radharc is a curated search engine aimed at searching blog posts from RSS and atom feeds. It currently focusses on a feeds for roleplaying (ttrpg), tech, and finance blog posts. You can search specific collections by using the rpg, tech, or finance pages.

You can see the list of feeds indexed here. Additional sources can be found on the about page.

Latest Posts

Sewer Connectors (2026 A)
So many sewers have shown up on the blog over the years, plus the ones I drew for Dragonheist (which ... Continue reading →
Dyson's Dodecahedron
February 04, 2026
Wednesday Comics: DC, May 1985 (week 1)
My mission: to read DC Comics' output from January 1980 (cover date) to the end of Crisis . This week, I'm looking at the comics that were on stands in the week of February 7, 1985. This first week marks ...
From the Sorcerer's Skull
February 04, 2026
Delineating Overarching Character Traits
A technique for creating unique and interesting characters that makes their cultures more rich and detailed. Simple but comprehensive. I was reading something on Quora the other day about how Deep Space ...
Campaign Mastery
February 04, 2026
Run games for Pelgrane at Gen Con 2026!
We’re looking for GMs to run our games at Gen Con 2026 in Indianapolis! If you’re interested in joining our in-person GM crew at Gen Con, please email gamemasters@pelgranepress.com (click here to open ...
Pelgrane Press Ltd
February 04, 2026
How To Fix A Dull Setting (Without Writing More Lore)
A great way to craft and maintain a consistent atmosphere without the heavy prep. I’m experimenting with a Sensory Bible for my Obsidian Invictus campaign to solve a specific problem. How to keep the vibe ...
Roleplaying Tips
February 04, 2026
Retrospective: Shadowdale
Since I alluded in yesterday’s post to a shift in how TSR approached the Forgotten Realms, it seems worthwhile to examine the point at which that shift became unmistakable: Shadowdale , the 1989 AD ...
GROGNARDIA
February 04, 2026
Secret Information In Domain Games - Handle With Care
tl;dr: espionage and information warfare in domain games needs to be handled with care to avoid slowing the game and diminishing player agency. A point raised in Infernal Pacts Cataphracts retrospective ...
Seed of Worlds
February 04, 2026