unpkg |
39867 bytes (38.9k)
|
CDN |
Boot |
34253 bytes (33.5k)
|
CDN |
cdnjs |
34253 bytes (33.5k)
|
CDN |
gzip -6 (default) |
34057 bytes (33.3k)
|
local copy |
gzip -9 |
33994 bytes (33.2k)
|
local copy |
libdeflate -12 |
32876 bytes (32.1k)
|
local copy |
7zip -mx=9 -tgzip |
32805 bytes (32.0k)
|
local copy |
pigz -11 -n |
32769 bytes (32.0k)
|
local copy |
kzip -s0 -rn -b4 |
32768 bytes (32.0k)
|
local copy |
zultra |
32758 bytes (32.0k)
|
local copy |
Zopfli |
32703 bytes (31.9k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 13 | --bsr13 |
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 |
---|---|---|---|
unpkg | 39867 bytes | 6d28c8d7165fc17a088a1fa95cc01f98 | (invalid) |
Boot | 34253 bytes | 6d28c8d7165fc17a088a1fa95cc01f98 | (invalid) |
cdnjs | 34253 bytes | 6d28c8d7165fc17a088a1fa95cc01f98 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
32703 bytes | -3 bytes | zopfli --i1000000 --mls8 --bsr13 --lazy --ohh | March 15, 2019 @ 20:22 |
32706 bytes | -1 byte | zopfli --i100000 --mls8 --bsr13 --lazy --ohh | March 15, 2019 @ 13:42 |
32707 bytes | -2 bytes | zopfli --i100000 --mls4 --bsr23 --lazy --ohh | March 15, 2019 @ 13:01 |
32709 bytes | -3 bytes | zopfli --i100000 --mls2 --bsr40 --lazy --ohh | March 15, 2019 @ 12:21 |
32712 bytes | -1 byte | zopfli --i10000 --mls4 --bsr23 --lazy --ohh | March 15, 2019 @ 11:01 |
32713 bytes | -1 byte | zopfli --i10000 --mls4 --bsr20 --lazy --ohh | March 15, 2019 @ 10:58 |
32714 bytes | -1 byte | zopfli --i1000 --mls4 --bsr23 --lazy --ohh | March 15, 2019 @ 10:19 |
32715 bytes | -8 bytes | zopfli --i1000 --mls2 --bsr40 --lazy --ohh | March 15, 2019 @ 10:19 |
32723 bytes | – | zopfli --i100 --mls8 --bsr13 --lazy --ohh | March 15, 2019 @ 10:08 |
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 | 32738 | 32725 | 32740 | 32741 | 32741 | 32740 | 32745 | 32752 | 32748 | 32743 | 32755 | 32727 | 32726 | 32738 | 32731 |
4 | 32728 | 32752 | 32726 | 32734 | 32730 | 32755 | 32750 | 32750 | 32745 | 32747 | 32734 | 32735 | 32733 | 32724 | 32744 |
6 | 32748 | 32737 | 32751 | 32754 | 32743 | 32749 | 32748 | 32743 | 32735 | 32741 | 32754 | 32733 | 32725 | 32724 | 32742 |
7 | 32733 | 32747 | 32728 | 32749 | 32728 | 32749 | 32744 | 32743 | 32748 | 32744 | 32730 | 32722 | 32727 | 32723 | 32747 |
8 | 32733 | 32714 | 32727 | 32751 | 32737 | 32751 | 32743 | 32745 | 32736 | 32739 | 32731 | 32733 | 32724 | 32723 | 32743 |
9 | 32726 | 32749 | 32729 | 32726 | 32730 | 32749 | 32746 | 32743 | 32750 | 32749 | 32729 | 32734 | 32722 | 32738 | 32748 |
10 | 32729 | 32749 | 32729 | 32728 | 32736 | 32749 | 32745 | 32745 | 32738 | 32741 | 32743 | 32723 | 32724 | 32728 | 32742 |
11 | 32733 | 32748 | 32729 | 32749 | 32742 | 32749 | 32745 | 32746 | 32735 | 32742 | 32745 | 32733 | 32724 | 32738 | 32739 |
12 | 32736 | 32734 | 32731 | 32733 | 32743 | 32741 | 32743 | 32741 | 32742 | 32750 | 32743 | 32722 | 32722 | 32727 | 32741 |
13 | 32718 | 32726 | 32703 | 32743 | 32741 | 32741 | 32752 | 32741 | 32743 | 32748 | 32746 | 32729 | 32722 | 32728 | 32745 |
