Boot |
30100 bytes (29.4k)
|
CDN |
cdnjs |
26415 bytes (25.8k)
|
CDN |
unpkg |
26278 bytes (25.7k)
|
CDN |
gzip -6 (default) |
26270 bytes (25.7k)
|
local copy |
gzip -9 |
26244 bytes (25.6k)
|
local copy |
jsdelivr |
26231 bytes (25.6k)
|
CDN |
kzip -s0 -rn -b1 |
25387 bytes (24.8k)
|
local copy |
7zip -mx=9 -tgzip |
25375 bytes (24.8k)
|
local copy |
libdeflate -12 |
25370 bytes (24.8k)
|
local copy |
zultra |
25355 bytes (24.8k)
|
local copy |
pigz -11 -n |
25329 bytes (24.7k)
|
local copy |
Zopfli |
25281 bytes (24.7k)
|
local copy |
Zopfli (defluff) |
25279 bytes (24.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 512 | --mls512 |
block splitting recursion | 8 | --bsr8 |
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 | 30100 bytes | 7a1e2a9fcf8639f0c545fed6621a484c | (invalid) |
cdnjs | 26415 bytes | 7a1e2a9fcf8639f0c545fed6621a484c | (invalid) |
unpkg | 26278 bytes | 7a1e2a9fcf8639f0c545fed6621a484c | April 4, 2017 @ 10:09 |
jsdelivr | 26231 bytes | 7a1e2a9fcf8639f0c545fed6621a484c | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
25281 bytes | -1 byte | zopfli --i100000 --mls512 --bsr8 --lazy --ohh | April 4, 2017 @ 12:49 |
25282 bytes | -4 bytes | zopfli --i10000 --mls512 --bsr8 --lazy --ohh | April 4, 2017 @ 11:50 |
25286 bytes | -2 bytes | zopfli --i1000 --mls512 --bsr8 --lazy --ohh | April 4, 2017 @ 10:42 |
25288 bytes | – | zopfli --i100 --mls512 --bsr8 --lazy --ohh | April 4, 2017 @ 10:27 |
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 | 25322 | 25319 | 25321 | 25323 | 25330 | 25329 | 25334 | 25310 | 25291 | 25338 | 25338 | 25338 | 25327 | 25330 | 25335 |
4 | 25317 | 25317 | 25325 | 25326 | 25324 | 25331 | 25318 | 25293 | 25322 | 25322 | 25316 | 25339 | 25332 | 25329 | 25331 |
6 | 25318 | 25314 | 25315 | 25325 | 25324 | 25327 | 25318 | 25329 | 25321 | 25327 | 25336 | 25291 | 25337 | 25328 | 25323 |
7 | 25315 | 25314 | 25318 | 25320 | 25317 | 25318 | 25321 | 25320 | 25324 | 25320 | 25338 | 25337 | 25310 | 25322 | 25327 |
8 | 25323 | 25319 | 25287 | 25322 | 25294 | 25320 | 25293 | 25292 | 25281 | 25327 | 25337 | 25314 | 25308 | 25329 | 25330 |
9 | 25319 | 25321 | 25310 | 25321 | 25322 | 25315 | 25326 | 25327 | 25325 | 25319 | 25337 | 25335 | 25313 | 25324 | 25318 |
10 | 25321 | 25319 | 25324 | 25325 | 25321 | 25310 | 25323 | 25316 | 25322 | 25321 | 25320 | 25337 | 25318 | 25322 | 25325 |
11 | 25320 | 25317 | 25323 | 25323 | 25322 | 25308 | 25318 | 25324 | 25321 | 25309 | 25316 | 25317 | 25315 | 25316 | 25333 |
12 | 25317 | 25323 | 25318 | 25325 | 25323 | 25307 | 25317 | 25320 | 25322 | 25328 | 25316 | 25314 | 25316 | 25322 | 25328 |
13 | 25319 | 25315 | 25315 | 25321 | 25323 | 25310 | 25317 | 25285 | 25319 | 25312 | 25315 | 25322 | 25316 | 25315 | 25314 |
14 | 25319 | 25315 | 25319 | 25323 | 25323 | 25308 | 25313 | 25320 | 25322 | 25314 | 25318 | 25318 | 25319 | 25316 | 25321 |
