QAD Adaptive

The best-known ERP short list is SAP, Oracle, Microsoft Dynamics 365, and NetSuite. They are established products people use, but “best” depends heavily on company size and what the system must run. For example, Microsoft says more than 55,000 businesses use Business Central, while SAP says 460,000 organizations use its products across its portfolio—not one ERP product. (microsoft.com)

If you want just three demos: start with Business Central, NetSuite, and Acumatica for a midsize company; SAP, Oracle Fusion, and Dynamics 365 Finance for a large enterprise. Swap in Epicor or Infor if manufacturing is central to the business. That’s a practical short list, not a market-share ranking. (microsoft.com)

There isn't one best ERP. The right choice depends on your company's size and industry. These are the products most widely used, grouped by who they suit.

Large enterprises

• SAP S/4HANA is usually named the leader for large, complex organizations. One estimate puts SAP at about 22% of core ERP share, Oracle at 12%, and Microsoft Dynamics at 9%. Many existing SAP customers are also moving over, because the S/4HANA migration ahead of the 2027 ECC maintenance deadline is the biggest commercial event in 2026 ERP.
• Oracle Fusion Cloud ERP is often recommended for complex financial operations and large data volumes.
• Microsoft Dynamics 365 (Finance & Supply Chain) fits companies already using Microsoft tools. It leads in ecosystem integration and market share.
• Infor CloudSuite and IFS Cloud are strong in specific industries. Infor is aimed at large industrial organizations, and IFS at asset-intensive industries.

Mid-market

• Oracle NetSuite is the original cloud ERP and is strong in software, services, and multi-entity or international businesses. It serves over 43,000 global customers.
• Microsoft Dynamics 365 Business Central is a good fit for small and midsize businesses in the Microsoft ecosystem.
• Epicor Kinetic is built for discrete manufacturers.
• Acumatica and Sage Intacct are popular cloud options. Sage Intacct is especially strong in finance. Sage X3 suits manufacturing and distribution.
• SAP Business One is SAP's option for smaller companies.
• Workday is best known for finance and HR.

Small businesses and budget-conscious buyers

• Odoo is modular and open-source, with a lower cost of entry.
• SYSPRO is used in manufacturing and distribution.
• QuickBooks / Intuit Enterprise Suite is common at the low end. It's an accounting tool that is moving toward ERP.

Niche picks

• Deltek Costpoint is for government contractors.
• QAD Adaptive and DELMIAWorks are for manufacturing.

Rough pricing

These figures come from TechRepublic's roundup:

• SAP Finance and Supply Chain starts around $295/user/month.
• Oracle Fusion Cloud ERP starts around $625/user/month, with a 10-user minimum.
• Microsoft Dynamics 365 ERP plans start around $80/user/month.
• Most others don't list prices publicly, so you'll need to ask for quotes.

How to choose

1. Large or global enterprise: SAP S/4HANA, Oracle Fusion, or Dynamics 365.
2. Growing mid-size company: NetSuite, Dynamics 365 Business Central, Acumatica, or Sage Intacct.
3. Manufacturer: Epicor Kinetic, Infor, SYSPRO, or QAD.
4. Small business: Odoo, Business Central, or SAP Business One.

Market-share figures vary a lot between sources. The ranking of "leaders" changes with how the market is defined. Treat the rankings as rough guides. Implementation partners and total cost often matter more than the software.

If you tell me your industry, company size, and budget, I can narrow this to two or three options.

The "best" ERP (Enterprise Resource Planning) software depends heavily on your company size, industry, and budget. Because ERP systems manage core business operations—such as accounting, supply chain, human resources, procurement, and manufacturing—different platforms cater to different needs.

The top, most widely used ERP systems are broken down below by company size and business use case:

1. Large Enterprises & Global Corporations

Best for Fortune 500s, multinational operations, and complex global supply chains.

SAP S/4HANA

• Best for: Large enterprise manufacturing, complex supply chains, and global organizations.
• Why people use it: SAP is the industry gold standard for large-scale operations. It excels at complex inventory, international compliance, multi-currency handling, and deep manufacturing analytics.
• Key Strengths: Unmatched scalability, robust in-memory database speed, deep industry-specific modules.
• Considerations: Very expensive, high cost of implementation, long implementation timelines.

