Aligner - Publish multilingual content with your team
Localizer - Free self-hosted open-source crowd-translating service
Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
LocaleData - Simple translation management platform for Ruby on Rails apps.
LanguageBot - Real time language translations for Slack teams
Lokalise - Localization tool for software developers. Web-based collaborative multi-platform editor, API/CLI, numerous plugins, iOS and Android SDK.