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Best fastai Alternatives in 2026

Updated

20 apps from deep learning software ranked against fastai on the same published basis.

  1. 1
    ONNX Runtime Free plan AndroidiOSLinuxMacself-hosted Free6.8
    fastai vs ONNX Runtime
  2. 2
    Apache TVM Free plan AndroidapiiOSLinuxMac Free6.7
    fastai vs Apache TVM
  3. 3
    Paperspace Gradient Free plan apiLinuxMacWebWin $8/mo6.7
    fastai vs Paperspace Gradient
  4. 4
    TensorFlow Free plan AndroidapiiOSLinuxMac Free6.7
    fastai vs TensorFlow
  5. 5
    MATLAB Grader Free plan LinuxMacWebWin Free6.6
    fastai vs MATLAB Grader
  6. 6
    MegEngine Free plan AndroidiOSLinuxMacself-hosted Free6.6
    fastai vs MegEngine
  7. 7
    Ray Train Free plan LinuxMacself-hostedWin Free6.5
    fastai vs Ray Train
  8. 8
    Trackio Free plan apiLinuxMacself-hostedWeb Free6.5
    fastai vs Trackio
  9. 9
    DeepSpeed Free plan LinuxMacself-hosted Free6.4
    fastai vs DeepSpeed
  10. 10
    Lightning AI Studios Free plan apiWeb 6.4
    fastai vs Lightning AI Studios
  11. 11
    NVIDIA TensorRT Free plan Linuxself-hostedWin Free6.4
    fastai vs NVIDIA TensorRT
  12. 12
    NVIDIA Triton Inference Server Free plan apiLinuxself-hostedWin $375/mo6.4
    fastai vs NVIDIA Triton Inference Server
  13. 13
    Amazon SageMaker Autopilot Free trial apiWeb 6.3
    fastai vs Amazon SageMaker Autopilot
  14. 14
    PyTorch AndroidapiiOSLinuxMac 5.7
    fastai vs PyTorch
  15. 15
    Keras LinuxMacWin 5.6
    fastai vs Keras
  16. 16
    PaddlePaddle apiLinuxMacself-hostedWin 5.6
    fastai vs PaddlePaddle
  17. 17
    tinygrad LinuxMacWinWeb 5.4
    fastai vs tinygrad
  18. 18
    Apache SINGA LinuxWinMac 5.3
    fastai vs Apache SINGA
  19. 19
    Caffe LinuxMacWin 5.3
    fastai vs Caffe
  20. 20
    Deeplearning4j WinMacLinux 5.3
    fastai vs Deeplearning4j

fastai alternatives compared

#AppScoreFree planFromRuns on
1ONNX Runtime6.8Free planFreeAndroid, iOS, Linux, Mac, self-hosted, Web, Windows
2Apache TVM6.7Free planFreeAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
3Paperspace Gradient6.7Free plan$8/moAPI, Linux, Mac, Web, Windows
4TensorFlow6.7Free planFreeAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
5MATLAB Grader6.6Free planFreeLinux, Mac, Web, Windows
6MegEngine6.6Free planFreeAndroid, iOS, Linux, Mac, self-hosted, Windows
7Ray Train6.5Free planFreeLinux, Mac, self-hosted, Windows
8Trackio6.5Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
9DeepSpeed6.4Free planFreeLinux, Mac, self-hosted
10Lightning AI Studios6.4Free plan—API, Web
11NVIDIA TensorRT6.4Free planFreeLinux, self-hosted, Windows
12NVIDIA Triton Inference Server6.4Free plan$375/moAPI, Linux, self-hosted, Windows
13Amazon SageMaker Autopilot6.3No—API, Web
14PyTorch5.7No—Android, API, iOS, Linux, Mac, self-hosted, Windows
15Keras5.6No—Linux, Mac, Windows
16PaddlePaddle5.6No—API, Linux, Mac, self-hosted, Windows
17tinygrad5.4No—Linux, Mac, Windows, Web
18Apache SINGA5.3No—Linux, Windows, Mac
19Caffe5.3No—Linux, Mac, Windows
20Deeplearning4j5.3No—Windows, Mac, Linux
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Questions about fastai alternatives

What is the best alternative to fastai?

ONNX Runtime, number 1 in deep learning software with a score of 6.8 out of 10. The others here: Apache TVM, Paperspace Gradient, TensorFlow and 16 more.

What is the best free alternative to fastai?

ONNX Runtime is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.