We are glad to present the first 2018 release of OpenCV, v3.4.1, with further improved DNN module and many other improvements and bug fixes. Overall, about 250 patches have been integrated and over 200 issues have been closed since OpenCV 3.4.0. See the changelog for details.

Big thanks to everyone who contributed:

opencv

Alexander Alekhin, Dmitry Kurtaev, Li Peng, Maksim Shabunin, Fangjun Kuang, Vitaly Tuzov, luz.paz, Namgoo Lee, Tomoaki Teshima, Arjan van de Ven, Glue Crow, LaurentBerger, Sayed Adel, Suleyman TURKMEN, Alessandro de Oliveira Faria (A.K.A.CABELO), Arthur Williams, Gregory Morse, Hamdi Sahloul, Pavel Rojtberg, Rostislav Vasilikhin, Steven, Woody Chow, berak, csukuangfj, oqtvs, victor-ludorum, wxzs5, Aaron Bray, Aditya Rohan, Alexander Nesterov, Ali Sentas, Ce Zheng, Chris Hall, Coralie RACHEX, Csaba Keszegh, David Koller, Elena Gvozdeva, Eric Wang, Erik Man, Florian Echtler, GlueCrow, Harshal Nishar, Jozef Mlich, Jun Zhao, Li, Peng, Mark Harfouche, Moshe, PalkoNazar, Patrik Huber, Philipp Hasper, Ryo Suzuki, Rémi Ratajczak, SarenT, Stanislaw Halik, Sui Libin, Tom Becker, Travers, Vinay Sharma, Ya-Chiu Wu, catree, denmatfoton, elenagvo, jasjuang, mworchel, razerhell, sergeybe, take1014, tobycollins, woody.chow, yuki takehara

opencv_contrib

Pavel Rojtberg, Hamdi Sahloul, Alexander Alekhin, KUANG Fangjun, Maksim Shabunin, Vitaly Tuzov, berak, catree, Adam, Andrej Muhič, Fangjun Kuang, John Cant, Kv Manohar, Plamen Dimitrov, Suleyman TURKMEN, Yujun Shi, adrianheron, caseymcc, klchang

Download

As usual, the latest version can be cloned from github: https://github.com/opencv/opencv/tree/3.4.1 or downloaded in a form of binary package in the case of Windows, Android or iOS from SourceForge:

Windows self-extracting archive: sourceforge

iOS framework: sourceforge

Android SDK: sourceforge

Yours truly,
OpenCV dev team