Acknowledgements
Credits & asset licenses
Kessler Line's names, lore and designs are original. The game uses the third-party assets below; this list is generated from the game's asset manifest (
game/assets/asset_manifest.json, documented in docs/ASSET_LICENSES.md).Game assets
| Asset / pack | Creator | License | Files | Source |
|---|---|---|---|---|
| Space Kit 2.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 153 | kenney.nl |
| Modular Space Kit 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 41 | kenney.nl |
| Space Station Kit 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 98 | kenney.nl |
| Blaster Kit 2.1 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 41 | kenney.nl |
| Mini Characters 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 13 | kenney.nl |
| Poly Haven - Rocks Ground 02 | Rob Tuytel / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 5 | polyhaven.com |
| Poly Haven - Sandy Gravel 02 | Dario Barresi / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 5 | polyhaven.com |
| Poly Haven - Metal Plate | Rob Tuytel / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 5 | polyhaven.com |
| Poly Haven - Industrial Sunset 02 (Pure Sky) 2K HDRI | Sergej Majboroda (original), Jarod Guest (sky edits) / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 1 | polyhaven.com |
| Quaternius - Character Soldier (Toon Shooter style) | Quaternius (quaternius.com), downloaded from Poly Pizza | CC0-1.0Commercial use allowed · No attribution required | 2 | poly.pizza |
| Quaternius - Alien | Quaternius (quaternius.com), downloaded from Poly Pizza | CC0-1.0Commercial use allowed · No attribution required | 2 | poly.pizza |
| Quaternius - Enemy Large | Quaternius (quaternius.com), downloaded from Poly Pizza | CC0-1.0Commercial use allowed · No attribution required | 2 | poly.pizza |
| Quaternius - Robot Enemy Flying Gun | Quaternius (quaternius.com), downloaded from Poly Pizza | CC0-1.0Commercial use allowed · No attribution required | 2 | poly.pizza |
| Quaternius - Round Rover | Quaternius (quaternius.com), downloaded from Poly Pizza | CC0-1.0Commercial use allowed · No attribution required | 6 | poly.pizza |
| Quaternius - Rover (6-wheel) | Quaternius (quaternius.com), downloaded from Poly Pizza | CC0-1.0Commercial use allowed · No attribution required | 8 | poly.pizza |
| Sci-Fi Sounds 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 7 | kenney.nl |
| Impact Sounds 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 5 | kenney.nl |
| Interface Sounds 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 3 | kenney.nl |
| Digital Audio 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 3 | kenney.nl |
| UI Audio 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 2 | kenney.nl |
| RPG Audio 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 4 | kenney.nl |
| 80 CC0 creature SFX | rubberduck (OpenGameArt) | CC0-1.0Commercial use allowed · No attribution required | 3 | opengameart.org |
| 30 CC0 SFX loops | rubberduck (OpenGameArt) | CC0-1.0Commercial use allowed · No attribution required | 2 | opengameart.org |
| Wind | IgnasD (OpenGameArt) | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| Pain sounds by EmoPreben | EmoPreben (OpenGameArt) | CC0-1.0Commercial use allowed · No attribution required | 2 | opengameart.org |
| Factory Kit 3.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 17 | kenney.nl |
| Hangar Concrete Floor (1K) | Dimitrios Savva (Poly Haven) | CC0-1.0Commercial use allowed · No attribution required | 4 | polyhaven.com |
| Concrete Wall 008 (1K) | Dario Barresi (processing), Charlotte Baglioni (photography) (Poly Haven) | CC0-1.0Commercial use allowed · No attribution required | 4 | polyhaven.com |
| Rajdhani (SemiBold, Bold) 1.201 | Indian Type Foundry (via Google Fonts) | OFL-1.1Commercial use allowed · No attribution required | 2 | github.com |
| Barlow (Regular, Medium) 1.408 | The Barlow Project Authors / Jeremy Tribby (via Google Fonts) | OFL-1.1Commercial use allowed · No attribution required | 2 | github.com |
| Gunshots (22 Pistol, 22 Magnum, Black Powder, Unknown) | kurt | CC0-1.0Commercial use allowed · No attribution required | 16 | opengameart.org |
