ARPANEXT – SaaS & Cloud Software

About ARPANEXT

Software built to be used every day

ARPANEXT builds SaaS for the problems that are hard to get right: secure accounts, reliable data, and experiences that simply work. We build it, run it in production, and keep improving it, so the people using it can focus on their own work.

What we build

Cloud software by ARPANEXT

BASE is live in beta, with more on the way.

BASE

by ARPANEXT Beta

Backend REST API for developers

The backend API you'd build yourself, already built. BASE gives web and mobile applications user authentication, JWT tokens, and flexible JSON resources without building backend infrastructure from scratch. Explore BASE, the backend REST API

Registration, login, and password recovery
JWT access and refresh tokens
CRUD endpoints for JSON resources
Filtering, sorting, and cursor pagination
JSON:API-aligned contracts
Redoc and Swagger UI documentation

Get Started Free Read the BASE API Docs

BASE · curl

$ curl -X POST https://base.arpanext.com/api/v0/tokens \
  -H "Content-Type: application/json" \
  -d '{
  "data": [{
    "attributes": {
      "email": "[email protected]",
      "password": "..."
    }
  }]
}'

# 201 Created

{
  "data": [{
    "attributes": {
      "access_token": "eyJ0eXAiOi...",
      "refresh_token": "eyJ0eXAiOi..."
    }
  }]
}

What we work on

What goes into everything we build

The foundations behind everything we build.

Cloud Software

Available anywhere
Nothing to install
Always up to date
Subscription-ready

Security & Privacy

Secure accounts
Protected data
Data ownership and isolation
Privacy by design

User Experience

Simple onboarding
Clear interfaces
Fast and responsive
Accessible by default

APIs & Integrations

Open REST APIs
Consistent contracts
Connects with third-party APIs
Documented endpoints

Cloud & Operations

Automated deployments
Monitoring and logging
Scalable infrastructure
Backups and recovery

What's Next

More in progress
Built on the same foundations
Shaped by user feedback
Launching over time

How we build

How we build cloud software

From idea to production, and beyond: short iterations, real usage, continuous improvement.

1

Design

We start from the problem and the people who have it, before writing production code.

2

Build

We develop in short iterations, with tests and documentation alongside the code.

3

Ship

We release early to production and run what we build ourselves.

4

Improve

We listen to the people using what we build and keep making them better.

Our principles

How we write software

Secure by default

Authentication, authorization, and data isolation are designed in from day one, not added later.

Standards over surprises

Consistent behavior, clear documentation, and conventions people already know.

Built for production

Tested, monitored, and deployable. Software that keeps running after the demo.

People first

Simple, predictable software that respects the time of the people using it.

Frequently asked questions

Questions about ARPANEXT

ARPANEXT builds and runs SaaS: secure, reliable cloud software for businesses, teams, and developers.

ARPANEXT's first SaaS is BASE, a production-ready backend REST API platform. More is in progress.

BASE is a backend REST API that gives web and mobile applications user registration, authentication, JWT access and refresh tokens, and CRUD endpoints for JSON resources.

Yes. BASE is in beta and its Starter plan is free, with no credit card required.

You can reach ARPANEXT through Facebook Messenger at m.me/arpanext.

Get in touch with ARPANEXT

Questions, feedback, or ideas about what we build? We'd love to hear from you.

Message Us

Cloud software people rely on.