Best Billing and Invoicing Software for Linux

My Member Software

My Member Software is User friendly frontend member administration, open source and downloadable. Associations, Clubs, Foundations and even companies can administrate their members and it is integrated in the CMS Joomla, but can also run beside a Wordpress or Drupal website. Member administration independend on time and place! Available in a do-it-yourself version or with us included, for a hassle free complete setup. We are also looking for partnerships with Accounting firms and webdesigners.

25 Ratings

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Odoo

Odoo is a fully integrated, customizable, open-source software packed with hundreds of expertly designed business applications. Odoo’s intuitive database is able to meet a majority of business needs, such as: CRM, Sales, Project, Manufacturing, Inventory, and Accounting, just to name a few. Odoo is an all-in-one software solution designed to meet the needs of companies, regardless of their size (or budget). The unbeatable, seamless nature of Odoo helps businesses become more efficient by reducing redundant manual processes, which helps companies save countless hours of labor. Every module is interconnected to provide a fully-integrated experience from app to app, and users can automate many processes that would’ve otherwise required manual inputs into multiple applications. Odoo keeps all business functions in one place, allowing teams to collaborate with other departments from one unified platform in the most efficient way possible.

1,554 Ratings

Starting Price: $25.00/month/user

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Zahara

Zahara's cloud based platform automates budget management, suppliers, purchase requisitions, multi-level purchase approvals, deliveries and invoice reconciliation and approvals. Zahara integrates with most leading accounting software such as QuickBooks Online and Xero to give expanding SME's real time visibility and centralized control of their purchasing. Zahara can be used to control spend in an organization. We take the initial request to buy something and automate the approval process and sending of the PO to the Vendor. Deliveries can be receipted, vendors invoices matched and processed and then exported to finance. Zahara adds control yet speeds up processing.

30 Ratings

Starting Price: From £69.00/month

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Firmao CRM

Firmao

Thanks to the implementation of the CRM Firmao software, you will create a customer database that allows you to shorten the time of customer acquisition, increase conversion at every stage of the sales process, as well as efficiently and comprehensively serve regular customers. Firmao helps to manage the work of the sales department, both in terms of the sales funnel, and acts as a contact center for regular customers of the company. Simple management of the customer base: - Multiple Sources of Opportunities - Automation of the sales process - Increasing the sales volume - Efficient contact with the customer - Comprehensive customer service - Execution of orders for customers It is implemented in companies where contact with leads or regular contractors is required. Firmao's CRM software is the best system for companies planning dynamic development. The implementation of Firmao's CRM is easy and quick. It takes about 1-2 weeks.

52 Ratings

Starting Price: $19 per user per month

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Continuum PSA

CrossConcept Continuum PSA

CrossConcept Continuum goes beyond traditional PSA solutions available today by incorporating cutting-edge UI technology making the solution more user-friendly, resulting in fewer clicks within the solution and time spent logging data. CrossConcept Continuum has been built from the ground up to integrate with all major accounting systems to seamlessly synchronize projects and accounting within one unified system. Our innovative PSA solution allows organizations to maximize proﬁtability by integrating connecting projects and ﬁnancial accounting, enabling you to manage all stages of your project from conception to completion and deliver on your promises. CrossConcept has decades of experience helping service organizations automate their processes. Clients have ranged in size from a handful of people to over thirty thousand. The founder's and team’s real-world experience is what drove and shaped the creation of CrossConcept Continuum. Our solution is a simple, yet powerful PSA!

10 Ratings

Starting Price: $15.00/month/user

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OneBill

OneBill is an end-to-end subscription management, billing, and revenue management platform that powers the entire customer lead-to-revenue generation experience. OneBill supports all types of billing models such as one-time billing, subscription billing, recurring billing, and usage-based billing. OneBill’s seamless integration with other enterprise systems such as carriers & service providers, payment gateways, accounting & admin, taxation, and CRM & ERP platforms is made possible with open APIs. The platform covers all aspects of a business from CPQ, automated order provisioning & activation, billing & invoicing, all the way to revenue reporting, customer subscription management, and channel partner commission management. OneBill has been helping SMBs, SMEs, and large enterprises to reduce billing errors, compliance risk and drive greater efficiency with an end-to-end billing and revenue management solution fully integrated with some of the world’s leading solutions.

10 Ratings

Starting Price: $1500.00

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YetiForce CRM

YetiForce Sp. z o.o.

