Synthetic Data Generation Generative AI Tools

Tools for generating synthetic tabular, time-series, and structured data with focus on fidelity, privacy, and utility evaluation. Includes SDV frameworks, GANs, diffusion models, and benchmarking suites. Does NOT include general data augmentation for NLP/NER tasks or domain-specific synthetic generation (clinical data, images, audio).

There are 79 synthetic data generation tools tracked. 2 score above 70 (verified tier). The highest-rated is sdv-dev/SDV at 94/100 with 3,439 stars and 150,480 monthly downloads. 2 of the top 10 are actively maintained.

Get all 79 projects as JSON

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#	Tool	Score	Tier	Stars	Language
1	sdv-dev/SDV Synthetic data generation for tabular data	94	Verified	3,439	Python
2	sdv-dev/SDGym Benchmarking synthetic data generation methods.	72	Verified	301	Python
3	NVIDIA-NeMo/DataDesigner 🎨 NeMo Data Designer: A general library for generating high-quality...	61	Established	795	Python
4	AlexanderVNikitin/tsgm Generation and evaluation of synthetic time series datasets (also,...	57	Established	218	Python
5	wwhenxuan/S2Generator A series-symbol (S2) dual-modality data generation mechanism, enabling the...	56	Established	17	Python
6	hitsz-ids/synthetic-data-generator SDG is a specialized framework designed to generate high-quality structured...	55	Established	2,409	Python
7	mostly-ai/mostlyai Synthetic Data SDK ✨	54	Established	750	Python
8	microsoft/genalog Genalog is an open source, cross-platform python package allowing generation...	49	Emerging	346	Jupyter Notebook
9	microsoft/TimeCraft Official code for TimeCraft: A Time Series Generation Framework for...	45	Emerging	1,060	Python
10	sebhaan/TabPFGen TabPFGen: Synthetic Tabular Data Generation with TabPFN	44	Emerging	35	Python
11	aiim-research/GRETEL GRETEL is a framework for the development and evaluation of Counterfactual...	44	Emerging	23	Jupyter Notebook
12	nhatkhangcs/synthetic_generator Synthetic Data Generator for Machine Learning Pipelines	43	Emerging	33	Python
13	gretelai/gretel-synthetics Synthetic data generators for structured and unstructured text, featuring...	40	Emerging	672	Python
14	kayua/MalDataGen MalDataGen is an advanced Python framework for generating and evaluating...	37	Emerging	43	Python
15	ELM-Research/ECG-Neural-Networks Research-oriented pretraining and evaluation pipelines for ECG-specific...	37	Emerging	4	Python
16	highfem/tqdne Generative modeling of seismic waveforms	36	Emerging	19	Jupyter Notebook
17	Clearbox-AI/clearbox-synthetic-kit Clearbox AI's all-in-one solution for generation and evaluation of synthetic...	36	Emerging	44	Python
18	pedrodevog/SynthECG The first systematic evaluation framework for synthetic 10-second 12-lead...	35	Emerging	5	Python
19	mims-harvard/CLEF Controllable Sequence Editing for Counterfactual Generation	34	Emerging	9	Python
20	SilenceX12138/TabEval 📐 A comprehensive Python framework for evaluating tabular data.	34	Emerging	3	Python
21	telmomenezes/synthetic Symbolic Generators for Complex Networks	34	Emerging	47	Python
22	shadowboxingskills/ppchain Your Probabilistic Modeling Copilot	34	Emerging	2	Python
23	jameszhou-gl/HiSGT Code for ECAI'25-Generating Clinically Realistic EHR Data via a Hierarchy-...	33	Emerging	6	Python
24	KodCode-AI/kodcode ✨ A synthetic dataset generation framework that produces diverse coding...	33	Emerging	312	Python
25	Gurobi/gurobi-ai-modeling Generative AI for Mathematical Modeling	32	Emerging	10	Python
