jason_c_o
Right now I'm just on here for indie games, fan games, tabletop RPGs, and worldbuilding.
Below are some collections of games, books, and tools that I enjoy or think are interesting. Use them to fuel your own adventures.
Walking Sims & Peaceful Exploration
Dive into the void through an ever changing infinity, pull back and glide to hold the moment, and make it last.
Throw Rocks Plant Trees. Ambient slow game for casual creators. Countryside exploration and creation.
A section of quiet wilderness from the northernmost part of New Zealand's south island.
Simulation
Visit the world map of the SNES classic in stunning Virtual Reality
Virtual Life-sims and Terrariums
A toy ecosystem with fully simulated genetics and evolution.
Simulation
Procedural Exploration - Games & tRPG
A cosy roll-and-write game in which you create your own fantasy map!
Roll-and-write boardgame where you create a pretty forest park
A turn-based exploration RPG where you lead a party of travellers as they go beyond the horizon.
Role Playing
Art/books
A small zine of strange plants for Vaults of Vaarn
A tiny artpack for VoV
A short animation from the world of Vaults Of Vaarn
A 28 page bestiary cataloguing various alien lifeforms in a small forest clearing.
A collection of art and stories from the community of the Wildsea RPG
Like a moth to a flame.
An illustrated journey through The lands Between
An illustrated zine based on various dreamscapes.
A quarterly zine collecting the artwork of Helvetica Blanc.
Free illustration pack for dark fantasy & OSR projects.
Some Art I Made Inspired by Vaults of Vaarn
image pack of science-fantasy madness
Science-Fiction, Fantasy and Science-Fantasy drawings potentially suitable for use in a Vaults of Vaarn campaign.
image pack for science-fantasy madness
14 illustrations to use in your own tabletop projects!
145 monster illustrations with stats for Cairn (PNGs included)
New mushroom creatures in the forest - jellyfish!
sketches from my desk
Artistic themed Poker deck for your games.
tRPG - Solo / Journaling
A solo-journaling game of civil war in a fantasy realm
The Second Edition of the Mythic Game Master Emulator updates the ground-breaking 2003 ruleset.
A System-Agnostic Solo RPG Engine
A solo rural horror journaling RPG about alien encounters, abduction and government secrets.
A dark fantasy poker-hand playing card RPG played in 30 minutes or less
Build a tiny village beneath the towering grass of a vast garden
Dark Fort-Esque Micro Crawl Across a Hostile Alien World
Explore the Dying Lands Alone - One-Shot or Campaign Play!
A guide to play Wanderhome solo!
A Solo Strategic Roleplaying Game
Small games for slow days, hidden lives, and quiet wonder.
A solo souls-like mech TTRPG
A compilation of 200 adventure hooks to help you kick off storytelling in any fantasy tabletop roleplaying game.
The Apocalyptic Mystery TTRPG
The Cozy-Dark TTRPG of Magical Jams
A solo journaling game of ambling through the borderlands
Solo Sci-fantasy Solarpunk Journaling adventure mashing 24XX, Ironsworn and The Adventurer
A solo exploration TTRPG in fey country
A tool for those who dream of fantastic worlds and the creatures that inhabit them
Role Playing
tRPG - Worldbuilding
Systems to build settings, or building a setting is a major component of play.
Collaborative setting creation for fantasy worlds.
A solo map-making and world-building journaling TTRPG.
a deep time journaling game.
A worldbuilding journaling game told through museum exhibits.
Roll-and-write boardgame where you create a pretty forest park
we breathe life into this city together
we understand the power of that which came before us
Collaborative Worlbuilding Procedure for TTRPGs
A Lean Method for Building Story-Ready Worlds
A solo ttrpg map making game
A tarot-based solo ttrpg about a map and its creation.
Laws tell you what a society is like. A short fast world-building game.
A worldbuilding tabletop rpg exploring the imprecision of maps
A cosy roll-and-write game in which you create your own fantasy map!
GMless collaborative TTRPG to build an antagonist or an ally
A short, GMless collaborative setting builder for your next TTRPG campaign.
GMless game of tragic, broken soldiers trying to get Home in the apocalypse.
A solo journeying game for character creation
A solo / GM-less ttrpg of map making and discovery
A collaborative history-building game about borders and small communities.
tRPG - Agnostic Oracles, Tables, & Generators
Tables to prompt you and help you make decisions. Or make decisions for you.
A pocketfold zine of generators and question aids
Six d20 table sets for game masters. Villains, traps, curses, plot twists, prophecies, and legendary artifacts.
