k2-fsa/sherpa-onnx
Oct 2025 – Oct 2025
1 Month active
Languages Used
BashCC#C++CMakeDartGoJava
Technical Skills
API DesignAPI DevelopmentASRAlgorithm DesignAlgorithm ImplementationAscend NPU
Fangjun Kuang
PROFILE
Fangjun Kuang
During October 2025, csukuangfj enhanced the k2-fsa/sherpa-onnx repository by delivering nineteen new features and resolving three bugs, focusing on speech recognition and text-to-speech capabilities. They expanded multilingual TTS and ASR model support, improved API surfaces in C++ and C#, and streamlined cross-platform integration through JNI refactoring. Their work included optimizing model export for edge deployment using Ascend NPU and RKNN, as well as refining build systems and CI/CD workflows with CMake and GitHub Actions. By addressing dependency management, documentation, and error handling, csukuangfj delivered robust, maintainable solutions that improved deployment stability and accelerated content generation workflows.
Overall Statistics
Feature vs Bugs
86%Features
Repository Contributions
23Total
Bugs
3
Commits
23
Features
19
Lines of code
9,508
Activity Months1
Your Network
30 peopleSame Organization
@mails.tsinghua.edu.cn24
Shared Repositories
6
Work History
October 2025
23 Commits • 19 Features
Oct 1, 2025October 2025 monthly summary for k2-fsa/sherpa-onnx. Delivered a broad set of features and reliability improvements across TTS/ASR, expanded API surfaces, and strengthened edge deployment readiness, resulting in tangible business value in content generation, multilingual support, and deployment stability. Key outcomes include: (1) Expanded TTS/ASR capabilities and model support (Parakeet TDT for subtitles, more Piper TTS models, Kaldi-native fbank updates, phrase merging, and token-limit control) enabling higher-quality, scalable speech synthesis and transcription workflows. (2) Cross-language and multi-language API expansion (CXX and C# audio tagging APIs; JNI refactor) reducing integration effort and enabling client adapters across platforms. (3) Edge deployment and CI enablement (Paraformer RKNN export with CI, Ascend NPU export for Paraformer and SenseVoice ASR, ROS2 documentation) accelerating time-to-market for on-device inference. (4) Quality, reliability, and maintainability improvements (KWS+RKNN support, WenetSpeech-Chuan integration, Android/build fixes, dependency cleanup, zipvoice WASM fix, and token/phrase enhancements in MatchaTTS). (5) Documentation and ecosystem improvements for onboarding and cross-team collaboration (ROS2, Ascend NPU notes).
23 Commits • 19 Features
Oct 1, 2025October 2025 monthly summary for k2-fsa/sherpa-onnx. Delivered a broad set of features and reliability improvements across TTS/ASR, expanded API surfaces, and strengthened edge deployment readiness, resulting in tangible business value in content generation, multilingual support, and deployment stability. Key outcomes include: (1) Expanded TTS/ASR capabilities and model support (Parakeet TDT for subtitles, more Piper TTS models, Kaldi-native fbank updates, phrase merging, and token-limit control) enabling higher-quality, scalable speech synthesis and transcription workflows. (2) Cross-language and multi-language API expansion (CXX and C# audio tagging APIs; JNI refactor) reducing integration effort and enabling client adapters across platforms. (3) Edge deployment and CI enablement (Paraformer RKNN export with CI, Ascend NPU export for Paraformer and SenseVoice ASR, ROS2 documentation) accelerating time-to-market for on-device inference. (4) Quality, reliability, and maintainability improvements (KWS+RKNN support, WenetSpeech-Chuan integration, Android/build fixes, dependency cleanup, zipvoice WASM fix, and token/phrase enhancements in MatchaTTS). (5) Documentation and ecosystem improvements for onboarding and cross-team collaboration (ROS2, Ascend NPU notes).
October 2025
Activity
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Quality Metrics
Correctness90.8%
Maintainability87.8%
Architecture89.6%
Performance78.2%
AI Usage74.8%
Skills & Technologies
Programming Languages
BashCC#C++CMakeDartGoJavaJavaScriptKotlin
Technical Skills
API DesignAPI DevelopmentASRAlgorithm DesignAlgorithm ImplementationAscend NPUAudio ProcessingAutomationBash ScriptingBuild ScriptingBuild System ConfigurationBuild SystemsC# DevelopmentC++ DevelopmentCI/CD
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