26	Shekswess/synthgenai SynthGenAI - Package for Generating Synthetic Datasets using LLMs.	32	Emerging	54	Python
27	SilenceX12138/TabStruct 🗼 [ICLR 2026 Oral] Official implementation of “TabStruct: Measuring...	31	Emerging	11	Jupyter Notebook
28	iperov/SSHG Simple Synthetic Head Generator	30	Emerging	19	—
29	ComplexData-MILA/AIF-Gen Generating Synthetic Lifelong RL Data for LLMs at Scale	30	Emerging	14	Python
30	Lysarthas/Time-Transformer [SDM24] Official code for "Time-Transformer"	29	Experimental	18	Jupyter Notebook
31	caetas/GenerativeZoo Model Zoo for Generative Models.	29	Experimental	26	Python
32	grantzyr/MM-Health-Dataset [EMNLP 2025 Findings] Official repo for paper: From Generation to Detection:...	28	Experimental	1	Python
33	zjowowen/FuncGenFoil Airfoil Generation and Editing Model in Function Space	28	Experimental	8	Python
34	zealscott/SynMeter A principled library for tuning, training and evaluating tabular data...	28	Experimental	26	Python
35	ViacheslavDanilov/generative_design This repository is dedicated to the development of an approach based on...	27	Experimental	10	Python
36	Sreyan88/DALE Code for EMNLP 2023 paper: DALE: Generative Data Augmentation for...	27	Experimental	10	Python
37	markweberdev/maskbit Implementation of the paper "MaskBit: Embedding-free Image Generation from...	27	Experimental	88	Jupyter Notebook
38	filipaldi/ai-font-generation-projects AI Font Generation Benchmarks. Comparative analysis of AI font generation...	27	Experimental	9	—
39	KonstantinosBarmpas/NeuroRVQ NeuroRVQ: Multi-Scale EEG Tokenization for Generative Large Brainwave Models	26	Experimental	27	Python
40	Trustworthy-ML-Lab/posthoc-generative-cbm [CVPR 2025] Concept Bottleneck Autoencoder (CB-AE) -- efficiently transform...	26	Experimental	17	Jupyter Notebook
41	OpenProteinAI/openprotein-python Simple python interface for the OpenProtein.AI REST API.	25	Experimental	15	Python
42	DorinDaniil/Garage Cutting-edge Python library designed for generative image augmentation!	25	Experimental	13	Jupyter Notebook
43	ELM-Research/ecg_nn Research-oriented pretraining and evaluation pipelines for ECG-specific...	25	Experimental	4	Python
44	michelecafagna26/vl-shap [Frontiers in AI Journal] Implementation of the paper "Interpreting Vision...	23	Experimental	6	Jupyter Notebook
45	Lee-CBG/TCRGen Self-Contemplating In-Context Learning Enhances T Cell Receptor Generation...	22	Experimental	4	Python
46	ML4ITS/synthetic-data Generate synthetic time-series using generative adversarial networks....	22	Experimental	19	Jupyter Notebook
47	Diegomangasco/GenSUMO Generative AI to create synthetic SUMO scenarios	22	Experimental	1	Jupyter Notebook
48	jameszhou-gl/Coogee Coogee: An integrated pipeline for generating and auditing clinically...	22	Experimental	—	Python
49	AmirhosseinHonardoust/Synthetic-Data-Artist A professional, research-grade comparison of Gaussian Copula and Variational...	21	Experimental	23	Python
50	MorningStarTM/Synthetic-Data-Generator This Project for Creating unified tool to generate synthetic data (text and...	21	Experimental	2	Python
51	kayua/SyntheticOceanAI SyntheticOcean: Open-Source Library for Generating Synthetic Tabular Data +...	19	Experimental	5	Python
52	AIML-MED/Mirror-CFE [ICCV25] Looking in the Mirror: A Faithful Counterfactual Explanation Method...	19	Experimental	—	HTML
53	KonstantinosBarmpas/LaBraM-plus-plus [NeurIPS 2025] Neural Information Processing Systems(2025) - Foundation...	18	Experimental	3	—
