Below is a list of free & paid tools which can be used to create game arts and sounds. If you know any other useful resources, please report in comment section so I can add it to this list.
Free Game Arts
- Spriters-resource. This is the biggest directory where its users share sprites from video game console’s sprites. You can use these sprites as references for animation.
- UnluckyStudio. Free game arts from Unlucky Studio.
- Gameart2d.com. They have a lot of free stunning game arts.
- 2dgameartguru. A personal blog that provides free 2D game arts once in a while. It also posts tutorials about making game arts using Inkscape.
- HasGraphics.com. Another source to download free graphics.
- Sharecg.com. A site for artists to upload and share their 2D & 3D work.
- Blogoscoped. 700 fantasy-themed avatar images free to download.
- Lostgarden.com. Daniel Cook shares free arts on this blog.
- Sithjester’s RMXP resources. Free assets for RPG Maker. You can use them in any RPG games.
- Kenney.nl. A website based in Netherlands loves to create free to use game assets and high quality learning material for game developers.
- Textures. You can find a large collection of textures on this site – building, floor, decal, nature, animal, etc… They offer both free and paid textures.
- Games-Icons. Over 2000 free icons for your games. Games-Icons adds new symbols weekly and organizes them in suitable categories.
- Sketchfab. Artists showcase their 3D models on this site. Developers can get inspiration from these showcases.
- Vecteezy. Free vector art directory. I often search for “game”, “character” or “rpg” to usable art in games.
- Iconmonstr. 3000+ free simple icons in 250 collections.
- OpenGameArt. The site offers free game arts submitted by their users. They are allowed to be used in free game projects.
- PlainTextures. Plaintextures provides free high resolution textures for artists and designers.
- Reiner’s Tilesets. You can find graphics, textures, sound FX and meshes to use in your game for FREE. The site even offers source code of some freeware games.
- Yobi3D. It is a free 3D model search engine.
- TF3DM. Free 3D model for games. You can even find Pokemon models on this site.
- TurboSquid. Another free 3D models directory.
- QuaterniusDev. Some free low-polygon 3D models.
- GraphicRiver. EnvatoMarket’s dedicated marketplace for game assets.
- GameDev Market. GameDev Market is a marketplace for high quality, affordable game assets handcrafted by talented creators around the world.
- Game Art Guppy. A game art marketplace for developers who can’t afford custom art yet.
- CraftPix. A small team sells high quality 2D game assets at small price for most popular genre, be it RPG skillsets or platformer background. They also offer free assets.
- GameArtPartners. This site has quite a large collection of different type of art styles, from 2D, 3D to isometric.
- Bitgem3d. It sells lowpoly 3D models designed by a small team.
Vector / Image Editors
- Gimp. GIMP is a free cross-platform image editor available for GNU/Linux, OS X, Windows and more operating systems. It is a good alternative to Adobe Photoshop.
- Inkscape. Inkscape is a free, open source and professional vector graphics editor for Windows, Mac OS X and Linux. It is a vector graphics editor similar to Adobe Illustrator and Corel Draw.
- Krita. Krita is a professional painting tool. It is totally FREE and open source. The tool is developed by artists that want to see affordable art tools for everyone. Krita can be used for concept art, texture and matte painters, and illustrations and comics.
- CodeAndWeb’s TexturePacker. Texture Packer is the best sprite sheet generation tool on the market.
- ShoeBox. It is a free Adobe Air based app for Windows and Mac OSX with game and ui related tools which ultilize drag-and-drop for smooth worflow.
- Aseprite. Aseprite lets you create 2D animations for games. From sprites, to pixel-art, retro style graphics, and whatever you like about the 8-bit (and 16-bit) era.
- GraphicsGale. This is an animation graphic editor developed by a Japanese developer.
- Pickle. Pickle is an Adobe Air-based pixel art editor.
- PiskelApp. With Piskel you can create your own pixel arts in a few clicks. it is an online tool.
- Grafx2. A free pixel art oriented graphic application inspired by the Amiga programs Deluxe Paint and Brilliance.