15 | 25323 | 25314 | 25308 | 25319 | 25322 | 25316 | 25323 | 25316 | 25322 | 25317 | 25317 | 25316 | 25309 | 25316 | 25335 |
16 | 25313 | 25313 | 25308 | 25324 | 25322 | 25304 | 25313 | 25323 | 25329 | 25319 | 25316 | 25316 | 25317 | 25317 | 25321 |
17 | 25314 | 25318 | 25318 | 25319 | 25317 | 25306 | 25319 | 25292 | 25319 | 25327 | 25336 | 25300 | 25310 | 25325 | 25315 |
18 | 25319 | 25320 | 25319 | 25320 | 25322 | 25309 | 25317 | 25322 | 25322 | 25308 | 25336 | 25335 | 25310 | 25319 | 25318 |
19 | 25319 | 25315 | 25316 | 25320 | 25326 | 25319 | 25318 | 25328 | 25322 | 25310 | 25338 | 25286 | 25320 | 25317 | 25318 |
20 | 25316 | 25315 | 25319 | 25320 | 25323 | 25308 | 25316 | 25321 | 25323 | 25328 | 25338 | 25290 | 25318 | 25320 | 25321 |
21 | 25319 | 25313 | 25317 | 25320 | 25318 | 25293 | 25324 | 25282 | 25322 | 25319 | 25337 | 25290 | 25315 | 25324 | 25337 |
22 | 25321 | 25315 | 25308 | 25318 | 25322 | 25291 | 25321 | 25324 | 25319 | 25308 | 25317 | 25286 | 25313 | 25322 | 25337 |
23 | 25315 | 25314 | 25316 | 25320 | 25318 | 25291 | 25314 | 25327 | 25322 | 25309 | 25321 | 25331 | 25315 | 25326 | 25320 |
25 | 25316 | 25315 | 25307 | 25321 | 25326 | 25307 | 25321 | 25323 | 25321 | 25327 | 25315 | 25317 | 25314 | 25322 | 25318 |
30 | 25314 | 25316 | 25319 | 25321 | 25321 | 25314 | 25314 | 25324 | 25323 | 25317 | 25316 | 25324 | 25314 | 25316 | 25318 |
40 | 25315 | 25314 | 25304 | 25322 | 25324 | 25309 | 25316 | 25323 | 25322 | 25308 | 25317 | 25313 | 25320 | 25326 | 25314 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 25288 bytes | – | 100% |
1,000 | 25286 bytes | -2 bytes | 100% |
10,000 | 25282 bytes | -4 bytes | 100% |
100,000 | 25281 bytes | -1 byte | 2.61% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 25389 bytes | +108 bytes (+0.43%) | +2 bytes |
1 | 25387 bytes | +106 bytes (+0.42%) | – |
2 | 25391 bytes | +110 bytes (+0.44%) | +4 bytes |
3 | 25392 bytes | +111 bytes (+0.44%) | +5 bytes |
4 | 25388 bytes | +107 bytes (+0.42%) | +1 byte |
5 | 25409 bytes | +128 bytes (+0.51%) | +22 bytes |
6 | 25449 bytes | +168 bytes (+0.66%) | +62 bytes |
7 | 25477 bytes | +196 bytes (+0.78%) | +90 bytes |
8 | 25486 bytes | +205 bytes (+0.81%) | +99 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 21169 bytes | -4112 bytes (-16.27%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 21679 bytes | -3602 bytes (-14.25%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 21745 bytes | -3536 bytes (-13.99%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 23668 bytes | -1613 bytes (-6.38%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 24340 bytes | -941 bytes (-3.72%) |
LZMA2 (Wikipedia) | xz | xz -9 | 24388 bytes | -893 bytes (-3.53%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 24961 bytes | -320 bytes (-1.27%) |