14 | 32734 | 32733 | 32729 | 32733 | 32746 | 32749 | 32749 | 32744 | 32737 | 32747 | 32729 | 32733 | 32724 | 32723 | 32747 |
15 | 32733 | 32750 | 32731 | 32754 | 32741 | 32749 | 32745 | 32743 | 32750 | 32748 | 32729 | 32723 | 32726 | 32721 | 32727 |
16 | 32726 | 32752 | 32731 | 32728 | 32738 | 32747 | 32743 | 32745 | 32737 | 32748 | 32731 | 32733 | 32724 | 32724 | 32746 |
17 | 32733 | 32753 | 32749 | 32750 | 32749 | 32749 | 32743 | 32739 | 32743 | 32737 | 32731 | 32725 | 32728 | 32721 | 32750 |
18 | 32754 | 32751 | 32750 | 32750 | 32746 | 32749 | 32743 | 32744 | 32736 | 32742 | 32741 | 32733 | 32725 | 32721 | 32747 |
19 | 32732 | 32729 | 32729 | 32730 | 32740 | 32751 | 32743 | 32743 | 32752 | 32742 | 32730 | 32728 | 32727 | 32728 | 32743 |
20 | 32732 | 32710 | 32714 | 32737 | 32734 | 32756 | 32743 | 32744 | 32744 | 32742 | 32730 | 32729 | 32723 | 32723 | 32743 |
21 | 32751 | 32750 | 32749 | 32747 | 32739 | 32739 | 32743 | 32747 | 32737 | 32739 | 32730 | 32733 | 32722 | 32722 | 32743 |
22 | 32751 | 32751 | 32729 | 32733 | 32734 | 32749 | 32748 | 32748 | 32736 | 32741 | 32729 | 32728 | 32725 | 32723 | 32748 |
23 | 32732 | 32707 | 32731 | 32726 | 32733 | 32739 | 32743 | 32745 | 32736 | 32739 | 32729 | 32733 | 32721 | 32725 | 32738 |
25 | 32756 | 32748 | 32729 | 32728 | 32740 | 32750 | 32743 | 32746 | 32741 | 32741 | 32729 | 32732 | 32721 | 32737 | 32738 |
30 | 32751 | 32748 | 32750 | 32751 | 32749 | 32749 | 32745 | 32744 | 32736 | 32742 | 32729 | 32732 | 32722 | 32723 | 32741 |
40 | 32709 | 32747 | 32741 | 32734 | 32729 | 32749 | 32749 | 32742 | 32736 | 32737 | 32729 | 32733 | 32724 | 32721 | 32746 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 32723 bytes | – | 100% |
1,000 | 32714 bytes | -9 bytes | 100% |
10,000 | 32712 bytes | -2 bytes | 100% |
100,000 | 32706 bytes | -6 bytes | 1.16% |
1,000,000 | 32703 bytes | -3 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 32839 bytes | +136 bytes (+0.42%) | +71 bytes |
1 | 32837 bytes | +134 bytes (+0.41%) | +69 bytes |
2 | 32831 bytes | +128 bytes (+0.39%) | +63 bytes |
3 | 32826 bytes | +123 bytes (+0.38%) | +58 bytes |
4 | 32768 bytes | +65 bytes (+0.20%) | – |
5 | 32768 bytes | +65 bytes (+0.20%) | – |
6 | 32797 bytes | +94 bytes (+0.29%) | +29 bytes |
7 | 32794 bytes | +91 bytes (+0.28%) | +26 bytes |
8 | 32820 bytes | +117 bytes (+0.36%) | +52 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 26919 bytes | -5784 bytes (-17.69%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 27961 bytes | -4742 bytes (-14.50%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 28993 bytes | -3710 bytes (-11.34%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 30703 bytes | -2000 bytes (-6.12%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 31398 bytes | -1305 bytes (-3.99%) |
LZMA2 (Wikipedia) | xz | xz -9 | 31480 bytes | -1223 bytes (-3.74%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 32112 bytes | -591 bytes (-1.81%) |