Open-source platform
A2Billing Plus
VectaVoIP supports A2Billing Plus as an open-source telecom switch and billing foundation for providers that need customer accounts, rate plans, recurring services, DID workflows, and voice billing under their own control.
Cyford-Technologies-LLC / a2billingPlus
Public GPL-3.0 fork Telecom switch, rating, billing, customer portal, provider APIs, and Asterisk-focused service automation.Why it matters
Billing and telecom control stay in the open.
- A2Billing Plus is a maintained fork of A2Billing for VoIP billing and switching workflows.
- It supports prepaid and recurring customer service models, rate-card billing, DID resale, callbacks, and portal access.
- VectaVoIP uses it as the backend bridge between public signup, customer billing, SIP service, and provider automation.
- The GitHub repository is available for review, contribution, issue tracking, and deployment work.
Provider stack
Built for real voice service operations.
The project combines legacy A2Billing workflows with newer A2Billing Plus modules for customer self-service, provider setup, telephony account provisioning, DID management, messaging, and API-driven integrations.
Billingcustomers, invoices, subscriptions, and rates
VoiceAsterisk-oriented calling, DIDs, SIP, and routing
APIprovider registration, provisioning, and integrations
Follow the platform on GitHub.
Review the source, track progress, and use the repository as the reference point for A2Billing Plus development.