Boot |
35656 bytes (34.8k)
|
CDN |
cdnjs |
31310 bytes (30.6k)
|
CDN |
gzip -6 (default) |
31126 bytes (30.4k)
|
local copy |
unpkg |
31089 bytes (30.4k)
|
CDN |
gzip -9 |
31073 bytes (30.3k)
|
local copy |
libdeflate -12 |
30106 bytes (29.4k)
|
local copy |
kzip -s0 -rn -b0 |
30062 bytes (29.4k)
|
local copy |
7zip -mx=9 -tgzip |
30056 bytes (29.4k)
|
local copy |
pigz -11 -n |
30012 bytes (29.3k)
|
local copy |
zultra |
30001 bytes (29.3k)
|
local copy |
Zopfli |
29945 bytes (29.2k)
|
local copy |
Zopfli (defluff) |
29943 bytes (29.2k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
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 | 35656 bytes | 49756328f0029f3d41bd6416f06d6fc5 | November 14, 2017 @ 18:15 |
cdnjs | 31310 bytes | 49756328f0029f3d41bd6416f06d6fc5 | (invalid) |
unpkg | 31089 bytes | 49756328f0029f3d41bd6416f06d6fc5 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
29945 bytes | -2 bytes | zopfli --i1000000 --mls4 --bsr30 --lazy --ohh | October 17, 2017 @ 17:18 |
29947 bytes | -2 bytes | zopfli --i100000 --mls4 --bsr30 --lazy --ohh | October 17, 2017 @ 11:32 |
29949 bytes | -6 bytes | zopfli --i10000 --mls4 --bsr30 --lazy --ohh | October 16, 2017 @ 22:56 |
29955 bytes | -4 bytes | zopfli --i1000 --mls4 --bsr30 --lazy --ohh | October 16, 2017 @ 15:51 |
29959 bytes | -2 bytes | zopfli --i1000 --mls2 --bsr18 --lazy --ohh | October 16, 2017 @ 15:44 |
29961 bytes | – | zopfli --i100 --mls4 --bsr30 --lazy --ohh | October 16, 2017 @ 15:07 |
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 | 30004 | 30003 | 29993 | 30005 | 29998 | 30013 | 30012 | 29989 | 30013 | 30013 | 29995 | 29996 | 29984 | 29995 | 29981 |
4 | 29989 | 29981 | 29982 | 29987 | 29990 | 29984 | 30005 | 29990 | 29988 | 29981 | 29984 | 29979 | 29987 | 29985 | 29989 |
6 | 29983 | 29983 | 29984 | 29984 | 29983 | 29982 | 29981 | 29983 | 29982 | 29984 | 29993 | 29981 | 29983 | 29982 | 29984 |
7 | 29983 | 29981 | 29980 | 29982 | 29983 | 29980 | 29979 | 29982 | 29982 | 29981 | 29983 | 29981 | 29984 | 29986 | 29983 |
8 | 29957 | 29959 | 29959 | 30001 | 29980 | 29982 | 29982 | 29979 | 29980 | 29980 | 29984 | 29979 | 29982 | 30005 | 29984 |
9 | 29983 | 29981 | 29983 | 29983 | 29984 | 29982 | 29982 | 29987 | 29983 | 29982 | 29982 | 30003 | 29984 | 29996 | 29983 |
10 | 29983 | 29984 | 29983 | 29983 | 29983 | 29981 | 29980 | 29982 | 29982 | 29981 | 29982 | 29980 | 29982 | 29981 | 29985 |
11 | 29960 | 29979 | 29983 | 29983 | 29984 | 29980 | 29981 | 29982 | 29982 | 29982 | 29984 | 29981 | 29984 | 29986 | 29984 |
12 | 29987 | 29965 | 29983 | 29982 | 29980 | 29982 | 29981 | 29982 | 29982 | 29982 | 29982 | 29980 | 29984 | 29987 | 29984 |
13 | 29983 | 29984 | 29984 | 29983 | 29980 | 29984 | 29981 | 29981 | 29981 | 29983 | 29982 | 29982 | 29982 | 29985 | 29983 |
14 | 29983 | 29984 | 29983 | 29983 | 29982 | 29980 | 29981 | 29981 | 29982 | 29983 | 29993 | 29983 | 29979 | 29982 | 29983 |
