Boot |
52315 bytes (51.1k)
|
CDN |
unpkg |
50828 bytes (49.6k)
|
CDN |
Baidu |
46019 bytes (44.9k)
|
CDN |
cdnjs |
45888 bytes (44.8k)
|
CDN |
gzip -6 (default) |
45591 bytes (44.5k)
|
local copy |
45537 bytes (44.5k)
|
CDN | |
Yandex |
45511 bytes (44.4k)
|
CDN |
gzip -9 |
45504 bytes (44.4k)
|
local copy |
libdeflate -12 |
44158 bytes (43.1k)
|
local copy |
7zip -mx=9 -tgzip |
44148 bytes (43.1k)
|
local copy |
kzip -s0 -rn -b0 |
44108 bytes (43.1k)
|
local copy |
zultra |
44088 bytes (43.1k)
|
local copy |
pigz -11 -n |
44051 bytes (43.0k)
|
local copy |
Zopfli |
44013 bytes (43.0k)
|
local copy |
Zopfli (defluff) |
44012 bytes (43.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 256 | --mls256 |
block splitting recursion | 16 | --bsr16 |
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 | 52315 bytes | 665c746466daaea58d7cb953f498dafe | March 18, 2015 @ 11:03 |
unpkg | 50828 bytes | 665c746466daaea58d7cb953f498dafe | July 11, 2016 @ 15:54 |
cdnjs | 45888 bytes | 665c746466daaea58d7cb953f498dafe | November 21, 2014 @ 05:00 |
45537 bytes | 665c746466daaea58d7cb953f498dafe | November 18, 2014 @ 20:27 | |
Yandex | 45511 bytes | 665c746466daaea58d7cb953f498dafe | June 11, 2015 @ 14:17 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 46019 bytes | 1044562ee23baf27e13963362f0ac8ff | only whitespaces differ | April 3, 2015 @ 04:57 |
Size | Improvement | Parameters | Found |
---|---|---|---|
44013 bytes | -2 bytes | zopfli --i100000 --mls256 --bsr16 --lazy --ohh | November 30, 2015 @ 10:52 |
44015 bytes | -4 bytes | zopfli --i10000 --mls256 --bsr16 --lazy --ohh | October 13, 2015 @ 20:53 |
44019 bytes | -1 byte | zopfli --i1000 --mls256 --bsr14 --lazy --ohh | September 12, 2015 @ 14:39 |
44020 bytes | -3 bytes | zopfli --i10000 --mls8192 --bsr12 --lazy --ohh | September 9, 2015 @ 05:14 |
44023 bytes | -1 byte | zopfli --i10000 --mls4096 --bsr16 --lazy --ohh | September 9, 2015 @ 05:10 |
44024 bytes | -1 byte | zopfli --i1000 --mls8192 --bsr11 --lazy --ohh | September 7, 2015 @ 18:06 |
44025 bytes | -2 bytes | zopfli --i1000 --mls8192 --bsr8 --lazy --ohh | September 7, 2015 @ 18:05 |
44027 bytes | – | zopfli --i100 --mls8192 --bsr12 --lazy --ohh | September 7, 2015 @ 16:20 |
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 | 44063 | 44056 | 44064 | 44050 | 44051 | 44051 | 44047 | 44044 | 44049 | 44053 | 44052 | 44049 | 44045 | 44043 | 44032 |
4 | 44064 | 44066 | 44065 | 44064 | 44064 | 44064 | 44053 | 44059 | 44046 | 44052 | 44047 | 44047 | 44061 | 44037 | 44058 |
6 | 44061 | 44054 | 44065 | 44051 | 44059 | 44061 | 44044 | 44024 | 44035 | 44026 | 44029 | 44021 | 44020 | 44017 | 44037 |
7 | 44028 | 44033 | 44051 | 44062 | 44027 | 44061 | 44025 | 44017 | 44037 | 44030 | 44029 | 44022 | 44018 | 44017 | 44020 |
8 | 44061 | 44028 | 44060 | 44039 | 44049 | 44060 | 44055 | 44036 | 44031 | 44028 | 44029 | 44033 | 44021 | 44025 | 44033 |
9 | 44055 | 44046 | 44066 | 44064 | 44045 | 44059 | 44051 | 44036 | 44038 | 44027 | 44031 | 44029 | 44027 | 44028 | 44034 |
10 | 44057 | 44055 | 44054 | 44044 | 44053 | 44056 | 44053 | 44027 | 44041 | 44029 | 44029 | 44024 | 44029 | 44020 | 44025 |
11 | 44056 | 44060 | 44036 | 44062 | 44059 | 44054 | 44066 | 44056 | 44035 | 44023 | 44026 | 44024 | 44020 | 44023 | 44051 |
