Best Web-Based Solar Design Software of 2025

PVcase Ground Mount is an AutoCAD-based software that allows you to design solar power plants at utility scale. It allows solar engineers to reduce project costs and increase reliability while improving solar plant performance. Realistic, terrain-based PV layouts can reduce project uncertainty and eliminate design errors. Great solar designs can be ruined by poor CAPEX. Get a clear breakdown of the project costs early. Optimize your design and assess potential near-shading issues. Streamline your electrical design by streamlining string mapping and device placement. You can easily download and share cable runs, piling lengths and other cost estimates with your team. PVsyst allows you to export your PV design in a custom format.

Pylon's intuitive design software allows you to create accurate proposals from anywhere, in less than 2 minutes. Pylon is the only software that allows you to view high-resolution imagery within your app. Pylon's award winning 3D Solar Shading toolkit helps you identify and track shading impacts throughout the year. Pylon's load profile analysis and interval data analysis will help you and your team to better understand customer consumption patterns. Analyze load profiles & interval data. You can close more solar proposals by using interactive Web & PDF proposals and native eSignatures. Fully integrated solar CRM that integrates with your solar design software to convert proposals. Pylon Solar CRM offers 2-way SMS and email communications, team management, lead management and pre-made deal pipelines.

An accurate assessment of solar energy potential is essential during the pre-feasibility stage of a project. In addition to needing reliable results, it is also important for the pre-feasibility analysis to be conducted efficiently. Tools like Solargis's iMaps and pvPlanner enable quick access to dependable solar yield estimates. The latest Prospect tool enhances the precision of these estimates and facilitates smoother collaboration during the solar project development process. Among the various solar databases, Solargis data is recognized for its superior accuracy and reliability, as supported by multiple independent studies. This data has been validated across more than 1000 locations worldwide, with validation statistics for over 180 non-confidential sites available on the validation map. While popular simulation software such as PVsyst offers sophisticated functionalities for system design and energy modeling, it is important to note that the default weather data provided in these tools may lack reliability. Therefore, utilizing validated solar data is key to optimizing project outcomes.

Our cutting-edge platform accelerates sales and project implementation, providing top-notch solar and energy storage solutions. Key functionalities consist of remote design capabilities utilizing satellite imagery, comprehensive proposals featuring precise pricing and energy analysis, and integrated project management tools. Notably, our customer-facing app is a pioneering solution in the market; it uniquely validates predicted performance and cost savings. Additional features encompass solar and storage power flow tracking, utility bill savings calculations, and performance monitoring. The platform supports diverse workflows for team collaboration and task delegation. By leveraging high-resolution satellite images, users can efficiently create layouts for both residential and commercial projects. Enhance your sales process with visually appealing and accurate proposals, allowing for quicker deal closures. Additionally, effectively manage projects to ensure swift completion while exceeding client expectations. This combination of features makes our platform an invaluable asset for businesses in the renewable energy sector.

Virto Solar creates advanced WEB- and CAD applications for solar power systems. This includes the well-known plugin Virto.CAD for AutoCAD/ BricsCAD (BIM). Our software is designed for large-scale solar parks on rooftops and ground. We are excited to launch Virto.MAX this year. This new web application allows sales teams to design a custom solar park lay out with a few clicks. It is an easy-to-use web application. Furthermore, we are already working together with big solar industry players regarding our Virto.CORE software. It is a an advanced white-label framework to build customized web applications for mounting system manufacturers and wholesale to automate the solar design and engineering process.

Enhance customer conversion rates with a sales cycle that utilizes TSL, facilitating the effortless creation of high-performance photovoltaic layouts. By leveraging automation and remote analysis, you can save both time and resources. The platform features an accurate 3D modeling portal that provides detailed shading analysis and automates panel layout design. Users can easily create precise shapes using polygons; the polygon tool allows for straightforward structural design based on models. The dimension tool ensures meticulous measurements, enabling users to click and drag polygons while tapping the tab key to input dimensions. Each sub-array, which is a collection of panels within a designated area, can be individually edited for optimal adaptation to various rooftop configurations, including the ability to adjust the mounting height to meet specific needs. The drag-and-drop functionality simplifies the process further, as users can easily add, delete, or reposition panels within the SolarLabs interface. By simply clicking on the table, panels can be relocated effortlessly to any desired spot on the roof, all while having the 3D view available for a visually guided design experience. This innovative approach streamlines the process of solar system planning and enhances overall design efficiency.

