Open-source nlp software

1574 open-source libraries, tools and applications tagged nlp, ranked by how closely nlp is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.

1574 products, primary matches first, then adoption-weighted; health v2 shown.

Product	Health v2	Stars	Maturity
lkarlslund/Adalanche Adalanche is an open-source Active Directory attack graph visualizer and explorer written in Go. It collects data via LDAP and SYSVOL, anal…	100	2217	active
google/trax Trax is an end-to-end deep learning library built on JAX and TensorFlow that focuses on clear code and speed, developed and maintained by t…	10	8306	maintenance
intel/openvino-plugins-ai-audacity A set of AI-enabled effects, generators, and analyzers for Audacity, powered by Intel OpenVINO running fully locally on CPU, GPU, or NPU. I…	75	2142	active
coolight7/musicxx Musicxx (拟声) is a cross-platform audio and video player supporting local files, cloud drives (Baidu, Aliyun, 115), WebDAV, and NAS media se…	74	2131	active
PKU-YuanGroup/LLaVA-CoT LLaVA-CoT is an 11B vision language model with training, inference, and dataset-generation code for spontaneous step-by-step multimodal rea…	44	2131	active
iniwap/AIWriteX AIWriteX is a Python-based desktop application that automates WeChat Official Account content creation using CrewAI multi-agent workflows, …	87	2106	active
can4hou6joeng4/boss-agent-cli A Python CLI that lets humans and AI agents search and shortlist jobs on BOSS Zhipin (and other Chinese recruitment platforms) with welfare…	82	2104	active
isair/jarvis Jarvis is a fully local, offline AI voice assistant for your computer that supports natural conversational interaction, unlimited memory, w…	86	2101	active
WenjieDu/PyPOTS PyPOTS is a Python toolbox for machine learning and data mining on partially-observed time series with missing values. It integrates 50+ st…	89	2072	active
QwenLM/Qwen3-Embedding Qwen3-Embedding is a series of text embedding and reranking models (0.6B, 4B, 8B) built on Qwen3 foundation models, with a Python repositor…	35	2040	active
mli/autocut AutoCut is a Python CLI tool that automatically transcribes video audio into subtitles using Whisper, then cuts video segments based on whi…	32	7809	maintenance
CaviraOSS/PageLM PageLM is an open-source, AI-powered education platform inspired by NotebookLM that transforms study materials like PDFs and notes into int…	62	2028	active
IDA-NO-MCP A collection of reverse engineering skills (prompt/plugin packages) for AI coding assistants like Claude Code, designed to work with IDA-NO…	55	2026	active
microsoft/msticpy msticpy is a Python library from Microsoft for security investigation and threat hunting in Jupyter notebooks. It provides data acquisition…	94	2019	active
FireRedASR2S FireRedASR is a family of open-source industrial-grade automatic speech recognition models supporting Mandarin, Chinese dialects, and Engli…	49	2005	active
zai-org/GLM-130B GLM-130B is an open bilingual (English and Chinese) 130-billion-parameter dense language model pre-trained with the General Language Model …	32	7650	maintenance
tsingyuai/growth-lab Growth Lab is an open-source, end-to-end AI growth system that runs product marketing and user-acquisition loops through natural-language c…	57	1991	active
showlab/Show-o Show-o is a research repository implementing a unified transformer model that combines autoregressive and discrete diffusion modeling for m…	48	1978	active
run-llama/notebookllama NotebookLlaMa is an open-source, Python-based alternative to Google's NotebookLM, backed by LlamaCloud for document ingestion and retrieval…	49	1976	active
OpenMotionLab/MotionGPT MotionGPT is a unified motion-language model that treats 3D human motion as a foreign language by converting motion into discrete motion to…	30	1974	active
SaiAkhil066/CORTEX-AI-SUPER-RAG CORTEX RAG is a local-first, agentic retrieval-augmented generation application that lets users upload PDFs and ask questions with cited an…	64	1973	active
aipoch/medical-research-skills A curated library of 550+ SKILL.md-compatible agent skills for medical and biomedical research, covering evidence insights, protocol design…	70	1971	active
huang-sir1/radiology-skills An open-source collection of 27 Claude/Codex 'skills' (modular rule files) for medical imaging research, covering radiomics, deep learning,…	67	1962	active
guofei9987/text_blind_watermark A Python library that embeds invisible blind watermarks into plain text without changing its appearance or readability, using a password-pr…	37	1960	active