A Downloadable Game Table for FRONTIER SCUM
Printable deck of cards for procedurally generating derelict sci-fi ship interiors
An italian village name generator
Roll. Read. Run. A no-prep toolkit for busy GMs.
A system for random weather in TTRPGs
A simple system for designing a coat of arms for an RPG character.
Legendary Beast Generator
Artifacts perfectly in-tune with the dying world of MÖRK BORG.
A random table of people who probably hate your guts. Compatible with Mörk Borg and other grimdark-ish settings
Random names, honorifics and origins for gothic-inspired settings
Turning Vague Encounters Into Stories
One of your players rolled a 4 – how are you going to describe what just happened? Look no further.
An oracle designed to inspire storytellers with over 40,000 narrative possibilities
Build flawed, haunted, and painfully human characters with this table-driven demo.
A Half-Dozen Random Tables for the Cairn Forest Jam
Generator of everyday tasks for the idle RPG adventurer
Create unique books found in dungeons, libraries, museums, or anywhere else books might be discovered.
tRPG - Agnostic Supplements
System agnostic lore, settings, bestiaries, etc.
a pulp fantasy adventure location
A bestiary of critters that are not monsters for fantasy rpgs. Still can be quite the challenge, though.
Wilderness Horror Setting for D&D and the OSR
A zine about bringing the greasy beauty of street food to your urban rpg adventures.
tRPG - Agnostic Subsystems
Mechanical systems you can use in tandem with any game.
A 1-page alternative to travel sequences in TTRPGS
Generators - Online
Generates a portrait and details for an NPC in an oldschool low-magic fantasy setting.
Run in browser
A generator for creating minimal topographic style maps. Created for ProcJam 2016
Run in browser
Run in browser
A generator that procedurally generates vintage maps of fantasy star systems
Run in browser
Run in browser
Generate kingdoms and build villages with a press of a button in this Procedural Kingdoms Generator. #ProcJam 2019
Simulation
Play in browser
Generators - Download
A program that generates Metroidvania world layouts
Generate kingdoms and build villages with a press of a button in this Procedural Kingdoms Generator. #ProcJam 2019
Simulation
Play in browser
A little world generator tool that creates continents from rock you draw on the planet's core.
A procedural city generator with sheeps and market place!
Tools - tRPG
A toolkit for DMs whose worlds go quiet the moment players stop paying attention.
A Standard Notation for Group RPG Session Logging
A Standard Notation for Solo RPG Session Logging
A short explainer on how to use tracker beads in your tabletop RPG games.
On ways to make useful diagrams of your plural group.
A free Major Arcana tarot cards in pixel art. Inspired by Marigold Tarot.
Classic tarot major arcana cards in pixel art - mocochrome version
Just a set of tarot major arcanas with cute cats :3
A Toolkit For Creating Single-player Exploration Games
Tools - Fun & Useful
A comic book reader and converter for CBZ, CBR, CB7, EPUB, FB2, MOBI 7 and PDF files.
Redstone-style logic: wires, torches, and chips of your own making.
Simulation
Play in browser
A guide and templates for making your Itch pages look awesome.
Blank six-mile hexmaps of Terra
a how-to zine! learn how to make glitch art~
Run in browser
A simple and effective grid-based mapping tool to help you set the scene for any battle.
Run in browser
Assets - Papers & Printouts
Print & Fold dot-grid sketchbook. Take notes! Draw maps! Add notes to the maps!
Printable Hexcrawl Sheets for your tabletop RPG games
Printable isometric sheets for dungeon planning.
Print & Fold isometric sketchbook
Printable Sci-Fi sector sheets
Printable campaign planner sheets for Sci-Fi TTRPG adventures.
Printable dungeon planner template for Dungeon23
The Blank Pocketmod Spellbook is a ultra-compact, foldable spell tracker, compatible with your favorite TTRPG system!
A digital created pdf of a blank 8x11 sketchbook
10 ready-to-play cosmic horror case files & customizable 1920s vintage templates for Cthulhu & Delta Green RPGs.
Virtual tabletop RPG radar screen assets for spacecrafts
Assets - Fonts & Typefaces
Nixie tube, Nimo tube, and 7-segment display layer fonts!
accessible and customisable dice fonts
Galli Linear V2 is a font based on Loren Sherman’s Gallifreyan.
The language of angels, now a pixel font!
Type a flying ship!
