Boot |
4255 bytes (4.2k)
|
CDN |
gzip -6 (default) |
3820 bytes (3.7k)
|
local copy |
gzip -9 |
3816 bytes (3.7k)
|
local copy |
cdnjs |
3815 bytes (3.7k)
|
CDN |
unpkg |
3792 bytes (3.7k)
|
CDN |
libdeflate -12 |
3716 bytes (3.6k)
|
local copy |
zultra |
3714 bytes (3.6k)
|
local copy |
7zip -mx=9 -tgzip |
3710 bytes (3.6k)
|
local copy |
pigz -11 -n |
3709 bytes (3.6k)
|
local copy |
kzip -s0 -rn -b1 |
3708 bytes (3.6k)
|
local copy |
Zopfli |
3707 bytes (3.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 10000 | --i10000 |
maximum blocks | 8 | --mb8 |
maximum length score | 512 | --mls512 |
block splitting recursion | 2 | --bsr2 |
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 | 4255 bytes | 2b86430594cc9ce4439fd2e9fc8baa56 | (invalid) |
cdnjs | 3815 bytes | 2b86430594cc9ce4439fd2e9fc8baa56 | (invalid) |
unpkg | 3792 bytes | 2b86430594cc9ce4439fd2e9fc8baa56 | July 11, 2016 @ 16:18 |
Size | Improvement | Parameters | Found |
---|---|---|---|
3707 bytes | -1 byte | zopfli --i10000 --mls512 --bsr2 --lazy --ohh | September 8, 2015 @ 14:15 |
3708 bytes | – | zopfli --i100 --mls2048 --bsr2 --lazy --ohh | September 8, 2015 @ 11:32 |
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 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
4 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
6 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
7 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
8 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
9 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
10 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
11 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
12 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
13 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
14 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
15 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
16 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
17 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
18 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
19 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
20 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
21 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
22 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
23 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
25 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
30 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
40 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3707 | 3708 | 3708 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 3708 bytes | – | 100% |
1,000 | 3708 bytes | – | 100% |
10,000 | 3707 bytes | -1 byte | 100% |
100,000 | 3707 bytes | – | 86.67% |
1,000,000 | 3707 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 3708 bytes | +1 byte (+0.03%) | – |
1 | 3708 bytes | +1 byte (+0.03%) | – |
2 | 3733 bytes | +26 bytes (+0.70%) | +25 bytes |
3 | 3772 bytes | +65 bytes (+1.75%) | +64 bytes |
4 | 3786 bytes | +79 bytes (+2.13%) | +78 bytes |
5 | 3815 bytes | +108 bytes (+2.91%) | +107 bytes |
6 | 3853 bytes | +146 bytes (+3.94%) | +145 bytes |
7 | 3891 bytes | +184 bytes (+4.96%) | +183 bytes |
8 | 3926 bytes | +219 bytes (+5.91%) | +218 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 3316 bytes | -391 bytes (-10.55%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 3345 bytes | -362 bytes (-9.77%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 3732 bytes | +25 bytes (+0.67%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 3767 bytes | +60 bytes (+1.62%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 3779 bytes | +72 bytes (+1.94%) |
LZMA2 (Wikipedia) | xz | xz -9 | 3788 bytes | +81 bytes (+2.19%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 4155 bytes | +448 bytes (+12.09%) |