Boot |
4577 bytes (4.5k)
|
CDN |
Baidu |
4116 bytes (4.0k)
|
CDN |
gzip -6 (default) |
4110 bytes (4.0k)
|
local copy |
gzip -9 |
4103 bytes (4.0k)
|
local copy |
cdnjs |
4098 bytes (4.0k)
|
CDN |
unpkg |
4090 bytes (4.0k)
|
CDN |
libdeflate -12 |
3999 bytes (3.9k)
|
local copy |
zultra |
3996 bytes (3.9k)
|
local copy |
7zip -mx=9 -tgzip |
3994 bytes (3.9k)
|
local copy |
kzip -s0 -rn -b0 |
3992 bytes (3.9k)
|
local copy |
pigz -11 -n |
3985 bytes (3.9k)
|
local copy |
Zopfli |
3976 bytes (3.9k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
block splitting recursion | 8 | --bsr8 |
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 | 4577 bytes | 479cbbe3b04152bf4b6c7531f6bf200d | (invalid) |
cdnjs | 4098 bytes | 479cbbe3b04152bf4b6c7531f6bf200d | (invalid) |
unpkg | 4090 bytes | 479cbbe3b04152bf4b6c7531f6bf200d | July 11, 2016 @ 16:49 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 4116 bytes | 657ef8f863a48206d0ce87e73c7ca333 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
3976 bytes | -1 byte | zopfli --i1000000 --mls32 --bsr8 --lazy --ohh | February 26, 2020 @ 15:19 |
3977 bytes | -1 byte | zopfli --i10000 --mls32 --bsr8 --lazy --ohh | November 20, 2015 @ 16:56 |
3978 bytes | -1 byte | zopfli --i1000 --mls8192 --bsr2 --lazy --ohh | September 8, 2015 @ 10:57 |
3979 bytes | -1 byte | zopfli --i1000 --mls512 --bsr8 --lazy --ohh | September 8, 2015 @ 10:56 |
3980 bytes | – | zopfli --i100 --mls4096 --bsr16 --lazy --ohh | September 8, 2015 @ 10:32 |
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 | 3982 | 3982 | 3984 | 3982 | 3982 | 3982 | 3984 | 3983 | 3982 | 3982 | 3982 | 3979 | 3978 | 3978 | 3978 |
4 | 3978 | 3978 | 3978 | 3978 | 3979 | 3982 | 3980 | 3979 | 3989 | 3983 | 3982 | 3978 | 3981 | 3978 | 3978 |
6 | 3984 | 3984 | 3978 | 3978 | 3980 | 3980 | 3979 | 3979 | 3978 | 3980 | 3980 | 3978 | 3979 | 3978 | 3978 |
7 | 3979 | 3979 | 3979 | 3979 | 3978 | 3978 | 3984 | 3979 | 3978 | 3980 | 3982 | 3980 | 3978 | 3978 | 3978 |
8 | 3979 | 3979 | 3978 | 3978 | 3976 | 3982 | 3981 | 3978 | 3978 | 3980 | 3982 | 3978 | 3978 | 3978 | 3978 |
9 | 3978 | 3978 | 3978 | 3978 | 3985 | 3979 | 3979 | 3980 | 3978 | 3980 | 3980 | 3980 | 3979 | 3978 | 3978 |
10 | 3978 | 3978 | 3991 | 3978 | 3982 | 3981 | 3981 | 3978 | 3979 | 3980 | 3982 | 3981 | 3978 | 3978 | 3978 |
11 | 3978 | 3978 | 3978 | 3978 | 3978 | 3981 | 3979 | 3978 | 3978 | 3981 | 3980 | 3981 | 3981 | 3979 | 3979 |
12 | 3979 | 3979 | 3979 | 3978 | 3979 | 3979 | 3978 | 3978 | 3978 | 3981 | 3980 | 3978 | 3978 | 3978 | 3978 |
13 | 3979 | 3979 | 3979 | 3978 | 3979 | 3980 | 3979 | 3978 | 3978 | 3980 | 3980 | 3982 | 3981 | 3979 | 3979 |
