gzip -6 (default) |
13055 bytes (12.7k)
|
local copy |
cdnjs |
13024 bytes (12.7k)
|
CDN |
gzip -9 |
13002 bytes (12.7k)
|
local copy |
7zip -mx=9 -tgzip |
12572 bytes (12.3k)
|
local copy |
libdeflate -12 |
12568 bytes (12.3k)
|
local copy |
zultra |
12558 bytes (12.3k)
|
local copy |
pigz -11 -n |
12552 bytes (12.3k)
|
local copy |
Zopfli |
12532 bytes (12.2k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16 | --mls16 |
block splitting recursion | 30 | --bsr30 |
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 |
---|---|---|---|
cdnjs | 13024 bytes | 2dd2f05aaab352fc37751c4f46f66b44 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
12532 bytes | -1 byte | zopfli --i1000000 --mls16 --bsr30 --lazy --ohh | May 4, 2022 @ 15:08 |
12533 bytes | -1 byte | zopfli --i100000 --mls16 --bsr30 --lazy --ohh | May 4, 2022 @ 12:47 |
12534 bytes | -1 byte | zopfli --i10000 --mls16384 --bsr15 --lazy --ohh | May 4, 2022 @ 05:21 |
12535 bytes | -1 byte | zopfli --i1000 --mls16 --bsr30 --lazy --ohh | May 2, 2022 @ 17:53 |
12536 bytes | -1 byte | zopfli --i1000 --mls16384 --bsr8 --lazy --ohh | May 2, 2022 @ 17:14 |
12537 bytes | -1 byte | zopfli --i1000 --mls2048 --bsr10 --lazy --ohh | May 2, 2022 @ 16:32 |
12538 bytes | -1 byte | zopfli --i1000 --mls32768 --bsr19 --lazy --ohh | May 2, 2022 @ 16:24 |
12539 bytes | – | zopfli --i100 --mls1024 --bsr4 --lazy --ohh | May 2, 2022 @ 16:03 |
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 | 12542 | 12543 | 12536 | 12536 | 12536 | 12535 | 12535 | 12536 | 12536 | 12537 | 12535 | 12535 | 12536 | 12536 | 12536 |
4 | 12540 | 12538 | 12537 | 12540 | 12539 | 12540 | 12540 | 12539 | 12540 | 12537 | 12536 | 12537 | 12538 | 12540 | 12538 |
6 | 12538 | 12538 | 12535 | 12532 | 12540 | 12542 | 12540 | 12541 | 12539 | 12536 | 12535 | 12537 | 12543 | 12541 | 12535 |
7 | 12541 | 12540 | 12536 | 12540 | 12539 | 12539 | 12539 | 12542 | 12535 | 12534 | 12538 | 12535 | 12542 | 12535 | 12546 |
8 | 12540 | 12538 | 12540 | 12536 | 12536 | 12536 | 12535 | 12536 | 12535 | 12535 | 12535 | 12535 | 12535 | 12535 | 12536 |
9 | 12539 | 12541 | 12541 | 12538 | 12538 | 12539 | 12539 | 12540 | 12541 | 12536 | 12538 | 12546 | 12539 | 12541 | 12542 |
10 | 12537 | 12538 | 12541 | 12535 | 12542 | 12535 | 12535 | 12536 | 12535 | 12535 | 12535 | 12536 | 12538 | 12547 | 12535 |
11 | 12544 | 12535 | 12536 | 12536 | 12535 | 12539 | 12541 | 12541 | 12539 | 12537 | 12538 | 12535 | 12543 | 12547 | 12538 |
12 | 12541 | 12540 | 12543 | 12537 | 12538 | 12535 | 12535 | 12536 | 12541 | 12539 | 12538 | 12535 | 12544 | 12546 | 12535 |
13 | 12539 | 12538 | 12536 | 12535 | 12538 | 12540 | 12541 | 12541 | 12540 | 12542 | 12535 | 12535 | 12536 | 12536 | 12543 |
14 | 12538 | 12539 | 12542 | 12539 | 12538 | 12540 | 12535 | 12536 | 12539 | 12537 | 12536 | 12535 | 12543 | 12536 | 12550 |
15 | 12541 | 12542 | 12543 | 12539 | 12543 | 12541 | 12541 | 12540 | 12535 | 12536 | 12536 | 12534 | 12542 | 12534 | 12547 |
16 | 12543 | 12536 | 12542 | 12535 | 12536 | 12535 | 12541 | 12536 | 12541 | 12536 | 12538 | 12538 | 12545 | 12537 | 12547 |
17 | 12542 | 12541 | 12540 | 12537 | 12540 | 12540 | 12536 | 12537 | 12535 | 12535 | 12537 | 12536 | 12546 | 12546 | 12535 |
18 | 12540 | 12537 | 12542 | 12544 | 12540 | 12541 | 12537 | 12540 | 12541 | 12540 | 12535 | 12535 | 12541 | 12547 | 12536 |
19 | 12543 | 12537 | 12536 | 12535 | 12539 | 12535 | 12535 | 12540 | 12539 | 12535 | 12538 | 12535 | 12539 | 12535 | 12536 |
20 | 12535 | 12538 | 12543 | 12539 | 12540 | 12540 | 12539 | 12541 | 12541 | 12536 | 12535 | 12536 | 12538 | 12543 | 12539 |
21 | 12537 | 12537 | 12542 | 12535 | 12535 | 12535 | 12541 | 12535 | 12539 | 12535 | 12537 | 12536 | 12544 | 12546 | 12535 |
22 | 12539 | 12538 | 12542 | 12541 | 12539 | 12540 | 12535 | 12540 | 12541 | 12536 | 12539 | 12537 | 12544 | 12546 | 12535 |
23 | 12539 | 12540 | 12536 | 12539 | 12540 | 12540 | 12539 | 12536 | 12535 | 12535 | 12538 | 12537 | 12543 | 12535 | 12535 |
25 | 12539 | 12538 | 12540 | 12537 | 12540 | 12539 | 12535 | 12542 | 12541 | 12540 | 12537 | 12535 | 12543 | 12535 | 12536 |
30 | 12536 | 12538 | 12540 | 12532 | 12538 | 12535 | 12541 | 12541 | 12535 | 12536 | 12537 | 12535 | 12544 | 12535 | 12535 |
40 | 12540 | 12540 | 12541 | 12540 | 12539 | 12539 | 12539 | 12544 | 12535 | 12537 | 12536 | 12535 | 12543 | 12535 | 12535 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 12539 bytes | – | 100% |
1,000 | 12535 bytes | -4 bytes | 100% |
10,000 | 12534 bytes | -1 byte | 100% |
100,000 | 12533 bytes | -1 byte | 1.45% |
1,000,000 | 12532 bytes | -1 byte | 0.58% |
10,000,000 | – | – | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 10658 bytes | -1874 bytes (-14.95%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 11060 bytes | -1472 bytes (-11.75%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 11549 bytes | -983 bytes (-7.84%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 11747 bytes | -785 bytes (-6.26%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 12196 bytes | -336 bytes (-2.68%) |
LZMA2 (Wikipedia) | xz | xz -9 | 12444 bytes | -88 bytes (-0.70%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 12492 bytes | -40 bytes (-0.32%) |