| Frontier Warfare derived weapon/ambience layers | Frontier Warfare project (rendered offline from the CC0 recordings listed in each file note) | CC0-1.0Commercial use allowed · No attribution required | 38 | – |
| Frontier Warfare synthesized whizz/crack/ricochet | Frontier Warfare project (procedural synthesis, no third-party audio) | CC0-1.0Commercial use allowed · No attribution required | 12 | – |
| Explosion | TinyWorlds | CC0-1.0Commercial use allowed · No attribution required | 2 | opengameart.org |
| Explosion | Kutejnikov | CC0-1.0Commercial use allowed · No attribution required | 2 | opengameart.org |
| Muffled Distant Explosion | NenadSimic | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| 42 Snow and Gravel Footsteps | Corsica_S (submitted by qubodup) | CC0-1.0Commercial use allowed · No attribution required | 8 | opengameart.org |
| Metal footsteps on concrete | Thimras | CC0-1.0Commercial use allowed · No attribution required | 10 | opengameart.org |
| Monster Sound Effects Pack | Ogrebane | CC0-1.0Commercial use allowed · No attribution required | 10 | opengameart.org |
| Monster Sound Pack, Volume 1 | Ogrebane | CC0-1.0Commercial use allowed · No attribution required | 18 | opengameart.org |
| Sci-Fi Sounds 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 49 | kenney.nl |
| 100 CC0 SFX | rubberduck | CC0-1.0Commercial use allowed · No attribution required | 4 | opengameart.org |
| RPG Audio 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 6 | kenney.nl |
| 2 Gun Reloads | StarNinjas | CC0-1.0Commercial use allowed · No attribution required | 2 | opengameart.org |
| Gun Reload Sound Effects | BMacZero | CC0-1.0Commercial use allowed · No attribution required | 3 | opengameart.org |
| Space Shoot Sounds | Robin Lamb | CC0-1.0Commercial use allowed · No attribution required | 3 | opengameart.org |
| Impact Sounds 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 73 | kenney.nl |
| 75 CC0 breaking / falling / hit sfx | rubberduck | CC0-1.0Commercial use allowed · No attribution required | 8 | opengameart.org |
| 25 CC0 bang / firework SFX | rubberduck | CC0-1.0Commercial use allowed · No attribution required | 9 | opengameart.org |
| 50 CC0 Sci-Fi SFX | rubberduck | CC0-1.0Commercial use allowed · No attribution required | 9 | opengameart.org |
| Explosion somewhere far | pauliuw | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| Chunky Explosion | Joth | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| 80 CC0 creature SFX | rubberduck | CC0-1.0Commercial use allowed · No attribution required | 35 | opengameart.org |
| Digital Audio 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 8 | kenney.nl |
| racing car engine sound loops | domasx2 | CC0-1.0Commercial use allowed · No attribution required | 3 | opengameart.org |
| Engine sounds(2) | pauliuw | CC0-1.0Commercial use allowed · No attribution required | 2 | opengameart.org |
| 30 CC0 SFX loops | rubberduck | CC0-1.0Commercial use allowed · No attribution required | 7 | opengameart.org |
| Short alarm | yd | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| Sirens and Alarm Noise | aquinn | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| 100 CC0 SFX #2 | rubberduck | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| Interface Sounds 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 18 | kenney.nl |
| UI Audio 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 4 | kenney.nl |
| Fantozzi's Footsteps (Grass/Sand & Stone) | Fantozzi (submitted by qubodup) | CC0-1.0Commercial use allowed · No attribution required | 12 | opengameart.org |
| Wind | IgnasD | CC0-1.0Commercial use allowed · No attribution required | 2 | opengameart.org |
| Space Winds | aquinn | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| Dark Sci-Fi Audio Pack (music) | SRG774 | CC0-1.0Commercial use allowed · No attribution required | 5 | opengameart.org |
| Epic Combat (music) | Chester01 | CC0-1.0Commercial use allowed · No attribution required | 1 | opengameart.org |
| Voiceover Pack 1.0 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 26 | kenney.nl |
| Poly Haven - Wasteland Clouds (Pure Sky) 4K HDRI | Jarod Guest, Sergej Majboroda / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 1 | polyhaven.com |
