Boot |
5140 bytes (5.0k)
|
CDN |
gzip -6 (default) |
4643 bytes (4.5k)
|
local copy |
Baidu |
4637 bytes (4.5k)
|
CDN |
cdnjs |
4635 bytes (4.5k)
|
CDN |
gzip -9 |
4626 bytes (4.5k)
|
local copy |
unpkg |
4615 bytes (4.5k)
|
CDN |
zultra |
4509 bytes (4.4k)
|
local copy |
7zip -mx=9 -tgzip |
4506 bytes (4.4k)
|
local copy |
libdeflate -12 |
4502 bytes (4.4k)
|
local copy |
kzip -s0 -rn -b0 |
4499 bytes (4.4k)
|
local copy |
pigz -11 -n |
4494 bytes (4.4k)
|
local copy |
Zopfli |
4488 bytes (4.4k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 512 | --mls512 |
block splitting recursion | 10 | --bsr10 |
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 | 5140 bytes | 51b45e9de2a9359e0d17e94e671e829a | (invalid) |
cdnjs | 4635 bytes | 51b45e9de2a9359e0d17e94e671e829a | (invalid) |
unpkg | 4615 bytes | 51b45e9de2a9359e0d17e94e671e829a | July 11, 2016 @ 16:49 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 4637 bytes | 50117e8f4bc2072dff5dab939bd3269e | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
4488 bytes | -1 byte | zopfli --i100000 --mls512 --bsr10 --lazy --ohh | February 12, 2019 @ 22:39 |
4489 bytes | -1 byte | zopfli --i10000 --mls512 --bsr9 --lazy --ohh | September 8, 2015 @ 14:47 |
4490 bytes | -1 byte | zopfli --i1000 --mls512 --bsr9 --lazy --ohh | September 8, 2015 @ 10:52 |
4491 bytes | – | zopfli --i100 --mls8192 --bsr4 --lazy --ohh | September 8, 2015 @ 10:33 |
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 | 4497 | 4497 | 4491 | 4490 | 4491 | 4490 | 4498 | 4491 | 4490 | 4491 | 4497 | 4493 | 4491 | 4492 | 4492 |
4 | 4495 | 4495 | 4496 | 4495 | 4494 | 4495 | 4493 | 4491 | 4494 | 4492 | 4493 | 4490 | 4488 | 4491 | 4491 |
6 | 4494 | 4494 | 4495 | 4493 | 4494 | 4491 | 4491 | 4491 | 4493 | 4491 | 4492 | 4490 | 4489 | 4491 | 4491 |
7 | 4490 | 4490 | 4494 | 4493 | 4493 | 4493 | 4493 | 4490 | 4491 | 4491 | 4493 | 4491 | 4497 | 4491 | 4491 |
8 | 4491 | 4491 | 4491 | 4489 | 4491 | 4495 | 4495 | 4490 | 4489 | 4492 | 4491 | 4488 | 4491 | 4492 | 4492 |
9 | 4495 | 4495 | 4495 | 4495 | 4493 | 4491 | 4494 | 4488 | 4489 | 4489 | 4491 | 4490 | 4490 | 4491 | 4491 |
10 | 4495 | 4495 | 4490 | 4489 | 4491 | 4490 | 4493 | 4490 | 4488 | 4491 | 4493 | 4490 | 4490 | 4490 | 4490 |
11 | 4490 | 4490 | 4499 | 4491 | 4491 | 4493 | 4493 | 4490 | 4490 | 4489 | 4493 | 4490 | 4488 | 4490 | 4490 |
12 | 4497 | 4497 | 4490 | 4491 | 4491 | 4491 | 4491 | 4490 | 4491 | 4491 | 4492 | 4489 | 4491 | 4491 | 4491 |
13 | 4497 | 4497 | 4489 | 4491 | 4490 | 4491 | 4493 | 4491 | 4491 | 4492 | 4491 | 4489 | 4489 | 4489 | 4489 |
14 | 4499 | 4499 | 4490 | 4489 | 4494 | 4493 | 4493 | 4488 | 4491 | 4492 | 4491 | 4490 | 4488 | 4491 | 4491 |
