (+0.13%) | – |
1 | 4649 bytes | +6 bytes (+0.13%) | – |
2 | 4662 bytes | +19 bytes (+0.41%) | +13 bytes |
3 | 4688 bytes | +45 bytes (+0.97%) | +39 bytes |
4 | 4705 bytes | +62 bytes (+1.34%) | +56 bytes |
5 | 4743 bytes | +100 bytes (+2.15%) | +94 bytes |
6 | 4775 bytes | +132 bytes (+2.84%) | +126 bytes |
7 | 4798 bytes | +155 bytes (+3.34%) | +149 bytes |
8 | 4832 bytes | +189 bytes (+4.07%) | +183 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
Brotli (Wikipedia) | brotli | brotli -q 11 | 4165 bytes | -478 bytes (-10.30%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 4269 bytes | -374 bytes (-8.06%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 4656 bytes | +13 bytes (+0.28%) |
LZMA2 (Wikipedia) | xz | xz -9 | 4680 bytes | +37 bytes (+0.80%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 4812 bytes | +169 bytes (+3.64%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 4812 bytes | +169 bytes (+3.64%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 5057 bytes | +414 bytes (+8.92%) |