Open-source data-generation software

327 open-source libraries, tools and applications tagged data-generation, ranked by how closely data-generation 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.

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

Product	Health v2	Stars	Maturity
bxcodec/faker A Go library that generates fake data based on struct definitions using struct tags or single-value functions. This repository is archived …	10	2078	abandoned
contiamo/restful-react restful-react is a React library providing declarative components and hooks for interacting with RESTful APIs, including code generation of…	10	1853	abandoned
amitp/mapgen2 A procedural map generator for games, written in ActionScript (Flash), that creates island/continent maps with coastlines, mountains, and r…	38	1377	abandoned
bzsome/idcard_generator A tool for generating Chinese ID card images, intended for learning and practice purposes only. It is distributed as pre-packaged macOS and…	53	1273	abandoned
andrewgordonwilson/bayesgan TensorFlow implementation of the Bayesian GAN from the NIPS 2017 paper by Saatchi and Wilson, which places conditional posteriors over gene…	32	1013	abandoned
ScrapeGraphAI ScrapeGraphAI is a Python library that uses LLMs and direct graph logic to build web scraping pipelines for websites and local documents (X…	87	31358	active
confident-ai/deepeval DeepEval is an open-source Python framework for evaluating LLM applications with pytest-style unit tests and 50+ research-backed metrics in…	95	18733	active
camel-ai/camel CAMEL is an open-source Python framework for building multi-agent AI systems, providing agents, role-based societies, memory, RAG pipelines…	82	17834	active
IDEA-Research/Grounded-Segment-Anything Grounded-Segment-Anything (Grounded SAM) combines Grounding DINO with Segment Anything to detect and segment arbitrary objects from text pr…	31	17758	active
vibrantlabsai/ragas Ragas is a Python library for evaluating LLM applications with objective, LLM-driven metrics and systematic experiment loops. It also gener…	66	15901	active
yusufkaraaslan/Skill_Seekers Skill Seekers is a Python CLI toolkit and MCP server that converts documentation sites, GitHub repos, PDFs, codebases, notebooks, and other…	83	15096	active
oumi-ai/oumi Oumi is an open-source Python framework and platform for the end-to-end lifecycle of open-weight LLMs: data synthesis, fine-tuning (SFT, Lo…	91	9407	active
xberg-io/xberg Xberg is a polyglot document intelligence framework with a Rust core that extracts text, metadata, tables, images, and structured data from…	88	9400	active
princeton-vl/infinigen Infinigen is a procedural generator of infinite photorealistic 3D worlds and scenes, built on Blender by the Princeton Vision & Learning La…	88	7277	active
Mebus/cupp CUPP is a Python CLI tool that generates targeted password wordlists by profiling personal information about a user, such as birthdays, nic…	70	6546	active
gosom/google-maps-scraper An open-source Go tool that scrapes Google Maps to extract business data such as names, addresses, phone numbers, websites, ratings, review…	95	6453	active
BrowserAct BrowserAct Skills is a Python-based browser automation CLI designed for AI agents, providing real-browser control with anti-bot evasion (st…	57	6118	active
Fokkyp/SoftwareCopyright-Skill A coding-agent Skill that reads a local project and automatically generates a complete set of Chinese software copyright (软著) application m…	82	5944	active
samchon/typia Typia is a TypeScript transformer library that compiles pure TypeScript types into super-fast runtime validators, JSON serializers/parsers,…	93	5921	active
AidLux (AidLearning) AidLux (originally AidLearning) is an AIoT development platform that runs a native Ubuntu Linux environment with GUI, deep learning tooling…	63	5812	active
Kiln-AI/Kiln Kiln is a free desktop app and MIT-licensed Python library for the full AI development loop: evals, prompt optimization, RAG, agents, fine-…	91	5207	active
dubzzz/fast-check fast-check is a property-based testing framework for JavaScript and TypeScript, inspired by QuickCheck. It automatically generates test inp…	98	5193	active
facebookresearch/AugLy AugLy is a Python data augmentation library from Meta AI supporting audio, image, text, and video with over 100 augmentations. It focuses o…	66	5097	stable
