Primordial — Idle Evolution Simulator

You are an ancient probe AI drifting through empty space. You don't remember who built you or how long you've been asleep. Your directive is burned into protected memory:

Seed life. Guide evolution. Watch them grow.

You find a barren ocean world. You deploy five primordial organisms into the shallows. Then you wait.

Generations pass. Species compete. Predators evolve. Prey adapts. The food chain builds itself from nothing. Life spreads from the ocean to the coast. Something in the tidal pools starts developing the ability to breathe air.

And one day, something looks up at the sky and wonders if it's being watched.

What is this?

Primordial is an evolution simulator where you don't design creatures — you create the conditions for them to design themselves. Every species on your planet emerged through simulated natural selection: mutation, predation, competition, and environmental pressure. No two playthroughs produce the same ecosystem.

You check in, read the field report, deploy catalysts to shape evolutionary pressure, and protect your favorite species as they evolve toward abilities like air breathing, pack hunting, flight — and eventually, intelligence.

What can you do?

• Seed a planet with primordial organisms and watch an ecosystem emerge
• Deploy catalysts — cognitive substrates, mineral seams, spore clouds, prey shelters — each one shapes evolution in a specific, visible direction
• Pin and track your favorite species as they evolve across generations
• Watch the food chain build and collapse and rebuild itself
• Nudge traits to push species toward evolutionary breakthroughs
• Witness ability unlocks — the first time a creature breathes air or takes flight on your world
• Guide a lineage toward intelligence — the rarest, hardest, most rewarding achievement

What makes it different?

Most evolution games are tech trees with a biology skin. You click "unlock lungs" and lungs appear. In Primordial, lungs emerge because a coastal species accumulated enough adaptability over hundreds of generations to cross an invisible threshold. You didn't click a button — you spent hours keeping that species alive, deploying spore clouds to boost its adaptability, protecting it from predators with prey shelters, and transplanting it to the coast. When air breathing finally unlocks, it's YOUR achievement.

The simulation is real. Predators eat prey based on trait matchups. Populations grow and shrink based on caloric costs and food availability. Mutations are random. Extinctions are permanent. Your interventions shape the environment but you can't control what evolves. You're a gardener, not a god.

⚠️ ALPHA — HELP ME BUILD THIS

This is an early alpha. The simulation engine works. The core loop works. Creatures evolve, compete, go extinct, and occasionally develop remarkable abilities. But it's rough.

I'm a solo developer building this in public. Here's what I need from you:

Tell me what confuses you. If you don't know what to do, that's a design problem, not a you problem.

Tell me when you get bored. If nothing interesting happens for 5 check-ins, I need to know.

Tell me what delights you. If a creature name made you laugh, or an extinction made you sad, or an ability unlock made you pump your fist — that's what I'm building toward.

Tell me what's missing. What do you wish you could do? What information do you want that the game doesn't show you?

Follow the devlog below. I'll post updates as they happen — and your feedback directly shapes what gets built next.

Current Features (Alpha)

• Full ecosystem simulation with 12-trait species model
• Procedural species names (Chunky Lunk, Brainy Critter, Zippy Snapper)
• Pixel art creature sprites that reflect each species' traits
• 8 deployable catalysts that shape evolutionary pressure
• Pin system — track and nurture your favorite species
• Live simulation — watch evolution happen in real time
• Food web visualization
• Lineage tracking with momentum arrows showing trait evolution direction
• Multiple planet types with different starting conditions
• Probe narrative framing with atmospheric terminal UI

Planned Features

• Multi-planet management with inter-planetary civilizations
• Species reaching spacefaring status and contacting other worlds
• Codex / museum tracking every species you've ever evolved
• Legacy system — prestige across solar systems with permanent upgrades
• iOS release with offline idle progression
• Sound design and ambient music
• More creature sprites and biome art

Controls

• Click/tap hexes on the map to explore biomes
• Pin species to track their evolution
• Deploy catalysts from the Intervene tab
• The simulation runs in real time — watch or come back later

Built With

React + TypeScript. Custom evolution engine. Pixel art via PixelLab.