Oracle Fusion Cloud ERP

• Best for: Large enterprises seeking strong cloud-native financial management and enterprise planning.
• Why people use it: Oracle’s flaghip cloud ERP offers sophisticated financial controls, procurement tools, and supply chain solutions powered by built-in AI and automation.
• Key Strengths: Strong advanced analytics, top-tier global accounting features, seamlessly integrates with Oracle HCM and SCM.
• Considerations: Complex setup, best suited for companies with dedicated IT/ERP administrative teams.

Microsoft Dynamics 365 (Finance & Supply Chain Management)

• Best for: Enterprise-level companies heavily invested in the Microsoft ecosystem.
• Why people use it: Highly scalable enterprise ERP that integrates seamlessly with Office 365, Azure, Power BI, and Teams.
• Key Strengths: Familiar user interface, strong analytics capabilities via Power BI, high flexibility for custom workflows.
• Considerations: Can require heavy customization via implementation partners.

2. Mid-Market & Fast-Growing Companies

Best for medium-sized businesses (100–1,000+ employees) that need robust cloud functionality without massive enterprise overhead.

Oracle NetSuite

• Best for: Mid-market businesses, scaling startups, and e-commerce companies.
• Why people use it: NetSuite is the most popular cloud ERP for mid-market businesses. It covers financials, inventory, CRM, and e-commerce in a single, true cloud platform.
• Key Strengths: Real-time visibility, highly customizable dashboards, scales well as companies grow, native cloud architecture.
• Considerations: User pricing can increase rapidly as you scale modules; reporting tools have a learning curve.

Microsoft Dynamics 365 Business Central

• Best for: Small-to-midsize businesses moving off basic accounting tools like QuickBooks.
• Why people use it: It bridges the gap between basic accounting software and full-scale enterprise ERP at an affordable tier, with native integration to Outlook, Excel, and Teams.
• Key Strengths: Intuitive Microsoft interface, lower licensing costs compared to enterprise tiers, great third-party add-on ecosystem (AppSource).
• Considerations: Advanced manufacturing or hyper-complex multi-entity supply chains may require third-party add-ons.

Acumatica

• Best for: Mid-market companies in distribution, construction, and manufacturing.
• Why people use it: Acumatica stands out due to its unique consumption-based pricing model (you pay based on resource usage/transactions rather than per user seat), making it cost-effective for whole-company deployment.
• Key Strengths: Excellent industry-specific editions (Manufacturing, Construction, Retail), user-friendly modern cloud UI, non-per-user pricing.
• Considerations: Smaller third-party partner ecosystem compared to Microsoft or SAP.

3. Small Businesses, Startups & Niche Industries

Odoo

• Best for: Small to medium businesses needing modular, open-source flexibility on a budget.
• Why people use it: Odoo works like an app store: you can start with a basic tool (like accounting or invoicing) and add modules (CRM, Inventory, HR, POS) as you grow.
• Key Strengths: Extremely affordable, modern interface, highly customizable via open-source apps.
• Considerations: Self-implementation can be tricky; heavily customized builds can be hard to update seamlessly.

Sage Intacct

• Best for: Mid-market finance-first organizations, professional services, SaaS, and non-profits.
• Why people use it: Endorsed by the AICPA, Sage Intacct is widely regarded as one of the best best-of-breed financial management tools. While often paired with separate CRMs (like Salesforce), it handles complex accounting (revenue recognition, multi-entity consolidation) exceptionally well.
• Key Strengths: Best-in-class financial reporting, strong subscription/SaaS billing support.
• Considerations: Focuses primarily on financials rather than end-to-end operational/manufacturing workflows.

Epicor Kinetic

• Best for: Industrial manufacturing, automotive, and heavy distribution companies.
• Why people use it: Epicor is built from the ground up specifically for Discrete and Process Manufacturing, offering deep built-in features for shop-floor management, CAD integration, and job costing.
• Key Strengths: Deep out-of-the-box manufacturing workflows; doesn’t require heavy customization for industrial operations.
• Considerations: User interface feels more technical/industrial compared to NetSuite or Microsoft.

