Boot |
52879 bytes (51.6k)
|
CDN |
Baidu |
46553 bytes (45.5k)
|
CDN |
cdnjs |
46420 bytes (45.3k)
|
CDN |
unpkg |
46129 bytes (45.0k)
|
CDN |
gzip -6 (default) |
46103 bytes (45.0k)
|
local copy |
46052 bytes (45.0k)
|
CDN | |
Yandex |
46012 bytes (44.9k)
|
CDN |
gzip -9 |
46007 bytes (44.9k)
|
local copy |
7zip -mx=9 -tgzip |
44651 bytes (43.6k)
|
local copy |
libdeflate -12 |
44630 bytes (43.6k)
|
local copy |
kzip -s0 -rn -b0 |
44610 bytes (43.6k)
|
local copy |
zultra |
44602 bytes (43.6k)
|
local copy |
pigz -11 -n |
44539 bytes (43.5k)
|
local copy |
Zopfli |
44510 bytes (43.5k)
|
local copy |
Zopfli (defluff) |
44509 bytes (43.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 1024 | --mls1024 |
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 | 52879 bytes | 494e6d08a351fe84bf82abc2d77b4fbe | March 18, 2015 @ 10:59 |
cdnjs | 46420 bytes | 494e6d08a351fe84bf82abc2d77b4fbe | February 4, 2015 @ 02:00 |
unpkg | 46129 bytes | 494e6d08a351fe84bf82abc2d77b4fbe | July 11, 2016 @ 15:53 |
46052 bytes | 494e6d08a351fe84bf82abc2d77b4fbe | February 3, 2015 @ 23:06 | |
Yandex | 46012 bytes | 494e6d08a351fe84bf82abc2d77b4fbe | June 11, 2015 @ 14:17 |
CDN | Size (compressed) | MD5 (uncompressed) | Comment / Diff | Timestamp |
---|---|---|---|---|
Baidu | 46553 bytes | 2ab9f9404ca863c6e7025988ef6a9d1f | only whitespaces differ | April 3, 2015 @ 04:57 |
Size | Improvement | Parameters | Found |
---|---|---|---|
44510 bytes | -2 bytes | zopfli --i100000 --mls1024 --bsr8 --lazy --ohh | November 30, 2015 @ 15:19 |
44512 bytes | -1 byte | zopfli --i100000 --mls4096 --bsr16 --lazy --ohh | November 30, 2015 @ 13:50 |
44513 bytes | -1 byte | zopfli --i10000 --mls1024 --bsr8 --lazy --ohh | September 9, 2015 @ 01:18 |
44514 bytes | -2 bytes | zopfli --i1000 --mls4096 --bsr16 --lazy --ohh | September 7, 2015 @ 18:43 |
44516 bytes | -3 bytes | zopfli --i1000 --mls8192 --bsr13 --lazy --ohh | September 7, 2015 @ 18:42 |
44519 bytes | -1 byte | zopfli --i1000 --mls1024 --bsr8 --lazy --ohh | September 7, 2015 @ 18:38 |
44520 bytes | – | zopfli --i100 --mls2048 --bsr14 --lazy --ohh | September 7, 2015 @ 16:30 |
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 | 44546 | 44546 | 44544 | 44545 | 44547 | 44546 | 44538 | 44535 | 44536 | 44543 | 44539 | 44538 | 44546 | 44540 | 44533 |
4 | 44548 | 44547 | 44548 | 44541 | 44540 | 44538 | 44539 | 44539 | 44537 | 44538 | 44524 | 44519 | 44533 | 44519 | 44559 |
6 | 44534 | 44529 | 44533 | 44537 | 44536 | 44533 | 44528 | 44529 | 44518 | 44517 | 44522 | 44519 | 44519 | 44514 | 44536 |
7 | 44532 | 44533 | 44536 | 44542 | 44531 | 44542 | 44529 | 44527 | 44531 | 44517 | 44520 | 44514 | 44524 | 44519 | 44540 |
8 | 44523 | 44532 | 44550 | 44550 | 44535 | 44530 | 44532 | 44518 | 44536 | 44510 | 44538 | 44519 | 44523 | 44520 | 44535 |
9 | 44547 | 44544 | 44536 | 44536 | 44544 | 44533 | 44532 | 44520 | 44536 | 44518 | 44530 | 44520 | 44518 | 44520 | 44540 |
10 | 44537 | 44546 | 44537 | 44537 | 44535 | 44529 | 44525 | 44536 | 44535 | 44524 | 44535 | 44519 | 44518 | 44519 | 44539 |
11 | 44530 | 44536 | 44539 | 44532 | 44532 | 44534 | 44527 | 44521 | 44536 | 44518 | 44520 | 44519 | 44518 | 44515 | 44554 |
