Boot |
34483 bytes (33.7k)
|
CDN |
cdnjs |
30256 bytes (29.5k)
|
CDN |
gzip -6 (default) |
30075 bytes (29.4k)
|
local copy |
unpkg |
30063 bytes (29.4k)
|
CDN |
gzip -9 |
30040 bytes (29.3k)
|
local copy |
libdeflate -12 |
29093 bytes (28.4k)
|
local copy |
7zip -mx=9 -tgzip |
29060 bytes (28.4k)
|
local copy |
kzip -s0 -rn -b1 |
29046 bytes (28.4k)
|
local copy |
zultra |
29046 bytes (28.4k)
|
local copy |
pigz -11 -n |
29005 bytes (28.3k)
|
local copy |
Zopfli |
28975 bytes (28.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8192 | --mls8192 |
block splitting recursion | 18 | --bsr18 |
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 | 34483 bytes | 7e052e2850e70a8db1bd837e08ddda83 | September 27, 2017 @ 10:57 |
cdnjs | 30256 bytes | 7e052e2850e70a8db1bd837e08ddda83 | (invalid) |
unpkg | 30063 bytes | 7e052e2850e70a8db1bd837e08ddda83 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
28975 bytes | -1 byte | zopfli --i1000000 --mls8192 --bsr18 --lazy --ohh | September 18, 2017 @ 19:47 |
28976 bytes | -1 byte | zopfli --i100000 --mls8192 --bsr18 --lazy --ohh | September 18, 2017 @ 13:31 |
28977 bytes | -2 bytes | zopfli --i100000 --mls8192 --bsr9 --lazy --ohh | September 18, 2017 @ 13:06 |
28979 bytes | -1 byte | zopfli --i10000 --mls8192 --bsr9 --lazy --ohh | September 18, 2017 @ 12:19 |
28980 bytes | -2 bytes | zopfli --i10000 --mls8192 --bsr21 --lazy --ohh | September 18, 2017 @ 12:17 |
28982 bytes | -1 byte | zopfli --i10000 --mls512 --bsr9 --lazy --ohh | September 18, 2017 @ 12:17 |
28983 bytes | -5 bytes | zopfli --i1000 --mls8192 --bsr20 --lazy --ohh | September 18, 2017 @ 11:59 |
28988 bytes | – | zopfli --i100 --mls8192 --bsr11 --lazy --ohh | September 18, 2017 @ 11:11 |
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 | 29010 | 29012 | 29009 | 29011 | 29010 | 29008 | 29010 | 29010 | 29011 | 28999 | 28988 | 28986 | 29000 | 29000 | 28988 |
4 | 28998 | 29008 | 28986 | 29013 | 29009 | 29004 | 29001 | 29009 | 29003 | 29004 | 29007 | 28988 | 28987 | 28986 | 28998 |
6 | 29012 | 29011 | 28991 | 29012 | 29010 | 29009 | 29010 | 29000 | 29002 | 29012 | 28989 | 28983 | 28985 | 28981 | 28992 |
7 | 28996 | 29010 | 28997 | 28990 | 28995 | 28998 | 28992 | 28990 | 28990 | 28994 | 28985 | 28984 | 28977 | 29000 | 28987 |
8 | 28997 | 29010 | 28994 | 28989 | 28987 | 28987 | 28989 | 28987 | 29009 | 28990 | 29007 | 28987 | 28988 | 28998 | 28988 |
9 | 29001 | 29012 | 28994 | 28993 | 29000 | 28994 | 29012 | 29004 | 28982 | 28988 | 28987 | 28986 | 28977 | 28986 | 28988 |
10 | 28999 | 29009 | 28995 | 28997 | 28994 | 28994 | 28992 | 28987 | 28987 | 28988 | 28989 | 28988 | 28980 | 29000 | 28988 |
11 | 28994 | 28999 | 28993 | 28995 | 28991 | 29011 | 28996 | 29004 | 28984 | 28993 | 28988 | 28987 | 28977 | 28996 | 28987 |
12 | 29009 | 29011 | 28998 | 28992 | 29013 | 28993 | 28993 | 29009 | 29000 | 28990 | 28989 | 28983 | 28987 | 28984 | 28987 |
13 | 28994 | 29010 | 28996 | 28987 | 29011 | 28993 | 28993 | 28987 | 28987 | 28988 | 28990 | 28984 | 28987 | 29000 | 28987 |