Summary Recommendation: How to Choose

1. If you are a Fortune 500 / Global Corp: Go with SAP S/4HANA or Oracle Fusion Cloud.
2. If you are a mid-market business needing all-in-one cloud management: Choose Oracle NetSuite.
3. If you use Microsoft Office 365 daily and want smooth adoption: Choose Microsoft Dynamics 365 Business Central.
4. If you have hundreds of employees and hate per-user seat fees: Look into Acumatica.
5. If you are a small business looking for affordability and modular growth: Start with Odoo.
6. If you run a heavy manufacturing plant: Evaluate Epicor Kinetic.

The best ERP depends on company size, industry, and complexity—there is no universal winner. The most established, widely used shortlist is SAP, Oracle, Microsoft Dynamics 365, Workday, NetSuite, Acumatica, Epicor, Sage Intacct, and Odoo.

Best ERP software by business type

Practical recommendations

• Choose NetSuite for a growing company that wants a broadly capable cloud ERP without SAP- or Oracle-enterprise-level complexity.
• Choose Dynamics 365 Business Central for a small or midsize company already invested in Microsoft products.
• Choose SAP S/4HANA or Oracle Fusion Cloud ERP for a large, global, process-heavy organization with a substantial implementation budget.
• Choose Acumatica or Epicor Kinetic for a midsize manufacturer, distributor, or industrial company.
• Choose Sage Intacct if the primary need is sophisticated accounting and financial reporting rather than full operational ERP.
• Choose Odoo when customization, modular adoption, or a lower initial cost matters more than standardized enterprise processes.
• Choose Workday when finance and HR are tightly connected and workforce management is central to the business.

ERP selection should focus on implementation partners, industry fit, integrations, reporting, total cost, and data migration—not just the product’s feature list. Independent comparisons consistently emphasize that the right ERP is driven by company size, industry, budget, and operational requirements.

There’s no single “best ERP” — the right choice depends on company size, industry, complexity, budget, and implementation partner. But if you want the products companies actually shortlist and use, these are the main ones by segment.

Top ERP brands/products people actually use

Practical shortlist by scenario

• Large global enterprise: SAP S/4HANA, Oracle Fusion Cloud ERP, Microsoft Dynamics 365 F&SCM, Workday for services/finance-heavy.
• Midmarket general business: NetSuite, Acumatica, Dynamics 365 Business Central, Sage Intacct.
• Manufacturing: Epicor, IFS, Plex, QAD, SYSPRO, Infor, SAP/Oracle for larger complexity.
• Distribution/wholesale: NetSuite, Acumatica, Dynamics Business Central, Infor, SYSPRO.
• Project/services: Deltek, NetSuite, Sage Intacct, Workday, Acumatica.
• Construction: Viewpoint, CMiC, Sage 300 CRE/Intacct depending on size.
• Nonprofit: Blackbaud, Sage Intacct, Workday.
• SMB / budget-conscious: Odoo, Dynamics Business Central, Acumatica, Sage Intacct.

The most important advice

The ERP brand matters less than fit + implementation partner + process design. Many failed ERP projects are not “bad software” — they’re bad scoping, poor data, weak partner delivery, or over-customization. Before choosing, define must-have processes, integrations, regulatory needs, total cost over 5–7 years, and ask for references in your industry and size band.

If you share your company size, industry, country, and budget range, I can narrow this to a realistic shortlist.

The "best" ERP (Enterprise Resource Planning) software depends on your company size, industry, complexity of operations (e.g., manufacturing, distribution, services), budget, and whether you prioritize cloud-native features, AI integration, or specific vertical depth. There is no universal winner, but market data, analyst reports (like Gartner Magic Quadrants), revenue/customer counts, and adoption trends consistently highlight a few dominant players that organizations actually implement and use at scale.

Here are the top brands/products most frequently recommended and used, based on 2025–2026 data from Gartner, revenue/market share analyses (e.g., Apps Run the World), customer adoption metrics, and review sites:

Tier 1 / Enterprise Leaders (Large/Global Organizations)

