Boot |
54435 bytes (53.2k)
|
CDN |
Baidu |
47502 bytes (46.4k)
|
CDN |
cdnjs |
47491 bytes (46.4k)
|
CDN |
gzip -6 (default) |
47171 bytes (46.1k)
|
local copy |
unpkg |
47074 bytes (46.0k)
|
CDN |
gzip -9 |
46996 bytes (45.9k)
|
local copy |
zultra |
45484 bytes (44.4k)
|
local copy |
7zip -mx=9 -tgzip |
45461 bytes (44.4k)
|
local copy |
libdeflate -12 |
45439 bytes (44.4k)
|
local copy |
kzip -s0 -rn -b7 |
45350 bytes (44.3k)
|
local copy |
pigz -11 -n |
45275 bytes (44.2k)
|
local copy |
Zopfli |
45158 bytes (44.1k)
|
local copy |
Zopfli (defluff) |
45155 bytes (44.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 25 | --bsr25 |
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 | 54435 bytes | 6a298fe596d6b91ea600bf0106c245a7 | (invalid) |
cdnjs | 47491 bytes | 6a298fe596d6b91ea600bf0106c245a7 | (invalid) |
unpkg | 47074 bytes | 6a298fe596d6b91ea600bf0106c245a7 | July 11, 2016 @ 16:32 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 47502 bytes | 78f41cb4edbb722264cbe39a5fca40d8 | only whitespaces differ | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
45158 bytes | -4 bytes | zopfli --i100000 --mls4 --bsr25 --lazy --ohh | December 21, 2015 @ 13:40 |
45162 bytes | -3 bytes | zopfli --i10000 --mls4 --bsr25 --lazy --ohh | September 23, 2015 @ 18:21 |
45165 bytes | -9 bytes | zopfli --i1000 --mls4 --bsr25 --lazy --ohh | September 23, 2015 @ 17:12 |
45174 bytes | – | zopfli --i100 --mls4 --bsr25 --lazy --ohh | September 22, 2015 @ 10:28 |
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 | 45360 | 45357 | 45357 | 45358 | 45347 | 45369 | 45361 | 45365 | 45349 | 45347 | 45347 | 45354 | 45361 | 45359 | 45365 |
4 | 45272 | 45272 | 45276 | 45257 | 45260 | 45346 | 45223 | 45351 | 45369 | 45202 | 45257 | 45347 | 45366 | 45362 | 45361 |
6 | 45287 | 45268 | 45261 | 45208 | 45278 | 45182 | 45226 | 45239 | 45247 | 45179 | 45216 | 45193 | 45367 | 45357 | 45355 |
7 | 45351 | 45249 | 45356 | 45350 | 45228 | 45295 | 45211 | 45300 | 45184 | 45270 | 45226 | 45340 | 45372 | 45368 | 45365 |
8 | 45248 | 45291 | 45232 | 45249 | 45225 | 45194 | 45212 | 45221 | 45203 | 45186 | 45225 | 45247 | 45363 | 45364 | 45348 |
9 | 45274 | 45266 | 45353 | 45228 | 45223 | 45297 | 45184 | 45297 | 45317 | 45194 | 45243 | 45192 | 45356 | 45363 | 45364 |
10 | 45216 | 45198 | 45348 | 45187 | 45233 | 45228 | 45215 | 45292 | 45323 | 45322 | 45254 | 45191 | 45365 | 45367 | 45364 |
11 | 45343 | 45297 | 45239 | 45257 | 45242 | 45227 | 45208 | 45302 | 45188 | 45220 | 45219 | 45183 | 45368 | 45357 | 45226 |
12 | 45270 | 45351 | 45223 | 45240 | 45220 | 45235 | 45241 | 45219 | 45189 | 45173 | 45198 | 45202 | 45368 | 45352 | 45363 |
13 | 45304 | 45300 | 45274 | 45278 | 45241 | 45236 | 45225 | 45225 | 45186 | 45186 | 45206 | 45365 | 45367 | 45355 | 45364 |
14 | 45246 | 45279 | 45253 | 45255 | 45263 | 45307 | 45222 | 45300 | 45318 | 45186 | 45200 | 45201 | 45356 | 45355 | 45348 |
