Boot |
35892 bytes (35.1k)
|
CDN |
cdnjs |
31550 bytes (30.8k)
|
CDN |
gzip -6 (default) |
31361 bytes (30.6k)
|
local copy |
unpkg |
31315 bytes (30.6k)
|
CDN |
gzip -9 |
31302 bytes (30.6k)
|
local copy |
libdeflate -12 |
30324 bytes (29.6k)
|
local copy |
7zip -mx=9 -tgzip |
30281 bytes (29.6k)
|
local copy |
kzip -s0 -rn -b3 |
30280 bytes (29.6k)
|
local copy |
pigz -11 -n |
30231 bytes (29.5k)
|
local copy |
zultra |
30220 bytes (29.5k)
|
local copy |
Zopfli |
30174 bytes (29.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 20 | --bsr20 |
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 | 35892 bytes | 6744973f2e5551ce30d819acb344c600 | November 14, 2017 @ 18:15 |
cdnjs | 31550 bytes | 6744973f2e5551ce30d819acb344c600 | (invalid) |
unpkg | 31315 bytes | 6744973f2e5551ce30d819acb344c600 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
30174 bytes | -2 bytes | zopfli --i1000000 --mls4 --bsr20 --lazy --ohh | November 6, 2017 @ 21:05 |
30176 bytes | -3 bytes | zopfli --i100000 --mls4 --bsr20 --lazy --ohh | November 6, 2017 @ 15:39 |
30179 bytes | -2 bytes | zopfli --i10000 --mls4 --bsr20 --lazy --ohh | November 6, 2017 @ 15:06 |
30181 bytes | -4 bytes | zopfli --i1000 --mls4 --bsr20 --lazy --ohh | November 6, 2017 @ 14:15 |
30185 bytes | – | zopfli --i100 --mls4 --bsr20 --lazy --ohh | November 6, 2017 @ 13:34 |
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 | 30222 | 30224 | 30208 | 30229 | 30230 | 30212 | 30228 | 30230 | 30238 | 30212 | 30229 | 30206 | 30206 | 30213 | 30201 |
4 | 30203 | 30204 | 30207 | 30205 | 30213 | 30205 | 30232 | 30209 | 30233 | 30202 | 30204 | 30231 | 30203 | 30212 | 30213 |
6 | 30206 | 30205 | 30205 | 30205 | 30203 | 30218 | 30200 | 30208 | 30201 | 30209 | 30201 | 30207 | 30209 | 30201 | 30211 |
7 | 30205 | 30202 | 30203 | 30202 | 30205 | 30206 | 30200 | 30201 | 30199 | 30201 | 30202 | 30202 | 30205 | 30206 | 30204 |
8 | 30210 | 30226 | 30226 | 30225 | 30216 | 30204 | 30201 | 30202 | 30201 | 30203 | 30201 | 30208 | 30205 | 30227 | 30206 |
9 | 30231 | 30228 | 30228 | 30227 | 30205 | 30203 | 30209 | 30206 | 30203 | 30200 | 30202 | 30206 | 30203 | 30205 | 30205 |
10 | 30206 | 30207 | 30207 | 30209 | 30208 | 30206 | 30200 | 30207 | 30201 | 30204 | 30202 | 30198 | 30199 | 30206 | 30208 |
11 | 30205 | 30206 | 30209 | 30202 | 30203 | 30204 | 30199 | 30210 | 30202 | 30202 | 30204 | 30207 | 30208 | 30207 | 30205 |
12 | 30191 | 30204 | 30206 | 30206 | 30204 | 30207 | 30204 | 30202 | 30201 | 30203 | 30201 | 30202 | 30201 | 30206 | 30207 |
13 | 30204 | 30203 | 30205 | 30205 | 30205 | 30206 | 30199 | 30206 | 30202 | 30202 | 30201 | 30227 | 30205 | 30206 | 30219 |
14 | 30203 | 30204 | 30195 | 30205 | 30205 | 30206 | 30199 | 30206 | 30201 | 30200 | 30200 | 30206 | 30205 | 30204 | 30206 |