makcedward/nlpaug nlpaug is a Python library for augmenting textual, audio, and spectrogram data to improve machine learning model performance. It provides A…	100	4664	active
eternityspring/shuohao-skills A collection of agent skills for AI short-drama production that turn a novel into production-ready assets: adaptation outlines, character b…	57	4462	active
Qovery/Replibyte Replibyte is a stateless Rust CLI tool that dumps production databases (PostgreSQL, MySQL, MongoDB), masks sensitive data with fake data, a…	35	4413	active
isaac-sim/IsaacSim NVIDIA Isaac Sim is an open-source robotics simulation application built on NVIDIA Omniverse for developing, simulating, and testing AI-dri…	83	4283	active
Ziwei Doushu Platform An open-source Zi Wei Dou Shu (Purple Star Astrology) chart calculation engine based on Ni Haixia's Tianji system, written in TypeScript wi…	61	4212	active
mahdibland/V2RayAggregator A Python-based automation that aggregates free proxy nodes (Shadowsocks, SSR, Trojan, Vmess) from public sources, deduplicates them, and sp…	68	4024	active
Paper2Poster/Paper2Poster Paper2Poster is an open-source multi-agent system (PosterAgent) that converts scientific paper PDFs into editable PowerPoint posters using …	55	3951	active
DLR-RM/BlenderProc BlenderProc is a procedural Python pipeline built on Blender for generating photorealistic synthetic training images with ground-truth anno…	59	3740	active
ericosiu/ai-marketing-skills An open-source collection of Claude Code skills (workflows, scripts, scoring algorithms, and automation pipelines) for marketing and sales …	58	3631	active
oxylabs/google-ai-mode-scraper A code repository of examples for Oxylabs' Google AI Mode Scraper, a commercial API that sends prompts to Google AI Mode and returns parsed…	59	3626	active
nv-tlabs/kimodo Kimodo is NVIDIA's official implementation of a kinematic motion diffusion model trained on 700 hours of motion capture data to generate hi…	58	3615	active
NovaSky-AI/SkyThought SkyThought is the open-source repository behind Sky-T1, a family of reasoning language models trained for under $450, including training sc…	22	3401	active
notdog1998/yourself-skill A Claude Code skill that builds a digital persona of yourself from chat logs, diaries, photos, and self-descriptions, structured as a Self …	45	3398	active
pgmpy pgmpy is a Python library for causal and probabilistic reasoning with graphical models such as Bayesian Networks, Dynamic Bayesian Networks…	78	3338	stable
oxylabs/ai-crawler-py A Python client library for Oxylabs AI Studio's AI-Crawler, a commercial service that crawls websites from a starting URL, uses natural lan…	10	3264	active
eracle/OpenOutreach OpenOutreach is a self-hosted, open-source AI agent for B2B lead generation. You describe your product and target market, and it discovers …	77	3254	active
jherrodthomas/automotive-skills-suite A suite of 152 installable Claude skills (76 builder + 76 reviewer pairs) that generate structured automotive engineering deliverables as x…	60	3243	active
RFDiffusion RFdiffusion is an open-source method for de novo protein structure generation using diffusion models, with or without conditional informati…	59	3058	active
NVIDIA/NeMo-Retriever NVIDIA's scalable document content and metadata extraction library (also known as NVIDIA Ingest) that splits documents, classifies and extr…	82	2978	active
Autodistill Autodistill is a Python library that uses large foundation vision models (like Grounding DINO, Grounded SAM, and CLIP) to automatically lab…	64	2784	active
kordoc kordoc is a TypeScript CLI and MCP server that parses Korean document formats (HWP 3.x/5.x, HWPX, HWPML, PDF, XLS/XLSX, DOCX, and images wi…	79	2629	active
OmniSVG/OmniSVG OmniSVG is a family of end-to-end multimodal SVG generation models built on pre-trained Vision-Language Models, released with inference cod…	48	2626	active
apify/fingerprint-suite A modular TypeScript toolkit by Apify for generating realistic browser fingerprints and HTTP headers and injecting them into Playwright or …	95	2619	active
perkfly/ex-skill A Claude Code / OpenClaw skill generator that distills chat logs, photos, and social media exports into a persona 'Skill' that mimics a spe…	45	2487	active
dirkjanm/BloodHound.py BloodHound.py is a Python-based data ingestor for BloodHound that enumerates Active Directory domains, collecting users, groups, computers,…	50	2447	active
