Boot |
4531 bytes (4.4k)
|
CDN |
Baidu |
4067 bytes (4.0k)
|
CDN |
gzip -6 (default) |
4052 bytes (4.0k)
|
local copy |
gzip -9 |
4046 bytes (4.0k)
|
local copy |
cdnjs |
4045 bytes (4.0k)
|
CDN |
unpkg |
4032 bytes (3.9k)
|
CDN |
libdeflate -12 |
3945 bytes (3.9k)
|
local copy |
7zip -mx=9 -tgzip |
3938 bytes (3.8k)
|
local copy |
kzip -s0 -rn -b0 |
3938 bytes (3.8k)
|
local copy |
zultra |
3938 bytes (3.8k)
|
local copy |
pigz -11 -n |
3931 bytes (3.8k)
|
local copy |
Zopfli |
3924 bytes (3.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 1024 | --mls1024 |
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 | 4531 bytes | f0be4eb0429e119c9d369e6ec2ac5f08 | (invalid) |
cdnjs | 4045 bytes | f0be4eb0429e119c9d369e6ec2ac5f08 | (invalid) |
unpkg | 4032 bytes | f0be4eb0429e119c9d369e6ec2ac5f08 | July 11, 2016 @ 16:49 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 4067 bytes | aa20654a415040ea0a8146dc0a048aac | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
3924 bytes | -1 byte | zopfli --i1000000 --mls1024 --bsr9 --lazy --ohh | February 25, 2020 @ 19:49 |
3925 bytes | -1 byte | zopfli --i10000 --mls1024 --bsr9 --lazy --ohh | September 8, 2015 @ 16:03 |
3926 bytes | -2 bytes | zopfli --i1000 --mls512 --bsr9 --lazy --ohh | September 8, 2015 @ 10:58 |
3928 bytes | – | zopfli --i100 --mls8192 --bsr12 --lazy --ohh | September 8, 2015 @ 10:33 |
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 | 3930 | 3930 | 3931 | 3930 | 3930 | 3930 | 3932 | 3942 | 3942 | 3929 | 3930 | 3931 | 3930 | 3929 | 3929 |
4 | 3928 | 3928 | 3930 | 3929 | 3932 | 3933 | 3932 | 3933 | 3933 | 3926 | 3932 | 3932 | 3931 | 3932 | 3932 |
6 | 3928 | 3928 | 3930 | 3928 | 3929 | 3927 | 3930 | 3930 | 3928 | 3928 | 3931 | 3926 | 3926 | 3928 | 3928 |
7 | 3933 | 3933 | 3930 | 3927 | 3932 | 3932 | 3928 | 3934 | 3927 | 3927 | 3926 | 3926 | 3927 | 3927 | 3927 |
8 | 3928 | 3928 | 3929 | 3929 | 3929 | 3928 | 3930 | 3927 | 3930 | 3926 | 3931 | 3926 | 3926 | 3927 | 3927 |
9 | 3927 | 3927 | 3929 | 3928 | 3929 | 3933 | 3926 | 3926 | 3925 | 3924 | 3933 | 3927 | 3927 | 3927 | 3927 |
10 | 3942 | 3942 | 3927 | 3926 | 3932 | 3929 | 3928 | 3926 | 3926 | 3926 | 3926 | 3926 | 3927 | 3927 | 3927 |
11 | 3941 | 3941 | 3928 | 3928 | 3929 | 3932 | 3928 | 3931 | 3930 | 3925 | 3930 | 3928 | 3927 | 3927 | 3927 |
12 | 3928 | 3928 | 3928 | 3928 | 3929 | 3942 | 3928 | 3931 | 3930 | 3925 | 3931 | 3927 | 3927 | 3927 | 3927 |
13 | 3928 | 3928 | 3930 | 3929 | 3929 | 3929 | 3929 | 3928 | 3928 | 3927 | 3927 | 3926 | 3927 | 3927 | 3927 |
14 | 3933 | 3933 | 3928 | 3931 | 3932 | 3935 | 3933 | 3930 | 3931 | 3928 | 3931 | 3930 | 3927 | 3927 | 3927 |
