KFR icon
KFR icon

KFR

KFR is built for developers who need a powerful toolkit for audio and DSP applications. The framework is packed with ready-to-use C++ classes and functions for various DSP tasks from high-quality filtering to small helpers to improve development speed.

Cost / License

  • Freemium (Pay once)
  • Open Source

Platforms

  • Mac
  • Windows
  • Linux
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KFR information

  • Developed by

    Unknown
  • Licensing

    Open Source (GPL-2.0) and Freemium product.
  • Pricing

    One time purchase (perpetual license) ranging between $450 and $1900 + free version with limited functionality.
  • Written in

  • Alternatives

    4 alternatives listed
  • Supported Languages

    • English

AlternativeTo Categories

DevelopmentEducation & Reference

GitHub repository

  •  1,819 Stars
  •  263 Forks
  •  24 Open Issues
  •   Updated  
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KFR was added to AlternativeTo by David on and this page was last updated .
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What is KFR?

KFR is built for developers who need a powerful toolkit for audio and DSP applications. The framework is packed with ready-to-use C++ classes and functions for various DSP tasks from high-quality filtering to small helpers to improve development speed. Highest possible performance is one of the main goals of the KFR framework. Accurate benchmark measurements prove that KFR offers high speed implementations of the DSP algorithms.

FEATURES

  • DFT/FFT
  • Convolution
  • High quality Sample Rate Conversion (SRC)
  • EBU R 128 Loudness
  • FIR (Finite Impulse Response) filtering
  • IIR (Infnite Impulse Response) filtering
  • FIR filter design using window method
  • Delay line and fractional delay line
  • Biquad filters and Biquad cascades
  • Biquad design functions
  • Oscillators
  • Window functions
  • Waveshaper
  • Stereo conversion (L/R, M/S)

Official Links