- 2015-04-04 Wiki-Award 2015 Ceremony, Moscow.
- 2015-04-04 .. 05 Master class for pupil, Norilsk.
- 2015-04-07 Seminar for professors and students of Russian cooperative university, Ufa.
- 2015-04-07 Talk for journalist students of Bashkir state university, Ufa.
- 2015-04-08 Talk and master class about Wikipedia, VDNKh, Moscow.
- 2015-04-21 Talk “Wikipedia and its participants” at all-Russian “Internet and sociocultural transformations” conference, Moscow.
- 2015-04-22 Talk “Public domain and copyright” at RIF+KIB Russian Internet Forum, Moscow Region.
- 2015-04-24 Meeting with Bashir state university professors.
- 2015-04-24 .. 26 Main events of Wiki-Sabantuy, including show, International scientific and practic conferences “Wikipedia and information society”, and Wiki-expedition, Ufa.
- 2015-04-27 Contest on articles about social enterpreneurship started.
- 2015-04-28 Workshop “Content translation” at Yandex, Moscow.
- CEE Spring contest in progress since March, 21.
- Uznay Moskvu (Know Moscow) contest in progress since March, 25.