Boot |
43446 bytes (42.4k)
|
CDN |
cdnjs |
36465 bytes (35.6k)
|
CDN |
gzip -6 (default) |
35980 bytes (35.1k)
|
local copy |
unpkg |
35905 bytes (35.1k)
|
CDN |
jsdelivr |
35822 bytes (35.0k)
|
CDN |
gzip -9 |
35796 bytes (35.0k)
|
local copy |
7zip -mx=9 -tgzip |
34672 bytes (33.9k)
|
local copy |
libdeflate -12 |
34672 bytes (33.9k)
|
local copy |
kzip -s0 -rn -b1 |
34612 bytes (33.8k)
|
local copy |
zultra |
34602 bytes (33.8k)
|
local copy |
pigz -11 -n |
34556 bytes (33.7k)
|
local copy |
Zopfli |
34545 bytes (33.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 10000 | --i10000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
block splitting recursion | 12 | --bsr12 |
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 | 43446 bytes | b261541e5b38172d02bad11c90d8f664 | March 20, 2015 @ 16:50 |
cdnjs | 36465 bytes | b261541e5b38172d02bad11c90d8f664 | November 18, 2014 @ 15:00 |
unpkg | 35905 bytes | b261541e5b38172d02bad11c90d8f664 | July 11, 2016 @ 15:34 |
jsdelivr | 35822 bytes | b261541e5b38172d02bad11c90d8f664 | November 18, 2014 @ 10:27 |
Size | Improvement | Parameters | Found |
---|---|---|---|
34545 bytes | -1 byte | zopfli --i10000 --mls64 --bsr12 --lazy --ohh | September 16, 2015 @ 03:47 |
34546 bytes | -2 bytes | zopfli --i1000 --mls64 --bsr12 --lazy --ohh | September 14, 2015 @ 16:18 |
34548 bytes | -1 byte | zopfli --i1000 --mls64 --bsr10 --lazy --ohh | September 14, 2015 @ 16:16 |
34549 bytes | -4 bytes | zopfli --i1000 --mls64 --bsr6 --lazy --ohh | September 14, 2015 @ 16:14 |
34553 bytes | – | zopfli --i100 --mls4096 --bsr7 --lazy --ohh | September 14, 2015 @ 12:00 |
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 | 34560 | 34560 | 34562 | 34563 | 34562 | 34561 | 34560 | 34563 | 34567 | 34565 | 34564 | 34570 | 34564 | 34561 | 34564 |
4 | 34567 | 34566 | 34569 | 34569 | 34560 | 34557 | 34557 | 34557 | 34560 | 34561 | 34559 | 34567 | 34561 | 34561 | 34555 |
6 | 34548 | 34549 | 34548 | 34555 | 34547 | 34547 | 34547 | 34547 | 34547 | 34546 | 34548 | 34547 | 34548 | 34557 | 34548 |
7 | 34548 | 34549 | 34558 | 34559 | 34547 | 34547 | 34548 | 34549 | 34548 | 34545 | 34545 | 34545 | 34548 | 34558 | 34548 |
8 | 34547 | 34547 | 34557 | 34547 | 34547 | 34545 | 34547 | 34547 | 34547 | 34545 | 34551 | 34547 | 34548 | 34554 | 34548 |
9 | 34549 | 34548 | 34556 | 34558 | 34547 | 34547 | 34549 | 34547 | 34547 | 34547 | 34545 | 34545 | 34547 | 34547 | 34548 |
10 | 34549 | 34547 | 34554 | 34560 | 34547 | 34547 | 34547 | 34548 | 34547 | 34547 | 34545 | 34549 | 34552 | 34548 | 34550 |
11 | 34547 | 34547 | 34558 | 34558 | 34549 | 34547 | 34548 | 34547 | 34547 | 34545 | 34548 | 34547 | 34548 | 34549 | 34561 |
12 | 34548 | 34549 | 34559 | 34548 | 34547 | 34545 | 34549 | 34549 | 34547 | 34547 | 34547 | 34547 | 34548 | 34549 | 34546 |
13 | 34547 | 34547 | 34558 | 34558 | 34547 | 34549 | 34548 | 34547 | 34547 | 34545 | 34551 | 34547 | 34548 | 34549 | 34546 |
