Boot |
52303 bytes (51.1k)
|
CDN |
unpkg |
50836 bytes (49.6k)
|
CDN |
Baidu |
46097 bytes (45.0k)
|
CDN |
cdnjs |
45958 bytes (44.9k)
|
CDN |
gzip -6 (default) |
45646 bytes (44.6k)
|
local copy |
45592 bytes (44.5k)
|
CDN | |
gzip -9 |
45562 bytes (44.5k)
|
local copy |
Yandex |
45560 bytes (44.5k)
|
CDN |
7zip -mx=9 -tgzip |
44213 bytes (43.2k)
|
local copy |
kzip -s0 -rn -b1 |
44183 bytes (43.1k)
|
local copy |
libdeflate -12 |
44183 bytes (43.1k)
|
local copy |
zultra |
44165 bytes (43.1k)
|
local copy |
pigz -11 -n |
44115 bytes (43.1k)
|
local copy |
Zopfli |
44075 bytes (43.0k)
|
local copy |
Zopfli (defluff) |
44074 bytes (43.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16384 | --mls16384 |
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 | 52303 bytes | 109bb75ae29ec47aa5f93e6cdfe463ba | March 18, 2015 @ 11:02 |
unpkg | 50836 bytes | 109bb75ae29ec47aa5f93e6cdfe463ba | July 11, 2016 @ 15:54 |
cdnjs | 45958 bytes | 109bb75ae29ec47aa5f93e6cdfe463ba | December 18, 2014 @ 18:00 |
45592 bytes | 109bb75ae29ec47aa5f93e6cdfe463ba | November 7, 2014 @ 20:45 | |
Yandex | 45560 bytes | 109bb75ae29ec47aa5f93e6cdfe463ba | June 11, 2015 @ 14:17 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 46097 bytes | 8e6d3c14b1109aa16a6eaf97cab94728 | only whitespaces differ | April 3, 2015 @ 04:57 |
Size | Improvement | Parameters | Found |
---|---|---|---|
44075 bytes | -2 bytes | zopfli --i100000 --mls16384 --bsr8 --lazy --ohh | November 30, 2015 @ 10:12 |
44077 bytes | -1 byte | zopfli --i1000 --mls16384 --bsr14 --lazy --ohh | September 12, 2015 @ 15:15 |
44078 bytes | -1 byte | zopfli --i10000 --mls4096 --bsr14 --lazy --ohh | September 9, 2015 @ 06:11 |
44079 bytes | -1 byte | zopfli --i10000 --mls4096 --bsr8 --lazy --ohh | September 9, 2015 @ 06:07 |
44080 bytes | -4 bytes | zopfli --i1000 --mls4096 --bsr14 --lazy --ohh | September 7, 2015 @ 18:10 |
44084 bytes | -2 bytes | zopfli --i1000 --mls2048 --bsr8 --lazy --ohh | September 7, 2015 @ 18:08 |
44086 bytes | -1 byte | zopfli --i1000 --mls512 --bsr16 --lazy --ohh | September 7, 2015 @ 18:07 |
44087 bytes | – | zopfli --i100 --mls4096 --bsr14 --lazy --ohh | September 7, 2015 @ 16:41 |
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 | 44124 | 44120 | 44130 | 44115 | 44124 | 44124 | 44118 | 44128 | 44116 | 44112 | 44114 | 44116 | 44108 | 44109 | 44099 |
4 | 44129 | 44130 | 44127 | 44127 | 44120 | 44119 | 44109 | 44112 | 44120 | 44120 | 44113 | 44114 | 44099 | 44089 | 44116 |
6 | 44094 | 44125 | 44114 | 44114 | 44120 | 44112 | 44105 | 44107 | 44093 | 44092 | 44091 | 44088 | 44102 | 44092 | 44094 |
7 | 44126 | 44126 | 44113 | 44123 | 44089 | 44111 | 44077 | 44091 | 44082 | 44093 | 44089 | 44087 | 44098 | 44083 | 44091 |
8 | 44119 | 44098 | 44112 | 44128 | 44124 | 44106 | 44121 | 44104 | 44090 | 44092 | 44083 | 44079 | 44098 | 44075 | 44090 |
9 | 44134 | 44100 | 44093 | 44084 | 44094 | 44106 | 44106 | 44082 | 44085 | 44089 | 44090 | 44092 | 44100 | 44079 | 44089 |
10 | 44094 | 44101 | 44099 | 44116 | 44110 | 44103 | 44101 | 44103 | 44086 | 44089 | 44097 | 44091 | 44100 | 44090 | 44088 |
11 | 44127 | 44097 | 44111 | 44106 | 44108 | 44106 | 44104 | 44104 | 44084 | 44093 | 44096 | 44083 | 44103 | 44083 | 44114 |