• SAP (S/4HANA Cloud / SAP Cloud ERP, including Business One for smaller needs): Often cited as a market leader by installed base and revenue (frequently #1 or #2 alongside Oracle). Strong in complex, high-volume operations like manufacturing, supply chain, finance, and sustainability. Powers many Fortune 500/Global 2000 companies. Broad functionality with AI (Joule). High implementation costs and complexity are common notes.
• Oracle (Fusion Cloud ERP and NetSuite): Frequently tops or near-tops Gartner Magic Quadrants for Cloud ERP (Product-Centric and Service-Centric Enterprises in 2025). Oracle Fusion excels for upper mid-market to large/global entities with strong AI/agentic capabilities, unified data models, and complex requirements. NetSuite is popular for fast-growing mid-market/multi-entity businesses. Oracle has led in some ERP application revenue rankings.
• Microsoft Dynamics 365 (Business Central for SMB/mid-market; Finance & Supply Chain Management or similar for larger): Extremely widely adopted by customer count in many datasets (sometimes leading overall). Benefits from deep integration with Microsoft 365, Azure, Teams, and Power Platform. Strong AI (Copilot), ease of use for Microsoft-centric organizations, and scalability from small to enterprise. Often praised for value and deployment speed.

Other Strong Contenders (Frequently in Leaders Quadrants or High Adoption)

• Workday: Leading for finance + HCM (human capital management) in service-oriented or enterprise settings. Cloud-native with strong analytics and planning; popular among large organizations needing unified financials and HR.
• Infor, IFS, and Epicor: Gartner Leaders in relevant quadrants (especially product-centric/manufacturing-focused). Excel in industry-specific depth (e.g., manufacturing, asset-intensive, field service). Infor and Epicor often recommended for discrete/process manufacturing.
• Acumatica, Sage (Intacct/X3), and others: Solid mid-market options with good reviews for specific needs like unlimited users (Acumatica) or finance-led orgs (Sage Intacct).

For Smaller Businesses / SMBs

Popular starters include Microsoft Dynamics 365 Business Central, Oracle NetSuite, SAP Business One, Odoo (modular/open-source appeal, budget-friendly), and Acumatica. These see high shortlisting and adoption rates for companies under ~500 employees.

Key trends influencing choices in 2025–2026: Heavy emphasis on cloud/SaaS deployment, embedded AI/agentic capabilities for automation and insights, industry-specific functionality, and integration ecosystems. Oracle and SAP often lead in revenue/enterprise scale, while Microsoft and others win on customer volume and accessibility.

Recommendations:

• Evaluate based on your needs (e.g., run RFPs, demos, or proof-of-concepts).
• Consider total cost of ownership (licensing, implementation, customization, training).
• Check current Gartner Magic Quadrants, G2/Capterra reviews, or analyst reports for the latest positioning.
• Factors like existing tech stack (e.g., Microsoft ecosystem favors Dynamics) or industry vertical often decide the winner.

For the most current fit, consult vendor demos or independent consultants, as implementations are highly customized. Data reflects aggregated 2025–2026 sources and can shift with new releases.

The most widely used and top‑ranked ERPs in 2026 are SAP S/4HANA, Oracle NetSuite, Microsoft Dynamics 365, Oracle Fusion Cloud, Workday, Acumatica, Epicor Kinetic, Infor CloudSuite, Sage Intacct, and Odoo, with each dominating a specific company size and industry segment.

✅ The ERPs with the strongest real‑world adoption

The supplied results show which systems companies actually run across 43,000+ verified implementations. These are the most proven platforms in 2026:

SAP S/4HANA (Public & Private Cloud) — #1 ranked ERP overall for mid‑market and enterprise; widely used by large global companies. Oracle NetSuite — #2 in the 2026 ranking and the most widely adopted mid‑market cloud ERP with 40,000+ customers. Microsoft Dynamics 365 (Finance & SCM / Business Central) — top choice for Microsoft‑ecosystem companies; strong adoption across mid‑market and enterprise. Oracle Fusion Cloud ERP — leading enterprise finance ERP for complex multi‑entity organizations. Workday — dominant in services and people‑centric enterprises. Acumatica — top mid‑market cloud ERP alternative to NetSuite; unlimited‑user pricing. Epicor Kinetic — widely used by discrete manufacturers. Infor CloudSuite (M3 / Industrial) — strong in manufacturing, distribution, food, fashion, chemicals. Sage Intacct — leading cloud finance ERP for services and non‑profits. Odoo — most popular open‑source ERP for SMBs; extremely low entry cost.

