unpkg |
207550 bytes (202.7k)
|
CDN |
gzip -6 (default) |
153349 bytes (149.8k)
|
local copy |
jsdelivr |
153220 bytes (149.6k)
|
CDN |
gzip -9 |
152801 bytes (149.2k)
|
local copy |
libdeflate -12 |
147528 bytes (144.1k)
|
local copy |
7zip -mx=9 -tgzip |
147358 bytes (143.9k)
|
local copy |
zultra |
147336 bytes (143.9k)
|
local copy |
pigz -11 -n |
147062 bytes (143.6k)
|
local copy |
Zopfli |
147000 bytes (143.6k)
|
local copy |
Zopfli (defluff) |
146999 bytes (143.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4096 | --mls4096 |
block splitting recursion | 4 | --bsr4 |
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 | 207550 bytes | 1beda160a5e98598b2ef9e2651f68b3d | (invalid) |
jsdelivr | 153220 bytes | 1beda160a5e98598b2ef9e2651f68b3d | February 24, 2022 @ 15:01 |
Size | Improvement | Parameters | Found |
---|---|---|---|
147000 bytes | -6 bytes | zopfli --i1000000 --mls4096 --bsr4 --lazy --ohh | March 2, 2022 @ 21:35 |
147006 bytes | -6 bytes | zopfli --i100000 --mls4096 --bsr4 --lazy --ohh | March 1, 2022 @ 13:53 |
147012 bytes | -20 bytes | zopfli --i10000 --mls4096 --bsr4 --lazy --ohh | February 25, 2022 @ 10:18 |
147032 bytes | -26 bytes | zopfli --i1000 --mls4096 --bsr4 --lazy --ohh | February 24, 2022 @ 21:06 |
147058 bytes | -20 bytes | zopfli --i1000 --mls32768 --bsr15 --lazy --ohh | February 24, 2022 @ 18:10 |
147078 bytes | – | zopfli --i100 --mls4096 --bsr4 --lazy --ohh | February 24, 2022 @ 16:24 |
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 | 147125 | 147103 | 147156 | 147114 | 147311 | 147124 | 147106 | 147141 | 147164 | 147211 | 147106 | 147164 | 147121 | 147144 | 147116 |
4 | 147140 | 147086 | 147112 | 147117 | 147110 | 147146 | 147107 | 147151 | 147139 | 147138 | 147072 | 147000 | 147130 | 147054 | 147137 |
6 | 147106 | 147110 | 147112 | 147117 | 147107 | 147126 | 147130 | 147109 | 147092 | 147070 | 147075 | 147103 | 147090 | 147102 | 147076 |
7 | 147094 | 147119 | 147111 | 147108 | 147127 | 147107 | 147111 | 147114 | 147115 | 147118 | 147063 | 147111 | 147122 | 147150 | 147058 |
8 | 147063 | 147114 | 147100 | 147102 | 147208 | 147125 | 147104 | 147106 | 147097 | 147068 | 147057 | 147122 | 147089 | 147038 | 147119 |
9 | 147073 | 147095 | 147096 | 147109 | 147077 | 147085 | 147093 | 147118 | 147112 | 147068 | 147106 | 147099 | 147076 | 147116 | 147121 |
10 | 147228 | 147255 | 147122 | 147271 | 147102 | 147110 | 147084 | 147157 | 147246 | 147238 | 147094 | 147099 | 147121 | 147100 | 147116 |
11 | 147101 | 147081 | 147129 | 147129 | 147123 | 147121 | 147102 | 147086 | 147088 | 147088 | 147103 | 147103 | 147079 | 147096 | 147049 |
12 | 147074 | 147115 | 147118 | 147113 | 147102 | 147093 | 147108 | 147105 | 147117 | 147067 | 147108 | 147103 | 147094 | 147111 | 147110 |
13 | 147095 | 147119 | 147103 | 147111 | 147099 | 147103 | 147115 | 147111 | 147106 | 147071 | 147111 | 147082 | 147102 | 147127 | 147062 |
14 | 147106 | 147106 | 147095 | 147096 | 147103 | 147129 | 147113 | 147091 | 147081 | 147067 | 147042 | 147092 | 147081 | 147097 | 147109 |
15 | 147082 | 147117 | 147100 | 147123 | 147101 | 147116 | 147107 | 147120 | 147080 | 147063 | 147103 | 147108 | 147104 | 147094 | 147040 |
16 | 147072 | 147113 | 147111 | 147109 | 147097 | 147117 | 147101 | 147083 | 147117 | 147066 | 147112 | 147083 | 147094 | 147090 | 147119 |
17 | 147107 | 147075 | 147099 | 147105 | 147094 | 147123 | 147095 | 147114 | 147087 | 147064 | 147113 | 147095 | 147095 | 147091 | 147019 |
18 | 147086 | 147105 | 147112 | 147120 | 147104 | 147124 | 147106 | 147119 | 147087 | 147060 | 147107 | 147114 | 147093 | 147097 | 147098 |
19 | 147064 | 147070 | 147101 | 147079 | 147085 | 147094 | 147098 | 147108 | 147109 | 147067 | 147105 | 147097 | 147080 | 147094 | 147078 |
20 | 147245 | 147278 | 147114 | 147108 | 147098 | 147089 | 147104 | 147086 | 147094 | 147068 | 147113 | 147111 | 147106 | 147114 | 147105 |
21 | 147062 | 147097 | 147112 | 147094 | 147082 | 147093 | 147097 | 147096 | 147114 | 147059 | 147114 | 147109 | 147082 | 147095 | 147044 |
22 | 147063 | 147108 | 147110 | 147115 | 147102 | 147109 | 147102 | 147088 | 147107 | 147065 | 147114 | 147099 | 147095 | 147094 | 147102 |
23 | 147097 | 147103 | 147104 | 147105 | 147095 | 147105 | 147099 | 147113 | 147118 | 147066 | 147108 | 147103 | 147097 | 147099 | 147113 |
25 | 147070 | 147081 | 147096 | 147103 | 147120 | 147112 | 147108 | 147084 | 147119 | 147064 | 147107 | 147110 | 147107 | 147094 | 147040 |
30 | 147066 | 147078 | 147114 | 147109 | 147115 | 147107 | 147119 | 147105 | 147091 | 147059 | 147105 | 147106 | 147094 | 147106 | 147046 |
40 | 147063 | 147107 | 147098 | 147104 | 147099 | 147110 | 147094 | 147083 | 147109 | 147060 | 147107 | 147098 | 147079 | 147091 | 147102 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 147078 bytes | – | 100% |
1,000 | 147032 bytes | -46 bytes | 100% |
10,000 | 147012 bytes | -20 bytes | 100% |
100,000 | 147006 bytes | -6 bytes | 0.58% |
1,000,000 | 147000 bytes | -6 bytes | 0.29% |
10,000,000 | – | – | – |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 99421 bytes | -47579 bytes (-32.37%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 114642 bytes | -32358 bytes (-22.01%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 118348 bytes | -28652 bytes (-19.49%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 124861 bytes | -22139 bytes (-15.06%) |
LZMA2 (Wikipedia) | xz | xz -9 | 125228 bytes | -21772 bytes (-14.81%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 131487 bytes | -15513 bytes (-10.55%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 132256 bytes | -14744 bytes (-10.03%) |