Boot |
32211 bytes (31.5k)
|
CDN |
Baidu |
28607 bytes (27.9k)
|
CDN |
cdnjs |
28529 bytes (27.9k)
|
CDN |
gzip -6 (default) |
28384 bytes (27.7k)
|
local copy |
gzip -9 |
28322 bytes (27.7k)
|
local copy |
libdeflate -12 |
27468 bytes (26.8k)
|
local copy |
7zip -mx=9 -tgzip |
27460 bytes (26.8k)
|
local copy |
kzip -s0 -rn -b1 |
27421 bytes (26.8k)
|
local copy |
zultra |
27406 bytes (26.8k)
|
local copy |
pigz -11 -n |
27387 bytes (26.7k)
|
local copy |
Zopfli |
27375 bytes (26.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 512 | --mls512 |
block splitting recursion | 9 | --bsr9 |
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 | 32211 bytes | fa24c1445f1b9adbeb5049167b23f8f6 | March 18, 2015 @ 10:01 |
cdnjs | 28529 bytes | fa24c1445f1b9adbeb5049167b23f8f6 | January 24, 2014 @ 03:45 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 28607 bytes | 8b3ded08444084fab06a34c8676c532e | only whitespaces differ | June 5, 2014 @ 10:05 |
Size | Improvement | Parameters | Found |
---|---|---|---|
27375 bytes | -1 byte | zopfli --i100000 --mls512 --bsr9 --lazy --ohh | November 26, 2015 @ 14:27 |
27376 bytes | -2 bytes | zopfli --i10000 --mls512 --bsr9 --lazy --ohh | September 10, 2015 @ 10:08 |
27378 bytes | -3 bytes | zopfli --i1000 --mls512 --bsr9 --lazy --ohh | September 7, 2015 @ 22:39 |
27381 bytes | – | zopfli --i100 --mls512 --bsr9 --lazy --ohh | September 7, 2015 @ 16:16 |
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 | 27386 | 27387 | 27387 | 27387 | 27388 | 27387 | 27387 | 27387 | 27389 | 27391 | 27392 | 27392 | 27390 | 27388 | 27387 |
4 | 27378 | 27379 | 27378 | 27378 | 27377 | 27386 | 27384 | 27383 | 27383 | 27383 | 27383 | 27382 | 27385 | 27388 | 27386 |
6 | 27385 | 27384 | 27377 | 27377 | 27385 | 27378 | 27384 | 27383 | 27383 | 27384 | 27383 | 27385 | 27388 | 27389 | 27387 |
7 | 27384 | 27381 | 27383 | 27383 | 27384 | 27384 | 27384 | 27383 | 27375 | 27383 | 27382 | 27377 | 27384 | 27390 | 27389 |
8 | 27383 | 27383 | 27383 | 27383 | 27377 | 27383 | 27384 | 27384 | 27383 | 27383 | 27381 | 27381 | 27384 | 27384 | 27384 |
9 | 27377 | 27378 | 27375 | 27377 | 27377 | 27383 | 27385 | 27375 | 27375 | 27383 | 27384 | 27383 | 27384 | 27388 | 27386 |
10 | 27378 | 27378 | 27375 | 27377 | 27378 | 27377 | 27377 | 27375 | 27383 | 27384 | 27379 | 27384 | 27388 | 27390 | 27384 |
11 | 27382 | 27377 | 27377 | 27377 | 27377 | 27377 | 27377 | 27378 | 27375 | 27383 | 27383 | 27383 | 27383 | 27388 | 27384 |
12 | 27385 | 27379 | 27384 | 27384 | 27384 | 27383 | 27384 | 27384 | 27383 | 27383 | 27383 | 27383 | 27387 | 27388 | 27390 |
13 | 27383 | 27375 | 27377 | 27375 | 27377 | 27377 | 27383 | 27375 | 27383 | 27384 | 27381 | 27383 | 27389 | 27387 | 27384 |
14 | 27383 | 27377 | 27384 | 27375 | 27377 | 27384 | 27383 | 27377 | 27383 | 27384 | 27383 | 27379 | 27384 | 27388 | 27390 |