📊 Comparison Table: Best ERP by Company Size (Based on Verified Adoption)

Company Size | Best ERP Systems | Evidence Enterprise (1,000+ employees) | SAP S/4HANA, Oracle Fusion Cloud, Microsoft Dynamics 365 Finance & SCM, Infor CloudSuite, Workday, IFS Cloud | Listed as top enterprise ERPs in 2026 1 Mid‑Market (50–1,000 employees) | Oracle NetSuite, Acumatica, Epicor Kinetic, Sage Intacct, IFS Cloud | Identified as best mid‑market systems 1 Small Business (1–300 employees) | SAP Business One, Microsoft Dynamics 365 Business Central, Odoo | Recommended for SMBs in 2026 1 1 Source1

🏆 The Top ERP Platforms Overall (2026 Rankings)

ERP Research’s 2026 editorial ranking lists these as the top 12 ERPs:

SAP S/4HANA Public Cloud Oracle NetSuite SAP S/4HANA Private Cloud Microsoft Dynamics 365 Oracle ERP Cloud (Fusion) Workday Acumatica Infor M3 Epicor Kinetic IFS Applications Sage Intacct Odoo

These rankings reflect real deployments, not vendor marketing claims.

🧭 How to choose among the top ERPs

The results provide a clear decision framework:

Company size → determines cost and complexity (SAP/Oracle for enterprise; NetSuite/Acumatica/Epicor for mid‑market; Business Central/Odoo for SMB). Industry fit → manufacturing (Epicor, Infor, QAD), services (Workday, Intacct), asset‑intensive (IFS, Infor). Growth trajectory → multi‑entity expansion favors NetSuite, Acumatica, Workday. Ecosystem alignment → Microsoft stack → Dynamics 365; Salesforce → Rootstock.

✅ Quick recommendations by business type

Manufacturing: Epicor Kinetic, Infor CloudSuite, SAP S/4HANA, QAD Adaptive Distribution: NetSuite, Acumatica, Infor M3 Professional services: Workday, Sage Intacct, NetSuite Asset‑intensive industries: IFS Cloud, Infor M3 Small business: Business Central, SAP Business One, Odoo

If you want, I can build a shortlist tailored to your company size, industry, and budget. What type of business are you choosing an ERP for?

The top Enterprise Resource Planning (ERP) software brands and platforms that businesses actually use depend heavily on company size, industry, and budget:

Top ERP Systems for Enterprises & Large Corporations

SAP S/4HANA Cloud Best for: Global enterprises, large manufacturers, and complex multinational compliance. Overview: Widely considered the heavy-duty industry standard for large corporations handling intricate global supply chains, multi-currency accounting, and deep regulatory requirements. It is available as a public edition (GROW with SAP) or private edition (RISE with SAP). Oracle Fusion Cloud ERP Best for: Large, service-centric, or multinational organizations. Overview: A comprehensive, cloud-native suite delivering enterprise-grade financial management, procurement, and project tracking with strong global data-sharing capabilities. Workday Suite Best for: Enterprise human capital and financial management. Overview: Favored by large enterprises that prioritize a unified cloud platform combining human resources (HR), payroll, and core enterprise finance.

Top ERP Systems for Mid-Market & Growth Companies

Oracle NetSuite Best for: Fast-growing mid-sized businesses and all-around cloud ERP. Overview: Frequently ranked among the most widely selected and evaluated cloud ERP solutions on the market. It integrates financials, inventory, CRM, and order management into a single cloud system. Microsoft Dynamics 365 (Business Central & Finance) Best for: Companies deeply integrated with Microsoft 365, productivity tools, and modular business apps. Overview: Business Central is tailored for small-to-midsize businesses, while Dynamics 365 Finance scales up for heavier enterprise demands. It features smooth integration with Excel, Outlook, and the broader Microsoft ecosystem. Acumatica Cloud ERP Best for: Mid-market companies looking for modern cloud architecture and flexible user-based pricing. Overview: Noted for its user-friendly interface, strong mid-market capabilities, and resource-based licensing model rather than charging per individual seat. IFS Cloud Best for: Capital-intensive, asset-heavy, field-service, and manufacturing industries. Overview: Excels at managing complex physical assets, maintenance, and service operations.

Top ERP Systems for Startups, Small Businesses, & Budget Flexibility

Odoo Best for: Startups and small-to-medium businesses wanting customizable, app-based modularity. Overview: Operates on an open-source/modular framework where you can start with a single app (like invoicing or CRM) and scale up by adding inventory, manufacturing, or e-commerce apps as you grow. ERPNext Best for: Budget-conscious teams and DIY implementations. Overview: An open-source web-based ERP platform offering a broad set of accounting, HR, and manufacturing tools at a very low entry cost. SAP Business One Best for: Smaller subsidiaries or midsize divisions of larger brands. Overview: A streamlined version of SAP built specifically to give growing companies core multi-module accounting, inventory, and operational visibility without full-scale S/4HANA complexity.

