- Patch - 0.19.04 Bug and Ui improvements - 21 September 2026
0.19.04 Sublight! Now with a more tool tips! General Fixed Steam Cloud saves not syncing between PC and Steam Deck. Increased number of weapon bans available. To discourage players avoiding buying a weapon because it would dilute the lootpool the number of bans is now increased per each maximized weapon. Starting after 6 you will get 1 ban per each fully unlocked weapon. Added a new weapon priority for event targets. Interface Added Tooltips to turret stats. - Now you know what discharge does! hovering over a weapons stats should now give a brief explanation. This is the first step on towards overall UI polish, this will continue to be worked on as I go. Fixed Weapon stats not displaying correctly in the armory. Weapons Strike craft: Fighters now circle your ship if no valid targets are available. All tiers of fighters have been given wider attack arcs. Increased the damage of all fight…
- 0.19.03 - Weapon fixes and scourge balance - 17 September 2026
0.19.03 Fighter pilots have been asked not to slack off in the middle of combat zones. General Increasing weapon range now zooms the camera out a little bit more per stack. Fixed Endless bosses stopping spawning after 25 mins. Enemies Noticed the 2nd act is a bit of challenge for slower ships, so focused on adjusting these values. Reduced the health and speed of Scourge Ramming ships. Reduced the damage and speed of Scourge Projectiles. Weapons Fighters: Fixed an issue where on returning to ship some fighters would be remove from the weapon pool, requiring players to shuffle weapons to get them back. Now always spawn regardless of enemy targets. Pulse weapons: Added an Epic pulse weapon. Fixed some issues with pulse visual not matching the range. Fixed pulse weapons not applying Discharge. User interface Fixed the passive descriptions for Long winter upgrade. Known issues Reported game…
- 0.19.02 - Balance and wording improvements - 16 September 2026
0.19.02 - Balance and wording improvements No you shouldn't try to fight the flagships :) Weapons The Scatter gun weapon tree no longer requires completion of Sector 33. The Ice cannons have been moved to this slot instead. Enemies Damage of Scourge lasers have been reduced: 2x to 1.5x Scourge Lasers now track a little slower. Text and User Interface Weapons that can be merged to upgrade them now have Flashing Double arrow icons to help make it a bit clearer. Change "Menace" to now read as "Threat level" Updated the text for level modifiers.
- Patch 0.19.01 - Quick Balance Fix. - 15 September 2026
Just a quick change for store prices for balance and first time players. Tier 4 Bombers were not intended to be free. To compensate and make earlier runs a bit easier. Tier 4 Autocannons, Tier 3 Plasma and Tier 3 Gatling gun have been made free Early balance changes will come as I see more people playing and hitting friction. If you have any feedback or find any issues the best way to reach me is via the discord :). The Link to discord
- Patch 0.19.0 Hotfix - 15 September 2026
Fixed an issue where some of the new ships were set as available but not unlockable. Fixed some image scaling issues. Fixed an issue where some livery icons could not be colored.
- 10k Captains Enlisted & Roadmap Reveal - 8 September 2026
Greetings Captains! Sublight just passed 10,000 wishlists!I'm a solo developer working on a game about spaceships and I don't quite know how to convey my wild flailing into words. So we'll go with a simple Thank you! If you haven't joined the fleet yet, now is a great time. Over the course of the Demo players have destroyed over 42 million enemies and clocked up an incredible 17,764 runs. We're launching into early access shortly and with some fun content soon to follow, so on that topic. lets talk about what's after release:Content Roadmap2026 Q4: New enemy faction, new ships and weapons, more builds, and balance changes.2027 Q1: More unique boss drop weapons, enemy flagship hunts, and new mission types.2027 Q2: A Refreshed Campaign built around an threat map with longer, connected narrative missions, alongside expanded enemy factions and more research options.2027 Q3: Community-voted…
- Space bullet heaven roguelike Sublight arrives September 15 - 20 August 2026
With a demo I really liked and played a lot of, the space bullet heaven roguelike Sublight is set to warp into Early Access on September 15th. Read the full article here: https://www.gamingonlinux.com/2026/08/space-bullet-heaven-roguelike-sublight-arrives-september-15/
- Sublight Demo 0.18 - 15 July 2026
