Boot |
54420 bytes (53.1k)
|
CDN |
Baidu |
47481 bytes (46.4k)
|
CDN |
cdnjs |
47470 bytes (46.4k)
|
CDN |
gzip -6 (default) |
47142 bytes (46.0k)
|
local copy |
unpkg |
47064 bytes (46.0k)
|
CDN |
gzip -9 |
46973 bytes (45.9k)
|
local copy |
zultra |
45485 bytes (44.4k)
|
local copy |
7zip -mx=9 -tgzip |
45466 bytes (44.4k)
|
local copy |
libdeflate -12 |
45422 bytes (44.4k)
|
local copy |
kzip -s0 -rn -b7 |
45349 bytes (44.3k)
|
local copy |
pigz -11 -n |
45275 bytes (44.2k)
|
local copy |
Zopfli |
45160 bytes (44.1k)
|
local copy |
Zopfli (defluff) |
45158 bytes (44.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4096 | --mls4096 |
block splitting recursion | 21 | --bsr21 |
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 | 54420 bytes | f71db8685e4d9f9d54d4a4d1dba2f12e | (invalid) |
cdnjs | 47470 bytes | f71db8685e4d9f9d54d4a4d1dba2f12e | (invalid) |
unpkg | 47064 bytes | f71db8685e4d9f9d54d4a4d1dba2f12e | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 47481 bytes | db32214162e235817e2af2642a3da2bd | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
45160 bytes | -4 bytes | zopfli --i100000 --mls4096 --bsr21 --lazy --ohh | December 21, 2015 @ 14:03 |
45164 bytes | -6 bytes | zopfli --i10000 --mls4096 --bsr21 --lazy --ohh | September 23, 2015 @ 17:38 |
45170 bytes | -3 bytes | zopfli --i1000 --mls4096 --bsr21 --lazy --ohh | September 23, 2015 @ 16:40 |
45173 bytes | -3 bytes | zopfli --i1000 --mls2048 --bsr12 --lazy --ohh | September 20, 2015 @ 09:06 |
45176 bytes | -8 bytes | zopfli --i1000 --mls128 --bsr14 --lazy --ohh | September 20, 2015 @ 08:39 |
45184 bytes | – | zopfli --i100 --mls4096 --bsr11 --lazy --ohh | September 18, 2015 @ 20:56 |
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 | 45354 | 45348 | 45349 | 45348 | 45347 | 45362 | 45315 | 45368 | 45344 | 45345 | 45340 | 45363 | 45371 | 45363 | 45343 |
4 | 45270 | 45273 | 45257 | 45274 | 45262 | 45227 | 45272 | 45356 | 45197 | 45190 | 45252 | 45193 | 45356 | 45373 | 45322 |
6 | 45275 | 45240 | 45259 | 45243 | 45266 | 45221 | 45185 | 45202 | 45222 | 45216 | 45176 | 45292 | 45372 | 45372 | 45359 |
7 | 45211 | 45357 | 45274 | 45249 | 45258 | 45189 | 45230 | 45320 | 45226 | 45210 | 45213 | 45350 | 45372 | 45370 | 45363 |
8 | 45226 | 45229 | 45230 | 45276 | 45231 | 45196 | 45213 | 45217 | 45203 | 45236 | 45208 | 45352 | 45374 | 45368 | 45374 |
9 | 45226 | 45249 | 45229 | 45242 | 45242 | 45245 | 45191 | 45324 | 45195 | 45196 | 45191 | 45353 | 45370 | 45365 | 45367 |
10 | 45356 | 45215 | 45344 | 45251 | 45220 | 45184 | 45217 | 45235 | 45346 | 45306 | 45253 | 45303 | 45374 | 45372 | 45374 |
11 | 45336 | 45259 | 45249 | 45248 | 45251 | 45248 | 45228 | 45284 | 45192 | 45227 | 45202 | 45169 | 45374 | 45373 | 45371 |
12 | 45204 | 45227 | 45261 | 45250 | 45257 | 45210 | 45219 | 45249 | 45197 | 45217 | 45170 | 45352 | 45378 | 45365 | 45374 |
13 | 45205 | 45245 | 45255 | 45255 | 45231 | 45356 | 45218 | 45250 | 45187 | 45189 | 45267 | 45192 | 45374 | 45343 | 45373 |
