- Dictionaries
- Logeion Multi source dictionary with the very useful DMLBS
- Wiktionary
- Whitaker's WORDS online. Handy terminal/console program, if a bit lacking in definitions.
- Orthography
- Abbreviation Lookup - Cappelli Online at Zürich University's Ad Fontes Site
- Ad Fontes at Zûrich University Contains tutorials and exercises for transcription and reading manuscripts.
- Letter and text Archives