Boot |
4604 bytes (4.5k)
|
CDN |
Baidu |
4130 bytes (4.0k)
|
CDN |
gzip -6 (default) |
4125 bytes (4.0k)
|
local copy |
gzip -9 |
4115 bytes (4.0k)
|
local copy |
cdnjs |
4113 bytes (4.0k)
|
CDN |
unpkg |
4099 bytes (4.0k)
|
CDN |
libdeflate -12 |
4012 bytes (3.9k)
|
local copy |
7zip -mx=9 -tgzip |
4008 bytes (3.9k)
|
local copy |
kzip -s0 -rn -b1 |
4006 bytes (3.9k)
|
local copy |
zultra |
4006 bytes (3.9k)
|
local copy |
pigz -11 -n |
3996 bytes (3.9k)
|
local copy |
Zopfli |
3990 bytes (3.9k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2048 | --mls2048 |
block splitting recursion | 10 | --bsr10 |
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 | 4604 bytes | b538b8a3ed2c5519b19409eace25c38b | (invalid) |
cdnjs | 4113 bytes | b538b8a3ed2c5519b19409eace25c38b | (invalid) |
unpkg | 4099 bytes | b538b8a3ed2c5519b19409eace25c38b | July 11, 2016 @ 16:49 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 4130 bytes | 5831dba73eb2a76d1b662b244f2c2844 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
3990 bytes | -1 byte | zopfli --i100000 --mls2048 --bsr10 --lazy --ohh | February 8, 2019 @ 15:45 |
3991 bytes | -1 byte | zopfli --i1000 --mls2048 --bsr9 --lazy --ohh | September 8, 2015 @ 10:55 |
3992 bytes | -2 bytes | zopfli --i1000 --mls512 --bsr4 --lazy --ohh | September 8, 2015 @ 10:55 |
3994 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 | 3995 | 3995 | 3995 | 3998 | 3998 | 3998 | 3997 | 3997 | 3997 | 3997 | 3998 | 3996 | 3993 | 3994 | 3994 |
4 | 3990 | 3990 | 3994 | 3994 | 3992 | 3994 | 3993 | 3991 | 3991 | 3990 | 3993 | 3991 | 3993 | 3992 | 3992 |
6 | 3993 | 3993 | 3990 | 3993 | 3993 | 3993 | 3993 | 3993 | 3992 | 3997 | 3990 | 3991 | 3993 | 3993 | 3993 |
7 | 3990 | 3990 | 3990 | 3990 | 3993 | 3993 | 3992 | 3990 | 3992 | 3993 | 3993 | 3993 | 3993 | 3993 | 3993 |
8 | 3994 | 3994 | 3993 | 3993 | 3993 | 3992 | 3994 | 3990 | 3993 | 3991 | 3994 | 3990 | 3993 | 3993 | 3993 |
9 | 3990 | 3990 | 3990 | 3990 | 3990 | 3992 | 3992 | 3994 | 3993 | 3992 | 3990 | 3993 | 3993 | 3995 | 3995 |
10 | 3990 | 3990 | 3993 | 3993 | 3993 | 3992 | 3992 | 3990 | 3993 | 3990 | 3990 | 3994 | 3991 | 3990 | 3990 |
11 | 3990 | 3990 | 3994 | 3993 | 3993 | 3994 | 3994 | 3990 | 3992 | 3992 | 3990 | 3990 | 3993 | 3994 | 3994 |
12 | 3992 | 3992 | 3991 | 3993 | 3993 | 3993 | 3993 | 3992 | 3993 | 3995 | 3990 | 3992 | 3990 | 3993 | 3993 |
13 | 3990 | 3990 | 3993 | 3990 | 3992 | 3994 | 3994 | 3990 | 3992 | 3992 | 3990 | 3990 | 3993 | 3993 | 3993 |
14 | 3990 | 3990 | 3994 | 3996 | 3993 | 3994 | 3994 | 3990 | 3993 | 3992 | 3993 | 3993 | 3994 | 3993 | 3993 |
