Search Results for "billing system vb.net"
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Showing 365 open source projects for "billing system vb.net"
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Offline Hospital Management System Free
Hospital Management System download Software to Get it
The Hospital Management System is a robust and integrated software solution designed to enhance the efficiency and effectiveness of healthcare facilities. This comprehensive system is tailored to meet the unique needs of hospitals, clinics, and healthcare institutions, providing a seamless and user-friendly platform for managing diverse aspects of healthcare administration. -
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Meteroid
Open-source pricing and billing infrastructure
...The system is written in Rust, emphasizing performance, reliability, and safety, making it suitable for production use in small startups up to large enterprises. Meteroid handles complexities like plan versioning, usage-based billing, re-invoicing, grandfathering of plans, experiments, and cost limiting — giving teams a robust billing backend without building one from scratch. -
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OpenMeter
Metering and Billing for AI, API and DevOps
OpenMeter is an open-source metering and billing platform designed to collect, aggregate, and analyze usage events from APIs, cloud infrastructure, and software services in real time, enabling flexible usage-based billing for SaaS, AI, and DevOps offerings. It supports high-scale event ingestion and deduplication to accurately record how customers consume billable resources such as API calls, compute time, or storage, and then correlates that usage with payment systems and billing plans to automate invoicing and revenue recognition. ... -
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ABillS (~AsmodeuS~ Billing System)
Triplay ISP billing system internet voip iptv hotspot
ABillS - ISP Billing System with different abilities. IPoE,PPPoE, PPTP, L2TP, IPSec,OpenVPN (Cisco, Junipex MX, ZTE, accel-ppp, mikrotik) Support RADIUS (Freeradius) PON (BDCOM,ZTE,C-Data,Huawai,V-Solutions,Stels) CRM for ISP, Callcenter, NetFlow, Monitoring, VoIP (GNU gatekeeper, Asterisk), IPTV, Hotspot (Mikrotik, DD-wrt), SNMP Monitoring (D-Link, Cisco), Help Desk, Mail management (Postfix, Spamassassin, Courier IMAP/POP). -
Custom VMs From 1 to 96 vCPUs With 99.95% UptimeLive migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
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FOSSBilling
Empower your hosting business with FOSSBilling
FOSSBilling is a free and open-source billing and client management solution tailored for online services businesses, particularly those in the web hosting space. It delivers a suite of tools that automate the creation and delivery of invoices, track payments, manage customer accounts, and handle service provisioning, all from a centralized web interface. Because it’s self-hosted and licensed under the Apache 2.0 license, organizations have full control over their data and can customize or extend the system to fit unique workflows or branding requirements. ... -
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OpenEMR
The most popular open source electronic health records
OpenEMR is a widely adopted free and open-source electronic health record and medical practice management system designed for clinics, hospitals, and healthcare providers. The platform delivers a fully integrated environment that combines patient records, scheduling, billing, and clinical workflows into a single web-based application. It is built to run across multiple operating systems, including Windows, Linux, and macOS, which makes it flexible for diverse healthcare infrastructures. ... -
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Invoice Ninja
Free and Open Source Invoicing, Expenses & Time-Tracking
Invoice Ninja is a free and open source invoicing, expenses and time-tracking app built with Laravel and Flutter. It offers a plethora of great features, including custom branded invoice design, recurring invoicing and auto-bill clients, real-time quote creation and custom proposals, expense reporting and so much more! Invoice Ninja is also capable of handling online payments from more than 40 payment gateways, including Stripe, PayPal and WePay. It also accepts payments using credit cards,... -
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Invoice Plane
A self-hosted open source application for managing your invoices
InvoicePlane is an open-source invoicing and client management system designed for small businesses and freelancers. It enables users to create, send, and manage invoices and quotes efficiently. The system supports multiple languages, currencies, and tax rates, making it suitable for global use. InvoicePlane also provides detailed financial reporting and client management features. -
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Dolibarr
Dolibarr ERP CRM is a modern software package to manage your company
Dolibarr is an open-source ERP (Enterprise Resource Planning) and CRM (Customer Relationship Management) software designed for small to medium-sized businesses. It includes a suite of features for managing a company’s operations, including invoicing, project management, inventory, and HR. Dolibarr is highly modular, meaning users can activate only the features they need, making it scalable and adaptable for different business models. -
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Simple Phone Billing
A simple phone billing console-based app (C language)
This simple console-based programme will launch an imaginary phone billing system. It is fully modularized with plain C functions to: 1) store number of calls to be billed (processed), 2) know call types to apply call type rate later, 3) know and act upon to apply extra charges, 4) store call duration and finally report a simple phone bill. -
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Nomulus
Top-level domain name registry service on Google Cloud Platform
...It implements the core registry protocols—EPP for registrar interactions, WHOIS/RDAP for public data access—and manages the lifecycle of domain objects, hosts, and contacts. The system is built to scale and to enforce policy: pricing rules, reserved names, premium tiers, grace periods, and automated renewals are modeled explicitly. It integrates with DNS provisioning, data escrow, and billing so you can run a compliant registry end-to-end rather than stitching together separate services. Operators get admin tools for reporting, manual adjustments, and policy configuration, while registrars interact through standards-compliant channels. ... -
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Context7 Platform
Up-to-date code documentation for LLMs and AI code editors
