{"adoption": {"forks": 1410, "observed_at": "2026-08-28T04:09:15.241513+00:00", "stars": 5296}, "canonical_url": "https://ross.abutalabs.com/products/tacotron2", "card": {"archived": false, "artifact_type": "library", "description": "Tacotron 2 - PyTorch implementation with faster-than-realtime inference", "domain": ["speech-processing", "deep-learning", "artificial-intelligence"], "enriched": true, "function": ["tts", "deep-learning", "machine-learning"], "health_score": 20, "homepage": null, "language": "Jupyter Notebook", "license": "BSD-3-Clause", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["NVIDIA/tacotron2"], "name": "NVIDIA/tacotron2", "platform": ["python", "windows"], "pushed_at": "2024-06-12T18:49:15+00:00", "repo": "NVIDIA/tacotron2", "stars": 5296, "tags": ["pytorch", "tacotron2", "speech-synthesis", "ljspeech", "nvidia", "text-to-speech", "waveglow", "gpu", "linux"], "topics": [], "urls": [], "use_cases": ["convert text to speech audio in Python", "train a custom TTS model on my own dataset", "generate speech from text with a pretrained model", "fine-tune Tacotron 2 on LJSpeech", "run faster-than-realtime neural speech synthesis on GPU", "build a voice synthesis pipeline with PyTorch"], "what_it_is": "NVIDIA's PyTorch implementation of the Tacotron 2 text-to-speech model, which synthesizes mel spectrograms from text for vocoder-based audio generation. It supports distributed training, automatic mixed precision, and faster-than-realtime inference when paired with vocoders like WaveGlow.", "when_to_avoid": ["you need the latest state-of-the-art TTS models (e.g., VITS, modern diffusion-based TTS)", "you have no NVIDIA GPU, since CUDA cuDNN is required", "you want a production-ready TTS service with an API out of the box"], "when_to_choose": ["you need a well-tested PyTorch Tacotron 2 implementation with pretrained checkpoints", "you want GPU-accelerated training with mixed precision and multi-GPU support", "you are doing research or experimentation with neural TTS on NVIDIA hardware"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/tacotron2", "repo": "NVIDIA/tacotron2", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:09:15.241513+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-29T17:59:09.583267+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "9ab68102a8d23ef68edca5f3080412c39c2a741c51de8051070c23ef48d032d4", "fetched_at": "2026-08-28T04:09:15.241513+00:00", "kind": "readme", "missing": false, "url": "https://github.com/NVIDIA/tacotron2"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3044, "days_push": 812, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 32, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}