links

• dnd retroclones

blogs

• grognardia
• bastionland
• coins and scrolls
• prismatic wasteland
• grave robbers guide

basics

• quick primer for old school a quick introduction to playing original d&d
• ose basic rules free basic rules for old-school essentials (ose)
• dnd 5e basic rules free basic rules for players
• dnd 5e dm basic rules free basic rules for dungeon masters

advice

• sage advice Q&A about dnd 5e rules
• Using the OGL Using the OGL

publishers

• necrotic gnome produces old-school essentials (ose)

other articles

• old scousers house rules for ose
• Random table of the week house rules for ose

dice

• anydice great for calculating dice odds

other tools

• encounter adj for lost mines of phandelver recompute encounters for different quantities of PCs
• random X generator lots of tools to generate names, items, maps, locations etc
• one page dungeon a random generated dungeon with some hooks to items within
• randon map generator random generated may with location names
• generators for ose
• rimspace planet generator for mothership and similar

srds

• bfrpg srd
• ose srd
• list of rpg srds

errata

• 5e errata
• ose errata