15 | 30205 | 30180 | 30203 | 30202 | 30204 | 30205 | 30199 | 30202 | 30200 | 30200 | 30202 | 30202 | 30206 | 30206 | 30206 |
16 | 30206 | 30203 | 30207 | 30206 | 30204 | 30206 | 30202 | 30204 | 30227 | 30202 | 30202 | 30206 | 30203 | 30207 | 30210 |
17 | 30201 | 30203 | 30204 | 30205 | 30204 | 30208 | 30205 | 30203 | 30201 | 30200 | 30204 | 30207 | 30204 | 30204 | 30206 |
18 | 30224 | 30224 | 30227 | 30225 | 30204 | 30206 | 30207 | 30218 | 30203 | 30203 | 30216 | 30201 | 30200 | 30205 | 30206 |
19 | 30225 | 30223 | 30224 | 30206 | 30204 | 30207 | 30202 | 30203 | 30205 | 30200 | 30202 | 30202 | 30204 | 30202 | 30219 |
20 | 30210 | 30174 | 30203 | 30206 | 30204 | 30208 | 30204 | 30206 | 30201 | 30203 | 30202 | 30206 | 30204 | 30205 | 30205 |
21 | 30203 | 30203 | 30203 | 30204 | 30204 | 30202 | 30199 | 30207 | 30203 | 30200 | 30200 | 30207 | 30205 | 30204 | 30204 |
22 | 30205 | 30205 | 30206 | 30205 | 30206 | 30204 | 30199 | 30202 | 30205 | 30202 | 30200 | 30207 | 30205 | 30205 | 30205 |
23 | 30204 | 30206 | 30205 | 30206 | 30204 | 30203 | 30200 | 30210 | 30202 | 30200 | 30201 | 30207 | 30207 | 30205 | 30207 |
25 | 30205 | 30205 | 30204 | 30206 | 30205 | 30206 | 30202 | 30232 | 30202 | 30203 | 30200 | 30208 | 30234 | 30206 | 30207 |
30 | 30211 | 30223 | 30203 | 30204 | 30206 | 30207 | 30205 | 30203 | 30202 | 30203 | 30202 | 30207 | 30206 | 30206 | 30206 |
40 | 30201 | 30203 | 30204 | 30206 | 30205 | 30205 | 30204 | 30203 | 30201 | 30201 | 30201 | 30208 | 30207 | 30206 | 30204 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 30185 bytes | – | 100% |
1,000 | 30181 bytes | -4 bytes | 100% |
10,000 | 30179 bytes | -2 bytes | 100% |
100,000 | 30176 bytes | -3 bytes | 0.58% |
1,000,000 | 30174 bytes | -2 bytes | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 30286 bytes | +112 bytes (+0.37%) | +6 bytes |
1 | 30286 bytes | +112 bytes (+0.37%) | +6 bytes |
2 | 30303 bytes | +129 bytes (+0.43%) | +23 bytes |
3 | 30280 bytes | +106 bytes (+0.35%) | – |
4 | 30301 bytes | +127 bytes (+0.42%) | +21 bytes |
5 | 30333 bytes | +159 bytes (+0.53%) | +53 bytes |
6 | 30365 bytes | +191 bytes (+0.63%) | +85 bytes |
7 | 30399 bytes | +225 bytes (+0.75%) | +119 bytes |
8 | 30418 bytes | +244 bytes (+0.81%) | +138 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 24717 bytes | -5457 bytes (-18.09%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25562 bytes | -4612 bytes (-15.28%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26612 bytes | -3562 bytes (-11.80%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 28101 bytes | -2073 bytes (-6.87%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28659 bytes | -1515 bytes (-5.02%) |
LZMA2 (Wikipedia) | xz | xz -9 | 28864 bytes | -1310 bytes (-4.34%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 29624 bytes | -550 bytes (-1.82%) |