14 | 29009 | 29010 | 28995 | 28987 | 28989 | 28992 | 28994 | 28982 | 28984 | 28993 | 29004 | 28985 | 28988 | 28996 | 28991 |
15 | 28998 | 29010 | 28988 | 28989 | 29009 | 28991 | 29010 | 29004 | 29003 | 28993 | 29004 | 28984 | 28978 | 28985 | 28987 |
16 | 28997 | 28997 | 28987 | 28989 | 28991 | 28993 | 28991 | 28986 | 28988 | 28989 | 28987 | 28987 | 28989 | 28997 | 28988 |
17 | 28997 | 29009 | 28991 | 28988 | 28997 | 28992 | 28989 | 28987 | 28987 | 28990 | 28987 | 28987 | 28987 | 28996 | 28991 |
18 | 28994 | 28994 | 28994 | 28993 | 28996 | 28993 | 28992 | 28987 | 28983 | 28993 | 28987 | 28985 | 28975 | 28996 | 28988 |
19 | 29009 | 29011 | 29015 | 29012 | 29012 | 28993 | 28992 | 29004 | 28987 | 28988 | 28985 | 28982 | 28980 | 28986 | 28993 |
20 | 28995 | 29010 | 28996 | 28987 | 28992 | 28994 | 29006 | 29005 | 29002 | 29005 | 29007 | 28999 | 28978 | 28997 | 28991 |
21 | 28998 | 29010 | 28994 | 28987 | 28991 | 28993 | 28992 | 28987 | 28985 | 28992 | 28987 | 28987 | 28980 | 28997 | 28987 |
22 | 28995 | 28994 | 28997 | 28995 | 28991 | 28993 | 28991 | 28986 | 28983 | 28993 | 29007 | 28983 | 28989 | 28997 | 28987 |
23 | 28994 | 28994 | 28994 | 28986 | 28987 | 28992 | 28993 | 28988 | 28988 | 28994 | 28987 | 28986 | 28987 | 28997 | 28992 |
25 | 29009 | 29009 | 28987 | 28988 | 28990 | 28992 | 29009 | 29005 | 29001 | 28989 | 28988 | 28985 | 28983 | 28986 | 28991 |
30 | 29009 | 28993 | 28996 | 28995 | 29009 | 29008 | 29010 | 29012 | 28984 | 28989 | 28988 | 28989 | 28987 | 28997 | 28991 |
40 | 29010 | 29010 | 28993 | 28995 | 29011 | 28998 | 29011 | 29004 | 28984 | 28987 | 28987 | 28985 | 28986 | 28997 | 28993 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 28988 bytes | – | 100% |
1,000 | 28983 bytes | -5 bytes | 100% |
10,000 | 28979 bytes | -4 bytes | 100% |
100,000 | 28976 bytes | -3 bytes | 1.74% |
1,000,000 | 28975 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 29046 bytes | +71 bytes (+0.25%) | – |
1 | 29046 bytes | +71 bytes (+0.25%) | – |
2 | 29075 bytes | +100 bytes (+0.35%) | +29 bytes |
3 | 29060 bytes | +85 bytes (+0.29%) | +14 bytes |
4 | 29067 bytes | +92 bytes (+0.32%) | +21 bytes |
5 | 29086 bytes | +111 bytes (+0.38%) | +40 bytes |
6 | 29116 bytes | +141 bytes (+0.49%) | +70 bytes |
7 | 29148 bytes | +173 bytes (+0.60%) | +102 bytes |
8 | 29144 bytes | +169 bytes (+0.58%) | +98 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23920 bytes | -5055 bytes (-17.45%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 24537 bytes | -4438 bytes (-15.32%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 25513 bytes | -3462 bytes (-11.95%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 26892 bytes | -2083 bytes (-7.19%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 27544 bytes | -1431 bytes (-4.94%) |
LZMA2 (Wikipedia) | xz | xz -9 | 27668 bytes | -1307 bytes (-4.51%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 28420 bytes | -555 bytes (-1.92%) |