The Digital Middle English Dictionary can be consulted, but you need an institutional license to consult it freely. The Corpus of Middle English Prose and Verse , from the Humanities Text Initiative at the University of Michigan, includes a simple search programme. Contact Susan Pintzuk . The Internet Medieval Sourcebook , widely used in the USA and the UK, is frequently updated. The 'Sourcebook' has outlines of courses on, for example, Old and Middle English literature and language and includes help for students on writing essays and advice on applying primary sources.
Permission is given to teachers to download and copy the relevant material in a course pack.
The 'Sourcebook' gives access to many medieval texts and works like a palimpsest with layer upon layer of information. On-Line Reference Book for Medieval Studies . At the same site is the ORB Encyclopaedia which has a vast range of essays listed alphabetically. The Labyrinth will then take you deeper into that section. If one wishes, then one can skip to Anglo-Saxon texts and download any work from the entire Old English poetic corpus or selections of prose.