15 | 27384 | 27378 | 27377 | 27377 | 27384 | 27384 | 27383 | 27377 | 27383 | 27384 | 27375 | 27379 | 27387 | 27388 | 27390 |
16 | 27383 | 27377 | 27383 | 27377 | 27377 | 27378 | 27377 | 27375 | 27388 | 27383 | 27383 | 27384 | 27387 | 27387 | 27389 |
17 | 27382 | 27378 | 27383 | 27377 | 27375 | 27377 | 27383 | 27384 | 27375 | 27376 | 27382 | 27384 | 27383 | 27388 | 27388 |
18 | 27380 | 27378 | 27383 | 27377 | 27377 | 27383 | 27377 | 27377 | 27375 | 27382 | 27383 | 27383 | 27383 | 27387 | 27387 |
19 | 27375 | 27377 | 27383 | 27375 | 27384 | 27383 | 27383 | 27375 | 27377 | 27375 | 27384 | 27381 | 27385 | 27388 | 27387 |
20 | 27384 | 27375 | 27383 | 27377 | 27384 | 27384 | 27383 | 27377 | 27377 | 27383 | 27382 | 27382 | 27387 | 27389 | 27384 |
21 | 27375 | 27383 | 27383 | 27377 | 27384 | 27375 | 27384 | 27384 | 27377 | 27375 | 27384 | 27383 | 27386 | 27387 | 27387 |
22 | 27375 | 27377 | 27384 | 27377 | 27377 | 27384 | 27384 | 27377 | 27375 | 27383 | 27381 | 27385 | 27384 | 27390 | 27389 |
23 | 27383 | 27377 | 27383 | 27377 | 27377 | 27375 | 27377 | 27377 | 27376 | 27384 | 27382 | 27384 | 27387 | 27388 | 27383 |
25 | 27384 | 27378 | 27383 | 27384 | 27384 | 27383 | 27384 | 27383 | 27383 | 27376 | 27382 | 27383 | 27387 | 27387 | 27389 |
30 | 27384 | 27377 | 27383 | 27377 | 27377 | 27375 | 27377 | 27377 | 27377 | 27384 | 27383 | 27384 | 27377 | 27388 | 27384 |
40 | 27384 | 27377 | 27383 | 27383 | 27384 | 27375 | 27383 | 27384 | 27375 | 27375 | 27382 | 27384 | 27384 | 27388 | 27389 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 27380 bytes | – | 100% |
1,000 | 27377 bytes | -3 bytes | 100% |
10,000 | 27376 bytes | -1 byte | 100% |
100,000 | 27375 bytes | -1 byte | 9.86% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 27421 bytes | +46 bytes (+0.17%) | – |
1 | 27421 bytes | +46 bytes (+0.17%) | – |
2 | 27433 bytes | +58 bytes (+0.21%) | +12 bytes |
3 | 27453 bytes | +78 bytes (+0.28%) | +32 bytes |
4 | 27483 bytes | +108 bytes (+0.39%) | +62 bytes |
5 | 27479 bytes | +104 bytes (+0.38%) | +58 bytes |
6 | 27522 bytes | +147 bytes (+0.54%) | +101 bytes |
7 | 27560 bytes | +185 bytes (+0.68%) | +139 bytes |
8 | 27576 bytes | +201 bytes (+0.73%) | +155 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23039 bytes | -4336 bytes (-15.84%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 23518 bytes | -3857 bytes (-14.09%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 24310 bytes | -3065 bytes (-11.20%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 25267 bytes | -2108 bytes (-7.70%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 26150 bytes | -1225 bytes (-4.47%) |
LZMA2 (Wikipedia) | xz | xz -9 | 26468 bytes | -907 bytes (-3.31%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 27084 bytes | -291 bytes (-1.06%) |