Continuous Line Typeface
Pixel Style Font Family (.ttf, .otf)
Monospaced Font (2 styles)
MoRk DuNgEoN ~ a font inspired from real medieval manscripts made grim.183 character basic latin
Assets - Symbols
A simple table to roll random heraldry from the 15th Century Stemmario Trivulziano
Heraldry pixel-art asset
Public domain heraldry art from victorian books
Icons for your roleplaying game products
70+ Collection of dungeon assets in .png format under CC0.. Ready for use in DungeonScawl or an equivalent tool.
Collection of dungeon assets in .png format under CC0 for your map making desires.
Inspired by old school dungeon maps and modules .png formatted Symbols under CC0 Free to use.
Inspired by old school blue dungeon maps. png formatted. Symbols under CC0 Free to use.
Collection of CC0 Naturepng assets for use in DungeonScawl, equivalent tool or even game design.
Inspired by old school cave maps and modules .png formatted Symbols under CC0 Free to use.
Inspired by old school cave maps and modules .png formatted Symbols under CC0 Free to use.
Inspired by retro Sci-fi maps and deckplans .png formatted Symbols under CC0 Free to use.
A set of logos for systemless tabletop rpgs
Free badges for use with system neutral ttrpg products
A simple logo for your system-agnostic projects.
Solid TTRPG badge for system agnostic publications
Assets - Characters & Creatures
Character standees suitable TTRPGs or table top war games.
Science Fiction TTRPG Tokens Free
60+ tokens with images from CY_borg
Freaks for RPGs
50 lowrez pixelart portraits in 8bit style
Free Top-Down Goblin Character Pack for your Video Games
Expansion for Time Fantasy RPG assets- mini versions of characters.
Character portraits for your sci-fi games!
Free character with animations for your game!
Monstorous creatures face parts for RPG Maker projects
Pixelart undead characters for RPG maker MV/MZ or another
HUMAN JRPG battlers characters pack (free assets included)
RPG monsters pack in pixelart style for JRPG games & RPGMAKER
Assets - Items & Weapons
Public Domain RPG transparent item images.
Icons for your TTRPG / Visual Novel / Tabletop Game
Free Icons for Mine Location Pixel Art for your game projects
Free Fire & Water Magic Spell Vector Pack for your Video Games
Free Paint Pixel Art Icon Pack for your game projects
Free Boots Icon Pack for your game projects
Free RPG Hunting Game Icons for your game projects
Free Goblin Loot Pixel Icons for your game projects
A starship-themed asset pack!
Every free pack from the Pixel Fantasy RPG Icons series, put together into one consolidated sheet.
A 16x16, 32x32 and 64x64 beautiful armor and accessories icon pack for your game to use
128 16x16, 32x32 and 64x64 beautiful garment icon pack
Cool Games
DMCA's Sky is a game about exploration and survival in an infinite procedurally generated universe.
Platformer
Games - Fan Games
Manic Miners: the Rock Raiders remake you've been waiting for.
Strategy
This is a vibe-port of Commander Keen 1 to Sega Master System using Claude Fable 5
Platformer
A vibe-port experiment converting Jill of the Jungle from MS-DOS to Sega Master System, using Arena
Platformer
This is a very earrly W.I.P. vibe-port of Jazz Jackrabbit to run as a Sega Genesis / Mega Drive ROM, using Arena
Platformer
Turn-based tactics with a hacker theme and puzzle elements
Strategy
Play in browser
Race through the gothic city streets and beyond in this PS1 inspired horror kart racer!
Racing
A 16-bit homebrew remake of Mega Man 4 for the Sega Genesis
Platformer
A remake of the text-only Super Star Trek but with the look & feel of Star Trek: 25th Anniversary
Strategy
Play in browser
Pico 8
Fight against evil forces with sword and magic!
Role Playing
Play in browser
A set of PICO-8 carts to help someone learn various game development concepts.
You have been drawn to a mysterious place, what secrets does it hold?
Adventure
Play in browser
An idle crafting game inspired by games such as Forager and Minecraft made in PICO-8
Survival
Play in browser
Barbarian remake with a Masters of the Universe's makeover for pico-8
Fighting
Play in browser
Recommended Purchases - tRPG
To keep this list as thin as possible related material is not included.
Science-fantasy tabletop RPG adventures on a psychedelic dying earth.
A mapmaking game about a journey at sea
Fractal Game of Epic Histories
The Cozy-Dark TTRPG of Magical Jams
tRPG - Microscope
Build a history-spanning conspiracy and then unravel it
An unofficial Microscope expansion for making a dynamic map of your timeline.
A fractal game of histories and people
New ways to play Microscope
Fractal Game of Epic Histories
Tell a story and make a map in this hack of Microscope
tRPG - Vaults of Vaarn
Science-fantasy tabletop RPG adventures on a psychedelic dying earth.
