Opus is a versatile audio codec that is designed for interactive speech and audio compression. It's known for its high quality and low bitrate, making it suitable for various applications, including but not limited to, voice chat, video conferencing, and music streaming. The Opus codec is supported by many software and platforms, including web browsers, media players, and communication apps.

One popular tool that supports Opus and is easy to use is FFmpeg. FFmpeg is a free software project that produces libraries and programs for handling multimedia data. It supports Opus among many other codecs.

If you're looking to download Opus for use with your audio or video files, or for communication software, here are some general steps and considerations:

Si eres desarrollador o necesitas las DLL y herramientas de línea de comandos (opusenc, opusdec), esta es la fuente primaria.

Para ser transparentes: Directory Opus no es software gratuito de por vida. Es un producto profesional de pago. Sin embargo, existe la opción que buscas bajo el concepto "gratis para 64 bits verified":