Please see below e a number of free language resources that can be helpful on biblical translation. While they can't replace reference works but can assist you in your studies.
STEP Bible: allows you to search scripture passages from multiple versions and translations.
Scholar's Gateway: allows you to search scripture passages or words using public domain editions of the biblical text, and parses words.
TheBible.org: allows you to search scripture passages and displays parallel versions.
Bible Hub: allows you to search by keyword or passage from multiple versions and translations of the Bible.
Bill Mounce: author of Basics of Biblical Greek and other textbooks, has a number of instructional resources on his website.