General Tech Talks

• GOTO Conferences - Recordings of GOTO Conferences
• O'Reilly Video Training
• Codegram Technologies - Recordings from Full Stack Fest 2015, Future JS 2014 and Barcelona Ruby Conference 2012 - 2014
• FOSDEM - Recordings of FOSDEM 2008 - 2012
• dotconferences - Recordings of dotconferences
• NewCircle Training
• O'Reilly
• LeWeb
• Strange Loop - Recordings of Strange Loop 2014/2015
• Association for Computing Machinery (ACM) - Recordings from ACM Conferences

Specific Topics

Object-Oriented Programming

• ECOOP 2015 - European Conference on Object-Oriented Programming

Databases

• Jens Dittrich - Prof. Jens Dittrich talks about Databases

Computer Security

• DEFCONConference
• CCCen - Chaos Computer Club
• RSA Conference - RSA Conference
• Black Hat - Black Hat Conference

Linux

• Red Hat Summit - Red Hat Summit
• CNCF - CNCF, mostly Kubernetes related

Networking

• Open Networking Summit - Open Networking Summit

Machine Learning

• BayLearn - Bay Area Machine Learning Symposium
• Dan Van Boxel - Livecoding with python and tensorflow
• Data School - Hands on Tutorials about Machine Learning
• What's AI - New papers covered in a short time and tutorials about machine learning basics

Entreprenuer

• Google for Entrepreneurs
• Y Combinator - Recordings of Startup School
• This week in startups - Interviews of famous Silicon Valley founders and investors.

App Development

Android

• Andrew Ruffolo - Tutorials about Android
• Android Hive - Tutorials about Android

iOS

• MadApper - Tutorials about iOS Apps in Swift
• Paul Hudson - Tutorials about iOS Apps in Swift
• Ben Johnson - Tutorials about iOS Apps in Swift
• ArcheTapp - Tutorials about iOS Apps in Swift
• CodeWithChris - Tutorials about iOS Apps in Swift
• Paul Solt - Tutorials about iOS Apps in Swift
• Brian Advent - Tutorials about iOS Apps in Swift
• Skip Wilson - Tutorials about iOS Apps in Swift

Functional Programming

• LambdaConf 2015

Programming Languages

HTML/CSS/Javascript

• Falsy Values - Recordings of Faly Values 2015
• W3Conf - Recordings of W3Conf
• SFHTML5 - Recordings of SFHTML5
• LevelUpTuts - Tutorials of Polymer, Magento, React, etc.
• Javascript Plante - Various Talks about Javascript
• TXJS - Recordings of TXJS 2015
• Nordic.js - Recordings of Nordic.js 2014/2015
• CodersGuide - HTML/CSS, Phonegap, Bootstrap3 Tutorials
• DevTips - Vlogger, CSS and Hands on Web Development Tutorials
• HTML Toronto - Recordings of HTML Toronto
• CSS-Tricks
• LearnCode.academy - WebDev Tutorials
• Webdirections - Recordings of Webdirections Conference
• Paul Irish - Google Chrome Developer
• Adam Khoury - JavaScript, PHP, SQL, HTML, CSS and more.
• JSConf - JSConf
• Funfunfunction - Front-end Dev , Vlogs (mostly) about Javascript
• Nodevember - Recordings of Nodevember 2014/2015

Clojure

• ClojureTV - Clojure

Java

• JavaOne - JavaOne Conference

Go

• Gopher Academy - Focused on the education of developers and the promotion of the Go programming language.
• Golang UK Conference
• JustForFunc - Programming in Go; Small projects and code reviews.

Python

• PyCon 2015
• PyCon 2014
• EuroPython
• PyCon Italia
• PyCon Ukraine
• PyCon Sweden
• PyData
• MontrealPython
• PyCon Canada
• PyCon Japan
• PyCon Taiwan
• PyCon Australia
• PyCon Poland
• PyCon Germany
• Next Day Video

Ruby

• RailsConf 2016
• RubyConf 2015
• RubyConf 2014
• RubyKaigi

Swift

• Swift Language - Official channel of Swift

C++

• CppCon - Recordings of CppCon
• Meeting C++ - Recordings of Meeting C++ Conference
• BoostCon - Recordings of BoostCon

PHP

• Codecourse - PHPacademy/Codecourse

Perl

• YAPC NA - Yet Another Perl Conference (North America)
• YAPC EU - Yet Another Perl Conference (Europe)
• YAPC Asia - Yet Another Perl Conference (Asia)

Erlang

• Erlang Solutions

Various Languages

• Derek Banas - Introductory programming videos and tutorials.

Official Channels of Software Companies or Software Tools

• NodeJS - Official channel of Node.js
• Spring Framework - Offical channel of Spring
• LLVM - Offical channel of LLVM
• Google Chrome Developers - Official channel of Google Chrome Developers
• Twitter Dev - Official channel of Twitter Developers
• Meteor - Official channel of Meteor
• Twitter University - Offical channel of Twitter Talks
• NVIDIADeveloper - Offical channel of NVIDIA Developers
• Parse - Official channel of Parse
• AngularJS - Official channel of AngularJS
• Yahoo Developer Network - Official channel of Yahoo Developer Network
• LinkedIn TechTalks - Official channel of LinkedIn TechTalks
• Facebook Developers - Official channel of Facebook Developers
• Google TechTalks - Official channel of Google TechTalks
• Google Developers - Official channel of Google Developers
• Android Developers
• Mozilla Hacks - Official channel of Mozilla Hacks
• The Go Programming Language - Official channel of Go
• Docker - Official channel of Docker

Non-technical

• Nat and Lo - 2 Googlers exploring different Google Projects
• DLD Conference
• Computerphile
• The Accidental Engineer - Interviews with engineers about how they started their careers