Are you looking for a system to boost your sales? Do you want to improve your relationships with customers? Do you want to contribute to the fastest growing open source project on GitHub? You can use YetiForce completely free of charge. With YetiForce’s help you will manage 12 business processes in your company, no matter the size. YetiForce’s open source code was released under a very flexible and liberal license, which gathers a large and active community around the project. You too can contribute to it no matter if you are a professional programmer or software development is just your hobby. Download YetiForce for free and find out why you should become one of more than 250,000 people who already use it.

9 Ratings

Starting Price: Free

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1CRM

1CRM Systems Corp.

1CRM is the All-in-One CRM solution for your business. Available on the Cloud or On-Premise, with quote and orders management, calendar/email, project management, product catalogs, marketing automation, customer service, inventory management and more! Highly customizable to suit the unique needs of your business, including a free Mobile Client App 1CRM has got you (and your customers) covered, whether you are in the office, or on-the-go! A complimentary guided tour of the system, with a 30-day free trial offered to every client, you are sure to hit the ground running from day 1 of your 1CRM experience, with professional services and training available, onboarding could not be simpler.

6 Ratings

Starting Price: $13.00/month/user

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Perfect Billing System

SARU TECH

The Perfect Billing System is designed to streamline the billing and sales processes for businesses. It features a robust point-of-sale (POS) system that simplifies the management of sales transactions, including product searches, order modifications, and returns. This system facilitates accurate and efficient transaction handling directly from the POS interface. Invoicing and payment processing are key components of the software, allowing for the creation of detailed invoices and handling of various payment methods. This supports businesses in maintaining accurate financial records and enhances customer service by enabling quick payment resolution. The software includes functionalities to suspend transactions, which is useful for managing multiple sales processes simultaneously. It also supports the emailing of receipts to customers, providing a digital record of transactions that can enhance customer satisfaction and reduce paper waste.

Starting Price: $10/month

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MyEnroll360

Benefit Allocation Systems, LLC.

Benefit Allocation Systems, LLC (BAS) introduces MyEnroll360, a dynamic SaaS platform transforming HR and benefits management. Seamlessly handle benefits enrollment, administration, compliance, and billing from hire to retirement with our agile cloud-based solution. Enjoy rapid setup, user-friendly navigation, and unwavering support for your success. MyEnroll360 by BAS offers a comprehensive SaaS solution, packaged and a la carte benefit plan enrollment & administration solutions featuring: -Online Benefits Enrollment (New Hire, Life Events, Open Enrollment) -Payroll Integration -Insurance Carrier Integrations -COBRA Compliance -Section 125 Nondiscrimination Testing -FSA Administration -HRA -ACA Compliance/Reporting -Retiree Premium Billing & Communications -Location Premium Billing -Individual Premium Billing -Employee Communications No matter your plan's complexity, our agile software adapts to evolving requirements, backed by hands-on support – Guaranteed!

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Plus & Minus

Plus & Minus Software

Built around a single-file system, Plus & Minus is an integrated enterprise resource planning (ERP) financial platform. Plus & Minus has collaborative tools for accounting, purchasing, managing sales, and reporting operations. With Plus & Minus, users are able to manage core finance operations, track sales operations, generate custom business reports, and monitor business documents. Plus & Minus enables users to deploy on-premise or in the cloud.

Starting Price: $1000.00/one-time/user

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Clockify

CAKE.com Inc.

Clockify is the the most popular free time tracker for teams, used by millions around the world. Clockify is a time tracker and timesheet app that lets you track work hours across projects. Unlimited users, free forever. Clockify makes it simple to track employee hours, create staff work schedules, see everyone's availability, make adjustments when allocating tasks, and control costs and overall budgets. Individual time entries accumulate to valuable data about how each day is spent and insights on your employees' productivity habits. You can export reports on each working week and customize which data you want to include.

183 Ratings

Starting Price: $0

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QuickBooks Online

Intuit

QuickBooks Online is the most popular accounting software in the world. QuickBooks Online makes accounting easy. Make tracking receipts, income, bank transactions, and more feel simple with the #1 small business accounting software. Snap photos of your receipts and link them to expenses right from your phone. Our agents are ready and available to answer all your QuickBooks questions. Use the apps you know and love to keep your business running smoothly. QuickBooks Online works on your PC, Mac, tablets, and phones. Click the link above to get a 30 day free trial and 50% off your first 3 months. More than accounting software. QuickBooks helps you track income, expenses, and stay ready for taxes. Customers find on average $3,534 in tax savings per year. Need more help? QuickBooks Live helps you stay organized and be ready for tax time. QuickBooks comes with a mobile app that help you run your business on the go—anytime, anywhere.

