Boot |
64548 bytes (63.0k)
|
CDN |
cdnjs |
56007 bytes (54.7k)
|
CDN |
gzip -6 (default) |
55748 bytes (54.4k)
|
local copy |
Sina |
55717 bytes (54.4k)
|
CDN |
gzip -9 |
55687 bytes (54.4k)
|
local copy |
7zip -mx=9 -tgzip |
53035 bytes (51.8k)
|
local copy |
libdeflate -12 |
53022 bytes (51.8k)
|
local copy |
pigz -11 -n |
52986 bytes (51.7k)
|
local copy |
kzip -s0 -rn -b1 |
52984 bytes (51.7k)
|
local copy |
zultra |
52976 bytes (51.7k)
|
local copy |
Zopfli |
52797 bytes (51.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 21 | --bsr21 |
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 | 64548 bytes | d2f939d4b2ed07cfe6fc8c73855c30d0 | March 19, 2015 @ 15:27 |
cdnjs | 56007 bytes | d2f939d4b2ed07cfe6fc8c73855c30d0 | February 8, 2015 @ 14:45 |
Sina | 55717 bytes | d2f939d4b2ed07cfe6fc8c73855c30d0 | April 25, 2019 @ 14:07 |
Size | Improvement | Parameters | Found |
---|---|---|---|
52797 bytes | -1 byte | zopfli --i1000000 --mls4 --bsr21 --lazy --ohh | March 11, 2022 @ 02:29 |
52798 bytes | -2 bytes | zopfli --i1000000 --mls2 --bsr12 --lazy --ohh | January 30, 2020 @ 08:42 |
52800 bytes | -2 bytes | zopfli --i100000 --mls2 --bsr12 --lazy --ohh | September 28, 2015 @ 06:26 |
52802 bytes | -1 byte | zopfli --i10000 --mls2 --bsr16 --lazy --ohh | September 26, 2015 @ 22:08 |
52803 bytes | -4 bytes | zopfli --i10000 --mls2 --bsr12 --lazy --ohh | September 26, 2015 @ 20:25 |
52807 bytes | -1 byte | zopfli --i1000 --mls2 --bsr12 --lazy --ohh | September 22, 2015 @ 16:13 |
52808 bytes | -7 bytes | zopfli --i1000 --mls8 --bsr16 --lazy --ohh | September 18, 2015 @ 21:00 |
52815 bytes | -2 bytes | zopfli --i1000 --mls8 --bsr6 --lazy --ohh | September 18, 2015 @ 19:24 |
52817 bytes | – | zopfli --i100 --mls8 --bsr16 --lazy --ohh | September 18, 2015 @ 16:18 |
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 | 52842 | 52879 | 52877 | 52879 | 52877 | 52878 | 52880 | 52887 | 52888 | 52884 | 52896 | 52899 | 52894 | 52915 | 52890 |
4 | 52822 | 52820 | 52824 | 52824 | 52877 | 52880 | 52878 | 52878 | 52883 | 52884 | 52889 | 52887 | 52881 | 52890 | 52891 |
6 | 52878 | 52823 | 52809 | 52878 | 52879 | 52886 | 52881 | 52884 | 52877 | 52880 | 52890 | 52882 | 52890 | 52902 | 52891 |
7 | 52896 | 52879 | 52879 | 52914 | 52877 | 52888 | 52882 | 52884 | 52885 | 52888 | 52892 | 52885 | 52882 | 52909 | 52887 |
8 | 52801 | 52815 | 52815 | 52813 | 52881 | 52877 | 52882 | 52882 | 52881 | 52889 | 52897 | 52891 | 52890 | 52893 | 52884 |
9 | 52798 | 52826 | 52832 | 52822 | 52876 | 52879 | 52881 | 52886 | 52876 | 52879 | 52890 | 52880 | 52889 | 52902 | 52882 |
10 | 52828 | 52869 | 52814 | 52878 | 52877 | 52877 | 52884 | 52877 | 52882 | 52882 | 52886 | 52882 | 52882 | 52884 | 52882 |
11 | 52813 | 52816 | 52806 | 52813 | 52877 | 52877 | 52882 | 52882 | 52878 | 52880 | 52888 | 52898 | 52890 | 52888 | 52883 |
12 | 52798 | 52816 | 52818 | 52813 | 52880 | 52882 | 52882 | 52877 | 52877 | 52882 | 52888 | 52893 | 52889 | 52888 | 52891 |
13 | 52814 | 52799 | 52816 | 52813 | 52876 | 52882 | 52878 | 52888 | 52882 | 52880 | 52894 | 52882 | 52881 | 52892 | 52884 |
