Project Details Socket.IO

The project's homepage is https://socket.io.
Version Minified Best compressed CDN My smallest Reduction
Socket.IO 4.5.4 44191 bytes 13101 bytes (cdnjs) 12599 bytes -502 bytes (3.83%)
Socket.IO 4.5.3 44004 bytes 13060 bytes (cdnjs) 12561 bytes -499 bytes (3.82%)
Socket.IO 4.5.2 43842 bytes 13029 bytes (cdnjs) 12540 bytes -489 bytes (3.75%)
Socket.IO 4.5.1 43623 bytes 13024 bytes (cdnjs) 12533 bytes -491 bytes (3.77%)
Socket.IO 4.5.0 43623 bytes 13024 bytes (cdnjs) 12532 bytes -492 bytes (3.78%)
Socket.IO 4.4.1 41370 bytes 12544 bytes (cdnjs) 12040 bytes -504 bytes (4.02%)
Socket.IO 4.4.0 41370 bytes 12544 bytes (cdnjs) 12040 bytes -504 bytes (4.02%)
Socket.IO 4.3.2 40868 bytes 12381 bytes (cdnjs) 11888 bytes -493 bytes (3.98%)
Socket.IO 4.3.1 40916 bytes n/a 11906 bytes n/a
Socket.IO 4.3.0 40817 bytes 12349 bytes (cdnjs) 11855 bytes -494 bytes (4.00%)
Socket.IO 4.2.0 66064 bytes 15465 bytes (cdnjs) 14916 bytes -549 bytes (3.55%)
Socket.IO 4.1.3 64504 bytes 15219 bytes (cdnjs) 14685 bytes -534 bytes (3.51%)
Socket.IO 4.1.2 64273 bytes 15154 bytes (cdnjs) 14616 bytes -538 bytes (3.55%)
Socket.IO 4.1.1 64273 bytes 15154 bytes (cdnjs) 14616 bytes -538 bytes (3.55%)
Socket.IO 4.1.0 64273 bytes 15154 bytes (cdnjs) 14616 bytes -538 bytes (3.55%)
Socket.IO 4.0.2 64323 bytes 15182 bytes (cdnjs) 14642 bytes -540 bytes (3.56%)
Socket.IO 4.0.1 64305 bytes 15177 bytes (Boot) 14636 bytes -541 bytes (3.56%)
Socket.IO 4.0.0 64333 bytes 15181 bytes (cdnjs) 14640 bytes -541 bytes (3.56%)
Socket.IO 3.1.2 61701 bytes 14840 bytes (cdnjs) 14306 bytes -534 bytes (3.60%)
Socket.IO 3.1.1 61636 bytes 14821 bytes (cdnjs) 14294 bytes -527 bytes (3.56%)
Socket.IO 3.1.0 61563 bytes 14802 bytes (cdnjs) 14277 bytes -525 bytes (3.55%)
Socket.IO 3.0.5 61480 bytes 14766 bytes (cdnjs) 14238 bytes -528 bytes (3.58%)
Socket.IO 3.0.4 61801 bytes 14911 bytes (cdnjs) 14380 bytes -531 bytes (3.56%)
Socket.IO 3.0.3 61626 bytes 14831 bytes (cdnjs) 14295 bytes -536 bytes (3.61%)
Socket.IO 3.0.2 61626 bytes 14831 bytes (cdnjs) 14295 bytes -536 bytes (3.61%)
Socket.IO 3.0.1 62076 bytes 14963 bytes (cdnjs) 14428 bytes -535 bytes (3.58%)
Socket.IO 3.0.0 62172 bytes 14913 bytes (cdnjs) 14380 bytes -533 bytes (3.57%)
Socket.IO 2.4.0 62783 bytes 18730 bytes (cdnjs) 18374 bytes -356 bytes (1.90%)
Socket.IO 2.3.1 53861 bytes 15945 bytes (cdnjs) 15282 bytes -663 bytes (4.16%)
Socket.IO 2.3.0 53469 bytes 16005 bytes (cdnjs) 15157 bytes -848 bytes (5.30%)
Socket.IO 2.2.0 53044 bytes 15931 bytes (cdnjs) 15086 bytes -845 bytes (5.30%)
Socket.IO 2.1.1 53062 bytes 15953 bytes (cdnjs) 15114 bytes -839 bytes (5.26%)
Socket.IO 2.1.0 53019 bytes 15932 bytes (cdnjs) 15093 bytes -839 bytes (5.27%)
Socket.IO 2.0.4 52419 bytes 15682 bytes (cdnjs) 14849 bytes -833 bytes (5.31%)
Socket.IO 2.0.3 52900 bytes 15915 bytes (cdnjs) 15074 bytes -841 bytes (5.28%)
Socket.IO 2.0.2 52900 bytes 15915 bytes (cdnjs) 15074 bytes -841 bytes (5.28%)
Socket.IO 2.0.1 52804 bytes 15900 bytes (cdnjs) 15059 bytes -841 bytes (5.29%)
Socket.IO 2.0.0 52804 bytes 15900 bytes (cdnjs) 15059 bytes -841 bytes (5.29%)
Socket.IO 1.7.4 134784 bytes 22277 bytes (cdnjs) 30851 bytes 8574 bytes (-38.49%)
Socket.IO 1.7.2 134784 bytes 22277 bytes (cdnjs) 30851 bytes 8574 bytes (-38.49%)
Socket.IO 1.7.1 136467 bytes 22297 bytes (cdnjs) 31190 bytes 8893 bytes (-39.88%)
Socket.IO 1.7.0 136285 bytes 22297 bytes (cdnjs) 31136 bytes 8839 bytes (-39.64%)
