Mesen is a NES/Famicom emulator and NSF player. It is still a work in progress and under active development.
Mesen Features
Phaser Editor is a tool for HTML5 games creation. It provides several built-in editors for texture packing, JavaScript coding, Assets management, and 2D level building.
Phaser Editor Features
Make your spritesheets fast and efficiently !.
TexturePacker Features