Disclaimer
Slopa is an indie project that relies on astonishing work done by programmers, designers, composers and everyone who chose to share their creations. Slopa respects intellectual property and tries to correctly attribute every piece of work used. If your work is used but you are not credited here, please contact credits@slopa.io and this page will be fixed.
3D Engine
Sokol by Andre Weissflog: github.com/floooh/sokol, license: zlib
Graphics Backends
WebGPU via Dawn by The Dawn & Tint Authors (Google), integrated through the emdawnwebgpu Emscripten port: dawn.googlesource.com/dawn, license: BSD 3-Clause
Metal by Apple, used for the native build: developer.apple.com/metal
3D Models
Dog: skfb.ly/6TKvt by Cyranek, license: Creative Commons Attribution 4.0
Frog: skfb.ly/oyvGC by demidrew, license: Creative Commons Attribution 4.0
KayKit: Dungeon Remastered Pack by Kay Lousberg: kaylousberg.com, license: Creative Commons Zero, CC0, purchased from itch.io
Textured Lowpoly Trees by Quaternius: quaternius.itch.io/textured-lowpoly-trees
Music
AI-generated via Suno: suno.com, license: commercial use rights for songs made while subscribed
Skeletal Animations
Mixamo by Adobe: mixamo.com, license: royalty-free use per the Mixamo terms
Programming Languages
C by Dennis Ritchie
TypeScript by Microsoft: typescriptlang.org, license: Apache License 2.0
Compiler Toolchain
Emscripten, emsdk by Alon Zakai and contributors: emscripten.org, license: MIT / University of Illinois NCSA
Bun: bun.sh, license: MIT
Operating System
Linux by Linus Torvalds and many more contributors: kernel.org, license: GPLv2
General Libraries
stb by Sean Barrett: github.com/nothings/stb, license: MIT / public domain
fontstash by Mikko Mononen: github.com/memononen/fontstash, license: zlib
HandmadeMath: github.com/HandmadeMath/HandmadeMath, license: CC0 1.0 Universal
iqm (Inter-Quake Model) by Lee Salzman: github.com/lsalzman/iqm, license: MIT
Fast-Quadric-Mesh-Simplification by Sven Forstmann: github.com/sp4cerat/Fast-Quadric-Mesh-Simplification, license: MIT
naett by Erik Agsjö: github.com/erkkah/naett, license: MIT
sjson by Sepehr Taghdisian: github.com/septag/sjson, license: BSD 2-Clause
Fonts
Roboto by Christian Robertson (Google): fonts.google.com/specimen/Roboto, license: Apache License 2.0
Texture Packs
99proceduralvol01 by juliovii: juliovii.itch.io/99proceduralvol01, purchased from itch.io
3D Modeling
Blender by the Blender Foundation: blender.org, license: GNU GPL
AI Assistance
Claude by Anthropic: claude.ai, used for math, programming, debugging and technical guidance
CDN
Cloudflare Pages by Cloudflare: pages.cloudflare.com