Context7 is a system that aims to inject fresh, version-specific documentation and code snippets into language model prompts, thereby avoiding reliance on outdated training data or hallucinated APIs. It’s designed to integrate with tools that support the Model Context Protocol (MCP), such as Cursor, Windsurf, and other LLM clients. When a user writes a prompt and appends something like “use context7,” the system detects the libraries or frameworks being asked about, fetches the latest... -
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Ubicloud
Open source alternative to AWS. Elastic compute, block storage
...Ubicloud emphasizes transparency and openness: APIs, orchestration, and management layers are open, enabling users to audit and customize their infrastructure instead of relying on proprietary platforms. The system is designed to run workloads in a multi-tenant fashion, providing container and VM orchestration, security isolation, and billing mechanisms. It also addresses portability, encouraging workloads that can move seamlessly between providers in the network. Ultimately, Ubicloud envisions reducing vendor lock-in and creating a more democratic cloud marketplace by combining open-source infrastructure management with federated governance. -
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GPT-API-free
Free ChatGPT&DeepSeek API Key
...It offers a proxy-based approach that allows developers to interact with language models through a simplified interface, often requiring minimal configuration. The system is designed to lower barriers for developers who want to test or build applications using conversational AI without managing billing or complex authentication flows. It supports common API formats similar to widely used AI services, making it easier to integrate into existing projects. The project is particularly useful for rapid prototyping, educational purposes, and lightweight applications. ... -
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SSPanel-UIM
Multi-purpose proxy service management system
SSPanel-UIM is a web interface and management platform for Shadowsocks (a secure SOCKS5 proxy tool often used to circumvent censorship). It supports multi-tenant accounts, traffic quotas, node management, coupon systems, invite codes, and payment gateways integration (for example, Stripe, PayPal, etc.). The platform includes features like user dashboards, usage graphs, IP/device logging, and automatic coupon or traffic renewal logic. Administrators can configure SSR/V2Ray or other proxy... -
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OpenEMR is an open source medical practice management application (EHR EMR PMS) featuring fully integrated electronic health records, scheduling, electronic billing, internationalization, free support, a vibrant community, and a whole lot more.
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OpenaiBot
Refractoring ChatBot+LLM, Gpt-3.5-turbo, ChatGPT Bot/Voice Assistant
If you don't have the instant messaging platform you need or you want to develop a new application, you are welcome to contribute to this repository. You can develop a new Controller by using Event.py. Compatibility with multiple LLMs and integration with GPT and third-party systems is handled by our llm-kira project on GitHub. It can accurately limit billing, with limits and ID binding. Supports asynchronous operations and can handle multiple requests simultaneously. Allows for private and... -
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Applewood Computers Accounting System
Accounting system for smaller companies written in GnuCobol.
ACAS contains Sales, Purchase and Nominal Ledgers (Accounts Receivable, Payable and General Ledgers) as well as Stock Control (Inventory Control) along with IRS (Incomplete Records System). This system is written in COBOL and uses the free GnuCobol compiler which compiles via C code and is therefore compatible with the following platforms: Linux, Unix, Dos, Mac OSX, Windows providing you have installed the GCC C compiler or an equivalent as well as GnuCobol. at a minimum, v2.0+. Note that... -
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TimeBilling
Order and Billing system for MSPs
...It ties in with the Ticket system for adding labour charges. The system can collect Order Lines and Timesheets together onto an invoice for customer billing. It additionally has import processes for supplier data feeds. These include some bespoke processes, plus a generic framework to import data from suppliers. -
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IzzySales: Free Sales Management System
IzzySales is a free web application to manage Sales, Orders, Stock
IzzySales, released as BETA, is a free web application built with PHP, MySQL, Bootstrap and Ajax. It is a light-weight application, very easy to use with minimum technical complexity. It can be installed on Web Servers as well as local computers that support PHP and MySQL. It can be used by retail outlets, online sellers, offline sellers, small business or anyone who wants quick and neat way to record sales, orders and stock data. For details, customization, upgrade reach me on linked in... -
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OpenClinic GA
Open Source Integrated Hospital Information Management System
OpenClinic GA is an open source integrated hospital information management system covering management of administrative, financial, clinical, lab, x-ray, pharmacy, meals distribution and other data. Extensive statistical and reporting capabilities. OpenClinic GA and OpenClinic GMAO are owned by Frank Verbeke, MD, PhD at Post-Factum BV (https://www.post-factum.be) -
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Stansoft
Accounting, invoicing, inventory and payroll software for Linux
Stansoft is a Linux financial accounting software system for business. It is designed for data entry efficiency with an ncurses text-based terminal user interface. Developed using Aubit4GL / Informix 4GL with a PostgreSQL or Informix database engine. Demonstration videos can be found on the YouTube channel at https://www.youtube.com/@standardsoftware. -
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Invoiso
Free Invoice & Billing Software for Windows & Linux
Free offline invoice software for Windows and Linux. Create professional PDF invoices, manage clients and products - no internet, no subscription, no account needed. Invoiso is a free, open-source desktop invoicing app for small businesses, shops, and freelancers on Windows and Linux. All data stays on your device — no internet required, ever. Default Login: Username: admin Password: admin You will be prompted to change the password on first login. -
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RosarioSIS
Student Information System for School Management
Free Student Information System designed for school management. Modules included: - School Setup - Students (demographics, contacts...) - Grades - Scheduling - Eligibility - Attendance - Accounting - Student Billing - Discipline - Food Service Add-ons like Messaging, Email, Import tools, Quiz, Library modules and much more are available. Manage your school in one web-application powered by PHP/SQL (MySQL or PostgreSQL).