15 | 29981 | 29985 | 29982 | 29984 | 29983 | 29980 | 29981 | 29982 | 29985 | 29983 | 29981 | 29979 | 29984 | 29986 | 29983 |
16 | 29982 | 29983 | 29981 | 29984 | 29980 | 29983 | 29980 | 29982 | 29981 | 29981 | 29983 | 29981 | 29983 | 29988 | 29983 |
17 | 29982 | 29983 | 29983 | 29983 | 29983 | 29982 | 29981 | 29982 | 29980 | 29981 | 29984 | 29990 | 29984 | 29985 | 29983 |
18 | 29955 | 29959 | 29983 | 29983 | 29983 | 29980 | 29992 | 30000 | 29981 | 30000 | 29983 | 29979 | 29982 | 29988 | 29983 |
19 | 29981 | 29983 | 29981 | 29993 | 29980 | 29981 | 29983 | 29981 | 29982 | 29985 | 29984 | 29980 | 29980 | 29986 | 29984 |
20 | 29982 | 29981 | 29983 | 29983 | 29981 | 29992 | 29981 | 29984 | 29981 | 29984 | 29983 | 29981 | 29984 | 29987 | 29984 |
21 | 29981 | 29952 | 29980 | 29983 | 29982 | 29982 | 29982 | 30000 | 29980 | 29982 | 29983 | 29980 | 29982 | 29984 | 29983 |
22 | 29983 | 29983 | 29983 | 29983 | 29982 | 29980 | 29981 | 29983 | 29983 | 29982 | 29983 | 29980 | 29983 | 29986 | 29982 |
23 | 29983 | 29980 | 29984 | 29984 | 29980 | 29983 | 29980 | 29981 | 29981 | 29983 | 29987 | 29980 | 29982 | 29987 | 29998 |
25 | 29986 | 29955 | 29983 | 29984 | 29980 | 29984 | 29993 | 29983 | 29983 | 29983 | 29982 | 29980 | 29985 | 29982 | 29984 |
30 | 29983 | 29945 | 29984 | 29983 | 29981 | 29983 | 29982 | 29983 | 29982 | 29983 | 29982 | 29980 | 29984 | 29987 | 29983 |
40 | 29983 | 29979 | 29983 | 29983 | 29981 | 29983 | 29981 | 29984 | 29982 | 29983 | 29984 | 29980 | 29982 | 29986 | 29982 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 29961 bytes | – | 100% |
1,000 | 29955 bytes | -6 bytes | 100% |
10,000 | 29949 bytes | -6 bytes | 100% |
100,000 | 29947 bytes | -2 bytes | 0.58% |
1,000,000 | 29945 bytes | -2 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30062 bytes | +117 bytes (+0.39%) | – |
1 | 30063 bytes | +118 bytes (+0.39%) | +1 byte |
2 | 30081 bytes | +136 bytes (+0.45%) | +19 bytes |
3 | 30096 bytes | +151 bytes (+0.50%) | +34 bytes |
4 | 30075 bytes | +130 bytes (+0.43%) | +13 bytes |
5 | 30100 bytes | +155 bytes (+0.52%) | +38 bytes |
6 | 30132 bytes | +187 bytes (+0.62%) | +70 bytes |
7 | 30161 bytes | +216 bytes (+0.72%) | +99 bytes |
8 | 30189 bytes | +244 bytes (+0.81%) | +127 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24580 bytes | -5365 bytes (-17.92%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25369 bytes | -4576 bytes (-15.28%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26435 bytes | -3510 bytes (-11.72%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 27901 bytes | -2044 bytes (-6.83%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28455 bytes | -1490 bytes (-4.98%) |
LZMA2 (Wikipedia) | xz | xz -9 | 28648 bytes | -1297 bytes (-4.33%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29425 bytes | -520 bytes (-1.74%) |