Tabletop RPG zine, set on a psychedelic dying earth.
RPG adventures in a psychedelic blue desert
Science-fantasy RPG adventure within a decaying megastructure
A pack of adventure locations for Vaults of Vaarn
A bestiary zine for Vaults of Vaarn
Ancestry rules for starting play as a winged creature from beyond the stars.
A poison-green science-fantasy setting
Six new monsters and two new ancestries for Vaults of Vaarn.
Hypergeometric Bestiary for Vaults of Vaarn
Three Strange Items For Vaults Of Vaarn
A d100 table of random events for the TTRPG Vaults of Vaarn
a Cartographical Resource for VAULTS of VAARN
A Friendly NPC for Vaults of Vaarn
(2022) A Vaults of Vaarn city-building TTRPG made for the Vaarn Summer Jam
A Caravan Crawl for Vaults of Vaarn
A journey of danger and biological oddness in the blue deserts of Vaarn
An experimental RPG module made with collage art... again
A trifold pamphlet describing a city on the edge of the blue desert. Made for Vaults of Vaarn by Leo Hunt
2xA4 GM Screen for Vaults of Vaarn
Rules one-pager for Vaults of Vaarn
tRPG - Troika
A form-fillable sheet that also includes rules references
The Other world's favourite fantasy RPG
Play a group of intelligent tigers (minus trainer) in Troika! Numinous Edition
A whimsical bestiary for Troika!
New background for Troika!
Booklet for Troika! RPG containing new backgrounds, enemies, and other goodies. Written for TroikaFest! 2021.
Politely peculiar planestrolling RPG
Duke DeCorticus is dying!
Old School Fantasy Gaming in Space, but without the D20s
A kaleidoscopic excursion in space-time! For Troika!
A Janky Hand-drawn Character Sheet for Troika!
Custom sheet for Troika! ttrpg
A character sheet for Troika! RPG based on pocketfold template
Take to the humpbacked sky in style.
The Other world's favourite initiative system
tRPG - (Rune)Cairn
A Floating Forest Crawl for Appendix N Jam 2026
Sword and Sorcery adventure for Cairn 2e - 2026 Appendix N Jam
TTRPG toolbox filled with the cursed gold of a dragon's hoard.
Norse fantasy Soulslike tabletop roleplaying game
Monsters for Norse fantasy TTRPG Runecairn
A collection of 1-page dungeons for Norse fantasy TTRPG Runecairn
Soulslike Norse fantasy tabletop role-playing game
New character classes and advanced options for Norse fantasy TTRPG Runecairn
Hexcrawl rules for Cairn
DIY print-and-play cards for Runecairn: Wardensaga
An adventure game about characters exploring a dark, mysterious Wood.
A dead simple Cairn supplement that adds in Mechs, E-Warfare, and Rocket Pods.
tRPG - Ironsworn
Seafaring adventures for the Ironsworn: Starforged tabletop roleplaying game.
A tabletop RPG of perilous quests for solo, co-op, and guided play
A massive expansion and toolkit for the Ironsworn tabletop roleplaying game.
The standalone, sci-fi evolution of the Ironsworn tabletop roleplaying game
Conversion rules for MÖRK BORG to Ironsworn!
Themed sheets and additional trackers
Fillable, supplemental extensions of the Ironsworn character sheet
A Starforged character booklet optimized to fit in a regular Traveler's Notebook!
I made these for my own playthrough and thought it might be nice for you as well
tRPG - Mythic Bastionland
Before Into the Odd
A Mythic Bastionland supplement for hosting Medieval Tournaments.
Playbooks for your Mythic Bastionland Game
A Myth, Location and Knight for Mythic Bastionland
An expanded Myth for Mythic Bastionland tinged with cosmic horror
Wintry Realm for Mythic Bastionland
An icy Myth for Mythic Bastionland
An invasive Myth
Two Knights and two Myths for Mythic Bastionland, inspired by the Mabinogion
War and conquest in a realm of strife, intrigue and myth.
Old-school adventure set in a mythical realm besieged by the sea...
A fillable character sheet for Mythic Bastionland.
Simplistic and printer friendly Mythic Bastionland Character Sheets!
A single sided character sheet for Mythic Bastionland
Fan created GM screen for Mythic Bastionland
A collection of random tables and prompt generators to support referees during improvisation and worldbuilding.
Run in browser
Templates and Tables for Mythic Bastionland
tRPG - Mork Borg
A campaign sheet for sandbox gameplay in the known world of Mork Borg
A religious encounter for your Mork Borg games
The free, plain text version of the world's loudest roleplaying game. A bit more sensible. Just as miserable.
