Alternatives
These products are placed in Backend-as-a-service & databases alongside LEANN. The order reflects how much of LEANN’s category footprint each one covers. It is not a ranking, and no company can pay to appear here.
Back to the LEANN record →The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications. Supabase is open source, written primarily in TypeScript, released under Apache License 2.0. Its repository has 107.3K GitHub stars and 13.4K forks, and was last committed to within the last two weeks. Niched places it in Backend-as-a-service & databases.
The fastest path to AI-powered full stack observability, even for lean teams.
Ready-to-run cloud templates for RAG, AI pipelines, and enterprise search with live data. 🐳Docker-friendly.⚡Always in sync with Sharepoint, Google Drive, S3, Kafka, PostgreSQL, real-time data APIs, and more.
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
Free universal database tool and SQL client
Next-generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB and CockroachDB
Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search
TiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search. No data silos. No noisy neighbors. No infrastructure ceiling.
Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products with customisation! Any LLM: GPT4, Groq, Llama. Any Vectorstore: PGVector, Faiss. Any Files. Anyway you want.
TypeScript & JavaScript ORM for Node.js — supports PostgreSQL, MySQL, MariaDB, SQLite, SQL Server, Oracle, and more.
Open Source Alternative to Vercel, Netlify and Heroku.
📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG
This repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.
🔥🔥🔥 AI-driven database tool and SQL client, The hottest GUI client, supporting MySQL, Oracle, PostgreSQL, DB2, SQL Server, DB2, SQLite, H2, ClickHouse, and more.
REST API for any Postgres database
Official home of the DB Browser for SQLite (DB4S) project. Previously known as "SQLite Database Browser" and "Database Browser for SQLite". Website at:
A SQL database in Rust: SQLite-compatible, now also speaking Postgres (experimental). The LLVM of databases.
Modern and easy to use SQL client for MySQL, Postgres, SQLite, SQL Server, and more. Linux, MacOS, and Windows.
A time-series database for high-performance real-time analytics packaged as a Postgres extension
Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, code-like database branching, and scale to zero.
📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics
The lightweight, fault-tolerant database built on SQLite. Designed to keep your data highly available with minimal effort.
libSQL is a fork of SQLite that is both Open Source, and Open Contributions.
Realm is a mobile database: a replacement for Core Data & SQLite
MCP Toolbox for Databases is an open source MCP server for databases.
Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.
A lightweight, lightning-fast, in-process vector database
Go MySQL Driver is a MySQL driver for Go's (golang) database/sql package
20 MB lightweight cross-platform database client for 70+ databases, including MySQL, PostgreSQL, SQLite, Redis, MongoDB, DuckDB, SQL Server, and Dameng. Built-in AI, MCP Server, CLI, desktop and Docker. | 轻量级跨平台数据库管理工具，支持 MySQL、PostgreSQL、SQLite、Redis、MongoDB、达梦等 70+ 数据库，提供桌面端、Docker、CLI、内置 AI 助手和 MCP Server。
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
Realm is a mobile database: a replacement for SQLite & ORMs
q - Run SQL directly on delimited files and multi-file sqlite databases
Deeplake is AI Data Runtime for Agents. It provides serverless postgres with a multimodal datalake, enabling scalable retrieval and training.
Open Source Deep Research Alternative to Reason and Search on Private Data. Written in Python.
The AI search platform
Postgres with GPUs for ML/AI apps.
Memory library for building stateful agents
Open-source framework for building AI-powered apps in JavaScript, Go, and Python, built and used in production by Google
Realm is a mobile database: an alternative to SQLite & key-value stores
HelixDB is an OLTP graph-vector database built in Rust on Object Storage.
Free and open source database client built natively for developers. TablePro is open source, written primarily in Swift, released under GNU Affero General Public License v3.0. Its repository has 5.4K GitHub stars and 348 forks, and was last committed to within the last two weeks. Niched places it in Backend-as-a-service & databases.
Where data access meets operational intelligence
Graph database optimized for fast analysis and real-time data processing. It is provided as an extension to PostgreSQL.
CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.
Open-source desktop SQL workspace for PostgreSQL, MySQL/MariaDB, SQLite and 15+ more databases like DuckDB, ClickHouse, Redis and Firestore. Built-in MCP server for Claude, Cursor and Devin, SQL notebooks and visual EXPLAIN.
All-in-One Native Local Development Environment for Windows, macOS & Linux. Docker alternative for PHP, Node.js, Python and more. Faster alternative to XAMPP, Laragon, MAMP and Laravel Herd with databases, Cron Jobs and runtime management.
Self-hosted database backup manager with a web UI. Schedule, backup, and restore MySQL, PostgreSQL, MariaDB, Microsoft SQL Server, MongoDB, SQLite & Redis to S3, SFTP, Samba or local storage. SSH Tunnel support.
Database management, built for developers. veloxdb is open source, written primarily in TypeScript, released under MIT License. Its repository has 508 GitHub stars and 29 forks, and was last committed to within the last two months. Niched places it in Backend-as-a-service & databases.
Category placement comes from the classifier and human review, not from a paid submission. A product missing from this page has either not entered the Niched research set or carries no category assignment yet. Absence is never evidence against it. Read the method or submit a missing product.