unpkg |
39609 bytes (38.7k)
|
CDN |
Boot |
34043 bytes (33.2k)
|
CDN |
cdnjs |
34043 bytes (33.2k)
|
CDN |
gzip -6 (default) |
33843 bytes (33.0k)
|
local copy |
gzip -9 |
33773 bytes (33.0k)
|
local copy |
libdeflate -12 |
32675 bytes (31.9k)
|
local copy |
7zip -mx=9 -tgzip |
32608 bytes (31.8k)
|
local copy |
zultra |
32574 bytes (31.8k)
|
local copy |
kzip -s0 -rn -b5 |
32572 bytes (31.8k)
|
local copy |
pigz -11 -n |
32561 bytes (31.8k)
|
local copy |
Zopfli |
32514 bytes (31.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 12 | --bsr12 |
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 |
---|---|---|---|
unpkg | 39609 bytes | 3dd48c4f4c8c8a86db7712f0c808eaa2 | (invalid) |
Boot | 34043 bytes | 3dd48c4f4c8c8a86db7712f0c808eaa2 | (invalid) |
cdnjs | 34043 bytes | 3dd48c4f4c8c8a86db7712f0c808eaa2 | (invalid) |
Size | Improvement | Parameters | Found |
---|---|---|---|
32514 bytes | -3 bytes | zopfli --i1000000 --mls4 --bsr12 --lazy --ohh | February 18, 2019 @ 14:51 |
32517 bytes | -1 byte | zopfli --i100000 --mls4 --bsr20 --lazy --ohh | February 18, 2019 @ 11:26 |
32518 bytes | -2 bytes | zopfli --i100000 --mls4 --bsr12 --lazy --ohh | February 16, 2019 @ 01:04 |
32520 bytes | -1 byte | zopfli --i10000 --mls4 --bsr12 --lazy --ohh | February 12, 2019 @ 22:02 |
32521 bytes | -5 bytes | zopfli --i10000 --mls4 --bsr20 --lazy --ohh | February 12, 2019 @ 06:36 |
32526 bytes | -2 bytes | zopfli --i1000 --mls4 --bsr12 --lazy --ohh | February 11, 2019 @ 18:58 |
32528 bytes | -2 bytes | zopfli --i1000 --mls8192 --bsr10 --lazy --ohh | February 11, 2019 @ 18:30 |
32530 bytes | – | zopfli --i100 --mls4 --bsr22 --lazy --ohh | February 11, 2019 @ 16:32 |
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 | 32534 | 32534 | 32533 | 32535 | 32535 | 32535 | 32539 | 32538 | 32545 | 32545 | 32529 | 32529 | 32529 | 32541 | 32554 |
4 | 32553 | 32553 | 32533 | 32534 | 32532 | 32555 | 32560 | 32544 | 32543 | 32548 | 32536 | 32537 | 32533 | 32532 | 32551 |
6 | 32534 | 32549 | 32553 | 32557 | 32564 | 32544 | 32533 | 32538 | 32546 | 32546 | 32538 | 32536 | 32538 | 32528 | 32550 |
7 | 32533 | 32533 | 32532 | 32532 | 32534 | 32535 | 32549 | 32552 | 32547 | 32546 | 32534 | 32537 | 32532 | 32543 | 32534 |
8 | 32548 | 32548 | 32531 | 32536 | 32551 | 32552 | 32550 | 32548 | 32551 | 32546 | 32537 | 32535 | 32529 | 32536 | 32549 |
9 | 32532 | 32533 | 32532 | 32534 | 32532 | 32553 | 32551 | 32550 | 32543 | 32548 | 32534 | 32539 | 32529 | 32531 | 32541 |
10 | 32524 | 32547 | 32531 | 32540 | 32540 | 32540 | 32551 | 32553 | 32552 | 32545 | 32536 | 32536 | 32526 | 32529 | 32547 |
11 | 32534 | 32531 | 32531 | 32533 | 32539 | 32553 | 32551 | 32553 | 32552 | 32544 | 32538 | 32528 | 32526 | 32541 | 32533 |
12 | 32532 | 32514 | 32533 | 32534 | 32532 | 32535 | 32563 | 32554 | 32564 | 32548 | 32534 | 32530 | 32529 | 32543 | 32549 |
13 | 32530 | 32531 | 32534 | 32533 | 32533 | 32537 | 32550 | 32553 | 32544 | 32546 | 32539 | 32535 | 32525 | 32540 | 32550 |
