While not a free PDF, Paul Smith’s translation is the most comprehensive English collection of Qays’s qit'as (short poems). The Legend of the "Madman"
Qays ibn al-Mulawwah , widely known as (Layla’s Madman), is the most iconic figure in Arabic romantic poetry. His verses, composed in 7th-century Bedouin Arabia, defined the genre of "Udhri love"—a pure, obsessive, and tragic devotion. Where to Find Qays ibn al-Mulawwah Poems (PDF Links) qays ibn almulawwah poems pdf link
Qays belonged to the Banu 'Amir tribe in the Najd desert. His story is one of the oldest "star-crossed lovers" narratives, often cited as a precursor to Shakespeare’s Romeo and Juliet . While not a free PDF, Paul Smith’s translation
If you are looking for digital collections of his work, here are the primary sources available online: Where to Find Qays ibn al-Mulawwah Poems (PDF
Available on Scribd , this document provides a thematic overview of the legend along with specific poem translations.