PVSketch is a user-friendly web application that simplifies the process of developing solar projects. Its approachable interface allows sales professionals to utilize a precise layout tool without needing extensive training. This innovative tool enhances the visualization of solar energy solutions while providing reliable energy modeling capabilities. As a component of the PVComplete platform, PVSketch enables seamless collaboration among solar developers, installers, and engineers, promoting both efficiency and precision in their work. Sales professionals can swiftly initiate a project online with PVSketch, subsequently transferring it to PVCAD, an AutoCAD plugin, for in-depth engineering plans. By making solar design straightforward, PVSketch allows users to create comprehensive solar projects with just five clicks. The intuitive drawing tools ensure that accurate solar designs are within reach for anyone. With just a single click, users can produce a complete layout, but for those who wish to take it further, the platform offers the ability to refine their designs into more complex structures, enhancing the overall project quality. Ultimately, PVSketch not only streamlines the initial phases of solar project development but also empowers users to create sophisticated and tailored solutions.

SunDAT offers a web-based solution for designing utility-scale and commercial solar photovoltaic systems. Our cutting-edge, patented technology is designed to optimize the Ground Coverage Ratio (GCR) and maximize energy yields, even on challenging terrains. The system is adept at managing complex boundaries and obstacles, simplifying the design process significantly. By automating workflows, SunDAT enhances the overall efficiency of solar design, making it easier to pinpoint areas with steep slopes or identify sections within a solar array that require grading or should be avoided altogether. Additionally, users can create visual heatmaps, export them to PVsyst, and conduct pile length calculations effortlessly. The software supports exporting project data in various formats such as PDF, DXF, and DAE, facilitating seamless integration with programs like AutoCAD and PVsyst for further design refinement and analysis. SunDAT Web software is tailored to optimize both large-scale utility projects and commercial PV designs, accommodating everything from a substantial 150MW utility-scale ground-mount system to a more modest 2 MW commercial rooftop installation. With SunDAT, you can ensure your solar designs are not only efficient but also effective in harnessing renewable energy.

Effortlessly create residential solar designs that are ready for permits at no cost. You can export a complete permit package for as little as $49 in just a matter of minutes. With the push of a button, generate a solar permit package that is ready for submission. Each interaction is crafted for speed and ease, making it incredibly user-friendly. Lyra is designed so intuitively that seasoned solar professionals can start using it immediately without needing any prior training. You can create exactly what is necessary for a permit, whether it's a basic preliminary design or a detailed, component-level permit-ready design. With just a click, transform your design into a permit package. It's truly that straightforward. The Lyra solar design tool is completely free to use, requiring only your email address to get started on your first design. We also collaborate with solar design software companies to enhance their services. If your product lacks permit packaging capabilities, reach out to us so we can explore potential collaboration opportunities. By joining forces, we can expand our reach and improve the resources available to solar professionals everywhere.

Introducing a comprehensive online tool tailored for solar industry professionals that has the capability to transform your proposal creation workflow entirely. With an advanced 3D design engine, reliable energy yield simulations, a thorough financial calculator, and an intuitive drag-and-drop proposal editor, HelioScope enables swift and efficient responses to client inquiries. The platform offers a variety of features including 3D modeling, quick proposal generation, trustworthy simulations, limitless design options, real-time support, single line diagrams, automated CAD exports, one-click sharing, compatibility for systems up to 5 MW, an extensive library of 45,000 components, and global weather coverage along with pan file support. Additionally, HelioScope ensures that solar professionals can efficiently manage their projects while maintaining high standards of accuracy and reliability.