The Collected Streamlined Rules of MÖRK BORG RPG including updates from CY_BORG
Explore the Dying Lands Alone - One-Shot or Campaign Play!
Optional Rules for Mörk Borg
class for use with mork borg
class for mork borg
class for use with mork borg
A ninja class for Mörk Borg and other compatible games
A class compatible with Mörk Borg
A once respected swordsman, now just another forgotten soul in a world tormented by death.
A Class for (Compatible with) Mörk Borg
A Class for (Compatible with) Mörk Borg
Death & Dismemberment for MÖRK BORG
Camping rules for MÖRK BORG
An Optional Rule for Mörk Borg
BESTIARY is a book of monsters for the MÖRK BORG TTRPG.
A bestiary supplement compatible with MÖRK BORG
New old creeps for MÖRK BORG
tRPG - Challengers of Vanth (Mork Bork Setting)
a Fan's Tribute to the Greatest Science-Fiction Fantasy Role Play Game, Compatible with MÖRK BORG
a collection of antagonists for Challengers of Vanth
a collection of antagonists for Challengers of Vanth
a collection of NPCs from the world of Vanth
an Adventure-Scenario for Challengers of Vanth
an Adventure-Scenario for Challengers of Vanth
An adventure scenario for Challengers of Vanth!
an Adventure-Scenario for Challengers of Vanth
An adventure scenario for Challengers of Vanth!
Uprising on Antares-9 is a roleplaying game based on ideas and characters introduced in Revolt on Antares
an Adventure-Scenario for Challengers of Vanth
an Adventure-Scenario for Challengers of Vanth
an Adventure-Scenario for Challengers of Vanth
An adventure scenario for Challengers of Vanth!
tRPG - Cy_Borg (Mork Borg Hack)
A set of solo rules and 0racles to be a lone pvnk && die trying
The Condensed Code of the CY_BORG Rules
From P!LLS FVLL of GODS.
Vehicle rules for the WRECKLESS
a OneSheet rules addendum for Cy_Borg
A playable class for CY_BORG
A playable class for Mörk Borg & CY_BORG
A character class for CY_BORG
3rd Party Zine for CY_BORG.
"When your head says one thing and your whole life says another, your head always loses."
10 more additional Cybertechs for CY_BORG.
Third party combat tracker tool for the ttrpg CY_BORG. Made in Unity.
Run in browser
Quickly generate random NPC's for Cy-Borg
tRPG - Mothership
A modular campaign for Mothership comprised of societal controllers across four stations and five missions.
Once it gets inside it does not let go.
Three new classes for the Mothership RPG and a modified panic table for grittier short-term consequences.
Sponsors and Stereotypes!
Mind Powers, Mechs and Mega-Cities for Mothership RPG
Optional Action Movie Rules for the Mothership Sci-Fi Horror RPG - 1e
... we were never meant to reach the bottom.
A lifeless planet. An alien ruin. Who seeks you here?
Mothership pamphlet one-shot adventure
Tri-fold module for the Mothership 1E Sci-Fi Horror TTRPG
An icy adventure for the Mothership RPG. A lonely caretaker requests assistance. Countless souls are at stake!
A Mothership Trifold Adventure for the Appendix N 2026 Game Jam
Ante up; get down.
A press-driven adventure for Mothership RPG
A VIP extraction mission for Mothership RPG
A thrilling deep space adventure for Mothership 1e!
Your Guide to Life in the Outer Rim!
Detailed maps for the Mothership RPG scenario Moonbase Blues
Character Sheets for Each Mothership TTRPG Class
Embark on an adventure as a master of interstellar trade with 1d100 Sci-Fi Cargo Loads!
1d100 Lost Transmissions, the perfect tool for any GM seeking to bring cosmic mysteries to life!
tRPG - OSE
Custom illustrated character sheet for Old School Essentials
Play the role of the mad creator with this class for OSE!
Survive the horrors of adventuring with this demihuman class for OSE!
Fear the fight no longer with this class for OSE!
Create and wield powerful spells with this open-magic class for OSE!
Have minions do your bidding with this new class for OSE!
Weird Stone & Sorcery for OSE
A short adventure scenario for Old School Essentials, for 4 to 6 characters of 1st-3rd level.
A TTRPG Adventure for OSE, levels 3-5
a Low-Level Tower Crawl for OSE or similar systems
Spelljammer OSE
Dark Sun OSE
Dark Sun OSE
Common OSE and B/X and useful rules at hand