14 | 3979 | 3979 | 3979 | 3992 | 3978 | 3982 | 3982 | 3979 | 3989 | 3980 | 3982 | 3981 | 3978 | 3979 | 3979 |
15 | 3978 | 3978 | 3978 | 3979 | 3977 | 3982 | 3984 | 3979 | 3978 | 3982 | 3982 | 3979 | 3978 | 3978 | 3978 |
16 | 3978 | 3978 | 3978 | 3978 | 3980 | 3982 | 3981 | 3978 | 3978 | 3980 | 3980 | 3978 | 3980 | 3979 | 3979 |
17 | 3979 | 3979 | 3984 | 3978 | 3985 | 3979 | 3984 | 3978 | 3979 | 3980 | 3980 | 3981 | 3978 | 3978 | 3978 |
18 | 3979 | 3979 | 3978 | 3978 | 3978 | 3981 | 3979 | 3978 | 3978 | 3980 | 3982 | 3980 | 3978 | 3980 | 3980 |
19 | 3978 | 3978 | 3978 | 3978 | 3978 | 3978 | 3982 | 3978 | 3978 | 3980 | 3980 | 3980 | 3981 | 3980 | 3980 |
20 | 3978 | 3978 | 3978 | 3985 | 3984 | 3984 | 3979 | 3978 | 3978 | 3980 | 3980 | 3978 | 3979 | 3980 | 3980 |
21 | 3978 | 3978 | 3978 | 3978 | 3978 | 3978 | 3982 | 3978 | 3978 | 3980 | 3982 | 3980 | 3979 | 3980 | 3980 |
22 | 3978 | 3978 | 3978 | 3978 | 3978 | 3978 | 3982 | 3978 | 3978 | 3980 | 3980 | 3980 | 3981 | 3980 | 3980 |
23 | 3978 | 3978 | 3978 | 3978 | 3978 | 3979 | 3982 | 3978 | 3978 | 3980 | 3982 | 3980 | 3978 | 3978 | 3978 |
25 | 3984 | 3984 | 3985 | 3985 | 3979 | 3979 | 3982 | 3978 | 3978 | 3980 | 3981 | 3978 | 3978 | 3978 | 3978 |
30 | 3979 | 3979 | 3978 | 3979 | 3979 | 3985 | 3981 | 3979 | 3978 | 3981 | 3982 | 3978 | 3982 | 3978 | 3978 |
40 | 3979 | 3979 | 3979 | 3978 | 3979 | 3978 | 3982 | 3979 | 3979 | 3980 | 3980 | 3980 | 3981 | 3978 | 3978 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 3979 bytes | – | 100% |
1,000 | 3978 bytes | -1 byte | 100% |
10,000 | 3977 bytes | -1 byte | 100% |
100,000 | 3977 bytes | – | 0.58% |
1,000,000 | 3976 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 3992 bytes | +16 bytes (+0.40%) | – |
1 | 3993 bytes | +17 bytes (+0.43%) | +1 byte |
2 | 4010 bytes | +34 bytes (+0.86%) | +18 bytes |
3 | 4007 bytes | +31 bytes (+0.78%) | +15 bytes |
4 | 4041 bytes | +65 bytes (+1.63%) | +49 bytes |
5 | 4066 bytes | +90 bytes (+2.26%) | +74 bytes |
6 | 4097 bytes | +121 bytes (+3.04%) | +105 bytes |
7 | 4124 bytes | +148 bytes (+3.72%) | +132 bytes |
8 | 4158 bytes | +182 bytes (+4.58%) | +166 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 3557 bytes | -419 bytes (-10.54%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 3655 bytes | -321 bytes (-8.07%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 3943 bytes | -33 bytes (-0.83%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 4014 bytes | +38 bytes (+0.96%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 4014 bytes | +38 bytes (+0.96%) |
LZMA2 (Wikipedia) | xz | xz -9 | 4068 bytes | +92 bytes (+2.31%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 4418 bytes | +442 bytes (+11.12%) |