Natural Language SQL Querying NLP Tools

Tools for converting natural language questions into SQL queries and database interactions. Includes text-to-SQL engines, database query assistants, and natural language interfaces for structured data exploration. Does NOT include general database management, query optimization without NL conversion, or data visualization tools that aren't NL-driven.

There are 54 natural language sql querying tools tracked. 3 score above 50 (established tier). The highest-rated is FerreroJeremy/ln2sql at 60/100 with 519 stars. 1 of the top 10 are actively maintained.

Get all 54 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=nlp&subcategory=natural-language-sql-querying&limit=20"

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#	Tool	Score	Tier	Stars	Language
1	FerreroJeremy/ln2sql A tool to query a database in natural language	60	Established	519	Python
2	salesforce/TabularSemanticParsing Translating natural language questions to structured query language (SQL)	50	Established	235	Jupyter Notebook
3	jkkummerfeld/text2sql-data A collection of datasets that pair questions with SQL queries.	50	Established	585	Python
4	eguilg/nl2sql 阿里天池首届中文NL2SQL挑战赛top6	48	Emerging	218	Python
5	DukeNLIDB/NLIDB Natural Language Interface to DataBases	47	Emerging	117	Java
6	HKUSTDial/NL2SQL_Handbook This is a continuously updated handbook for readers to easily track the...	47	Emerging	1,361	Python
7	ayoungprogrammer/nlquery Natural Language Engine on WikiData	47	Emerging	436	Python
8	MysterionRise/forgetest Different demos of semantic parser models, plays related to different...	43	Emerging	2	Rust
9	guotong1988/NL2SQL-RULE Content Enhanced BERT-based Text-to-SQL Generation https://arxiv.org/abs/1910.07179	40	Emerging	194	Python
10	vasugr/Natural-Language-To-SPARQL Translate a query in natural language to SPARQL query with an interactive...	38	Emerging	24	Jupyter Notebook
11	mcxiaoxiao/QDA-SQL Efficiently creating diverse multi-turn Text-to-SQL training samples in just...	37	Emerging	14	Python
12	Chirayu-Tripathi/nl2query A framework for converting natural language text inputs to corresponding...	36	Emerging	92	Python
13	patw/Natralang Natural Language Query for MongoDB Atlas	35	Emerging	7	Python
14	nghoanglongde/seq2seq-baseline-text2SQL The sequence-to-sequence model for testing evaluation methods in Text-to-SQL task	31	Emerging	3	Python
15	masrimohammad/laravel-database-ask A laravel package that allows you to interact with your database using...	30	Emerging	2	PHP
16	TharaneshA/nlsql Natural Language to SQL query generator using LLM. Converts plain English...	30	Emerging	1	Python
17	nreco/nlquery Parser for end-user search-like queries and rule-based named entity...	29	Experimental	7	C#
18	raphael-sch/OverpassNL Natural Language to Overpass Query Language	27	Experimental	30	Python
19	JACOBIN-SCTCS/NLTODB Source Code for the project Natural Language Interface to Database with Data...	25	Experimental	6	Jupyter Notebook
20	SandaruRF/AI-Assisted-Graph-Generation 🌐 Natural Language to Visualization Platform powered by Multi-Agent AI.	25	Experimental	4	Jupyter Notebook
21	chigwell/tailwind-sql A new package that allows users to write SQL queries using a simplified,...	25	Experimental	3	Python
22	ravishan16/converSQL Transform natural language questions into production-ready SQL with...	24	Experimental	3	Python
23	buttaRahul/Query-Assist An NLP model which can convert natural language verbal specifications into...	23	Experimental	3	Jupyter Notebook
24	cbonoz/tiger2020 Tiger NLP - Generate GSQL from human sentences	23	Experimental	3	JavaScript
25	SatyamG3001/Text-to-Sql An NLP based project is done to convert Natural Language Query to SQL Query...	22	Experimental	1	Jupyter Notebook