45 Ratings

Starting Price: $9/month (normally $15/month)

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Hubstaff

Keep an eye on hours wherever work happens — all with the tap of a button! It's easy with Hubstaff, a time-tracking and workforce management platform that automates almost every aspect of running or growing a business. Teams can track time to projects and to-dos using Hubstaff's desktop, web, or mobile applications. You'll be able to see how much time your team spends on different tasks, plus productivity metrics like activity rates and app usage through Hubstaff's online dashboard. Most of the available features are customizable on a per-user basis, so you can create the team management tool you need. With Hubstaff, you'll get a clear picture of your team's performance based on actual data instead of guesses and rough estimates!

15 Ratings

Starting Price: $5.00 / per user / month

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DocuSend

Mail Technologies Inc

Remotely send your documents directly to the United States Postal Service through our cloud-based mailroom. DocuSend works with any accounting, billing, or CRM software that produces PDF documents containing a valid mailing address. Users can upload directly, or developers can integrate our REST API to offer a "Send Mail" button in their software, either as a reseller or for internal direct connectivity. There are enormous economic advantages for any business or organization that needs to safely print and mail documents on demand. We also offer an automated email service called DocuLink that lets you know which users open the document links sent and makes it easy to follow up with a hard copy if needed. We are sure that one of our features will improve your mailing experience: DocuSend, DocuLink or the Print-To-Mail Rest API will streamline the manual and time-consuming print, mail and email process.

12 Ratings

Starting Price: $1.23 for 1pg 8.5x11" document

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Simplain Vendor Portal

Simplain Software Solutions LLC

Simplain Vendor Portal is used by some of the leading retailers in the world to streamline their supplier collaboration. By implementing the solution, retailers and wholesalers can realize immediate gains in productivity, speed to market and establish a solid foundation for other digital transformation initiatives. The platform helps facilitate workflow driven collaboration / negotiation with suppliers for key business processes such as Vendor Onboarding, Item Management, Cost management, Deals & Promotions management, Purchase Order Management & Invoice Management. Simplain Vendor Portal is capable of integrating with GDSN providers to synchronize item attributes, nutritional and product certifications and digital assets. The system also provides REST APIs for bidirectional communication with the back end ERP systems.

8 Ratings

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Talygen

Talygen is the worldwide leader in Business Management Automation. Talygen's integrated suite of services and processes allows businesses to manage all of their core workflows via our Cloud-based Software as a Service (SaaS) application. Talygen allows companies to automate, regulate and enforce their corporate processes. Talygen empowers businesses and their employees to manage the complete set of corporate tasks without installing specialized software for each of them. Its wide variety of features, easy-to-use concepts, and enhanced functionality allow end-to-end process management and seamless communication between all stakeholders in a project or business. In today’s competitive business environment, successful companies are constantly challenged with managing the entire life cycle of a project efficiently and transparently. With Talygen, companies now have more ways than ever to make that happen.

8 Ratings

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iM3 Supply Chain Management Suite

PeoplePlus Software

iM3 SCM Suite is a cloud-based set of tools to Digitally Transform Supply Chain of an Enterprise; automation of Warehouse, Distribution Center & 3PL Operations, multi-Channel Order & eCommerce management. We bring expertise to chose technologies from Mobile Computers Scanners & Barcode Printers, Automated Guided Vehicles (AGV) fully integrated with iM3SCM Suite. API integrations into Shipping (Fedex, UPS, USPS, LTL), fleet manager, Accounting Software Quickbooks Online/Desktop, SAGE etc. Digitally Transform your Asset & Facilities, Repair management, Dealer and Distribution management, Field Service & Fleet Management, Yard Management, Rental Management of Assets, Track Technician, Time & Labor and more. iM3 SCM Suite includes Mobile Apps (phones/tablets) to manage various functions of your operations in-house or on the GO. Choose the best technology for your enterprise to improve productivity, efficiency, quality, improved Invoicing & help reduce cost of operations.

5 Ratings

Starting Price: $100/Month/User

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InvoiceTemple

Digitkode

InvoiceTemple is the ultimate invoicing solution designed exclusively for small business owners. Our app offers a user-friendly and efficient platform, enabling entrepreneurs to generate professional invoices effortlessly. With an array of outstanding features, InvoiceTemple ensures that invoicing becomes a simple and streamlined process for even the least tech-savvy individuals. By choosing InvoiceTemple, you gain access to a wide variety of customizable invoice templates, allowing you to personalize your invoices with your logo, business details, and unique scheme. This level of personalization not only enhances your professionalism but also strengthens your brand identity, instilling confidence in your clients and customers. Furthermore, Invoice Temple seamlessly integrates your purchase orders and purchase records, eliminating the need for manual data entry and ensuring accuracy in your financial records.

