gzip -6 (default) |
4719 bytes (4.6k)
|
local copy |
gzip -9 |
4714 bytes (4.6k)
|
local copy |
Boot |
4707 bytes (4.6k)
|
CDN |
cdnjs |
4707 bytes (4.6k)
|
CDN |
jsdelivr |
4699 bytes (4.6k)
|
CDN |
zultra |
4633 bytes (4.5k)
|
local copy |
7zip -mx=9 -tgzip |
4627 bytes (4.5k)
|
local copy |
libdeflate -12 |
4627 bytes (4.5k)
|
local copy |
pigz -11 -n |
4627 bytes (4.5k)
|
local copy |
kzip -s0 -rn -b1 |
4625 bytes (4.5k)
|
local copy |
Zopfli |
4622 bytes (4.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 10000 | --i10000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
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 | 4707 bytes | ef752361755a318f70b5a3ae9cb2ed3f | (invalid) |
cdnjs | 4707 bytes | ef752361755a318f70b5a3ae9cb2ed3f | (invalid) |
jsdelivr | 4699 bytes | ef752361755a318f70b5a3ae9cb2ed3f | December 5, 2018 @ 10:29 |
Size | Improvement | Parameters | Found |
---|---|---|---|
4622 bytes | -1 byte | zopfli --i10000 --mls4 --bsr7 --lazy --ohh | December 5, 2018 @ 10:39 |
4623 bytes | -1 byte | zopfli --i1000 --mls4 --bsr13 --lazy --ohh | December 5, 2018 @ 10:34 |
4624 bytes | – | zopfli --i100 --mls4 --bsr7 --lazy --ohh | December 5, 2018 @ 10:31 |
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 | 4630 | 4630 | 4631 | 4631 | 4631 | 4623 | 4631 | 4630 | 4623 | 4623 | 4623 | 4623 | 4626 | 4626 | 4626 |
4 | 4623 | 4623 | 4631 | 4631 | 4623 | 4623 | 4629 | 4629 | 4623 | 4623 | 4623 | 4623 | 4625 | 4625 | 4625 |
6 | 4623 | 4623 | 4623 | 4623 | 4623 | 4629 | 4635 | 4631 | 4623 | 4623 | 4623 | 4623 | 4629 | 4630 | 4630 |
7 | 4622 | 4622 | 4631 | 4631 | 4623 | 4623 | 4623 | 4631 | 4623 | 4623 | 4623 | 4623 | 4625 | 4629 | 4629 |
8 | 4631 | 4631 | 4631 | 4631 | 4631 | 4631 | 4635 | 4631 | 4623 | 4623 | 4623 | 4623 | 4626 | 4626 | 4626 |
9 | 4629 | 4629 | 4631 | 4631 | 4623 | 4623 | 4636 | 4623 | 4623 | 4623 | 4623 | 4623 | 4629 | 4629 | 4629 |
10 | 4623 | 4623 | 4631 | 4631 | 4631 | 4630 | 4632 | 4631 | 4623 | 4623 | 4623 | 4623 | 4629 | 4625 | 4625 |
11 | 4623 | 4623 | 4630 | 4631 | 4623 | 4630 | 4629 | 4623 | 4623 | 4623 | 4623 | 4623 | 4626 | 4629 | 4629 |
12 | 4631 | 4631 | 4631 | 4631 | 4623 | 4631 | 4631 | 4631 | 4623 | 4623 | 4623 | 4623 | 4625 | 4625 | 4625 |
13 | 4623 | 4623 | 4623 | 4623 | 4623 | 4623 | 4635 | 4628 | 4623 | 4623 | 4623 | 4623 | 4629 | 4629 | 4629 |
14 | 4629 | 4629 | 4629 | 4631 | 4631 | 4623 | 4636 | 4631 | 4623 | 4623 | 4623 | 4623 | 4625 | 4625 | 4625 |
15 | 4629 | 4629 | 4632 | 4631 | 4631 | 4632 | 4635 | 4631 | 4623 | 4623 | 4623 | 4623 | 4625 | 4629 | 4629 |
16 | 4629 | 4629 | 4630 | 4631 | 4631 | 4631 | 4628 | 4628 | 4623 | 4623 | 4623 | 4623 | 4625 | 4625 | 4625 |
17 | 4629 | 4629 | 4629 | 4631 | 4631 | 4631 | 4631 | 4632 | 4623 | 4623 | 4623 | 4623 | 4625 | 4625 | 4625 |
18 | 4624 | 4624 | 4623 | 4631 | 4623 | 4630 | 4629 | 4631 | 4623 | 4623 | 4623 | 4623 | 4624 | 4625 | 4625 |
19 | 4629 | 4629 | 4629 | 4631 | 4631 | 4623 | 4636 | 4629 | 4623 | 4623 | 4623 | 4623 | 4629 | 4629 | 4629 |
20 | 4624 | 4624 | 4630 | 4631 | 4631 | 4632 | 4628 | 4628 | 4623 | 4623 | 4623 | 4623 | 4625 | 4625 | 4625 |
21 | 4628 | 4628 | 4630 | 4631 | 4631 | 4631 | 4628 | 4631 | 4623 | 4623 | 4623 | 4623 | 4625 | 4625 | 4625 |
22 | 4628 | 4628 | 4629 | 4631 | 4631 | 4631 | 4635 | 4631 | 4623 | 4623 | 4623 | 4623 | 4624 | 4624 | 4624 |
23 | 4623 | 4623 | 4623 | 4631 | 4623 | 4623 | 4628 | 4631 | 4623 | 4623 | 4623 | 4623 | 4624 | 4624 | 4624 |
25 | 4630 | 4630 | 4629 | 4631 | 4623 | 4632 | 4629 | 4629 | 4623 | 4623 | 4623 | 4623 | 4630 | 4626 | 4626 |
30 | 4629 | 4629 | 4631 | 4629 | 4629 | 4629 | 4630 | 4631 | 4623 | 4623 | 4623 | 4623 | 4625 | 4625 | 4625 |
40 | 4629 | 4629 | 4629 | 4629 | 4629 | 4629 | 4635 | 4631 | 4623 | 4623 | 4623 | 4623 | 4624 | 4625 | 4625 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 4624 bytes | – | 100% |
1,000 | 4623 bytes | -1 byte | 100% |
10,000 | 4622 bytes | -1 byte | 100% |
100,000 | 4622 bytes | – | 38.55% |
1,000,000 | 4622 bytes | – | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 4625 bytes | +3 bytes (+0.06%) | – |
1 | 4625 bytes | +3 bytes (+0.06%) | – |
2 | 4639 bytes | +17 bytes (+0.37%) | +14 bytes |
3 | 4669 bytes | +47 bytes (+1.02%) | +44 bytes |
4 | 4686 bytes | +64 bytes (+1.38%) | +61 bytes |
5 | 4723 bytes | +101 bytes (+2.19%) | +98 bytes |
6 | 4759 bytes | +137 bytes (+2.96%) | +134 bytes |
7 | 4789 bytes | +167 bytes (+3.61%) | +164 bytes |
8 | 4819 bytes | +197 bytes (+4.26%) | +194 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
Brotli (Wikipedia) | brotli | brotli -q 11 | 4144 bytes | -478 bytes (-10.34%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 4245 bytes | -377 bytes (-8.16%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 4635 bytes | +13 bytes (+0.28%) |
LZMA2 (Wikipedia) | xz | xz -9 | 4664 bytes | +42 bytes (+0.91%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 4764 bytes | +142 bytes (+3.07%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 4796 bytes | +174 bytes (+3.76%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 5033 bytes | +411 bytes (+8.89%) |