15 | 3990 | 3990 | 3990 | 3990 | 3993 | 3994 | 3993 | 3990 | 3993 | 3993 | 3993 | 3993 | 3993 | 3993 | 3993 |
16 | 3990 | 3990 | 3990 | 3992 | 3993 | 3992 | 3993 | 3990 | 3993 | 3993 | 3990 | 3990 | 3993 | 3993 | 3993 |
17 | 3990 | 3990 | 3990 | 3990 | 3997 | 3992 | 3999 | 3990 | 3995 | 3993 | 3990 | 3993 | 3994 | 3990 | 3990 |
18 | 3990 | 3990 | 3993 | 3990 | 3990 | 3993 | 3992 | 3992 | 3993 | 3991 | 3990 | 3994 | 3993 | 3994 | 3994 |
19 | 3993 | 3993 | 3990 | 3991 | 3993 | 3992 | 3992 | 3992 | 3993 | 3990 | 3991 | 3993 | 3990 | 3990 | 3990 |
20 | 3993 | 3993 | 3990 | 3993 | 3993 | 3993 | 3992 | 3990 | 3993 | 3990 | 3990 | 3990 | 3994 | 3994 | 3994 |
21 | 3993 | 3993 | 3994 | 3991 | 3993 | 3992 | 3992 | 3992 | 3993 | 3992 | 3990 | 3990 | 3993 | 3993 | 3993 |
22 | 3991 | 3991 | 3990 | 3997 | 3993 | 3993 | 3992 | 3990 | 3993 | 3993 | 3991 | 3990 | 3990 | 3994 | 3994 |
23 | 3990 | 3990 | 3993 | 3993 | 3998 | 3992 | 3992 | 3992 | 3993 | 3993 | 3990 | 3992 | 3994 | 3994 | 3994 |
25 | 3991 | 3991 | 3992 | 3993 | 3993 | 3993 | 3994 | 3991 | 3993 | 3991 | 3993 | 3992 | 3990 | 3994 | 3994 |
30 | 3990 | 3990 | 3991 | 3996 | 3993 | 3992 | 3994 | 3990 | 3993 | 3990 | 3991 | 3993 | 3993 | 3993 | 3993 |
40 | 3990 | 3990 | 3990 | 3993 | 3993 | 3992 | 3993 | 3990 | 3993 | 3996 | 3990 | 3993 | 3994 | 3990 | 3990 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 3993 bytes | – | 100% |
1,000 | 3991 bytes | -2 bytes | 100% |
10,000 | 3991 bytes | – | 100% |
100,000 | 3990 bytes | -1 byte | 33.62% |
1,000,000 | 3990 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 4006 bytes | +16 bytes (+0.40%) | – |
1 | 4006 bytes | +16 bytes (+0.40%) | – |
2 | 4024 bytes | +34 bytes (+0.85%) | +18 bytes |
3 | 4022 bytes | +32 bytes (+0.80%) | +16 bytes |
4 | 4042 bytes | +52 bytes (+1.30%) | +36 bytes |
5 | 4075 bytes | +85 bytes (+2.13%) | +69 bytes |
6 | 4108 bytes | +118 bytes (+2.96%) | +102 bytes |
7 | 4140 bytes | +150 bytes (+3.76%) | +134 bytes |
8 | 4173 bytes | +183 bytes (+4.59%) | +167 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 3571 bytes | -419 bytes (-10.50%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 3677 bytes | -313 bytes (-7.84%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 3952 bytes | -38 bytes (-0.95%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 4025 bytes | +35 bytes (+0.88%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 4037 bytes | +47 bytes (+1.18%) |
LZMA2 (Wikipedia) | xz | xz -9 | 4084 bytes | +94 bytes (+2.36%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 4423 bytes | +433 bytes (+10.85%) |