4 Ratings

Starting Price: $5/month

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Paymo

Paymo is a work management software that helps small/medium businesses and teams manage their projects, track time, and create invoices. With all these features in one app, there's no need to use and pay for other software. This way you can manage all your work in one place, from start to finish.

2 Ratings

Starting Price: $8.95/month/user

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PaidYET

Simplify B2B payments for software companies with PaidYET, the ultimate solution for your payment processing needs. Tailored specifically for SaaS providers, marketplaces, and software platforms, our innovative integration enables seamless payment processing that not only reduces friction but also enhances user experience. With PaidYET, you can easily accept payments, streamline your operations, and unlock new business opportunities. Our platform supports a wide range of payment methods, ensuring you can cater to the diverse preferences of your clients. We prioritize security and compliance, so you can focus on growing your business with peace of mind. Optimizing payments has never been easier—simply integrate our gateway into your existing system, and watch your payment processes flow smoothly, allowing you to concentrate on what matters most: scaling your business and serving your customers effectively.

2 Ratings

Starting Price: $19/month

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Paddle

Paddle Payments

Paddle is a subscription commerce and billing platform for Software and SaaS companies. It’s more difficult than ever to keep up with customer demands, to find new international growth opportunities, and to manage your internal resources effectively. With Paddle, you spend less time on fixing internal roadblocks and can focus on scaling your business. Paddle provides a full suite of tools from optimized checkout to sell your software, to recurring billing, fraud detection, manual invoicing, sales taxes, global currencies, customer support, analytics and much more, all in one platform. Choose how you want to sell, Paddle supports every type of sales motion. Optimize your checkout for conversions, scale your sales-assisted invoicing to more business accounts, and add subscription billing

2 Ratings

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VatPay

Online Billing and Invoicing for B2B Service Providers. VatPay billing software will take care of your complete billing process allowing you to create & Send your invoices faster than any platform. Online invoicing and time tracking has never been easier. VatPay will help you organize your business in one place with powerful features. Track time, manage your projects and convert your actual work hours into invoices. VatPay supports serveral payment gateways including Stripe, Authorize.Net and PayPal. Track your expenses and generate highly intuitive financial reports to help facilitate business decisions.

2 Ratings

Starting Price: $9/Month

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TimeStatement

TimeStatement AG

TimeStatement AG is a developer of innovative time-tracking solutions on the web. - Zeiterfassung The TimeStatement online reduces administrative effort/costs, is easy to use, requires no installation and is accessible from anywhere. A version for freelancers and 1-man companies is available free of charge. One user access and two parallel projects are integrated. Here is the free full version https://timestatement.com/pricing Our time-tracking service is ideal for small to large companies, as well as for freelancer, who are looking for an intuitive and quick time and task tracking solution. Through the cloud-based TimeStatement solution, your timesheets and proffesional invoices on the web are easy to download and upload anywhere at any time and are ready for editing and entry. TimeStatement is now part of "Swisscom FinTech Startup" because of the new technologies: http://fintechnews.ch/fintech/swiss-fintech-startup-map-for-january/24699/

2 Ratings

Starting Price: $10.00/month/user

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vcita

vcita is an all-in-one business management app built for small to mid-sized businesses. vcita boasts a wide range of features that helps SMBs streamline daily tasks and operations and improve how they interact with clients, fueling growth and success. Top features include client and calendar management, billing and invoicing, online scheduling, lead capturing, and email campaigns. vcita also integrates with dozens of platforms, including Facebook, PayPal, Quickbooks, and more.

1 Rating

Starting Price: $12.00/month/user

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Avnovo

Avnovo — the all-in-one payment platform. Streamlined payments that keep up with the speed of your business. Avnovo envisions a future where the financial system is more accessible, open, and intuitive. We’re doing our part by reimagining B2B payments. With the power of cloud technology, our team was avantgarde in digitizing cash payments. Through our software, it’s easier than ever to get rid of transaction fees, simplify processing, and cut down on time-to-cash. And we’re just getting started! Establish a payment model where funds are collected at chosen intervals. We offer a visual representation of your data so you can make the right decisions for your business. Accept a variety of payment options that are secure and user-friendly. Accept all major debit and credit cards from customers around the world. Card payments make up over 40% of global online payments. All of our payment solutions come complete with enhanced security to keep information safe.