54	Mycheaux/DB-conv Self-supervised generative AI enables conversion of two non-overlapping...	18	Experimental	3	Python
55	Sreyan88/CoDa Code for NAACL 2024 (Findings) Paper: CoDa: Constrained Generation based...	18	Experimental	5	Python
56	HowieHwong/DataGen [ICLR'25] DataGen: Unified Synthetic Dataset Generation via Large Language Models	17	Experimental	66	Python
57	FishAres/RNP6 Code for Recursive Neural Programs: A differentiable framework for learning...	16	Experimental	2	Julia
58	vertaix/Alternators This repository contains the implementation of Alternators, a novel...	16	Experimental	35	Python
59	Sreyan88/ACLM Code for ACL 2023 Paper: ACLM: A Selective-Denoising based Generative Data...	15	Experimental	22	Python
60	Sreyan88/ABEX Code for ACL 2024 paper -- ABEX: Data Augmentation for Low-Resource NLU via...	15	Experimental	2	Python
61	dario-coscia/barnn BARNN: A Bayesian Autoregressive and Recurrent Neural Network - Official Repository	14	Experimental	14	Jupyter Notebook
62	alexkoulakos/explain-then-predict Source code for the BlackBoxNLP 2024 @ EMNLP paper "Enhancing adversarial...	14	Experimental	10	Python
63	rubsj/ai-synthetic-data-generator Synthetic dataset generation pipeline with Pydantic validation and...	14	Experimental	—	Python
64	Chun-Bae/eeg-emotion-gen-compare Comparing generative models for EEG emotion classification.	14	Experimental	—	Python
65	kj14173/neuro-sequential-generative-core A research-oriented implementation of sequential generative models for...	14	Experimental	—	—
66	marquito3012/TFM Framework de IA Generativa para la creación de datos tabulares sintéticos en...	14	Experimental	—	Jupyter Notebook
67	Sreyan88/Synthio Code for ICLR 2025 Paper: Synthio: Augmenting Small-Scale Audio...	14	Experimental	12	Python
68	j9smith/generative-modelling Notebook series exploring the theory and implementation of various generative models.	12	Experimental	1	Jupyter Notebook
69	DanteTrb/fall-risk-predictor A fullstack AI-powered web application to assess fall risk in patients with...	12	Experimental	1	Jupyter Notebook
70	rizac/gmgt Ground Motion Ground Truth is a collection of datasets of ground motion time...	12	Experimental	1	Jupyter Notebook
71	yrodriguezmd/Synthetic_Medical_Tabular_Data Generate synthetic medical data from a patient population dataset.	12	Experimental	3	Jupyter Notebook
72	cMancio00/ebm-molecules This is my thesis for Computer Science master degree at University of Florence	12	Experimental	1	Python
73	ImJaeSung/Synthesizers Implementations of various synthesizers with pytorch.	12	Experimental	1	Python
74	NITHISHM2410/spatial-temporal-transformer Spatial Temporal Transformer to capture Spatial and Temporal dynamics.	12	Experimental	3	Python
75	silvano315/Gen-AI-for-Data-Augmentation This is the ninth project of AI Engineering Master. It aims to use...	11	Experimental	—	Jupyter Notebook
76	Okja88/Visual-GenAI-Applications A comprehensive portfolio of Visual Generative AI projects featuring...	11	Experimental	—	Jupyter Notebook
77	wilhelmagren/syndgen SYNthetic Data GENeration made easy for everyone, free and open-sourced.	11	Experimental	2	Python
78	shadowboxingskills/ppchainR Your Probabilistic Modeling Copilot	10	Experimental	1	R
79	tacclab/bio_dataset_manager This tool facilitates the encoding of these sequences into tensors, which...	10	Experimental	1	Python

Comparisons in this category

SDV and synthetic-data-generator (94 vs 55) SDV and SDGym (94 vs 72) SDGym and synthetic-data-generator (72 vs 55) SDGym and tsgm (72 vs 57) SDGym and synthetic_generator (72 vs 43)