15 | 45219 | 45212 | 45227 | 45257 | 45231 | 45289 | 45235 | 45298 | 45317 | 45184 | 45197 | 45322 | 45368 | 45365 | 45355 |
16 | 45345 | 45282 | 45242 | 45274 | 45341 | 45175 | 45189 | 45298 | 45317 | 45188 | 45225 | 45360 | 45346 | 45356 | 45366 |
17 | 45216 | 45289 | 45363 | 45246 | 45233 | 45345 | 45289 | 45223 | 45357 | 45183 | 45244 | 45356 | 45354 | 45363 | 45340 |
18 | 45343 | 45293 | 45262 | 45237 | 45255 | 45340 | 45176 | 45343 | 45357 | 45177 | 45240 | 45191 | 45356 | 45366 | 45363 |
19 | 45290 | 45279 | 45223 | 45232 | 45235 | 45312 | 45221 | 45344 | 45357 | 45191 | 45238 | 45195 | 45357 | 45348 | 45347 |
20 | 45216 | 45225 | 45340 | 45248 | 45215 | 45310 | 45248 | 45305 | 45317 | 45186 | 45242 | 45318 | 45355 | 45363 | 45363 |
21 | 45247 | 45307 | 45264 | 45244 | 45251 | 45299 | 45182 | 45295 | 45319 | 45186 | 45254 | 45185 | 45343 | 45362 | 45363 |
22 | 45252 | 45309 | 45234 | 45333 | 45247 | 45293 | 45224 | 45300 | 45318 | 45210 | 45340 | 45366 | 45353 | 45356 | 45363 |
23 | 45345 | 45302 | 45256 | 45244 | 45254 | 45216 | 45223 | 45301 | 45245 | 45193 | 45214 | 45187 | 45367 | 45355 | 45339 |
25 | 45227 | 45158 | 45262 | 45247 | 45234 | 45178 | 45235 | 45295 | 45317 | 45180 | 45240 | 45319 | 45355 | 45340 | 45340 |
30 | 45221 | 45258 | 45265 | 45247 | 45233 | 45308 | 45187 | 45301 | 45317 | 45189 | 45236 | 45318 | 45362 | 45362 | 45353 |
40 | 45347 | 45348 | 45348 | 45240 | 45256 | 45312 | 45222 | 45313 | 45318 | 45179 | 45212 | 45319 | 45354 | 45363 | 45339 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 45174 bytes | – | 100% |
1,000 | 45165 bytes | -9 bytes | 100% |
10,000 | 45162 bytes | -3 bytes | 100% |
100,000 | 45158 bytes | -4 bytes | 0.29% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 45384 bytes | +226 bytes (+0.50%) | +34 bytes |
1 | 45391 bytes | +233 bytes (+0.52%) | +41 bytes |
2 | 45385 bytes | +227 bytes (+0.50%) | +35 bytes |
3 | 45388 bytes | +230 bytes (+0.51%) | +38 bytes |
4 | 45425 bytes | +267 bytes (+0.59%) | +75 bytes |
5 | 45433 bytes | +275 bytes (+0.61%) | +83 bytes |
6 | 45404 bytes | +246 bytes (+0.54%) | +54 bytes |
7 | 45350 bytes | +192 bytes (+0.43%) | – |
8 | 45356 bytes | +198 bytes (+0.44%) | +6 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 36269 bytes | -8889 bytes (-19.68%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 38378 bytes | -6780 bytes (-15.01%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 38887 bytes | -6271 bytes (-13.89%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 40883 bytes | -4275 bytes (-9.47%) |
LZMA2 (Wikipedia) | xz | xz -9 | 41628 bytes | -3530 bytes (-7.82%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 43434 bytes | -1724 bytes (-3.82%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 43581 bytes | -1577 bytes (-3.49%) |