Patch Notes Sublight Demo 0.18.0: The Post Nextfest Demo Patch. Gameplay changes After 30 minutes, a powerful enemy flagship will spawn to hunt the player, slowly increasing in menace scaling its damage and speed to end runs. Use a mix of defensive and mobility options to outlast it for higher scores. Weapon changes Chainguns now pierce up to their weapon attack range, allowing them to shred multiple targets in a line.Autocannons have been moved to explosive damage.Barrage weapons now lead their shots and are more accurate.Ship unique weapons have been changed to class-locked hardpoints, providing buffs to a single slot but usually locking that slot to a specific weapon category. Balance changes Weapon upgrade kit has been moved from epic to rare.Reduced likelihood of rare and epic rewards at low levels.Multiple passives now have numerical caps for balance and performance reasons; cappe…
- Sublight Demo 0.17.6 - Next Fest Hotfixes - 20 June 2026
Patch Notes – Sublight Demo 0.17.6 - Next Fest Hotfixes Welcome aboard Captains. There's been a incredible amount of interest and feedback, more so than I can actually attempt to address individually. (Sorry there's just one of me) General response:Thank you so much for playing and just breaking my lil' space ship game. Whats next? I'll be looking at doing a Quality of life and Bugfix pass next week, in addition the first Major balance pass of weapons, Upgrades and ships will start taking place. To do this effectively I'll be looking at making some new in game tools, such as a DPS meter to let players make the decisions that work for them, and help me balance weapons. All these changes will be added to the demo, which will remain available after NextFest until further notice. More updates soons. FeaturesTier 2 FrigateThe Cutter Frigate has been signed off for combat duty providing an Un…
- Pilot a powerful warship in the space bullet heaven roguelike Sublight - 19 June 2026
With a demo available in Steam Next Fest that's incredibly promising, space combat bullet heaven roguelike Sublight hooked me right in. Read the full article here: https://www.gamingonlinux.com/2026/06/pilot-a-powerful-warship-in-the-space-bullet-heaven-roguelike-sublight/
- Sublight - Nextfest - 15 June 2026
Welcome to Sublight a large spaceship bullet heaven roguelike where arcade survival meets space sim depth. Place your turrets, manage firing arcs, build your loadout, and survive escalating waves of enemies. The demo is available now on Steam Next Fest
- Sublight Demo 0.17.5 - 29 May 2026
Patch Notes – Sublight Demo 0.17.5FeaturesShip changes.The Sabre railgun now has tiers 2 & 3. and can be upgraded mid run.(This is the first of the inbuilt weapon upgrades. this will continue in future patches)Weapon changesFighters have had some minor damage changesFrigates have been given additional tuning and some extra turrets to give them more versatility as a weapons platform. Balance changesAdded a new loot drop to upgrade weapons.Slowed down player scaling. Some buffs we're overtuned in the last patchAdded new tools to easily tweak these values. Expect hot-fixes in the next day or two based on feedback.Once again buffed enemy scaling, added a few new enemies into the basic poolCharge Drones now explode on death.FixesStill tracking one or two rare crash situations. Hard difficulty was not applying scaling as intended. Hard scaling math was done in the wrong order, so by minutes 2…
- Sublight Demo 0.17.4 - 27 May 2026
Patch Notes – Sublight Demo 0.17.4 (don't ask where 0.17.3 went)FeaturesLocalizationWe now support User Interface in 8 Languages. English, Español, Português Brasileiro, 日本語, 한국어, 简体中文, Pусский, & Deutsch (This is the first stage of a long process, please bear with me and report any issues if you can)Weapon categoriesEvery weapon type now has a higher category, and there's new captain and upgrade tracks that directly buff these for some early synergies.Upgrade changesSome upgrades have been altered to include weapon category synergies.Weapon changesAudio changes to plasma weaponsChanged Tier 3 missile launcher to feel like a direct upgrade(Swarm launchers will be separated into a new tree soon)New UI OptionsAbility to disable pause camera rotationBalance changesBuffed some of the weaker player upgrades and made captains more impactful choicesTweaked enemy scaling, Bosses should last a b…
- Sublight Demo 0.17.2 - 6 May 2026
Patch Notes – Sublight Demo 0.17.2FeaturesNew boss reward weapon added.K-EX Vortex Weapon creates a strong gravitational pull where it hits, dragging light enemies towards it. This is the first of a new set of tools, expect more uses of this weapon system in the coming weeks. FixesFixed incorrect boss timing on the 2nd and 3rd levels, leading to a double boss spawn. Rebel forces were never late nor early, and arrived precisely when they intended too. But have been given new timekeeping devices.
