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# Rainbow Easy Pay official full source / open source with setup notes

Source: https://www.5173z.com/case-studies/caihong-epay-opensource?hl=en

This is Rainbow Easy Pay official full source as an open-source pack with install notes. Use it to host merchants, orders, and channels in one admin. Public copy should name the runtime, rewrite, and login wall—not index the installer. Typical Easy Pay runtime is PHP 7.4 or newer.

- Open-source Easy Pay — Shape
- Setup notes — Docs
- PHP ≥ 7.4 — Runtime

The open-source pack ships Rainbow Easy Pay official full source as readable PHP plus install and rewrite notes. Judge whether merchant signup, channel toggles, and order search work on the same page—do not spin a second empty “tutorial” URL.

![Rainbow Easy Pay mobile home, login, and merchant center](/assets/media/uploads/caihong-epay-251314/cover.png "The front covers intro, login, and merchant balance.")

## open What open source means here

Open source means core business files can be read and forked. It does not mean bypassing channel licenses or callbacks. This page lists product and runtime only; keys, certs, and channel applications stay on your server.

## guide Keep setup notes on this page

- Upload, import the database, and finish admin init from the package notes.
- Nginx / Apache / IIS rewrite must be complete before taking payments.
- Keep the installer and admin noindex.

![Rainbow Easy Pay admin payment records](/assets/media/uploads/caihong-epay-251314/orders.png "The order list searches by merchant and payment state.")

## takeaway Takeaways

- Rainbow Easy Pay official full source as an open-source pack with setup notes.
- Keep tutorial and runtime on the same page.
- Admin and installer stay noindex; channel keys stay out of front HTML.

Rainbow Easy Pay official full source / open source with setup notes

林秋 Source channel
陈默 Site architecture

Published September 22, 2026

This is Rainbow Easy Pay official full source as an open-source pack with install notes. Use it to host merchants, orders, and channels in one admin. Public copy should name the runtime, rewrite, and login wall—not index the installer. Typical Easy Pay runtime is PHP 7.4 or newer.

Open-source Easy Pay Shape
Setup notes Docs
PHP ≥ 7.4 Runtime

The open-source pack ships Rainbow Easy Pay official full source as readable PHP plus install and rewrite notes. Judge whether merchant signup, channel toggles, and order search work on the same page—do not spin a second empty “tutorial” URL.

Rainbow Easy Pay mobile home, login, and merchant center — The front covers intro, login, and merchant balance.

What open source means here#

Open source means core business files can be read and forked. It does not mean bypassing channel licenses or callbacks. This page lists product and runtime only; keys, certs, and channel applications stay on your server.

Keep setup notes on this page#

Upload, import the database, and finish admin init from the package notes.
Nginx / Apache / IIS rewrite must be complete before taking payments.
Keep the installer and admin noindex.

Rainbow Easy Pay admin payment records — The order list searches by merchant and payment state.

Takeaways#

Rainbow Easy Pay official full source as an open-source pack with setup notes.
Keep tutorial and runtime on the same page.
Admin and installer stay noindex; channel keys stay out of front HTML.

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Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. Figures are original to this site.

Last updated 2026-09-22.