14 | 32550 | 32553 | 32531 | 32533 | 32534 | 32552 | 32550 | 32552 | 32554 | 32546 | 32533 | 32535 | 32527 | 32541 | 32532 |
15 | 32531 | 32532 | 32532 | 32543 | 32534 | 32553 | 32551 | 32560 | 32552 | 32545 | 32533 | 32537 | 32531 | 32543 | 32535 |
16 | 32532 | 32531 | 32532 | 32533 | 32533 | 32551 | 32559 | 32556 | 32546 | 32544 | 32535 | 32537 | 32526 | 32542 | 32535 |
17 | 32533 | 32525 | 32531 | 32542 | 32540 | 32553 | 32551 | 32552 | 32552 | 32543 | 32539 | 32535 | 32528 | 32540 | 32534 |
18 | 32532 | 32531 | 32532 | 32535 | 32534 | 32544 | 32549 | 32555 | 32552 | 32546 | 32533 | 32535 | 32528 | 32542 | 32551 |
19 | 32531 | 32532 | 32531 | 32534 | 32533 | 32533 | 32550 | 32553 | 32552 | 32543 | 32532 | 32536 | 32529 | 32542 | 32534 |
20 | 32534 | 32515 | 32551 | 32532 | 32532 | 32552 | 32551 | 32554 | 32545 | 32547 | 32546 | 32537 | 32527 | 32543 | 32548 |
21 | 32552 | 32548 | 32551 | 32535 | 32550 | 32551 | 32550 | 32551 | 32552 | 32546 | 32543 | 32536 | 32527 | 32540 | 32548 |
22 | 32530 | 32518 | 32533 | 32534 | 32532 | 32533 | 32554 | 32546 | 32545 | 32544 | 32527 | 32535 | 32527 | 32543 | 32548 |
23 | 32530 | 32532 | 32543 | 32533 | 32534 | 32534 | 32546 | 32553 | 32551 | 32543 | 32529 | 32537 | 32526 | 32543 | 32535 |
25 | 32550 | 32551 | 32552 | 32533 | 32564 | 32552 | 32557 | 32552 | 32552 | 32545 | 32536 | 32535 | 32528 | 32543 | 32551 |
30 | 32530 | 32531 | 32531 | 32542 | 32539 | 32552 | 32564 | 32553 | 32553 | 32543 | 32533 | 32535 | 32528 | 32543 | 32535 |
40 | 32532 | 32531 | 32534 | 32534 | 32539 | 32551 | 32551 | 32554 | 32551 | 32545 | 32532 | 32536 | 32528 | 32530 | 32534 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 32530 bytes | – | 100% |
1,000 | 32526 bytes | -4 bytes | 100% |
10,000 | 32520 bytes | -6 bytes | 100% |
100,000 | 32517 bytes | -3 bytes | 0.87% |
1,000,000 | 32514 bytes | -3 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 32630 bytes | +116 bytes (+0.36%) | +58 bytes |
1 | 32632 bytes | +118 bytes (+0.36%) | +60 bytes |
2 | 32631 bytes | +117 bytes (+0.36%) | +59 bytes |
3 | 32625 bytes | +111 bytes (+0.34%) | +53 bytes |
4 | 32633 bytes | +119 bytes (+0.37%) | +61 bytes |
5 | 32572 bytes | +58 bytes (+0.18%) | – |
6 | 32597 bytes | +83 bytes (+0.26%) | +25 bytes |
7 | 32597 bytes | +83 bytes (+0.26%) | +25 bytes |
8 | 32625 bytes | +111 bytes (+0.34%) | +53 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 26789 bytes | -5725 bytes (-17.61%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 27729 bytes | -4785 bytes (-14.72%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 28738 bytes | -3776 bytes (-11.61%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 30415 bytes | -2099 bytes (-6.46%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 31095 bytes | -1419 bytes (-4.36%) |
LZMA2 (Wikipedia) | xz | xz -9 | 31208 bytes | -1306 bytes (-4.02%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 31836 bytes | -678 bytes (-2.09%) |