Boot |
35081 bytes (34.3k)
|
CDN |
cdnjs |
30585 bytes (29.9k)
|
CDN |
gzip -6 (default) |
30477 bytes (29.8k)
|
local copy |
gzip -9 |
30439 bytes (29.7k)
|
local copy |
libdeflate -12 |
29109 bytes (28.4k)
|
local copy |
7zip -mx=9 -tgzip |
29068 bytes (28.4k)
|
local copy |
kzip -s0 -rn -b0 |
29044 bytes (28.4k)
|
local copy |
zultra |
29019 bytes (28.3k)
|
local copy |
pigz -11 -n |
28995 bytes (28.3k)
|
local copy |
Zopfli |
28929 bytes (28.3k)
|
local copy |
Zopfli (defluff) |
28928 bytes (28.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 30 | --bsr30 |
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 | 35081 bytes | 5f19a240b8a8d8519f9379330990fe97 | March 19, 2015 @ 15:31 |
cdnjs | 30585 bytes | 5f19a240b8a8d8519f9379330990fe97 | February 8, 2015 @ 14:45 |
Size | Improvement | Parameters | Found |
---|---|---|---|
28929 bytes | -1 byte | zopfli --i1000000 --mls8 --bsr30 --lazy --ohh | February 28, 2020 @ 19:32 |
28930 bytes | -3 bytes | zopfli --i100000 --mls8 --bsr30 --lazy --ohh | December 1, 2015 @ 16:53 |
28933 bytes | -6 bytes | zopfli --i10000 --mls8 --bsr30 --lazy --ohh | September 24, 2015 @ 17:32 |
28939 bytes | -2 bytes | zopfli --i1000 --mls8 --bsr30 --lazy --ohh | September 24, 2015 @ 17:07 |
28941 bytes | -3 bytes | zopfli --i1000 --mls1024 --bsr15 --lazy --ohh | September 20, 2015 @ 14:53 |
28944 bytes | -5 bytes | zopfli --i1000 --mls64 --bsr12 --lazy --ohh | September 14, 2015 @ 19:30 |
28949 bytes | – | zopfli --i100 --mls64 --bsr12 --lazy --ohh | September 11, 2015 @ 16:35 |
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 | 28988 | 28998 | 28994 | 29000 | 28991 | 28996 | 29000 | 29008 | 29007 | 28976 | 29002 | 28999 | 29015 | 29004 | 29004 |
4 | 28987 | 28972 | 28996 | 28995 | 28994 | 28973 | 28958 | 28983 | 28984 | 28973 | 28970 | 29007 | 29002 | 28999 | 28998 |
6 | 28975 | 28976 | 28969 | 28955 | 28963 | 28963 | 28966 | 28972 | 28984 | 28979 | 28983 | 29010 | 28988 | 29004 | 29004 |
7 | 28968 | 28978 | 28974 | 28985 | 28971 | 28978 | 28972 | 28975 | 28974 | 28975 | 28968 | 29009 | 28972 | 29008 | 29005 |
8 | 28976 | 28972 | 28973 | 28965 | 28962 | 28971 | 28965 | 28962 | 28969 | 28969 | 28960 | 29000 | 29002 | 29005 | 29002 |
9 | 28992 | 28972 | 28961 | 28976 | 28965 | 28947 | 28964 | 28964 | 28990 | 28973 | 28967 | 29000 | 29001 | 28999 | 28999 |
10 | 28976 | 28965 | 28977 | 28980 | 28964 | 28967 | 28962 | 28960 | 28974 | 28980 | 28982 | 29000 | 28978 | 29000 | 28997 |
11 | 28968 | 28971 | 28971 | 28967 | 28971 | 28965 | 28994 | 28961 | 28970 | 28988 | 28973 | 29002 | 28988 | 28997 | 29000 |
12 | 28961 | 28969 | 28969 | 28965 | 28960 | 28936 | 28962 | 28958 | 28968 | 28973 | 28973 | 29007 | 28976 | 28999 | 29004 |
13 | 28964 | 28959 | 28941 | 28959 | 28962 | 28967 | 28965 | 28958 | 28968 | 28967 | 28981 | 28951 | 29010 | 28999 | 28996 |