12 | 44103 | 44127 | 44109 | 44115 | 44111 | 44112 | 44109 | 44108 | 44085 | 44092 | 44097 | 44088 | 44097 | 44085 | 44089 |
13 | 44118 | 44120 | 44111 | 44115 | 44123 | 44112 | 44106 | 44103 | 44084 | 44089 | 44096 | 44087 | 44096 | 44088 | 44079 |
14 | 44095 | 44101 | 44092 | 44091 | 44086 | 44114 | 44109 | 44103 | 44086 | 44091 | 44096 | 44076 | 44099 | 44076 | 44091 |
15 | 44119 | 44099 | 44093 | 44098 | 44089 | 44082 | 44081 | 44091 | 44082 | 44090 | 44096 | 44081 | 44100 | 44078 | 44091 |
16 | 44092 | 44109 | 44090 | 44092 | 44092 | 44088 | 44086 | 44081 | 44081 | 44080 | 44092 | 44084 | 44097 | 44091 | 44095 |
17 | 44119 | 44124 | 44110 | 44120 | 44116 | 44106 | 44109 | 44104 | 44082 | 44089 | 44092 | 44088 | 44100 | 44080 | 44087 |
18 | 44113 | 44134 | 44115 | 44119 | 44125 | 44109 | 44103 | 44105 | 44107 | 44090 | 44093 | 44075 | 44103 | 44079 | 44112 |
19 | 44120 | 44097 | 44117 | 44097 | 44115 | 44087 | 44109 | 44104 | 44081 | 44113 | 44112 | 44112 | 44100 | 44083 | 44087 |
20 | 44135 | 44113 | 44112 | 44114 | 44120 | 44112 | 44111 | 44103 | 44082 | 44089 | 44092 | 44088 | 44099 | 44080 | 44091 |
21 | 44091 | 44098 | 44090 | 44114 | 44109 | 44114 | 44091 | 44105 | 44082 | 44089 | 44094 | 44087 | 44103 | 44077 | 44090 |
22 | 44094 | 44109 | 44114 | 44126 | 44082 | 44111 | 44109 | 44107 | 44083 | 44090 | 44090 | 44087 | 44100 | 44080 | 44092 |
23 | 44094 | 44118 | 44115 | 44114 | 44092 | 44112 | 44091 | 44089 | 44093 | 44089 | 44089 | 44093 | 44098 | 44080 | 44091 |
25 | 44125 | 44128 | 44115 | 44094 | 44126 | 44112 | 44110 | 44105 | 44082 | 44089 | 44093 | 44087 | 44100 | 44089 | 44120 |
30 | 44094 | 44098 | 44093 | 44094 | 44092 | 44111 | 44096 | 44106 | 44082 | 44089 | 44089 | 44091 | 44100 | 44081 | 44090 |
40 | 44134 | 44135 | 44091 | 44084 | 44084 | 44083 | 44116 | 44105 | 44082 | 44088 | 44096 | 44088 | 44103 | 44090 | 44090 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 44084 bytes | – | 100% |
1,000 | 44077 bytes | -7 bytes | 100% |
10,000 | 44077 bytes | – | 100% |
100,000 | 44075 bytes | -2 bytes | 1.74% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 44184 bytes | +109 bytes (+0.25%) | +1 byte |
1 | 44183 bytes | +108 bytes (+0.25%) | – |
2 | 44202 bytes | +127 bytes (+0.29%) | +19 bytes |
3 | 44230 bytes | +155 bytes (+0.35%) | +47 bytes |
4 | 44243 bytes | +168 bytes (+0.38%) | +60 bytes |
5 | 44264 bytes | +189 bytes (+0.43%) | +81 bytes |
6 | 44243 bytes | +168 bytes (+0.38%) | +60 bytes |
7 | 44281 bytes | +206 bytes (+0.47%) | +98 bytes |
8 | 44298 bytes | +223 bytes (+0.51%) | +115 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 35163 bytes | -8912 bytes (-20.22%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 36798 bytes | -7277 bytes (-16.51%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 38531 bytes | -5544 bytes (-12.58%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 40471 bytes | -3604 bytes (-8.18%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 41340 bytes | -2735 bytes (-6.21%) |
LZMA2 (Wikipedia) | xz | xz -9 | 41948 bytes | -2127 bytes (-4.83%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 43074 bytes | -1001 bytes (-2.27%) |