Sublight

Early Access

Developer: CODEBREW SOFTWARE LTD
Released: Sep 15, 2026
Steam reviews: 90% of players recommend it, from 113 reviews — Steam calls that “Very Positive”
Tags: ActionCasualIndie

View on Steam

On Linux, Steam Deck and Steam Machine

Native LinuxDeck PlayableSteam Machine: PlayableSteamOS Compatible

Ships a native Linux build on Steam — no Proton needed. Valve rates it Playable on Steam Deck.

Valve rates it Playable on Steam Machine. Valve marks it SteamOS Compatible.

Native build: Steam · Proton tier: ProtonDB · Deck rating: Valve · Steam Machine, Steam Frame and SteamOS ratings: Valve · Compare 2,053 games · Every game Valve rated for Steam Machine

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Where to buy

Steam

Buy on Steam

Compare elsewhere:GOG ↗Epic ↗

Free demo

Steam lists a free demo for this game.

The demo on Steam ↗

What owning this involves

Cloud saves · The store backs this game's saves up. That cover ends if your account does.From the store listing

Only what the store discloses. Nothing listed here means the store disclosed nothing — not that there is nothing to disclose.

Features

Single-player
Partial Controller Support
Steam Cloud
Steam Leaderboards
Family Sharing

From the game's Steam store page.

Languages

English
German
Spanish - Spain
Japanese
Korean
Portuguese - Brazil
Russian
Simplified Chinese

Steam lists 8 languages.

Age rating & content

DEJUS LThe rating board's own rating, as Steam relays it
IGRS 3The rating board's own rating, as Steam relays it

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About this game

The developer's description, from the game's Steam store page.

SURVIVE A HOSTILE GALAXY

Command a stellar battleship and fight through multiple deadly sectors filled with relentless foes.

Equip turrets, stack upgrades, and face everything from rogue rebel fleets to ravenous alien swarms.

DISCOVER A POWERFUL ARSENAL

Blast enemies to salvage materials and level up your ship.

Choose from a vast pool of turrets: shredding autocannons, piercing railguns, and more. Combine them with dozens of passive upgrades to fine-tune every detail of your build.

The tools of destruction are yours to assemble… just mind your firing arcs.

UNLOCK NEW WAYS TO DOMINATE THE STARS

Unlock a variety of unique ships, each with multiple alternative loadouts.

Every hull comes with integrated weapon systems and abilities that transform your playstyle.

Complete in-game challenges to earn even more ships, weapons, and upgrades.