15 | 3928 | 3928 | 3928 | 3928 | 3929 | 3929 | 3928 | 3930 | 3926 | 3928 | 3926 | 3926 | 3927 | 3927 | 3927 |
16 | 3928 | 3928 | 3928 | 3928 | 3929 | 3932 | 3927 | 3927 | 3928 | 3926 | 3927 | 3927 | 3927 | 3927 | 3927 |
17 | 3942 | 3942 | 3928 | 3928 | 3929 | 3932 | 3930 | 3930 | 3930 | 3925 | 3930 | 3926 | 3927 | 3927 | 3927 |
18 | 3928 | 3928 | 3928 | 3928 | 3929 | 3929 | 3928 | 3926 | 3926 | 3925 | 3926 | 3928 | 3927 | 3927 | 3927 |
19 | 3928 | 3928 | 3928 | 3928 | 3932 | 3931 | 3928 | 3926 | 3926 | 3925 | 3930 | 3926 | 3927 | 3927 | 3927 |
20 | 3928 | 3928 | 3928 | 3928 | 3929 | 3929 | 3928 | 3928 | 3928 | 3925 | 3927 | 3927 | 3927 | 3927 | 3927 |
21 | 3928 | 3928 | 3928 | 3929 | 3929 | 3932 | 3928 | 3926 | 3926 | 3925 | 3926 | 3928 | 3927 | 3927 | 3927 |
22 | 3928 | 3928 | 3928 | 3933 | 3929 | 3932 | 3928 | 3930 | 3930 | 3927 | 3930 | 3928 | 3925 | 3926 | 3926 |
23 | 3928 | 3928 | 3928 | 3928 | 3929 | 3928 | 3929 | 3927 | 3927 | 3925 | 3926 | 3927 | 3928 | 3927 | 3927 |
25 | 3928 | 3928 | 3929 | 3928 | 3929 | 3942 | 3928 | 3931 | 3930 | 3925 | 3931 | 3927 | 3926 | 3927 | 3927 |
30 | 3928 | 3928 | 3928 | 3929 | 3929 | 3929 | 3930 | 3926 | 3926 | 3925 | 3931 | 3926 | 3927 | 3927 | 3927 |
40 | 3928 | 3928 | 3928 | 3929 | 3928 | 3929 | 3927 | 3930 | 3928 | 3926 | 3930 | 3928 | 3927 | 3927 | 3927 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 3928 bytes | – | 100% |
1,000 | 3926 bytes | -2 bytes | 100% |
10,000 | 3925 bytes | -1 byte | 100% |
100,000 | 3925 bytes | – | 3.77% |
1,000,000 | 3924 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 3938 bytes | +14 bytes (+0.36%) | – |
1 | 3938 bytes | +14 bytes (+0.36%) | – |
2 | 3954 bytes | +30 bytes (+0.76%) | +16 bytes |
3 | 3955 bytes | +31 bytes (+0.79%) | +17 bytes |
4 | 3987 bytes | +63 bytes (+1.61%) | +49 bytes |
5 | 4018 bytes | +94 bytes (+2.40%) | +80 bytes |
6 | 4041 bytes | +117 bytes (+2.98%) | +103 bytes |
7 | 4066 bytes | +142 bytes (+3.62%) | +128 bytes |
8 | 4101 bytes | +177 bytes (+4.51%) | +163 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 3515 bytes | -409 bytes (-10.42%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 3617 bytes | -307 bytes (-7.82%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 3894 bytes | -30 bytes (-0.76%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 3947 bytes | +23 bytes (+0.59%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 3959 bytes | +35 bytes (+0.89%) |
LZMA2 (Wikipedia) | xz | xz -9 | 4016 bytes | +92 bytes (+2.34%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 4375 bytes | +451 bytes (+11.49%) |