Yuliang-Liu/Monkey Monkey is a large multi-modal model (LMM) research project from CVPR 2024 that improves image understanding via higher input resolution and…	71	1956	active
HKUDS/VideoAgent VideoAgent is an all-in-one agentic framework for video understanding, editing, and remaking, built on multi-agent orchestration with over …	57	1951	active
microsoft/Magma Magma is Microsoft Research's foundation model for multimodal AI agents, released as an 8B vision-language model that understands images an…	50	1948	active
NVIDIA-AI-Blueprints/video-search-and-summarization NVIDIA's GPU-accelerated AI Blueprint reference architecture for building video analytics agents that search, summarize, and reason over li…	86	1938	active
Audio-AGI/AudioSep AudioSep is the official implementation of the 'Separate Anything You Describe' foundation model for open-domain, language-queried audio so…	29	1938	active
Jesseovo/last30days-skill-cn An AI Agent skill (for Claude Code / OpenClaw) that automatically searches content from the last 30 days across 8 major Chinese internet pl…	59	1916	active
diffgram/diffgram Diffgram is a self-hosted AI datastore for managing schemas, BLOBs, and predictions, with built-in human supervision (data labeling), data …	59	1911	active
MDC-ng A self-hosted media metadata scraper and organizer for adult video libraries, written in Rust with a Next.js web UI. It scrapes metadata fr…	77	1905	active
KeyboardKit KeyboardKit is a Swift & SwiftUI framework for building custom keyboard extensions for iOS, iPadOS, and other Apple platforms. It extends A…	95	1893	active
netease-youdao/BCEmbedding BCEmbedding is NetEase Youdao's open-source library of bilingual and crosslingual embedding and reranker models for English and Chinese, bu…	68	1881	active
nomic-ai/nomic The official Python client for Nomic Atlas, a platform for exploring, labeling, searching, and sharing massive unstructured datasets (text,…	56	1880	active
THUDM/LongWriter LongWriter is a research project from Tsinghua's THUDM group providing fine-tuned LLMs (based on GLM-4-9B and Llama-3.1-8B) plus training a…	33	1874	active
OpenNMT OpenNMT is an open-source ecosystem for neural machine translation and sequence learning, with PyTorch (OpenNMT-py) and TensorFlow (OpenNMT…	40	7018	maintenance
webpilot-ai/Webpilot Webpilot is a free, open-source browser extension that acts as a 'Copilot for the web', letting users converse with web page content withou…	72	1859	active
facebookresearch/MetaCLIP Meta's research code and models for Meta CLIP, a reimplementation and scaling recipe for CLIP-style contrastive vision-language models, inc…	76	1854	active
Kav-K/GPTDiscord GPTDiscord is a self-hosted Discord bot providing an all-in-one GPT interface with ChatGPT-style conversations, DALL-E image generation, AI…	100	1850	active
clovaai/donut Donut is an OCR-free end-to-end Transformer model for visual document understanding tasks such as document classification and information e…	23	6928	maintenance
hyperfield/ai-file-sorter AI File Sorter is a cross-platform desktop application that uses local or remote LLMs to categorize files and suggest cleaner filenames for…	85	1834	active
AlibabaResearch/AdvancedLiterateMachinery A collection of original OCR and document understanding models, algorithms, and benchmarks from Alibaba's Tongyi Lab, including models like…	52	1833	active
chenmozhijin/LDDC LDDC is a cross-platform desktop application for searching, downloading, and matching precise word-by-word (karaoke-style) lyrics from musi…	67	1829	active
whotto/Video_note_generator A Python tool that converts video URLs into polished Xiaohongshu (Little Red Book) notes and blog articles. It downloads videos, transcribe…	40	1819	active
NVIDIA-NeMo/Curator NVIDIA NeMo Curator is a scalable, GPU-accelerated toolkit for preprocessing and curating large text, image, video, and audio datasets for …	88	1814	active
apple/ml-4m 4M is a framework from Apple and EPFL for training any-to-any multimodal foundation models using masked modeling over discrete tokens acros…	68	1814	active
zai-org/CogVLM CogVLM is an open-source visual language model (17B) combining a vision encoder with a pretrained language model for image understanding an…	28	6745	maintenance
hitsz-ids/airda airda (Air Data Agent) is a Python-based multi-agent system for data analysis that understands natural language data requirements and gener…	17	1792	active
