HarperDB Alternatives (January 2026)

HarperDB | Enterprise Application Platform

https://www.harperd.io/

HarperDB's global application platform simplifies development with one package that includes a lightning-fast database, embedded API server, and real-time global data replication. Deploy from cloud to edge to on-prem.

4.4/5

64+ reviews

Reviewed on:

eXtremeDB Database Management System for Professional Developers - McObject LLC

https://www.mcobjec

.com/

Small, fast, reliable database management system Persistent and/or in-memory data storage for edge-cloud, powerful for professional developers

Oracle Berkeley DB

https://www.oracl

.com/database/technologies/related/berkeleydb.html/

The Oracle Berkeley DB family of open source, embeddable databases provides developers with fast, reliable, local persistence with zero administration. Often deployed as an 'edge' database, Oracle Berkeley DB provides very high performance, reliability, scalability, and availability for application use cases that do not require SQL

MongoDB Atlas | Multi-cloud Developer Data Platform | MongoDB

https://www.mongod

.com/atlas/

MongoDB Atlas is the only multi-cloud developer data platform that accelerates and simplifies how you build with data. Get started for free today!

SingleStore | The Real-Time Data Platform for Intelligent Applications

https://www.singlestor

.com/

Designed for applications, analytics and AI, SingleStore is the world's only real-time data platform to read, write and reason on petabyte-scale data in a few milliseconds.

Rockset: Search and analytics database

https://rockse

.com/

Build blazing fast search and AI applications in record time.

Dgraph | Open Source, AI-Ready Graph Database

https://dgrap

.io/

The only open source, AI-ready graph database that gives developers the tools to quickly build distributed applications at scale.

MongoDB: The Developer Data Platform | MongoDB

https://www.mongod

.com/

Get your ideas to market faster with a developer data platform built on the leading modern database. MongoDB makes working with data easy.

ArangoDB: Multi-Model Database for Your Modern Apps

https://www.arangod

.com/

ArangoDB is the leading multi-model database for high-performance applications. Try it now for flexible data modeling and efficient querying.

Backendless Visual App Development Platform | UI, Backend & Database

https://backendles

.com/

Build apps at lightning speed with a visual low-code app builder featuring UI, Codeless logic, real-time database, messaging, and more.