Software customized to your business and Light.

Describe the app you need. Our AI engineers build it around 100% of your workflow, connect it to Light and keep it running. Typically ready to test in 1–2 weeks.

Book a demo

No developers needed. Free test version before you commit.

Yes, you can get custom software that connects with Light.

Yes. Mercovano builds custom business software that connects directly to Light through Light's REST API. Our AI engineers design it around how your team works, and it reads and writes Light data such as vendors, purchase orders, bills.

LightERP

Reads and writes

VendorsPurchase ordersBillsItemsSales ordersGeneral ledger

Your appsApprovals · rules · forms

Apps you can build on Light.

Each one is its own app, built around your rules and connected to Light, so nothing is typed twice.

Vendor	Amount	Status
Apex Office Supply	$1,240.00	Manager
Brightline IT	$6,410.50	Finance review
Metro Facilities	$4,980.00	Approved
Summit Freight	$1,275.00	Posted
Northwind Print	$830.25	No PO

Customer	PO	Status
Bayview Foods	PO-88231	Created
Metro Supply	PO-1197	Created
Harbor Grill	PO-5520	Price check
Lakeside Deli	PO-0412	No stock

How it connects to Light.

Vendor: Light
Category: ERP
Connection: Direct API, no middleman
API type: REST
Access: Open API. We connect with your own Light sign-in; no vendor approval is needed.
Real-time updates: Confirmed during setup.
Writing back to Light: Confirmed during setup.
File import fallback: Confirmed during setup.

From a description to a working app.

01
Describe the app you need
In your own words: how the work runs today, who approves what, and which systems it touches. Click through a first version and change anything.
02
We build it and connect your systems
Our AI engineers build it on your data. Your admin grants access to your systems, with exact steps from us; we do the rest.
03
Test, launch and improve
Test it free on your own data before you commit; typical apps are ready to test in 1–2 weeks. When your process changes, the app changes with it.

No developers on your side. Just someone who knows how the work gets done.

See how it works in detail →

100% your workflow

Your steps, approvals and policies, not Light's defaults.

Connected to Light

Approved work lands in Light without anyone re-typing it.

One platform, many apps

Every app shares the same Light connection, sign-in and roles. Add the next one when you need it.

Light and Mercovano, answered.

Can I get custom software that connects with Light?

What apps can I build on Light?

Teams build purchase requests, invoice approvals, vendor onboarding, order intake, month-end close and cross-system reporting on Light, each with their own approval rules, forms and policies. If you can describe the process, we can build it.

How does the software connect to Light?

Open API. We connect with your own Light sign-in; no vendor approval is needed. The connection uses Light's REST API.

Do I need a developer or IT team?

No. Our AI engineers build, connect, host and maintain your apps. You describe how the work runs today and test it on your own data.

How long does it take?

Typical projects are built and ready to test within 1–2 weeks of going ahead.

How is it priced?

You pay for the software you need, nothing more: no per-user pricing and no implementation fees.