Free Stuff
Palace of the Silver Princess for Cairn (via itch.io)
Papermau collects paper models from all over the world on the blog
A collection of materials regarding Tony Bath and his seminal Hyboria campaign (Tiny Tin Men)
Random Tables
Random Insults (Dawn Fist)
City, Station, Place and Craft Generator for The Galactic Realm of the Hyperspace Sea (The Lizard Man Diaries)
GM Aid
53 DM tips, tricks and hacks (Dawn Fist)
Finding VTT maps (DM Micycle)
Thoughts on PC Death and how to use it in a campaign (Dweller of the Forbidden City)
Floating Islands Should be Weird (The Pastel Dungeon)
OSR Playstyle 101 (Widdershins Wanderings)
Simple Poison Rules (Whose Measure God Could Not Take)
Generating Elevation in a Hexcrawl (Traveler’s Rest)
Podcasts
Monster Man is a podcast about monsters (Monster Man)
Other
Tim is hosting the RPG Blog Carnival this month (The Other Side)
BB’s blog shows off the 28mm library he is making with 14.000 unique mini books (BB’s Blog)
Dice Folklore (Stuffed Crocodile)