15 | 4493 | 4493 | 4491 | 4494 | 4491 | 4492 | 4493 | 4488 | 4489 | 4489 | 4492 | 4490 | 4492 | 4491 | 4491 |
16 | 4493 | 4493 | 4493 | 4489 | 4491 | 4490 | 4494 | 4496 | 4491 | 4491 | 4488 | 4496 | 4491 | 4491 | 4491 |
17 | 4491 | 4491 | 4495 | 4491 | 4491 | 4495 | 4491 | 4490 | 4491 | 4491 | 4490 | 4491 | 4491 | 4490 | 4490 |
18 | 4491 | 4491 | 4490 | 4491 | 4491 | 4491 | 4491 | 4488 | 4489 | 4490 | 4488 | 4490 | 4492 | 4492 | 4492 |
19 | 4495 | 4495 | 4493 | 4493 | 4494 | 4489 | 4493 | 4490 | 4491 | 4491 | 4493 | 4489 | 4492 | 4492 | 4492 |
20 | 4493 | 4493 | 4493 | 4494 | 4494 | 4490 | 4493 | 4490 | 4489 | 4491 | 4493 | 4489 | 4492 | 4491 | 4491 |
21 | 4490 | 4490 | 4491 | 4494 | 4494 | 4491 | 4493 | 4490 | 4491 | 4491 | 4491 | 4490 | 4490 | 4491 | 4491 |
22 | 4490 | 4490 | 4491 | 4489 | 4494 | 4490 | 4491 | 4490 | 4491 | 4491 | 4493 | 4490 | 4492 | 4491 | 4491 |
23 | 4490 | 4490 | 4491 | 4491 | 4491 | 4491 | 4493 | 4492 | 4491 | 4491 | 4488 | 4490 | 4492 | 4490 | 4490 |
25 | 4494 | 4494 | 4494 | 4492 | 4490 | 4490 | 4492 | 4488 | 4491 | 4491 | 4488 | 4489 | 4492 | 4490 | 4490 |
30 | 4493 | 4493 | 4490 | 4491 | 4494 | 4490 | 4493 | 4490 | 4492 | 4492 | 4491 | 4489 | 4491 | 4491 | 4491 |
40 | 4495 | 4495 | 4494 | 4494 | 4490 | 4489 | 4492 | 4488 | 4492 | 4491 | 4492 | 4489 | 4492 | 4491 | 4491 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 4491 bytes | – | 100% |
1,000 | 4490 bytes | -1 byte | 100% |
10,000 | 4489 bytes | -1 byte | 100% |
100,000 | 4488 bytes | -1 byte | 12.17% |
1,000,000 | 4488 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 4499 bytes | +11 bytes (+0.25%) | – |
1 | 4499 bytes | +11 bytes (+0.25%) | – |
2 | 4518 bytes | +30 bytes (+0.67%) | +19 bytes |
3 | 4518 bytes | +30 bytes (+0.67%) | +19 bytes |
4 | 4550 bytes | +62 bytes (+1.38%) | +51 bytes |
5 | 4585 bytes | +97 bytes (+2.16%) | +86 bytes |
6 | 4621 bytes | +133 bytes (+2.96%) | +122 bytes |
7 | 4650 bytes | +162 bytes (+3.61%) | +151 bytes |
8 | 4681 bytes | +193 bytes (+4.30%) | +182 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 4005 bytes | -483 bytes (-10.76%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 4173 bytes | -315 bytes (-7.02%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 4405 bytes | -83 bytes (-1.85%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 4512 bytes | +24 bytes (+0.53%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 4526 bytes | +38 bytes (+0.85%) |
LZMA2 (Wikipedia) | xz | xz -9 | 4580 bytes | +92 bytes (+2.05%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 4857 bytes | +369 bytes (+8.22%) |