TorchIO-project/torchio TorchIO is a Python library for loading, augmenting, and processing 3D medical images (MRI, CT) within PyTorch deep learning pipelines. It …	91	2446	active
amaancoderx/npxskillui SkillUI is a Node.js CLI that crawls websites, git repos, or local codebases and extracts their complete design system (colors, typography,…	48	2375	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
MatrAIx-ai/MatrAIx-Persona-8B MatrAIx is a population-scale, persona-driven evaluation framework that instantiates sampled persona records as LLM agents to simulate hete…	56	1955	active
wuyoscar/Internal-Safety-Collapse ISC-Bench/TVD is a research framework for studying 'Internal Safety Collapse' in frontier LLMs, where agents placed in adversarial codespac…	60	1935	active
openreasoner/openr OpenR is an open-source Python framework that integrates search, reinforcement learning, and process supervision to improve chain-of-though…	23	1859	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
evalplus/evalplus EvalPlus is a Python framework and benchmark suite for rigorously evaluating LLM-synthesized code, providing HumanEval+ and MBPP+ datasets …	38	1826	active
SmartFlowAI/EmoLLM EmoLLM is a series of open-source large language models fine-tuned for mental health understanding and support, built on models like Intern…	56	1786	active
GreenmaskIO/greenmask Greenmask is an open-source CLI utility for logical database dumping, anonymization, synthetic data generation, and restoration, production…	94	1782	active
google-deepmind/concordia Concordia is a Python library for building generative agent-based social simulations, using a tabletop role-playing game pattern where a Ga…	83	1782	active
blendi-remade/sprite-sheet-creator A Next.js web application that generates 2D pixel art sprite sheets and game maps from text prompts or uploaded images using fal.ai image m…	53	1767	active
robocasa/robocasa RoboCasa is a large-scale simulation framework for training and benchmarking generally capable robots on everyday tasks, focused on kitchen…	78	1759	active
openai/consistency_models Official PyTorch implementation of Consistency Models, a generative image model family from OpenAI supporting consistency distillation, con…	10	6483	maintenance
AvaLovelace1/BrickGPT BrickGPT is the official implementation of an ICCV 2025 Best Paper approach that generates physically stable, buildable toy brick (LEGO) mo…	54	1726	active
nophead/NopSCADlib NopSCADlib is an OpenSCAD library of parametric part models ('vitamins') for 3D printers and electronics enclosures, plus a project framewo…	49	1636	active
Forsy Agent Apprenticeship is an open ecosystem and CLI tool where AI agents complete real-world tasks through iterative workflow loops, are eval…	57	1617	active
open-gigaai/giga-world-0 GigaWorld-0 is a unified world model framework that acts as a data engine for Vision-Language-Action (VLA) learning in embodied AI. It comb…	38	1616	active
samim23/polymath Polymath is a Python CLI tool that uses machine learning to convert any music library into a searchable music production sample-library. It…	31	1595	active
NousResearch/autonovel An autonomous AI agent pipeline that writes, revises, evaluates, typesets, illustrates, and narrates a complete novel from a seed concept. …	44	1590	active
evo-design/evo Evo is a 7-billion-parameter DNA foundation model built on the StripedHyena architecture, trained on ~300 billion tokens of prokaryotic who…	65	1576	active
oxylabs/browser-agent-py A Python SDK for Oxylabs AI Studio's Browser Agent, a cloud service that automates real-user browsing tasks (clicking, typing, scrolling, s…	10	1565	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…	80	1529	active
open-thought/reasoning-gym Reasoning Gym is a Python library of procedural dataset generators and algorithmically verifiable reasoning environments for training LLMs …	60	1512	active
urbanadventurer/username-anarchy Username Anarchy is a Ruby command-line tool that generates lists of likely usernames from people's first and last names for use in penetra…	23	1480	stable
drawrowfly/tiktok-scraper A TypeScript library and CLI tool that scrapes TikTok metadata from user, hashtag, trend, and music pages and downloads video posts without…	23	5215	maintenance
HongyuanLuke/frequencylaw Official code repository for the paper 'Textual Frequency Law on Large Language Models', implementing TFL, TFD, and CTFT methods for studyi…	46	1428	active