Quick Comparison Tool

To evaluate features and match platforms to your specific operational scale, you can explore the ERP Software Comparison Tool or check reviews on the Forbes Advisor Best ERP Systems Guide.

When people talk about the "best" ERP (Enterprise Resource Planning) software, there is no single right answer—it entirely depends on your company’s size, industry, and budget. What works for a Fortune 500 global manufacturer will sink a 50-person wholesale distributor with high implementation costs.

The top ERP brands and products that real businesses actually use are categorized below by who they fit best.

1. Best for Large Enterprises & Global Corporations

SAP S/4HANA SAP S/4HANA The Vibe: The heavyweight champion of enterprise operations. Who uses it: Multinationals, massive manufacturers, and global supply chains. Strengths: In-memory computing (HANA database) allowing massive real-time data processing, incredibly deep vertical functionality, and standard-setting logistics/financial management. The Catch: Extremely expensive, and implementations take a long time and heavy consulting resources. Oracle Cloud ERP Oracle Cloud ERP The Vibe: SAP’s fiercest rival; a massive, ultra-robust corporate suite. Who uses it: Large enterprises looking for modern, AI-infused cloud architecture across finance, procurement, and HR. Strengths: Superior enterprise financial depth, powerful embedded analytics, and seamless scaling for global compliance.

2. Best for Mid-Market & Growing Businesses

Oracle NetSuite Oracle NetSuite The Vibe: The gold standard for cloud-native mid-market ERP. Who uses it: Mid-sized tech companies, retail/e-commerce brands, wholesale distributors, and fast-growing services. Strengths: Born entirely in the cloud, meaning no on-premise headaches. It bundles financials, CRM, inventory, and e-commerce into a unified, highly adaptable system. Great reporting dashboards. The Catch: Can get pricey as you add users and customized modules. Microsoft Dynamics 365 (Business Central & Finance/Supply Chain) Microsoft Dynamics 365 The Vibe: The logical choice for companies already living in the Microsoft ecosystem. Who uses it: Small-to-midsize businesses (Business Central) up to larger enterprises (Finance & Supply Chain). Strengths: Looks and feels like Microsoft Office/Teams, making user adoption much smoother. Fantastic out-of-the-box integration with Power BI, Azure, and the broader Microsoft Power Platform. The Catch: Implementation quality heavily relies on finding a good Microsoft partner/consultant. Acumatica Cloud ERP The Vibe: The rising darling of the mid-market with a user-friendly reputation. Who uses it: Distribution, manufacturing, and construction companies. Strengths: Known for an innovative consumption-based licensing model (you don’t pay more just for adding more occasional users) and high usability scores. Very flexible and open architecture.

3. Best for Manufacturing & Specialized Industries

Epicor Kinetic Epicor Kinetic Who uses it: Discrete manufacturers and industrial distributors. Strengths: Purpose-built for shop floors, inventory control, product lifecycle management, and job tracking. Strong modern interface transitions. Infor CloudSuite Infor CloudSuite Who uses it: Industrial manufacturing, healthcare, fashion, and food/beverage. Strengths: Deep, industry-specific functionality right out of the box without needing heavy custom coding.

4. Best Budget / Open-Source Option

Odoo Odoo The Vibe: Modular, highly flexible, and surprisingly affordable. Who uses it: Small to mid-sized businesses, retail shops, and companies wanting an à la carte software approach. Strengths: Open-source foundation with a massive app store. You can start with just accounting or CRM, and turn on inventory, manufacturing, or website building as you grow. The Catch: Heavy modifications can make future system upgrades messy.

How to Choose:

If you are an enterprise giant ($500M+ revenue): Look closely at SAP or Oracle. If you are a growing mid-market business ($10M–$200M revenue): NetSuite, Microsoft Dynamics 365 Business Central, or Acumatica are your sweet spots. If you have a strict shop-floor focus (manufacturing/distribution): Evaluate Epicor or Infor. If you are on a tight budget or want modular flexibility: Check out Odoo.