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MegaTTS3 is a bilingual speech synthesis system that generates natural-sounding speech in Chinese and English, including seamless code-switching within a single utterance. It functions as a text-to-speech engine, voice cloning system, and speech-to-text alignment tool, built around an acoustic latent compression model that encodes high-resolution audio into compact representations for efficient processing. The system distinguishes itself through accent intensity control, allowing adjustment of a speaker's accent strength in generated speech, and voice cloning from short audio samples for pers
espeak-ng is a multilingual text-to-speech engine and C-based library that converts written text into spoken audio across various languages, accents, and regional dialects. It functions as both a programmatic interface for embedding synthesis capabilities into external applications and a phonetic text converter that translates written text into phoneme codes. The system utilizes multiple synthesis methods, including formant synthesis to generate vocal sounds mathematically and diphone synthesis to produce audio by concatenating pre-recorded phonetic segments. It incorporates a speech processo
CTranslate2 is a C++ inference engine and runtime for Transformer models, designed to execute models on both CPU and GPU with optimizations for speed and memory efficiency. It functions as a model format converter, quantization tool, and REST API server, enabling deployment of neural machine translation, automatic speech recognition, and text generation models. The engine distinguishes itself through a suite of runtime optimizations including layer fusion, weight-matrix quantization, batch-by-length grouping, and a caching allocator that reuses GPU memory. It supports tensor-parallel model di
lite.ai.toolkit is a C++ computer vision toolkit designed for edge AI deployment. It enables the execution of pre-trained models for object detection, image classification, and segmentation on resource-constrained devices. The project features a multi-backend inference engine that supports the ONNX model runtime, allowing AI models to run across different hardware targets. It includes a GPU-accelerated pipeline specifically for NVIDIA hardware to reduce latency and increase processing speed. The toolkit covers a broad range of facial analysis capabilities, including emotion detection, gender
MeloTTS is an open-source text-to-speech library that generates natural-sounding speech across six languages, with the ability to mix two languages within a single utterance. Its architecture combines a token-based text frontend with a language-agnostic acoustic model, enabling it to handle bilingual code-switching and produce streaming audio output in real time.
The main features of myshell-ai/melotts are: TTS Engine Optimizations, Bilingual Speech Synthesizers, CPU Inference Runtimes, Speech Inference Runtimes, Shared Acoustic Backbones, Prosody-Preserving Tokenizers, CPU-Based Synthesizers, Multilingual Text-to-Speech Engines.
Open-source alternatives to myshell-ai/melotts include: bytedance/megatts3 — MegaTTS3 is a bilingual speech synthesis system that generates natural-sounding speech in Chinese and English,… espeak-ng/espeak-ng — espeak-ng is a multilingual text-to-speech engine and C-based library that converts written text into spoken audio… opennmt/ctranslate2 — CTranslate2 is a C++ inference engine and runtime for Transformer models, designed to execute models on both CPU and… xlite-dev/lite.ai.toolkit — lite.ai.toolkit is a C++ computer vision toolkit designed for edge AI deployment. It enables the execution of… kennethleungty/llama-2-open-source-llm-cpu-inference — This project provides a framework for executing large language models and performing document-based question answering… freemocap/freemocap — FreeMoCap is an open-source markerless motion capture system that reconstructs 3D human pose from video. It uses a…