14 | 34547 | 34547 | 34557 | 34558 | 34547 | 34548 | 34547 | 34547 | 34547 | 34547 | 34549 | 34547 | 34550 | 34549 | 34548 |
15 | 34551 | 34551 | 34557 | 34558 | 34547 | 34547 | 34548 | 34547 | 34547 | 34545 | 34545 | 34547 | 34548 | 34549 | 34548 |
16 | 34551 | 34551 | 34556 | 34558 | 34547 | 34549 | 34547 | 34547 | 34547 | 34545 | 34551 | 34547 | 34548 | 34549 | 34548 |
17 | 34549 | 34551 | 34557 | 34558 | 34547 | 34547 | 34547 | 34547 | 34547 | 34545 | 34552 | 34547 | 34547 | 34555 | 34548 |
18 | 34552 | 34552 | 34557 | 34558 | 34547 | 34545 | 34548 | 34547 | 34549 | 34546 | 34553 | 34547 | 34549 | 34558 | 34548 |
19 | 34549 | 34548 | 34558 | 34547 | 34547 | 34547 | 34548 | 34547 | 34547 | 34545 | 34553 | 34547 | 34549 | 34558 | 34546 |
20 | 34549 | 34552 | 34560 | 34560 | 34549 | 34549 | 34547 | 34547 | 34547 | 34547 | 34548 | 34547 | 34548 | 34557 | 34548 |
21 | 34548 | 34547 | 34555 | 34560 | 34547 | 34547 | 34548 | 34547 | 34547 | 34547 | 34548 | 34547 | 34548 | 34549 | 34548 |
22 | 34552 | 34549 | 34558 | 34559 | 34549 | 34549 | 34549 | 34547 | 34547 | 34545 | 34549 | 34547 | 34549 | 34549 | 34548 |
23 | 34556 | 34548 | 34557 | 34558 | 34548 | 34549 | 34547 | 34547 | 34550 | 34555 | 34552 | 34547 | 34548 | 34557 | 34548 |
25 | 34549 | 34548 | 34558 | 34547 | 34547 | 34547 | 34548 | 34547 | 34547 | 34547 | 34549 | 34547 | 34547 | 34548 | 34547 |
30 | 34547 | 34548 | 34558 | 34561 | 34547 | 34547 | 34547 | 34547 | 34547 | 34547 | 34553 | 34547 | 34547 | 34559 | 34548 |
40 | 34548 | 34548 | 34557 | 34558 | 34549 | 34549 | 34548 | 34547 | 34547 | 34555 | 34552 | 34547 | 34549 | 34558 | 34548 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 34553 bytes | – | 100% |
1,000 | 34546 bytes | -7 bytes | 100% |
10,000 | 34545 bytes | -1 byte | 100% |
100,000 | 34545 bytes | – | 6.67% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 34617 bytes | +72 bytes (+0.21%) | +5 bytes |
1 | 34612 bytes | +67 bytes (+0.19%) | – |
2 | 34632 bytes | +87 bytes (+0.25%) | +20 bytes |
3 | 34655 bytes | +110 bytes (+0.32%) | +43 bytes |
4 | 34693 bytes | +148 bytes (+0.43%) | +81 bytes |
5 | 34714 bytes | +169 bytes (+0.49%) | +102 bytes |
6 | 34756 bytes | +211 bytes (+0.61%) | +144 bytes |
7 | 34768 bytes | +223 bytes (+0.65%) | +156 bytes |
8 | 34772 bytes | +227 bytes (+0.66%) | +160 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 25519 bytes | -9026 bytes (-26.13%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 26781 bytes | -7764 bytes (-22.48%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 30541 bytes | -4004 bytes (-11.59%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 30646 bytes | -3899 bytes (-11.29%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 30868 bytes | -3677 bytes (-10.64%) |
LZMA2 (Wikipedia) | xz | xz -9 | 31764 bytes | -2781 bytes (-8.05%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 32770 bytes | -1775 bytes (-5.14%) |