26	suyash1397/PROMPTQL Repository for initial POC NLP based SQL adapter using LLM.	21	Experimental	10	Python
27	niklaswretblad/text-to-SQL-master-thesis Code for the master's thesis "Optimizing text-to-SQL generation in large...	21	Experimental	7	Jupyter Notebook
28	Thisisakr47/NL2SQL Natural Language to SQL Query	21	Experimental	1	Jupyter Notebook
29	juergen-kc/OsqueryNLI Natural Language Interface for Osquery - Ask questions about your Mac in...	20	Experimental	1	Swift
30	alisary123/rookie-nl2sql Built on LangGraph, this enterprise-grade NL2SQL system supports multiple...	20	Experimental	1	Python
31	rishiagrawal2609/NLtoMQL Natural language to MongoDB Query Language SLM (Finetuned)	19	Experimental	—	Python
32	om-gupta-30/Text-to-SQL Natural language to SQL query converter powered by LLMs	19	Experimental	—	Python
33	bolin8017/intelligence-query-gateway Intelligent query router that classifies requests by complexity.	19	Experimental	—	Python
34	snoop2head/EHRSQL Competition Code for "Reliable Text-to-SQL on Electronic Health Records" -...	18	Experimental	2	Jupyter Notebook
35	nof1eld/text-to-SQL A demonstration of converting natural language to an SQL query using an LLM	17	Experimental	3	Python
36	FlorisAlexandrou/MercuryNLQS Mercury NLQS (Natural Language Query System)	17	Experimental	1	TypeScript
37	laavanjan/Conversational-SQL-Agent Generative AI project with SQL DB, Langchain SQL toolkit and Agent type	17	Experimental	1	Python
38	dmeldrum6/CSV-NLQ-Tool Web-based tool that allows you to upload CSV files and query them using...	15	Experimental	—	HTML
39	tokligence/LocalSQLAgent 🚀 Local Text-to-SQL agent system powered by Ollama. 75%+ accuracy with 7B...	14	Experimental	1	Python
40	BayaslianSantiago/nl2sql_itb Este proyecto implementa una interfaz en Streamlit para realizar consultas...	14	Experimental	1	Python
41	AbhayShinde16325/nlp-mongodb-interface A full-stack Natural Language Interface for MongoDB that translates plain...	13	Experimental	—	TypeScript
42	Winner960111/text-to-sql-with-open_source_llm This project is for converting text to sql queries and getting the data from SQL DB.	13	Experimental	7	Python
43	sina-mobarez/query-assistant A powerful command-line interface that combines PostgreSQL database...	13	Experimental	4	Python
44	JeninSutradhar/HexaDB An AI-powered in-memory relational database system that supports SQL-like...	12	Experimental	7	C++
45	crazyaiml/Superml.DataTruth SuperML DataTruth is an AI-native analytics platform that lets users query...	12	Experimental	1	Python
46	softmarshmallow/inked-server ☁️ prisma server for inked project	12	Experimental	7	TypeScript
47	ALbum3270/text-sql Two-stage LLM-based Text-to-SQL framework with schema retrieval, SQL...	11	Experimental	—	Python
48	DevWaqarAhmad/NL-to-SQL An NLP-powered tool that uses Gemini 1.5 Flash to convert natural language...	11	Experimental	—	Python
49	davidlacho/agents AI-powered chat interface for SQLite database interaction. Features include...	11	Experimental	4	Python
50	Amama-Fatima/detective-quill A story management platform for detective crime fiction writers	11	Experimental	—	TypeScript
51	beyzahiz/NLP_to_SQL Turkish Natural Language Interface to Database (NLIDB). A rule-based system...	11	Experimental	—	Python
52	Rithvik119am/data-bridge 🧠 Query SQL databases using natural language — visualize, download, and...	10	Experimental	2	Python
53	Srijan-Ratrey/Schema-Aware-Natural-Language-to-SQL-Agent 🧠 Schema-Aware Natural Language to SQL Agent with Fine-tuned T5 Models	10	Experimental	1	Python
54	vidyashreerayar/nl-to-sparql-wikidata Demo prototype that converts natural language questions into SPARQL queries...	10	Experimental	1	Python

Comparisons in this category

ln2sql and nlsql (60 vs 30)