PV*SOL provides an unparalleled level of configuration and shading analysis for photovoltaic systems. You can assess solar energy output, determine panel dimensions, and perform economic forecasts tailored to your setup. By utilizing advanced simulation models of your solar system, you can make informed design choices. Additionally, the software aids clients and partners in grasping the intricacies of their solar installations through visually appealing and professional reports. It also allows for the incorporation of financial incentives and intricate tariff structures, which leads to enhanced financial planning. Achieve optimal results with our premier product, which employs cutting-edge 3D technology for accurate and lifelike PV system designs. Our market-leading software serves as the perfect solution for rapid and dependable photovoltaic system creation. Furthermore, you can explore the capabilities of our solar calculation and PV power output software by trying out the free online version of PV*SOL. This opportunity gives potential users a chance to experience the software's efficiency before committing to a purchase.

Web Solar Cloud is an easy-to-use online tool for designing solar project. It helps you create professional solar designs quickly, even if you're new to solar design. The software will create a package of documentation for your local permit requirements, including detailed solar panel layouts and electrical diagrams.

After engaging with hundreds of solar installers, we developed this comprehensive solar platform to seamlessly integrate with your existing workflow, ensuring that you won't need to significantly alter your operations to utilize our software effectively. By transitioning to a digital business model, you can minimize human errors, cut costs, and enhance customer service. Our system encompasses everything from lead generation to site survey data collection, offering much more than a typical CRM. It combines design and CRM capabilities into a single solution tailored for sales professionals to create designs independently. With user-friendly design features and AI assistance, salespeople can efficiently generate stunning proposals that include precise designs, solar and battery energy assessments, and financial details in just minutes. ARKA 360 boasts a robust design studio specifically crafted for technical salespeople and engineers, featuring full 3D design capabilities, precise modeling, and sophisticated analysis tools. This innovative platform not only streamlines processes but also empowers users to elevate their service offerings to clients.

Solarius PV effectively assesses the impact of solar shading from distant obstructions such as mountains, hills, buildings, and trees by utilizing a straightforward photographic survey alongside the solar diagram specific to the installation site. Additionally, it enables users to evaluate how nearby structures like chimneys, walls, and antennas cast shadows on photovoltaic modules, influencing the system's arrangement as the solar trajectory changes throughout the year, month, day, or even hour. The tool also automates the management of shadow projection between parallel rows, ensuring optimal module spacing on various surface types, whether horizontal, vertical, or tilted, thus enhancing overall system performance. By providing these features, Solarius PV simplifies the design process while maximizing energy efficiency.

RatedPower, a part of Enverus, is a powerful SaaS platform that simplifies the development of utility-scale solar, BESS, and hybrid energy systems. It guides users through every phase—from site identification to final engineering design—making it a go-to solution for developers, engineers, and analysts in renewables. With RatedPower, users can assess and filter viable land using advanced geospatial data, including energy pricing and grid infrastructure. It supports topographic analysis and helps design solar layouts that consider terrain, interconnection options, and engineering standards. The platform generates bankable energy yield reports, SLDs, and Gen-Tie documentation essential for permitting and financing. For battery energy storage projects, RatedPower enables both standalone and integrated system designs. Tools for sizing and layout optimization help ensure cost-effective and technically sound configurations. During detailed design, teams can simulate and compare multiple configurations based on GCR, DC/AC ratios, and cost. RatedPower also enhances collaboration by allowing the export of reports and 3D layouts compatible with tools like PVsyst, ensuring smooth handoffs between teams and stakeholders. It’s a complete, user-friendly solution that accelerates renewable project timelines with precision and collaboration at its core.

