- [x] Support for multiple textures
- [x] Non-hardcoded projection settings
- [x] Model importing
- [x] Multiple light sources
- [x] Fix the ECS member crate "extension" example
- [x] Make ECS framework use archetypes
- [x] Add support for adding components to entities at runtime in ECS framework
- [x] Add support for removing components from entities at runtime in ECS framework
- [x] Add support for entity relationships in ECS framework
- [x] Add component events (removal & addition) in ECS framework
- [x] Make renderer not create new buffers each frame
- [ ] Multiple rendering passes
- [ ] Make projection changable
- [ ] Remove position field from Camera component
- [ ] Effects using stencil buffer
- [ ] Remove possible edge cases in ECS component storage
- [ ] Fix OpenGL warning "Vertex shader in program 3 is being recompiled based on GL state".
      It started at commit 526edc6f4cb5f29d17e2fe384e316236c033fccd
- [ ] Audio
- [ ] Transparent/translucent models
- [ ] Animations
- [ ] Physics
- [ ] Rotation (using quaternions)
- [ ] Add support for entity tags in ECS framework