LearnPrompt/ai-news-radar AI News Radar is an automated 24-hour AI/tech news aggregator that fetches sources, deduplicates stories, and scores headlines with three p…	78	1788	active
neuml/paperai paperai is an AI application for medical and scientific papers that runs bulk LLM inference and RAG pipelines over article repositories to …	63	1781	active
Emu Series Emu3 is a suite of state-of-the-art multimodal models from BAAI trained solely with next-token prediction, tokenizing images, text, and vid…	53	1777	active
MaliosDark/wifi-3d-fusion WiFi-3D-Fusion is an open-source research project that estimates 3D human pose from WiFi CSI (Channel State Information) signals using deep…	22	1755	active
kha-white/mokuro mokuro is a Python tool that performs text detection and OCR on Japanese manga pages and generates overlay files (.mokuro or HTML) enabling…	80	1753	active
McGill-NLP/llm2vec LLM2Vec is a Python library that converts decoder-only large language models into powerful text encoders via bidirectional attention, maske…	46	1729	active
bytedance/Sa2VA Sa2VA is a family of research models and codebases from ByteDance that combine SAM-2 with multimodal LLMs for pixel-level grounded understa…	67	1682	active
hashintel/hash HASH is an open-source, multi-tenant platform for building self-maintaining knowledge graphs and process graphs, powered by the hgres graph…	97	1675	active
Gen-Verse/MMaDA MMaDA is an open-source family of multimodal large diffusion language models that unify textual reasoning, multimodal understanding, and te…	46	1673	active
apple/ml-mobileclip Official implementation of Apple's MobileCLIP and MobileCLIP2, fast image-text contrastive (CLIP-style) models optimized for mobile latency…	68	1664	active
BotMan BotMan is a framework-agnostic PHP library for building chatbots that work across multiple messaging platforms like Slack, Telegram, Facebo…	53	6155	maintenance
ZJU4HealthCare/HealthGPT HealthGPT is a medical multimodal large language model family unifying medical image comprehension and generation via heterogeneous knowled…	60	1662	active
OpenScholar OpenScholar is a retrieval-augmented language model system from the Allen Institute for AI that answers scientific questions by searching t…	35	1659	active
oxylabs/ai-map-py AI-Map is a Python SDK client for Oxylabs AI Studio's AI-powered website mapping service, which discovers and extracts relevant URLs from a…	10	1651	active
meta-llama/synthetic-data-kit A Python CLI tool from Meta for generating high-quality synthetic datasets to fine-tune LLMs. It follows a four-stage pipeline (ingest, cre…	39	1650	active
pengxiao-song/LaWGPT LaWGPT is a series of open-source large language models tuned with Chinese legal knowledge, built on Chinese-LLaMA/ChatGLM base models with…	30	6061	maintenance
yoshitomo-matsubara/torchdistill torchdistill is a modular, configuration-driven PyTorch framework for knowledge distillation and general deep learning experiments, requiri…	83	1633	active
clusterzx/paperless-ai A self-hosted web application that automatically analyzes, tags, and classifies documents in Paperless-ngx using LLMs via OpenAI-compatible…	70	5972	maintenance
ml4a/ml4a ml4a is a Python library and collection of Jupyter notebooks for making art with machine learning. It wraps popular deep learning models li…	32	1604	active
LYiHub/mad-professor-public A desktop AI companion application for reading academic papers, built with PyQt6. It combines PDF parsing and translation, RAG-based retrie…	24	1603	active
THUDM/WebGLM WebGLM is an efficient web-enhanced question answering system (KDD 2023) that combines a large language model with web search retrieval and…	32	1602	active
byjlw/video-analyzer A Python CLI tool that analyzes videos by extracting key frames, transcribing audio with Whisper, and describing content using vision LLMs …	54	1593	active
D-Star-AI/dsRAG dsRAG is a high-performance retrieval engine for unstructured data, implemented as a Python library for building RAG pipelines. It improves…	45	1586	active
robocorp/rpaframework RPA Framework is a collection of open-source Python libraries and tools for Robotic Process Automation, usable from both Robot Framework an…	94	1570	active
NanoNets/docstrange DocStrange is a Python library and tool that converts documents (PDF, DOCX, PPTX, XLSX, images, URLs) into Markdown, JSON, CSV, or HTML usi…	37	1569	active
GitHamza0206/simba Simba is an open-source, production-ready customer service assistant and knowledge management system built around a fully customizable RAG …	59	1546	active
