Марк, Aviasales Mobile

проектирование

balsamiq.com/
gomockingbird.com/
fluidui.com/
popapp.in/
invisionapp.com/
marvelapp.com/

фриби

thefreebiebay.com/
webdesign-freebies.tumblr.com/
fribbble.com/
www.sketchappsources.com/
freebiesbug.com/
bestpsdfreebies.com/
freebiesgallery.com/

сетка

grids.club/
modulargrid.org/#app
960.gs/
www.ravelrumba.com/photoshop-grids/

цвета

color.adobe.com/create/color-wheel/
coolors.co/intro/
paletton.com/#uid=1000u0kllllaFw0g0qFqFg0w0aF
colourlovers.com/palettes
colourco.de/

шрифт

Suitcase Fusion
google.com/fonts
medium.com/@behancerussia/165adf0dfc02
fontface.ninja/
myfonts.com/WhatTheFont/

иконки

iconmonstr.com/
flaticon.com/
thenounproject.com/

анимации

medium.com/@pasql/transitional-interfaces-926eb80d64e3
capptivate.co/
sixux.com/
easings.net/
pinterest.com/jvetrau/gestures-transitions-animations/
beyondkinetic.com/motion
vk.com/motiongraphics

framerjs.com/
pixate.com/
quartzfordesigners.ru/

«зеркало»

isux.tencent.com/app/psplay
markushintersteiner.at/pixl-preview/
bohemiancoding.com/sketch/features/#mirror
bjango.com/mac/skalapreview/

фото

thestocks.im/
mazwai.com/#index
500px.com/
flickr.com/

примеры

chromeexperiments.com/
csswinner.com/
cssdesignawards.com
thefwa.com/
awwwards.com/
vk.com/cinema_4d

dribbble.com/
pttrns.com/
behance.net/
mobile-patterns.com/

обзоры

littlebigdetails.com/
smashingmagazine.com/
firsttimeux.tumblr.com/

стили и трюки

glyphter.com/
brusheezy.com/patterns
subtlepatterns.com/
snazzymaps.com/
cssdesignawards.com/articles.php
felixniklas.com/dimensions/

гайдлайны

developer.apple.com/design/
google.com/design/
dev.windows.com/en-us/design
iosdesign.ivomynttinen.com/

шаблоны

readymag.com/
tilda.cc/ru/
squarespace.com/

блоги

medium.com/@behancerussia
sebastien-gabriel.com/
blog.mengto.com/
ivomynttinen.com/blog/

FB: Mark Martemianov
спасибо