14 | 52801 | 52814 | 52815 | 52908 | 52880 | 52877 | 52887 | 52882 | 52887 | 52885 | 52876 | 52884 | 52881 | 52894 | 52881 |
15 | 52816 | 52814 | 52819 | 52818 | 52879 | 52877 | 52883 | 52880 | 52883 | 52888 | 52886 | 52881 | 52882 | 52899 | 52888 |
16 | 52799 | 52812 | 52797 | 52818 | 52877 | 52879 | 52883 | 52882 | 52882 | 52881 | 52891 | 52882 | 52889 | 52891 | 52898 |
17 | 52819 | 52815 | 52815 | 52818 | 52876 | 52877 | 52882 | 52879 | 52881 | 52887 | 52892 | 52888 | 52891 | 52889 | 52897 |
18 | 52818 | 52813 | 52815 | 52814 | 52878 | 52879 | 52884 | 52879 | 52881 | 52888 | 52890 | 52887 | 52889 | 52894 | 52891 |
19 | 52802 | 52813 | 52817 | 52820 | 52880 | 52877 | 52882 | 52877 | 52877 | 52889 | 52892 | 52883 | 52888 | 52889 | 52881 |
20 | 52806 | 52809 | 52881 | 52813 | 52878 | 52877 | 52882 | 52880 | 52881 | 52882 | 52890 | 52882 | 52882 | 52889 | 52891 |
21 | 52814 | 52797 | 52816 | 52820 | 52878 | 52876 | 52883 | 52897 | 52881 | 52878 | 52891 | 52881 | 52882 | 52905 | 52891 |
22 | 52816 | 52814 | 52817 | 52817 | 52879 | 52878 | 52883 | 52888 | 52880 | 52883 | 52891 | 52889 | 52888 | 52902 | 52884 |
23 | 52866 | 52870 | 52814 | 52880 | 52876 | 52876 | 52877 | 52883 | 52883 | 52889 | 52890 | 52889 | 52889 | 52897 | 52882 |
25 | 52870 | 52879 | 52800 | 52879 | 52875 | 52876 | 52882 | 52882 | 52877 | 52889 | 52888 | 52884 | 52881 | 52890 | 52882 |
30 | 52807 | 52814 | 52814 | 52818 | 52878 | 52877 | 52882 | 52882 | 52881 | 52889 | 52892 | 52884 | 52889 | 52888 | 52892 |
40 | 52816 | 52812 | 52817 | 52815 | 52876 | 52877 | 52887 | 52880 | 52881 | 52889 | 52892 | 52880 | 52882 | 52893 | 52881 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52816 bytes | – | 100% |
1,000 | 52807 bytes | -9 bytes | 100% |
10,000 | 52802 bytes | -5 bytes | 100% |
100,000 | 52800 bytes | -2 bytes | 2.90% |
1,000,000 | 52797 bytes | -3 bytes | 2.03% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53055 bytes | +258 bytes (+0.49%) | +71 bytes |
1 | 52984 bytes | +187 bytes (+0.35%) | – |
2 | 53001 bytes | +204 bytes (+0.39%) | +17 bytes |
3 | 53044 bytes | +247 bytes (+0.47%) | +60 bytes |
4 | 53085 bytes | +288 bytes (+0.55%) | +101 bytes |
5 | 53111 bytes | +314 bytes (+0.59%) | +127 bytes |
6 | 53122 bytes | +325 bytes (+0.62%) | +138 bytes |
7 | 53149 bytes | +352 bytes (+0.67%) | +165 bytes |
8 | 53188 bytes | +391 bytes (+0.74%) | +204 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38758 bytes | -14039 bytes (-26.59%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 45917 bytes | -6880 bytes (-13.03%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47325 bytes | -5472 bytes (-10.36%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48426 bytes | -4371 bytes (-8.28%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49576 bytes | -3221 bytes (-6.10%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51060 bytes | -1737 bytes (-3.29%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51074 bytes | -1723 bytes (-3.26%) |