| Poly Haven - Rock 07 (model) | Jenelle van Heerden / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 5 | polyhaven.com |
| Poly Haven - Stone 01 (model) | Dario Barresi, Rico Cilliers / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 5 | polyhaven.com |
| Poly Haven - Namaqualand Boulder 03 (model) | Jenelle van Heerden, Dario Barresi / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 5 | polyhaven.com |
| Poly Haven - Namaqualand Boulder 04 (model) | Jenelle van Heerden / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 5 | polyhaven.com |
| Poly Haven - Blue Metal Plate (1K textures) | Rob Tuytel / Poly Haven | CC0-1.0Commercial use allowed · No attribution required | 3 | polyhaven.com |
| Particle Pack 1.1 | Kenney (www.kenney.nl) | CC0-1.0Commercial use allowed · No attribution required | 38 | kenney.nl |
| Frontier Warfare modular ship modules (procedural) | Frontier Warfare project (procedural modelling, tools/ships/build_modules.gd; no third-party meshes) | Project original workCommercial use allowed · No attribution required | 10 | – |
| Quaternius - Character Enemy (Toon Shooter rig) | Quaternius (quaternius.com), downloaded from Poly Pizza | CC0-1.0Commercial use allowed · No attribution required | 2 | poly.pizza |
| Quaternius - SWAT (Ultimate Modular rig) | Quaternius (quaternius.com), downloaded from Poly Pizza | CC0-1.0Commercial use allowed · No attribution required | 2 | poly.pizza |
| Mixamo characters + animations (user download) | Adobe Mixamo (downloaded by the user with their Adobe account) | Mixamo terms (royalty-free use in commercial games; raw files must not be redistributed standalone)Commercial use allowed · No attribution required | 8 | www.mixamo.com |
| Gameplay SFX wave 3 (project-made, procedural synthesis) | Frontier Warfare project (generated by game/assets/audio/.tools/synth_gameplay_sfx.py) | Project-owned (original procedural audio, no third-party samples; may be treated as CC0-1.0)Commercial use allowed · No attribution required | 38 | – |
| Weapon scenes KR-8 / LR-50 / AT-9 (project-made, wave 3) | Frontier Warfare project (generated by game/scenes/weapons/tools/build_weapon_viewmodels.gd) | Project-owned (original procedural work); uses CC0 kenney_blaster_kit meshes (blaster-n, blaster-e) and CC0 Poly Haven blue_metal_plate textures already listed in this manifestCommercial use allowed · No attribution required | 9 | – |
| ambientCG - Metal016 (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 3 | ambientcg.com |
| ambientCG - Metal009 (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 3 | ambientcg.com |
| ambientCG - MetalPlates017A (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 3 | ambientcg.com |
| ambientCG - DiamondPlate009 (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 3 | ambientcg.com |
| ambientCG - MetalWalkway013 (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 4 | ambientcg.com |
| ambientCG - Rubber004 (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 3 | ambientcg.com |
| ambientCG - Fabric030 (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 3 | ambientcg.com |
| ambientCG - Tiles052 (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 3 | ambientcg.com |
| ambientCG - Fabric004 (1K-JPG) | ambientCG (Lennart Demes) | CC0-1.0Commercial use allowed · No attribution required | 3 | ambientcg.com |
| Frontier Warfare hull/interior trim sheet | Frontier Warfare project (project-made, original) | project-made, originalCommercial use allowed · No attribution required | 5 | – |
| Frontier Warfare ship decal atlas | Frontier Warfare project (project-made, original) | project-made, originalCommercial use allowed · No attribution required | 4 | – |
Thanks to Kenney, Quaternius, Poly Haven and the OpenGameArt authors for releasing their work under CC0.
Website fonts and icons
| Font | Designer | License | Package |
|---|---|---|---|
| Inter | Rasmus Andersson | SIL Open Font License 1.1 | @fontsource-variable/inter |
| Rajdhani | Indian Type Foundry | SIL Open Font License 1.1 | @fontsource/rajdhani |
| JetBrains Mono | JetBrains | SIL Open Font License 1.1 | @fontsource-variable/jetbrains-mono |
Fonts are self-hosted (no requests to third-party font services). All icons and the logo were drawn for this site. Screenshots are captured from the game.