SolarEdge Designer is a complimentary online tool designed for solar industry professionals to significantly reduce the costs associated with PV design while creating effective proposals for clients. This robust platform allows users to plan, construct, and verify both residential and commercial SolarEdge systems from the initial concept all the way through to installation, providing a crucial advantage in closing sales. It features a streamlined design process that incorporates numerous automated functions, including stringing, rapid design validation, detection of multiple obstacles, and bulk mapping of Power Optimizer barcodes. Additionally, users can effortlessly export their site layouts to the SolarEdge Monitoring Platform. Create persuasive proposals for customers with in-depth reports and precise energy simulations that have been independently assessed by DNV GL. The detailed financial analysis tools enable accurate predictions of savings on electricity bills and return on investment for system owners. To further captivate potential customers, the platform offers a visually engaging 3D simulation of their project site, enhancing the overall presentation and appeal of the proposals. By utilizing this innovative tool, solar professionals can elevate their sales strategies and improve client satisfaction significantly.

Establish comprehensive roles and permissions for each member of your team, ranging from account owners to sales representatives and accountants, ensuring that every individual has tailored access to the specific software functionalities they require while restricting access to unnecessary areas. Monitor all of your ongoing projects—be they new, active, or completed—through a user-friendly dashboard that provides an overview of your operations. With a real-time, comprehensive perspective of your account, you can ensure that no detail slips through the cracks. Personalize your proposals by incorporating your company’s branding elements, rearranging or omitting sections as needed, and embedding your logo and cover image to enhance the visual appeal of your quotes. Take advantage of our good, better, best feature to present clients with various product and pricing alternatives within a single proposal, allowing them to easily e-sign the option they prefer. Additionally, streamline the permit application process and engage with homeowners like never before by utilizing our innovative virtual site assessment tool, which enhances remote interactions. This robust suite of features is designed to optimize your workflow and improve client relationships significantly.

Sighten is dedicated to empowering those involved in selling, financing, and installing solar energy systems on a daily basis. We take great pride in learning how our clients are experiencing rapid growth and enhanced efficiency thanks to our design, proposal, and sales software. Expand your channel with the only solar software specifically tailored for channel managers and teams operating across multiple states. With our platform, you can effortlessly monitor your entire deal pipeline and maintain clear communication with your partners. Operating without efficient software can result in chaos and significantly restrict your potential for growth and revenue. Without a cohesive platform, you may encounter challenges related to deal transparency, partner interactions, and effectively introducing financing options to your channel, which makes having the right tools essential for success. By leveraging Sighten, you can streamline your operations and maximize your impact in the solar industry.

Begin by crafting an initial design that details the module and inverter setup alongside the overall layout. Transition this to a permit-ready design by utilizing a streamlined 4-step wizard. Define the installation area through the use of aerial images or by importing a 3D model from services such as EagleView or RoofOrders. With the aid of SolarDesignTool, you can efficiently develop a photovoltaic system design and produce a solar permit package in merely 15 minutes. This permit package will encompass various essential documents, including a project summary, site plan, single-line diagram, PV safety labels, plan(s) for attachments, specifics for support racking systems, a fire safety plan, equipment specifications, and relevant certifications. Once the PV system design is finalized, generating the solar permit package can be accomplished with just a click of a button, allowing for a seamless transition to the necessary documentation process. For a standard residential sloped rooftop employing a widely-used racking system, the permit package will contain all the aforementioned documents, ensuring compliance and readiness for installation.

Our ambition is to accelerate the shift towards sustainable and environmentally friendly energy sources. To achieve this, we aim to offer intuitive photovoltaic (PV) design software tailored for solar installers, engineers, wholesalers, and manufacturers. This innovative approach enables the rapid and efficient development of solar parks and projects. With this vision, we are committed to crafting highly sophisticated and precise software tools. Additionally, we recognize the necessity for our software to be seamlessly integrated into existing workflows. We aspire to foster a collaborative environment for engineers within the photovoltaic sector. Our design software enhances the engineering workflow of solar PV projects by automating monotonous tasks, such as the automatic generation of 3D models. Consequently, users can bypass the tedious process of manually creating these models, thereby saving valuable time. This leads to quicker and more precise drawings for initial designs at construction sites, ultimately improving project efficiency. In the journey of our company, Kim Eyckmans began his career in engineering at a leading solar EPC firm in the BENELUX region, where he gained invaluable insights into the industry. This foundation has driven our mission to innovate and support the renewable energy landscape effectively.

