as3sxfr is a free and open-source tool designed for generating sound effects, developed by Tom Vian (SFBTom, SFB Games) from United Kingdom. Its essence is a simple port of sfxr (Bfxr‘s predecessor) – the ActionScript 3 export (from C++ to AS3), taking advantage of the new sound and file capabilities introduced in Flash Player 10, and allows developers to create sound effects in real time using the same parameters as Bfxr.

As a powerful tool for generating retro-style sound effects within Adobe Flash and other ActionScript 3 environments, as3sxfr leverages an algorithm similar to that of the classic sfxr, and allows developers to create a wide array of customizable sounds for games and projects with ease. This is particularly attractive for indie game developers and hobbyists who want to evoke a nostalgic feel reminiscent of 8-bit and 16-bit sounds.

The user interface of as3sxfr is intuitive, featuring sliders and buttons that let users manipulate various sound parameters, such as wave shape, frequency, and modulation. With just a few tweaks, users can produce everything from simple beeps to elaborate explosion sounds, making it an incredibly versatile tool for sound design. Additionally, as3sxfr supports exporting sounds in a format that can be seamlessly integrated into ActionScript projects, streamlining the workflow for developers.

Moreover, as3sxfr not only enhances gameplay through audio feedback, but also invites creativity. The ability to experiment and instantly listen to changes encourages developers to explore their sound design possibilities, ultimately enriching the player experience. Whether one is creating a platformer, a puzzle game, or an arcade-style shooter, the sounds generated by as3sxfr can add significant value to the project, helping to establish atmosphere and engage players more deeply.

as3sxfr is made primarily for games, though you can use them for any purpose you choose! BTW, it is quite an old tool now, you can also try out its developer’s new sound creation tool, ChipTone.

// Key Features //

• Asynchronous caching
• Cache during first play
• Automatic cache clearing upon parameter changes
• Faster synthesis
• Choose from four different oscillators: square, saw, sine, and noise. You can modify 22 parameters to create the sound effect you desire. Once you’re satisfied, you can save it as a .wav file or store the parameter settings for later adjustments.
• Additionally, it includes seven “generator” functions that create random yet recognizable game sounds, such as pickup/coin sounds, laser/shoot effects, and explosions.

// Download URLs //

License	Version	Download	Size
Freeware	Latest		n/a

(Homepage | GitHub)