12 | 44540 | 44529 | 44534 | 44534 | 44535 | 44544 | 44527 | 44517 | 44536 | 44518 | 44535 | 44519 | 44517 | 44515 | 44555 |
13 | 44531 | 44544 | 44544 | 44534 | 44534 | 44544 | 44546 | 44519 | 44537 | 44517 | 44523 | 44530 | 44515 | 44515 | 44535 |
14 | 44541 | 44532 | 44530 | 44536 | 44544 | 44544 | 44520 | 44521 | 44539 | 44515 | 44517 | 44519 | 44517 | 44516 | 44550 |
15 | 44531 | 44534 | 44530 | 44542 | 44531 | 44534 | 44529 | 44519 | 44519 | 44518 | 44529 | 44519 | 44521 | 44520 | 44551 |
16 | 44531 | 44541 | 44531 | 44539 | 44540 | 44533 | 44531 | 44518 | 44525 | 44520 | 44536 | 44512 | 44524 | 44520 | 44554 |
17 | 44531 | 44532 | 44530 | 44535 | 44535 | 44544 | 44531 | 44538 | 44521 | 44514 | 44520 | 44519 | 44524 | 44515 | 44548 |
18 | 44539 | 44559 | 44530 | 44534 | 44545 | 44534 | 44534 | 44536 | 44539 | 44518 | 44535 | 44519 | 44521 | 44515 | 44555 |
19 | 44543 | 44543 | 44531 | 44537 | 44534 | 44534 | 44532 | 44521 | 44542 | 44518 | 44529 | 44540 | 44545 | 44515 | 44554 |
20 | 44530 | 44530 | 44531 | 44534 | 44545 | 44537 | 44541 | 44521 | 44536 | 44518 | 44536 | 44520 | 44518 | 44516 | 44553 |
21 | 44537 | 44541 | 44537 | 44540 | 44537 | 44527 | 44520 | 44518 | 44536 | 44524 | 44536 | 44519 | 44517 | 44516 | 44553 |
22 | 44524 | 44540 | 44539 | 44537 | 44525 | 44530 | 44531 | 44521 | 44518 | 44518 | 44522 | 44522 | 44523 | 44520 | 44553 |
23 | 44540 | 44532 | 44537 | 44536 | 44525 | 44544 | 44532 | 44521 | 44535 | 44517 | 44522 | 44519 | 44518 | 44516 | 44556 |
25 | 44538 | 44547 | 44533 | 44535 | 44536 | 44544 | 44530 | 44522 | 44536 | 44518 | 44535 | 44520 | 44515 | 44515 | 44553 |
30 | 44539 | 44546 | 44535 | 44536 | 44529 | 44544 | 44517 | 44532 | 44536 | 44524 | 44512 | 44519 | 44522 | 44521 | 44552 |
40 | 44540 | 44530 | 44534 | 44536 | 44544 | 44534 | 44528 | 44524 | 44536 | 44517 | 44520 | 44519 | 44518 | 44515 | 44536 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 44520 bytes | – | 100% |
1,000 | 44514 bytes | -6 bytes | 100% |
10,000 | 44513 bytes | -1 byte | 100% |
100,000 | 44510 bytes | -3 bytes | 0.87% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 44610 bytes | +100 bytes (+0.22%) | – |
1 | 44610 bytes | +100 bytes (+0.22%) | – |
2 | 44638 bytes | +128 bytes (+0.29%) | +28 bytes |
3 | 44666 bytes | +156 bytes (+0.35%) | +56 bytes |
4 | 44683 bytes | +173 bytes (+0.39%) | +73 bytes |
5 | 44717 bytes | +207 bytes (+0.47%) | +107 bytes |
6 | 44703 bytes | +193 bytes (+0.43%) | +93 bytes |
7 | 44712 bytes | +202 bytes (+0.45%) | +102 bytes |
8 | 44739 bytes | +229 bytes (+0.51%) | +129 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 35523 bytes | -8987 bytes (-20.19%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 37104 bytes | -7406 bytes (-16.64%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 38944 bytes | -5566 bytes (-12.51%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 40901 bytes | -3609 bytes (-8.11%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 41621 bytes | -2889 bytes (-6.49%) |
LZMA2 (Wikipedia) | xz | xz -9 | 42320 bytes | -2190 bytes (-4.92%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 43455 bytes | -1055 bytes (-2.37%) |