The HOMER software is developed on the reliable and leading HOMER platform, which is utilized by over 250,000 designers and developers across more than 190 nations. With years of experience in the field, we deliver the most dependable and precise solutions to optimize hybrid power systems for both technical performance and cost efficiency. Delve into which product aligns best with your project needs or gain insights into our methodology for techno-economic analysis. You can watch our informative video, download the comprehensive white paper, or consult with an expert to discover how UL advisory professionals can assist you. Should you require assistance with your modeling and analysis or seek training in HOMER software, our team is ready to support you. We provide an extensive array of support services designed to ensure your success. UL advisory services offer you the benefit of our extensive expertise in renewable energy, backed by our credentials as independent engineers. From conducting feasibility studies to guiding design and certification processes, we provide thorough project support to meet your needs effectively. Engaging with us means you’ll have a partner committed to achieving your project goals.

Nearly all solar professionals, at 98%, perform technical onsite assessments prior to construction, and more than half of them do this before finalizing a sale. Despite these efforts, solar companies often invest hours using ladders and manual measurements on rooftops, which can slow down project timelines, compromise precision, and elevate safety hazards. By leveraging drone technology and advanced 3D modeling, Scanifly’s solar design software significantly reduces the need for roof climbs, cutting onsite time by as much as 90%, and enhances design precision to prevent costly redesigns, change orders, or delays during installation. Traditional tools like ladders, tape measures, and handwritten notes can result in inaccuracies and errors due to guesswork. In contrast, the integration of drones and 3D modeling tools optimizes the workflow, boosting efficiency, safety, and design accuracy. Capture images using your drone (JPEG format) to digitize various aspects of the project. Furthermore, this innovative technology automatically generates scaled 3D models of the proposed sites, providing a comprehensive overview for solar planning.

Introducing the most efficient, user-friendly, and precise 3D design software on the market, designed to ensure your proposals are dependable and financially viable, whether in the office or on-site. This tool allows for complete customization of interactive proposals, which can be accessed online or in PDF format. With a proven 24% conversion rate based on extensive sales of tens of thousands of systems through in-person and telephonic interactions, it streamlines the selling process. The seamless integration of your preferred financing options, complete with in-app real-time approvals, simplifies the selling experience significantly. Additionally, the built-in CRM, digital scheduling, instantaneous customer notifications, hardware catalogs, on-demand permitting, and e-signature capabilities enhance your workflow. You can effortlessly link your current CRM and business tools with our industry-leading platform, providing you with the flexibility to operate according to your preferences. Experience a truly customized approach to proposal generation that adapts to your unique business needs while ensuring high efficiency and effectiveness in every sale.

Time is constantly of the essence in the solar contracting industry. The selection of tools for sales, project design, and execution can significantly determine the success or failure of a business. The SolarNexus software solution enables contractors to work efficiently on a larger scale. Engaging in solar contracting resembles a relay race, where each project involves a rapid succession of tasks. To maintain profitability while expanding, it’s crucial to ensure smooth transitions and effective workflow processes. We offer a comprehensive array of sales and operational tools, complemented by professional services, that empower contractors to enhance their solar enterprises. With our extensive knowledge in solar contracting and enterprise software, we are adept at identifying and addressing inefficiencies that may go unnoticed by others. Additionally, we are committed to helping contractors streamline their operations for sustained growth in this dynamic market.

PV F-CHART is an all-encompassing software tool for analyzing and designing photovoltaic systems. This program offers estimates of monthly-average performance for every hour throughout the day. It employs calculation methods established by the University of Wisconsin, which effectively utilize solar radiation data while considering the statistical fluctuations in both radiation and energy loads. Additionally, it includes weather data for more than 300 locations, with the flexibility to integrate more data as needed. The program also features hourly load profiles for each month, adjustments for statistical load variations, time-of-day pricing for energy transactions, and comprehensive life-cycle economic analysis that includes cash flow considerations and monthly variations in parameters. By integrating these diverse functionalities, PV F-CHART stands out as a robust solution for photovoltaic system analysis.