- Sublight Demo 0.17.1 - 5 May 2026
Patch Notes – Sublight Demo 0.17.1FeaturesCaches have received a few changesNow have a label denoting specific rewards & minimum rarity. "Uncommon Weapons" - Drops only weapons uncommon or higherAdded uncommon and rare caches that give higher reward minimum qualities at a higher cost.Internal logic for the loot pool has changed to fix a couple edge case bugs.New Ship Name customization option.Swapped the main Linux Graphics API to Vulkan.This should fix a few rendering bugs, make the game run a little better on Steam deckAdditional Controller support has been added. ChangesCalliope Projectile travel time buffed to 2.5s.Barrage weapons travel time is now buffed by projectile speed.FixesSome crashes on Linux devices.Fixed some issues with caches dropping weapons (By completely redesigning this)
- Sublight Demo 0.17.0 - 3 May 2026
Patch Notes – Sublight Demo 0.17.0 Major Update 1 – Meta Progression & Systems Overhaul This patch should be available shortly (if not already), a game restart and steam update will be required.Leaderboards will be reset as a result of this major update.Major Update: Meta Progression & OverhaulNew Armoury System – Unlock weapons, tools, and permanent upgrades using meta currency earned in runs. Some early content is now progression-gated to ease onboarding.New level – A ending act for the rebel faction has been added.More Bosses – From feedback, 1 additional boss encounter will be required to complete a level, increasing the standard run time to 15 mins, but this brings with it new Endless bosses & some more engaging fights. New Boss Mechanics – Boss fights now feature expanded behaviors and more challenge.Enemy Updates – Some common foes are now sporting some new weapons to shake up th…
- Sublight Demo 0.16.7 - 16 April 2026
Patch Notes – Sublight Demo 0.16.7 ChangesSector 7 Visual UpdateBalanced how many of a particular enemy can spawn at once, this should help with performance and balance.Damage Numbers have been made clearer to stand out better on environments like the snow biome. Audio tweaks so weapons are less likely to deafen with high attack speeds.Weapon Slots now have a dropdown to set target priority. Here's some details on the more interesting options. (Keyboard and controller support for this feature coming soon)Nearest Targets the enemy physically closest to the slot. ( For fighters this targets the nearest enemy to the player, allowing you to set them to be close support)Nearest in Arc Targets the enemy with the least traverse time for the turret. I.e highest up-time on firing.Focus Boss If boss in range, shoot that only, if not revert to Nearest in Arc.FixesFixed a some pathfinding performan…
- Sublight Demo 0.16.6 - 10 April 2026
Patch Notes – Sublight Demo 0.16.6 UI Improvements & Difficulty Rebalance 1.This patch should be available shortly (if not already), a game restart and steam update will be required. Leaderboards have been reset due to the difficulty tweaks ChangesUser Interface improvements: Changes to the display of almost all panels to try keep them more consistent and clear.Some passives have information popups to tell you what they do in greater detail. This will be rolled out to most passives over the next few patches.This area is still far from finished, next I'll be working on weapon detail information.Difficulty Tweaks: Enemies now scale health/damage/speed much more aggressively with time. This should mean the game should feel about the same up to the 10 minute mark, after which the exponential scaling should start ramping up. These tweaks have included a whole suit of tooling in the engine ar…
- Sublight Demo 0.16.5 - 3 April 2026
Patch Notes – Sublight Demo 0.16.5 The Frigates and Fighters reworkThis patch should be available shortly (if not already), a game restart and steam update will be required. ChangesFighters: The Default tier 1 fighter has had its model updated and renamed to the "SF/I Talon" Added 2 new Fighter Tiers as direct upgrades. Each providing more firepower and speed. SF/A Raptor SSF ShrikeFrigates: Moved to a new separate weapon system called Escorts. Frigates now flank the player acting as close range support. The Default tier 1 Frigate has been moved to Rare and renamed to the "Stalwart Frigate" A new tier 2 Frigate the "Shepard Frigate" has been added as an upgrade sporting a new weapon type.The Explanded fighter bay upgrade is now epic quality from rare.HESH warheads upgrade has been disabled until I find a way to balance giving every weapon explodes.Railguns: Railguns will need additional…
- Sublight Demo 0.16.4 - 31 March 2026
Patch Notes – Sublight Demo 0.16.4This patch should be available shortly (if not already), a game restart and steam update will be required. ChangesNew Chain gun epic upgrade, The Phalanx. Sitting as a direct upgrade to the Rotary Autocannon, The Phalanx gives you more pew for your turret slot. Keen players have spotted some controller support layouts in the game. This isn't finished yet, but feedback is welcome if you want to give it a go! (Full steamdeck support is the goal)FixesFixed crashes on the ground level when spawning Animated walkers. Dots Animation systems are hard, who knew.Performance improvements for all processors.Fixed some hard crashes on linux devices.Known IssuesSome users are reporting some performance issues, try checking the unlimited FPS setting for now but I'll continue to look into performance checksThanks again for all the continued support and feedback. Next…