1 Rating

Starting Price: $599 per month

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Petpooja

Petpooja is a comprehensive restaurant management platform to manage all aspects of your business. Petpooja’s basket has multiple features and integrations like Billing and KOT, Table management, Menu management, Customer Relationship Management (CRM), Inventory Management, 80+ Integrations, 50+ Business Reports, and much more. The offering basically ranges from recording the inbound logistics (accounting of raw materials/ inventory) till printing a bill and taking customer feedback. Well to know your growth, we also have business reports that will help you know more about your business performance. Essentially all your work can be done from a single platform helping you save an enormous amount of resources in every possible area. Besides this, Petpooja offers 80+ integrations, from payment gateways, loyalty programs, and food delivery integrations, powering 20,000+ restaurants in India and UAE. We have a wonderful 24*7 customer support service, where all missed calls and inquiries

1 Rating

Starting Price: Rs. 10,000

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MaxBill

MaxBill drives the operational transformation forward, supporting businesses on their journey to hyperautomation to help create, market and monetize new and existing services. Our smart BSS solution, built for both enterprises and SMBs, serves as a solid foundation for the company’s intelligent, partner- and customer-centric, data-driven and compliant digital ecosystem. We have been successfully implementing our solution to support telecommunication, utilities, gaming and energy service providers’ growth in highly competitive, rapidly-changing markets. Gain total control of your commercial operations with seamless integration of service connection life cycle with a complete meter-to-cash functionality, including billing, metering, payments, debt collection and revenue management. Grow your business, offer a new range of connected services and take advantage of the fast-moving market trends with our MaxBill technology-powered, automated billing and revenue management platform.

1 Rating

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PeachPay

A flexible invoicing solution for freelancers and businesses of all sizes. Accept credit card & bank transfer payments as well as cryptocurrencies. Have your clients cover or split the transaction fees. PeachPay is the first payment software that lets you choose how to split the transaction fees. Send invoices in over 100 different currencies as well as wide range of the most popular cryptocurrencies. Payments are processed securely by trusted payment providers Stripe and Coinbase.

1 Rating

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Axelor

Axelor is an Open Source business application suite that reinvents enterprise management. Built on a Low Code/No Code approach, it natively integrates key tools for digital transformation: ERP & CRM, BPM & workflows, BI & Analytics, web portals & CMS. The Axelor platform offers over 1500 ready-to-use connectors. Axelor provides specialized ERPs designed for various sectors: Industry & Manufacturing: Axelor Factory Services, Consulting & Construction: Axelor Service Retail & Distribution: Axelor Commerce Low Code Platform: Axelor Platform Enjoy a modern design and intuitive navigation. Unlike traditional management solutions, Axelor combines ease of use, simplicity and efficiency. Discover a new approach for an unequalled flexibility. Thanks to the integrated BPM, you can adapt in real time, with simple configurations and very few custom developments your application to business changes.

Starting Price: 35€ per month per user

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Compare the Top Billing and Invoicing Software for Linux as of April 2025

What is Billing and Invoicing Software for Linux?

My Member Software

Odoo

Zahara

Firmao CRM

Continuum PSA

OneBill

YetiForce CRM

1CRM

Perfect Billing System

MyEnroll360

Plus & Minus

Clockify

QuickBooks Online

Hubstaff

DocuSend

Simplain Vendor Portal

Talygen

iM3 Supply Chain Management Suite

InvoiceTemple

Paymo

PaidYET

Paddle

VatPay

TimeStatement

vcita

Avnovo

Petpooja

MaxBill

PeachPay

Axelor

Best Billing and Invoicing Software for Linux

Compare the Top Billing and Invoicing Software for Linux as of April 2025

What is Billing and Invoicing Software for Linux?

My Member Software

Odoo

Zahara

Firmao CRM

Continuum PSA

OneBill

YetiForce CRM

1CRM

Perfect Billing System

MyEnroll360

Plus & Minus

Clockify

QuickBooks Online

Hubstaff

DocuSend

Simplain Vendor Portal

Talygen

iM3 Supply Chain Management Suite

InvoiceTemple

Paymo

PaidYET

Paddle

VatPay

TimeStatement

vcita

Avnovo

Petpooja

MaxBill

PeachPay

Axelor

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