Boot |
4360 bytes (4.3k)
|
CDN |
Baidu |
3923 bytes (3.8k)
|
CDN |
gzip -6 (default) |
3909 bytes (3.8k)
|
local copy |
gzip -9 |
3909 bytes (3.8k)
|
local copy |
unpkg |
3906 bytes (3.8k)
|
CDN |
cdnjs |
3903 bytes (3.8k)
|
CDN |
7zip -mx=9 -tgzip |
3821 bytes (3.7k)
|
local copy |
libdeflate -12 |
3820 bytes (3.7k)
|
local copy |
zultra |
3815 bytes (3.7k)
|
local copy |
kzip -s0 -rn -b0 |
3812 bytes (3.7k)
|
local copy |
pigz -11 -n |
3806 bytes (3.7k)
|
local copy |
Zopfli |
3800 bytes (3.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8192 | --mls8192 |
block splitting recursion | 11 | --bsr11 |
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 | 4360 bytes | e60157694a7ce538626c645dfd910533 | (invalid) |
unpkg | 3906 bytes | e60157694a7ce538626c645dfd910533 | July 11, 2016 @ 16:49 |
cdnjs | 3903 bytes | e60157694a7ce538626c645dfd910533 | (invalid) |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 3923 bytes | f13031440fe4a2fc36d57a76d9fb395c | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
3800 bytes | -1 byte | zopfli --i100000 --mls8192 --bsr11 --lazy --ohh | February 8, 2019 @ 15:23 |
3801 bytes | -1 byte | zopfli --i1000 --mls8192 --bsr11 --lazy --ohh | September 8, 2015 @ 11:01 |
3802 bytes | – | zopfli --i100 --mls1024 --bsr11 --lazy --ohh | September 8, 2015 @ 10:34 |
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 | 3808 | 3808 | 3807 | 3808 | 3810 | 3810 | 3809 | 3809 | 3810 | 3810 | 3808 | 3808 | 3806 | 3806 | 3806 |
4 | 3802 | 3802 | 3802 | 3802 | 3803 | 3801 | 3802 | 3802 | 3802 | 3802 | 3804 | 3802 | 3802 | 3803 | 3803 |
6 | 3804 | 3804 | 3804 | 3805 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3803 | 3800 | 3800 | 3800 |
7 | 3806 | 3806 | 3803 | 3805 | 3800 | 3802 | 3803 | 3802 | 3802 | 3802 | 3802 | 3803 | 3801 | 3802 | 3802 |
8 | 3805 | 3805 | 3801 | 3803 | 3800 | 3802 | 3802 | 3804 | 3802 | 3801 | 3804 | 3802 | 3800 | 3800 | 3800 |
9 | 3802 | 3802 | 3805 | 3803 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3800 | 3803 | 3800 | 3802 | 3802 |
10 | 3804 | 3804 | 3802 | 3803 | 3803 | 3802 | 3802 | 3805 | 3801 | 3802 | 3801 | 3801 | 3800 | 3802 | 3802 |
11 | 3807 | 3807 | 3801 | 3802 | 3800 | 3805 | 3809 | 3802 | 3801 | 3801 | 3804 | 3801 | 3800 | 3802 | 3802 |
12 | 3805 | 3805 | 3802 | 3802 | 3801 | 3811 | 3809 | 3809 | 3808 | 3802 | 3808 | 3801 | 3802 | 3802 | 3802 |
13 | 3801 | 3801 | 3802 | 3803 | 3803 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3801 | 3802 | 3802 |
14 | 3809 | 3809 | 3804 | 3804 | 3800 | 3802 | 3802 | 3802 | 3802 | 3802 | 3800 | 3802 | 3800 | 3800 | 3800 |
15 | 3807 | 3807 | 3802 | 3804 | 3801 | 3806 | 3809 | 3804 | 3809 | 3802 | 3804 | 3803 | 3801 | 3800 | 3800 |
16 | 3800 | 3800 | 3802 | 3802 | 3802 | 3802 | 3803 | 3802 | 3801 | 3801 | 3801 | 3802 | 3800 | 3802 | 3802 |
17 | 3805 | 3805 | 3801 | 3805 | 3800 | 3802 | 3802 | 3802 | 3802 | 3801 | 3801 | 3801 | 3802 | 3800 | 3800 |
18 | 3805 | 3805 | 3801 | 3802 | 3800 | 3802 | 3802 | 3802 | 3801 | 3805 | 3804 | 3801 | 3800 | 3800 | 3800 |
19 | 3800 | 3800 | 3803 | 3802 | 3800 | 3802 | 3802 | 3802 | 3801 | 3801 | 3802 | 3801 | 3800 | 3800 | 3800 |
20 | 3800 | 3800 | 3803 | 3804 | 3800 | 3802 | 3802 | 3802 | 3801 | 3801 | 3800 | 3804 | 3800 | 3800 | 3800 |
21 | 3800 | 3800 | 3801 | 3802 | 3802 | 3802 | 3802 | 3802 | 3801 | 3801 | 3804 | 3801 | 3800 | 3803 | 3803 |
22 | 3800 | 3800 | 3803 | 3802 | 3803 | 3808 | 3809 | 3802 | 3802 | 3802 | 3803 | 3803 | 3800 | 3802 | 3802 |
23 | 3805 | 3805 | 3804 | 3805 | 3803 | 3802 | 3802 | 3802 | 3800 | 3802 | 3804 | 3802 | 3801 | 3802 | 3802 |
25 | 3804 | 3804 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3801 | 3804 | 3802 | 3802 | 3802 | 3802 |
30 | 3803 | 3803 | 3801 | 3803 | 3802 | 3802 | 3802 | 3802 | 3800 | 3802 | 3802 | 3802 | 3800 | 3802 | 3802 |
40 | 3800 | 3800 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3802 | 3804 | 3801 | 3802 | 3803 | 3803 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 3802 bytes | – | 100% |
1,000 | 3801 bytes | -1 byte | 100% |
10,000 | 3801 bytes | – | 100% |
100,000 | 3800 bytes | -1 byte | 27.54% |
1,000,000 | 3800 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 3812 bytes | +12 bytes (+0.32%) | – |
1 | 3812 bytes | +12 bytes (+0.32%) | – |
2 | 3835 bytes | +35 bytes (+0.92%) | +23 bytes |
3 | 3839 bytes | +39 bytes (+1.03%) | +27 bytes |
4 | 3858 bytes | +58 bytes (+1.53%) | +46 bytes |
5 | 3890 bytes | +90 bytes (+2.37%) | +78 bytes |
6 | 3919 bytes | +119 bytes (+3.13%) | +107 bytes |
7 | 3954 bytes | +154 bytes (+4.05%) | +142 bytes |
8 | 3985 bytes | +185 bytes (+4.87%) | +173 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 3426 bytes | -374 bytes (-9.84%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 3494 bytes | -306 bytes (-8.05%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 3803 bytes | +3 bytes (+0.08%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 3829 bytes | +29 bytes (+0.76%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 3873 bytes | +73 bytes (+1.92%) |
LZMA2 (Wikipedia) | xz | xz -9 | 3896 bytes | +96 bytes (+2.53%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 4285 bytes | +485 bytes (+12.76%) |