- Emblem. An online tool to draw simple vector graphics using blender controls. Drawing can be exported as SVG and PNG.
Texture / Tile / Terrain Editors
- Overlap2D. Overlap2D is an open source game UI, level and content editor.
- PixPlant. PixPlant is a complete solution for repeating textures and 3D maps.
- STG. a tool for creating professional seamlessly-tileable textures from photographs quickly and easily.
- Array Painter. Written in Java, Array Painter is easy to make 2D tiles and textures.
- Space-2D. Online tool to generate background for space game or app. You can add or remove objects such as point stars, star, and suns.
- OGMO Editor. Ogmo Editor is a free and open source level editor for indie game developers who use Windows.
- Artifex Terra. Artifex Terra 3D is a free terrain editor application for height map based realtime modeling and texturing of virtual landscapes.
- Nem’s Terrain Generator. Nem’s Mega 3D Terrain Generator is a relatively new terrain generator that takes a step in a completely different direction.
- World Machine. Powerful and flexible, World Machine combines procedural terrain creation, simulations of nature, and interactive editing to produce realistic looking terrain quickly and easily.
- MagicaVoxel. A free lightweight 8-bit voxel editor and interactive path tracing renderer.
- goxel. You can use goxel to create voxel graphics (3D images formed of cubes) on Linux, Windows and OSX.
- Q-Block. A free, online Voxel editor.
- LevelEditor. The ATF LevelEditor is a powerful tool for creating game levels (maps, campaigns, and virtual worlds). It also supports 3D games.
- Charas-Project. A characters generator used for RPG games.
- Loose Leaf. This is a great online tool to create character model. You can customize skin color, clothes, equipment.
Physics / Particle Editors
- libgdx’s 2D Particle Editor. The libgdx 2D Particle Editor is a powerful tool for making particle effects.
- CodeAndWeb’s PhysicsEditor. A tool to generate collision with 1 click.
Skeletal Animation Tools
- Spine. Spine provides numerous tools to shape and refine your 2D animations, then integrate it into your game seamlessly.
- Spriter. Spriter enables the “modular” method of creating silky-smooth animations where key-frames are constructed from small, re-useable images. With Spriter, a game creator who is not an artist can start creating a game with pro quality animations.
- DragonBones. DragonBones is a skeletal animation editor developed by Egret. It supports all major game engines and programing languages such as Unity, Cocos2D.
- Fusion Character Animator. A simple too to create animation for 2D object.
- Synfig Studio. Synfig Studio is a free and open-source 2D animation software, which allows you to create 2D animation of a higher quality with fewer people and resources.
3D Modeling Tools
- Blender. Blender is a complete 3D creation suite. It is free and open source.
- MakeHuman. A free and open source software to create realistic 3d humans. MakeHuman is completely written in python.
- Clara.io. A free online 3D rendering.
- Sculptris. Sculptris provides an excellent gateway into the exciting world of 3D.
- Maya. Maya is the most popular commercial 3D model creation tool.
- 3ds Max. With tools to help shape and define, 3ds Max is modeling software for artists looking to create environments and characters.
- Freesound. Freesound is a collaborative database of Creative Commons Licensed sounds. You can browse, download and share sounds.
- PlayOnLoop. A set of free music loops that can be used for games
- Musopen. Musopen is a 501(c)(3) non-profit focused on increasing access to music by creating free resources and educational materials.
- Incompetech. This site helps you find royalty free music released under Creative Commons Attribution 3.0 License.
- Free Game Sounds. Royalty free music and sounds for your games.
- PacDV. PacDV has been producing royalty free sounds for filmmakers, sound designers, music producers, film students, and multimedia developers since 2001. They can be used in games, too.
- SoundImage. A blog provides sound for free.
- Bfxr. Bfxr is an elaboration of the glorious Sfxr, the program of choice for many people looking to make sound effects for computer games. I recommend this tool for game developer.
- Audacity. A free multi-track audio editor and recorder which supports Windows, Mac OS X, GNU/Linux and other operating systems.
- Audiosauna. Audiosauna is web browser-based music production studio.
- Audiotool. An online music producer.