Sorting out some open source projects of speech recognition

1、 Speech recognition mainstream toolkit

（1）ESPNET

Recommend index ：*****

star Number ：4.4k

Tool features ： Support multiple voice tasks , Support multiple ASR End to end systems , Currently, the most active voice open source community , It is the third generation end-to-end ASR A typical representative of the system .

link ：https://github.com/espnet/espnet

（2）kaldi

Recommend index ：*****

start Number ：11k

Tool features ： be based on C++ Development , There are plenty of tools ,2012-2018 The most active open source community in , It is the second generation neural network ASR A typical representative of the system .

link ：https://github.com/kaldi-asr/kaldi

（3）wenet

Recommend index ：*****

start Number ：1.5k

Tool features ： be based on pytorch, The code is relatively simple , And there are multiple platforms runtime Support .

link ：https://github.com/wenet-e2e/wenet

（4）speechbrain

Recommend index ：*****

star Number ：3.3k

Tool features ： This tool is pure python turn , Easy to use design is better .

link ：https://github.com/speechbrain/speechbrain

（5）ASRT

Recommend index ：*****

star Number ：4.9k

Tool features ： End to end training .

link ：https://github.com/nl8590687/ASRT_SpeechRecognition

（6）openasr

Recommend index ：*****

start Number ：100-

link ：https://github.com/by2101/OpenASR

（7）openspeech

Recommend index ：*****

star Number ：300+

link ：https://github.com/openspeech-team/openspeech

（8）lingvo

Recommend index ： *****

star Number ：2.3k

Tool features ： yes google be based on tensorflow Developed neural network toolkit , Contains asr Multiple tasks including .

link ：https://github.com/tensorflow/lingvo

（9）fairseq

Recommend index ： *****

start Number ：14.4k

Tool features ： yes meta be based on pytorch Developed sequence to sequence modeling tools , Contains ASR Multiple tasks including .

link ：https://github.com/pytorch/fairseq

（10）athena

star Number ：700+

Tool features ： End to end speech processing toolkit , Also contains asr Multiple tasks including .

link ：https://github.com/athena-team/athena

（11）deepspeechstar

star Number ：18.5k

link ：https://github.com/mozilla/DeepSpeech

（12）wav2letter

star Number ：5.9k

link ：https://github.com/flashlight/wav2letter

（13）CAT

star Number ：100+

Tool features ： be based on CTC-CRF Of ASR System

link ：https://github.com/thu-spmi/CAT

（14）torchaudio

star Number ：1.5k

Tool features ：pytorch Of audio library

link ：https://github.com/pytorch/audio

（15）htk

Recommend index ：*****

Tool features ： be based on C Development , It's the first generation HMM Of ASR A typical representative of the system .

link ：https://htk.eng.cam.ac.uk/2、 Other kits

2、 Other functional toolkits / library

（1）kaldiio

link ：https://github.com/nttcslab-sp/kaldiio

（2）librosa

link ：https://github.com/librosa/librosa

（3）warp-ctc

link ：https://github.com/baidu-research/warp-ctc

（4）warp-transducer

link ：https://github.com/HawkAaron/warp-transducer

（5）k2

link ：https://github.com/k2-fsa/k2

（6）sctk

link ：GitHub - usnistgov/SCTK