OpenDyslexic is an Add On for Chrome and software that you can download to your computer. It allows users to change the font of websites and documents into a font that is easier to read and distinguishes between letters that can be easily confused. The images below show a BBC article with and without OpenDyslexic. 

Read and Write is an extension for the Chrome web browser. There are basic and premium features including: highlighting text, have text read to you, translate text, record a reading, use a picture dictionary, and use speech to text. The video below includes a brief tutorial on accessing the add on and using it on a BBC article.