Socket.IO 1.6.0 72905 bytes 22297 bytes (cdnjs) 21171 bytes -1126 bytes (5.05%)
Socket.IO 1.5.0 67623 bytes 21323 bytes (cdnjs) 20240 bytes -1083 bytes (5.08%)
Socket.IO 1.4.5 97690 bytes 25680 bytes (cdnjs) 24381 bytes -1299 bytes (5.06%)
Socket.IO 1.4.4 97657 bytes 25672 bytes (cdnjs) 24378 bytes -1294 bytes (5.04%)
Socket.IO 1.4.3 97182 bytes 25549 bytes (cdnjs) 24250 bytes -1299 bytes (5.08%)
Socket.IO 1.4.2 97182 bytes 21479 bytes (cdnjs) 24250 bytes 2771 bytes (-12.90%)
Socket.IO 1.4.1 96693 bytes 21485 bytes (cdnjs) 24244 bytes 2759 bytes (-12.84%)
Socket.IO 1.4.0 96841 bytes 21468 bytes (cdnjs) 24253 bytes 2785 bytes (-12.97%)
Socket.IO 1.3.7 91599 bytes 20264 bytes (cdnjs) 22840 bytes 2576 bytes (-12.71%)
Socket.IO 1.3.6 91538 bytes 20323 bytes (cdnjs) 22651 bytes 2328 bytes (-11.46%)
Socket.IO 1.3.5 91538 bytes 20323 bytes (cdnjs) 22651 bytes 2328 bytes (-11.46%)
Socket.IO 1.3.4 91544 bytes 20325 bytes (cdnjs) 22653 bytes 2328 bytes (-11.45%)
Socket.IO 1.3.3 91999 bytes 20416 bytes (cdnjs) 22784 bytes 2368 bytes (-11.60%)
Socket.IO 1.3.2 90645 bytes 20261 bytes (cdnjs) 22584 bytes 2323 bytes (-11.47%)
Socket.IO 1.3.1 88884 bytes 19895 bytes (cdnjs) 22248 bytes 2353 bytes (-11.83%)
Socket.IO 1.3.0 88884 bytes 19895 bytes (cdnjs) 22248 bytes 2353 bytes (-11.83%)
Socket.IO 1.2.1 87533 bytes 23088 bytes (cdnjs) 21903 bytes -1185 bytes (5.13%)
Socket.IO 1.2.0 82873 bytes 21651 bytes (cdnjs) 20539 bytes -1112 bytes (5.14%)
Socket.IO 1.1.0 81950 bytes 21452 bytes (cdnjs) 20349 bytes -1103 bytes (5.14%)
Socket.IO 1.0.6 80786 bytes 20928 bytes (cdnjs) 19862 bytes -1066 bytes (5.09%)
Socket.IO 1.0.5 80629 bytes 20899 bytes (cdnjs) 19830 bytes -1069 bytes (5.12%)
Socket.IO 1.0.4 78682 bytes 20725 bytes (cdnjs) 19695 bytes -1030 bytes (4.97%)
Socket.IO 1.0.3 78563 bytes 20693 bytes (cdnjs) 19664 bytes -1029 bytes (4.97%)
Socket.IO 1.0.2 78470 bytes 20674 bytes (cdnjs) 19648 bytes -1026 bytes (4.96%)
Socket.IO 1.0.1 78470 bytes 20674 bytes (cdnjs) 19648 bytes -1026 bytes (4.96%)
Socket.IO 1.0.0 78470 bytes 17436 bytes (cdnjs) 19648 bytes 2212 bytes (-12.69%)

Other Projects

There are "super" compressed versions of AngularJS, BackboneJS, Bootstrap, D3, Dojo, Ember, jQuery, Knockout, lodash, React, ThreeJS, UnderscoreJS and Vue available, too.

Or go back to the front page.
Notes: pigz is a fast open source multi-threaded implementation of gzip written by one of the original authors of gzip.
However, when using compression level 11, pigz actually switches to the slower Zopfli algorithm and isn't multi-threaded anymore.
KrzyMOD's extensions to Zopfli offer the highest level of configuration and is therefore used for my brute-force search.
Ken Silverman wrote the closed-source KZIP compression program and Jonathon Fowler ported it to Linux.
Defluff was created by Joachim Henke; DeflOpt is a tool by Ben Jos Walbeehm.

website made by Stephan Brumme in 2015 and still improving in 2024.
all timestamps are displayed in central european time. see my changelog.
no flash, not even images or external css files - and everything squeezed into a single html file.
which was handsomely compressed before releasing it into the wild internet - obviously.

please visit my homepage and my blog, too.
email: minime (at) stephan-brumme.com

All trademarks are property of their respective owners. You know, the boring legal stuff.