14 | 45220 | 45256 | 45230 | 45246 | 45243 | 45232 | 45172 | 45218 | 45186 | 45213 | 45194 | 45353 | 45350 | 45373 | 45351 |
15 | 45235 | 45248 | 45265 | 45249 | 45196 | 45227 | 45246 | 45237 | 45191 | 45194 | 45313 | 45302 | 45373 | 45371 | 45363 |
16 | 45257 | 45211 | 45222 | 45257 | 45228 | 45229 | 45228 | 45315 | 45309 | 45325 | 45176 | 45358 | 45372 | 45366 | 45375 |
17 | 45210 | 45224 | 45249 | 45286 | 45247 | 45210 | 45234 | 45350 | 45367 | 45202 | 45196 | 45346 | 45371 | 45362 | 45374 |
18 | 45334 | 45224 | 45263 | 45246 | 45255 | 45220 | 45229 | 45248 | 45366 | 45194 | 45283 | 45358 | 45373 | 45374 | 45212 |
19 | 45253 | 45222 | 45254 | 45270 | 45293 | 45343 | 45215 | 45227 | 45367 | 45194 | 45242 | 45349 | 45367 | 45364 | 45374 |
20 | 45237 | 45352 | 45227 | 45247 | 45206 | 45223 | 45229 | 45324 | 45188 | 45218 | 45246 | 45319 | 45366 | 45366 | 45374 |
21 | 45241 | 45273 | 45249 | 45238 | 45256 | 45221 | 45217 | 45203 | 45325 | 45199 | 45196 | 45160 | 45360 | 45366 | 45374 |
22 | 45214 | 45253 | 45211 | 45261 | 45195 | 45216 | 45269 | 45216 | 45324 | 45186 | 45231 | 45350 | 45362 | 45373 | 45373 |
23 | 45341 | 45336 | 45337 | 45251 | 45256 | 45227 | 45265 | 45221 | 45263 | 45213 | 45237 | 45187 | 45374 | 45370 | 45372 |
25 | 45169 | 45332 | 45269 | 45252 | 45193 | 45178 | 45216 | 45228 | 45187 | 45198 | 45214 | 45299 | 45375 | 45340 | 45374 |
30 | 45215 | 45347 | 45212 | 45216 | 45196 | 45213 | 45254 | 45213 | 45366 | 45189 | 45226 | 45350 | 45363 | 45373 | 45373 |
40 | 45233 | 45300 | 45249 | 45247 | 45253 | 45197 | 45244 | 45291 | 45185 | 45250 | 45211 | 45171 | 45374 | 45364 | 45376 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 45177 bytes | – | 100% |
1,000 | 45170 bytes | -7 bytes | 100% |
10,000 | 45164 bytes | -6 bytes | 100% |
100,000 | 45160 bytes | -4 bytes | 0.29% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 45386 bytes | +226 bytes (+0.50%) | +37 bytes |
1 | 45393 bytes | +233 bytes (+0.52%) | +44 bytes |
2 | 45387 bytes | +227 bytes (+0.50%) | +38 bytes |
3 | 45390 bytes | +230 bytes (+0.51%) | +41 bytes |
4 | 45422 bytes | +262 bytes (+0.58%) | +73 bytes |
5 | 45426 bytes | +266 bytes (+0.59%) | +77 bytes |
6 | 45405 bytes | +245 bytes (+0.54%) | +56 bytes |
7 | 45349 bytes | +189 bytes (+0.42%) | – |
8 | 45356 bytes | +196 bytes (+0.43%) | +7 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 36291 bytes | -8869 bytes (-19.64%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 38353 bytes | -6807 bytes (-15.07%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 38825 bytes | -6335 bytes (-14.03%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 40857 bytes | -4303 bytes (-9.53%) |
LZMA2 (Wikipedia) | xz | xz -9 | 41592 bytes | -3568 bytes (-7.90%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 43389 bytes | -1771 bytes (-3.92%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 43550 bytes | -1610 bytes (-3.57%) |