The Atlas of Pidgin and Creole Language Structures Online: Provides expert-based information on 130 grammatical and lexical features of 76 pidgin and creole languages from around the world.
Ethnologue: This site has language maps for every single known language. Every one. You can search by language name, family or country.
Glottopedia: The free encyclopaedia of linguistics
IPA Palette: A Unicode input method for Mac. It allows users of OS X 10.5 and later to insert IPA symbols in any Unicode-enabled text field or editor.
Lexicity: The first and only comprehensive index for ancient language resources.
OLAC Language Resource Catalog: This catalog provides access to a wealth of information about thousands of language, including details of text collection, audio recordings, dictionaries, and software.
The Language Index: This YouTube channel exhibits the languages of the world. It is connected with the two platforms developed by the Virtual Linguistics Campus team of Marburg University, Germany: The Virtual Linguistics Campus and the Language Index.
The Linguistics List: Dedicated to providing information on language and language analysis, and to providing the discipline of linguistics with the infrastructure necessary to function in the digital world.
Type IPA Phonetic Symbols: This link is for English, but the site has IPA keyboards for a bunch of other languages.
The Virtual Linguistics Campus: This YouTube channel hosts hundreds of educational videos that are interconnected with the E-Learning units on the Virtual Linguistics Campus, the world’s largest E-learning platform for linguistics hosted by Marburg University, Germany, but can also be used as stand-alone instructional videos.