12 | 44055 | 44060 | 44061 | 44047 | 44067 | 44053 | 44052 | 44040 | 44036 | 44029 | 44032 | 44024 | 44020 | 44030 | 44033 |
13 | 44057 | 44052 | 44047 | 44056 | 44054 | 44054 | 44050 | 44042 | 44037 | 44028 | 44029 | 44030 | 44020 | 44018 | 44033 |
14 | 44057 | 44036 | 44068 | 44059 | 44068 | 44062 | 44050 | 44013 | 44037 | 44033 | 44036 | 44033 | 44020 | 44020 | 44032 |
15 | 44027 | 44027 | 44056 | 44047 | 44028 | 44028 | 44025 | 44017 | 44035 | 44031 | 44029 | 44023 | 44034 | 44017 | 44033 |
16 | 44056 | 44056 | 44062 | 44047 | 44044 | 44056 | 44017 | 44013 | 44036 | 44025 | 44030 | 44023 | 44029 | 44018 | 44027 |
17 | 44055 | 44056 | 44051 | 44062 | 44042 | 44056 | 44052 | 44041 | 44036 | 44025 | 44025 | 44026 | 44022 | 44020 | 44056 |
18 | 44056 | 44057 | 44063 | 44042 | 44053 | 44056 | 44040 | 44040 | 44036 | 44026 | 44029 | 44023 | 44022 | 44022 | 44057 |
19 | 44055 | 44028 | 44049 | 44059 | 44068 | 44059 | 44053 | 44059 | 44036 | 44047 | 44044 | 44046 | 44020 | 44022 | 44058 |
20 | 44058 | 44055 | 44065 | 44062 | 44064 | 44059 | 44053 | 44056 | 44035 | 44022 | 44034 | 44024 | 44026 | 44020 | 44035 |
21 | 44027 | 44056 | 44060 | 44029 | 44028 | 44054 | 44036 | 44036 | 44035 | 44026 | 44035 | 44027 | 44022 | 44019 | 44033 |
22 | 44031 | 44030 | 44036 | 44027 | 44030 | 44054 | 44064 | 44014 | 44035 | 44026 | 44029 | 44028 | 44037 | 44030 | 44036 |
23 | 44056 | 44064 | 44060 | 44060 | 44055 | 44059 | 44055 | 44017 | 44036 | 44023 | 44026 | 44025 | 44030 | 44021 | 44033 |
25 | 44054 | 44062 | 44065 | 44062 | 44057 | 44059 | 44051 | 44040 | 44037 | 44026 | 44027 | 44023 | 44028 | 44017 | 44057 |
30 | 44027 | 44032 | 44062 | 44061 | 44035 | 44056 | 44018 | 44026 | 44035 | 44025 | 44027 | 44022 | 44020 | 44020 | 44035 |
40 | 44060 | 44060 | 44060 | 44056 | 44062 | 44059 | 44063 | 44017 | 44036 | 44027 | 44027 | 44024 | 44026 | 44024 | 44034 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 44025 bytes | – | 100% |
1,000 | 44019 bytes | -6 bytes | 100% |
10,000 | 44015 bytes | -4 bytes | 100% |
100,000 | 44013 bytes | -2 bytes | 0.87% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 44108 bytes | +95 bytes (+0.22%) | – |
1 | 44110 bytes | +97 bytes (+0.22%) | +2 bytes |
2 | 44133 bytes | +120 bytes (+0.27%) | +25 bytes |
3 | 44158 bytes | +145 bytes (+0.33%) | +50 bytes |
4 | 44176 bytes | +163 bytes (+0.37%) | +68 bytes |
5 | 44200 bytes | +187 bytes (+0.42%) | +92 bytes |
6 | 44177 bytes | +164 bytes (+0.37%) | +69 bytes |
7 | 44187 bytes | +174 bytes (+0.40%) | +79 bytes |
8 | 44223 bytes | +210 bytes (+0.48%) | +115 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 35093 bytes | -8920 bytes (-20.27%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 36736 bytes | -7277 bytes (-16.53%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 38473 bytes | -5540 bytes (-12.59%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 40447 bytes | -3566 bytes (-8.10%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 41253 bytes | -2760 bytes (-6.27%) |
LZMA2 (Wikipedia) | xz | xz -9 | 41904 bytes | -2109 bytes (-4.79%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 43007 bytes | -1006 bytes (-2.29%) |