14 | 28969 | 28967 | 28967 | 28947 | 28965 | 28961 | 28964 | 28979 | 28976 | 29007 | 28962 | 29001 | 28992 | 29006 | 29003 |
15 | 28962 | 28974 | 28963 | 28965 | 28957 | 28988 | 28962 | 28964 | 28970 | 28934 | 28974 | 29002 | 29009 | 29004 | 29004 |
16 | 28968 | 28961 | 28971 | 28976 | 28962 | 28960 | 28967 | 28962 | 28969 | 28976 | 28973 | 29002 | 28966 | 29005 | 29004 |
17 | 28961 | 28963 | 28958 | 28963 | 28978 | 28965 | 28964 | 28967 | 28979 | 28978 | 28961 | 29000 | 29001 | 29004 | 29004 |
18 | 28974 | 28968 | 28948 | 28969 | 28965 | 28975 | 28965 | 28968 | 28974 | 28981 | 28973 | 29002 | 29008 | 29006 | 29004 |
19 | 28972 | 28981 | 28963 | 28975 | 28964 | 28968 | 28976 | 28966 | 28969 | 28980 | 28981 | 29000 | 28963 | 28997 | 28999 |
20 | 28935 | 28948 | 28947 | 28956 | 28979 | 28963 | 28967 | 28970 | 28969 | 28995 | 28984 | 29001 | 28975 | 28996 | 28995 |
21 | 28971 | 28968 | 28977 | 28966 | 28957 | 28959 | 28948 | 28968 | 28991 | 28973 | 28973 | 29000 | 28972 | 28999 | 29004 |
22 | 28947 | 28954 | 28966 | 28963 | 28964 | 28966 | 28975 | 28963 | 28974 | 28983 | 28965 | 29007 | 29011 | 29006 | 28999 |
23 | 28968 | 28970 | 28966 | 28958 | 28965 | 28969 | 28962 | 28959 | 28960 | 28976 | 28976 | 29007 | 28973 | 28996 | 29002 |
25 | 28975 | 28955 | 28971 | 28966 | 28962 | 28961 | 28971 | 28964 | 28976 | 28966 | 28956 | 28999 | 28981 | 29004 | 29004 |
30 | 28949 | 28968 | 28929 | 28958 | 28962 | 28984 | 28966 | 28965 | 28969 | 28975 | 28965 | 29001 | 28975 | 28996 | 28999 |
40 | 28963 | 28966 | 28970 | 28967 | 28950 | 28961 | 28966 | 28966 | 28975 | 28966 | 28972 | 29000 | 29013 | 28997 | 28999 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 28945 bytes | – | 100% |
1,000 | 28939 bytes | -6 bytes | 100% |
10,000 | 28933 bytes | -6 bytes | 100% |
100,000 | 28930 bytes | -3 bytes | 1.45% |
1,000,000 | 28929 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 29044 bytes | +115 bytes (+0.40%) | – |
1 | 29047 bytes | +118 bytes (+0.41%) | +3 bytes |
2 | 29095 bytes | +166 bytes (+0.57%) | +51 bytes |
3 | 29064 bytes | +135 bytes (+0.47%) | +20 bytes |
4 | 29086 bytes | +157 bytes (+0.54%) | +42 bytes |
5 | 29078 bytes | +149 bytes (+0.52%) | +34 bytes |
6 | 29069 bytes | +140 bytes (+0.48%) | +25 bytes |
7 | 29076 bytes | +147 bytes (+0.51%) | +32 bytes |
8 | 29122 bytes | +193 bytes (+0.67%) | +78 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23017 bytes | -5912 bytes (-20.44%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25789 bytes | -3140 bytes (-10.85%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26691 bytes | -2238 bytes (-7.74%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 26906 bytes | -2023 bytes (-6.99%) |
LZMA2 (Wikipedia) | xz | xz -9 | 27740 bytes | -1189 bytes (-4.11%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 28493 bytes | -436 bytes (-1.51%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28621 bytes | -308 bytes (-1.06%) |