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OSR

"Old School Renaissance" or "Old School Revival." Tabletop RPGs that are inspired by the early tabletop RPGs of the 1970s

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Supplement

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Latest
tagged OSR and Supplement (146 results)

146 results

Explore physical games tagged OSR and Supplement on itch.io · Upload your physical games to itch.io to have them show up here.

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Surviving Machine Parts
$8
In bundle
A high risk/high reward cybermod supplement for Mothership
Zach Hazard Vaupen // Emo Sludge
Tinkermaus
A gadgeting and technomaging supplement for Mausritter
Gilbals
RELICS REMASTERED
$5
-50%
Over 200 pages of system agnostic tables, encounters, npc, villains and more.
DNGNCLUB
Moledro
Nomes em português medieval para CAIRN
Marcos Miotti
Myth Borg (Eng/Es)
Mörk Borg Gods Supplement
Ambushulhu
DEATH TIMER 1
ShadowDark House Rules Supplement
DM Sam
DEATH TIMER 2
ShadowDark House Rules Supplement
DM Sam
Random I Am
Hungry and thirsty pirates easily lose focus. Remedy this with a pair of random tables dedicated to grub and grog!
eldagaming
CRO: GROUP 216
A time-bending miniboss squad for FIST: ULTRA EDITION
Levi MH
Dice flowers
Alternative to hex-flowers but with tables
Mats
Assorted Prisoners of the Pit
$1
A supplement, splattered with OIL.
Rookery Games
Adventuring Mice
Minimalist Classes for Mausritter
A Frank
Seas of Sand
$25
desert-ocean toolbox setting guide
Sam Sorensen
Mouse Borg
Mörk Borg Class and Follower Supplement
Sapphire Fox Art Studios
Time After Time
$12
time-traveling Mothership adventure
Sam Sorensen
The Thimbynomicon
A totally serious hireling add-on designed for Mausritter
Gilbals
Death, Injury, and other Inconveniences
Revised death and massive damage for Songbirds 3e
Personable
D6URF
A supplement to play DURF with just a six-sided die.
Pasquale "Pico" Buonomo
Mausteader
A small resource of Mouse-Sized Towns, designed for Mausritter.
Gilbals
CY_BORG: Metaphysical Squatter
$2
An optional character class for CY_BORG
Zach Hazard Vaupen // Emo Sludge
Forged In (the) Shape (of) Titans
A fast and loose mecha rules zine for FIST ultra edition
Levi MH
G.U.T.S.
New traits and weapon tags for FIST inspired by various songs
Jules Ampere
5 Free Distress Calls for Space RPGS
Paper Dice Games
Building Burrows
Building Settlements in Mausritter
A Frank
Mage Rats - a Magic-User Supplement to Maze Rats
A wizard-focused supplement to Maze Rats
OakForTheVines
TOO DARK
A Depth Crawl for Sword & Backpack
KNUCKLEPUNK GAMES
Mend Buttcrack Sourcebook for Shadowdark
A curious supplement for Shadowdark RPG / OSR
Zin, O Bardo
Grimoire of Testicular Torsion for Shadowdark
A grotesque spellbook for Shadowdark RPG / OSR
Zin, O Bardo
The Golem Master (A class for use with OSE and other old-school ttrpgs)
​Play the role of the mad creator with this class for OSE!
Madison
Occult Space Ravens: FORGE Edition
Smol ravenfolk in an post-apocalyptic world
xiombarg
Hansen Expansion
$5
An unofficial expansion to the rules of Mausritter
shmalexhansen
Rangers of the Midden Vale - Petites divinités
$2
20 petites divinités pour Rangers !
Lubuwei
Rangers of the Midden Vale - Small Gods
$2
20 small gods for Rangers !
Lubuwei
The Magus (A class for use with OSE and other old-school ttrpgs)
Create and wield powerful spells with this open-magic class for OSE!
Madison
The Adventurers Guidebook
Some optional rules for TTRPG's including travel, foraging and crafting
MrMorham
Tome of Threads and Bonds
$6
Cooperative spell system for old school RPGs (OSRs) and modern fantasy RPGs.
Luciano Dalbert
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