baichuan-inc/Baichuan-7B Baichuan-7B is an open-source, commercially usable 7-billion-parameter pretrained language model built on the Transformer architecture, tra…	30	5648	maintenance
silverstein/minutes Minutes is an open-source, privacy-first conversation memory app that records meetings, voice memos, and dictation, transcribes them locall…	78	1545	active
PaperDebugger/paperdebugger PaperDebugger is an AI-powered academic writing assistant delivered as a Chrome extension that integrates directly into Overleaf for in-edi…	57	1542	active
AlekPet/ComfyUI_Custom_Nodes_AlekPet A collection of custom nodes for ComfyUI that extend its capabilities with painting, pose control, prompt translation, and speech recogniti…	74	1532	active
emcf/thepipe thepipe is a Python package and API that extracts clean markdown, multimodal media, and structured data from tricky documents like PDFs, Wo…	79	1529	active
Ch1rpy2613/Mirrai Mirrai is a self-hosted web application that builds AI 'digital twins' of people from uploaded chat logs, photos, and videos, then lets use…	55	1529	active
DocumindHQ/documind Documind is an open-source Node.js library that uses AI/LLMs to extract structured JSON data from PDFs and other documents based on customi…	30	1525	active
NVlabs/describe-anything Describe Anything Model (DAM) is a vision-language model that generates detailed descriptions of user-specified regions in images and video…	29	1517	active
NPC-Worldwide/npcpy npcpy is a Python library providing primitives for building applications with multimodal LLMs, agentic AI, and knowledge graphs. It support…	84	1509	active
Open-Source-Legal/OpenContracts OpenContracts is a self-hosted, MIT-licensed document intelligence platform that turns document repositories into a programmable citation g…	89	1508	active
Vincentqyw/cv-arxiv-daily An automated daily digest of computer vision and robotics arXiv papers (SLAM, SFM, visual localization, keypoint detection, image matching,…	76	1500	active
DemonDamon/FinnewsHunter FinnewsHunter is a multi-agent financial intelligence platform built on the AgenticX framework that monitors Chinese financial news sources…	76	1500	active
jonaswinkler/paperless-ng Paperless-ng is a self-hosted document management system that scans, OCRs, indexes, and archives physical documents with full-text search a…	10	5408	maintenance
limecloud/lime Lime is an open-source, Electron-based desktop AI agent that combines an agent loop with filesystem access, terminal commands, code editing…	80	1488	active
DroppedNeedle/DroppedNeedle DroppedNeedle is a self-hosted music request and discovery application with a built-in library and download engine that replaces Lidarr. It…	83	1483	active
SEO Analyzer A Python-based SEO analyzer that crawls a website, analyzes its structure, counts body words, and reports technical SEO issues, with option…	65	1481	active
salesforce/CodeTF CodeTF is a Python transformer library for code large language models, providing unified interfaces for training, fine-tuning, and inferenc…	10	1478	active
shenminglinyi/PlotPilot PlotPilot (墨枢) is an open-source narrative engine kernel for long-form AI-assisted fiction and script writing, built in Python with FastAPI…	72	1472	active
RUC-NLPIR/WebThinker WebThinker is a research framework that empowers large reasoning models (like DeepSeek-R1 and QwQ) with deep research capability, letting t…	41	1470	active
sdcb/PaddleSharp A .NET/C# wrapper around Baidu's PaddleInference C API, providing PaddleOCR, PaddleDetection, rotation detection, Chinese segmentation, and…	75	1453	active
microsoft/TextWorld TextWorld is a Python library from Microsoft that generates text-based adventure games and provides a sandbox learning environment for trai…	75	1451	active
yuzeguitarist/Deck Deck is a native, privacy-first clipboard manager for macOS built with Swift and SwiftUI. It records clipboard history (text, images, files…	64	1450	active
AgentAlphaAGI/Idea2Paper Idea2Paper is an end-to-end multi-agent framework that decomposes the research process into structured phases, turning raw research ideas i…	44	1450	active
microsoft/KBLaM Official implementation of KBLaM, a method for augmenting pre-trained LLMs with external knowledge by encoding a knowledge base into contin…	68	1449	active
R3gm/SoniTranslate SoniTranslate is a Gradio-based web application that automatically dubs videos into other languages. It transcribes speech, translates it, …	61	1417	active