Calibre Obscura publishes open-source research on weapons used in conflicts, focusing on the Middle East and extending to Africa. Issues include operator interviews, equipment analysis and multi-part studies of armed groups' arsenals.

Posts on Iraq, Syria and jihadist groups, covering developments such as foreign fighter factions in Idlib, pro-Islamic State online networks and the fate of Assad-era militia leaders. The author also writes on medieval Latin and Arabic texts, drawing on primary sources and personal contacts.

A newsletter publishing essays, analysis and field reporting on Middle Eastern politics and society, written by outside contributors with regional expertise. Recent issues cover jihadist violence in the Sahel, Syria's political transition, and Palestinian refugees rebuilding in Syria.

Jihadology+ is a niche newsletter offering primary source documents, original analysis and translations on jihadist movements and related political developments. Recent issues cover Syria's transition under new leadership, a chronological diary of events there, and the Taliban's diplomatic engagements.