AgibotTech/genie_sim Genie Sim is AgiBot's open-source simulation platform for embodied intelligence, providing environment reconstruction, LLM-driven scene gen…	70	1412	active
dailenson/SDT Official PyTorch implementation of the CVPR 2023 paper 'Disentangling Writer and Character Styles for Handwriting Generation' (SDT). It gen…	40	1411	active
nottelabs/reverse-api-engineer Reverse API Engineer is a Python CLI tool that captures browser network traffic (HAR) from a website and uses a configured AI model to gene…	81	1404	active
hudson-and-thames/mlfinlab MlFinLab is a Python library implementing financial machine learning techniques from data structure generation through labeling, feature en…	32	4941	maintenance
chipsalliance/riscv-dv RISCV-DV is a SystemVerilog/UVM-based random instruction sequence generator for verifying RISC-V processor designs. It produces randomized …	75	1363	active
CoderWanFeng/python-office python-office is a Python office-automation library that wraps PDF, Word, Excel, PPT, image, video, email, WeChat, and OCR operations behin…	63	1358	active
BytedTsinghua-SIA/CUDA-Agent CUDA-Agent is a large-scale agentic reinforcement learning system from ByteDance Seed and Tsinghua that trains LLMs to generate high-perfor…	53	1338	active
PKU-YuanGroup/MagicTime MagicTime is a metamorphic time-lapse video generation pipeline built on diffusion-based text-to-video models, with a MagicAdapter, dynamic…	56	1337	active
520CCC/AIGenerateCode A Java-based tool suite for Android that generates junk code (Java, drawables, layouts, strings, manifests) and ProGuard obfuscation files …	34	1283	active
stair-lab/kg-gen kg-gen is a Python library that extracts knowledge graphs from arbitrary plain text or conversation messages using LLMs, with model routing…	57	1278	active
firecrawl/fire-enrich Fire Enrich is an AI-powered data enrichment web application that transforms a list of email addresses into rich company datasets, includin…	36	1277	active
plurai-ai/intellagent IntellAgent is a Python framework for diagnosing and optimizing conversational LLM agents through simulated, realistic synthetic user inter…	55	1258	active
gooseworks-ai/goose-skills A library of 200+ AI agent skills and data APIs for growth and go-to-market work, installable into coding agents like Claude Code, Cursor, …	60	1252	active
ElectricAlexis/NotaGen NotaGen is a symbolic music generation model that produces high-quality classical sheet music using LLM-style training paradigms: pre-train…	29	1236	active
martinpacesa/BindCraft BindCraft is a Python-based computational pipeline for de novo protein binder design that combines AlphaFold2 backpropagation, ProteinMPNN,…	68	1216	active
ksdme/ut A fast, lightweight Rust CLI utility toolkit that bundles many common developer utilities (encoding, hashing, JWT, UUID generation, and mor…	66	1207	active
iver56/torch-audiomentations A PyTorch library for fast audio data augmentation, inspired by audiomentations. It provides GPU-accelerated, differentiable audio transfor…	54	1174	active
cure-lab/MagicDrive MagicDrive is the official PyTorch implementation of an ICLR 2024 paper for controllable street view generation using diffusion models with…	32	1165	active
midas-research/audino Audino is an open-source, self-hosted web application for annotating audio, supporting transcription, labeling, and speaker-related tasks. …	48	1147	active
xzf-thu/Mega-ASR Mega-ASR is a foundation automatic speech recognition model trained on 2.6M samples spanning 7 atomic acoustic conditions and 54 compound r…	56	1146	active
datadreamer-dev/DataDreamer DataDreamer is an open-source Python library for prompting LLMs, generating synthetic datasets, and training or aligning models in reproduc…	32	1124	active
XYZ-AI-Lab/AxisAgentic AxisAgentic is an extensible Python runtime for long-horizon AI agents that handles multi-turn execution, tool orchestration, context manag…	52	1120	active
spytensor/prepare_detection_dataset A collection of Python scripts that convert object detection datasets between common annotation formats, including CSV, LabelMe JSON, COCO,…	62	1107	active
titanwings/ex-skill A Python tool that generates Claude Code / OpenClaw agent 'skills' capturing a specific person's texting persona from chat history (WeChat,…	56	1087	active
AlephNullSK/dnsgen DNSGen is a Python CLI tool that generates intelligent permutations of domain names to aid subdomain discovery during security assessments.…	32	1079	active