The best affiliate programs like Shipped - Next.js Startup Boilerplate in 2025

InvoicingAPI is a versatile and developer-friendly invoicing platform designed to make creating, customizing, and managing invoices seamless for businesses of all sizes. With support for global tax regulations, a robust library of customizable templates, and the ability to generate beautifully formatted PDF invoices via a simple API call, InvoicingAPI streamlines the entire invoicing process. Users can invoice clients in any currency, integrate payment links for faster transactions, and manage payments, refunds, and payouts from an intuitive dashboard—all while enjoying a generous free tier and no fees on payments. The platform is platform-independent, supports unlimited app integrations with a single API key, and offers built-in safeguards to prevent accidental request overloads.

InvoicingAPI is a perfect solution for SaaS providers, e-commerce businesses, marketplaces, consultants, POS systems, and CRM developers looking to add dynamic, tax-compliant invoicing without heavy development overhead. Its ease of integration, high degree of customization, and focus on security and scalability make it an excellent choice for affiliates to promote, appealing to a broad audience of businesses seeking efficient and reliable invoicing solutions.

InvoiceAhoy is a streamlined invoicing solution designed for developers and businesses that need to create, store, and deliver professional invoices directly from any web platform. Featuring an easy-to-use API, pre-built invoice templates, and integration options like Zapier, InvoiceAhoy takes the hassle out of invoice generation. With built-in compliance for global jurisdictions, automatic translation for localized customer communication, and secure encrypted document storage, users can quickly generate and send invoices that look great and meet all regulatory requirements.

This service is ideal for SaaS companies, online marketplaces, freelancers, and any business that needs reliable, automated invoicing integrated into their workflows. Affiliates will find InvoiceAhoy an attractive option to promote due to its developer-friendly approach, flexible pricing plans, and broad appeal for businesses seeking an efficient, compliant, and modern invoicing solution.

Inputeer is a cutting-edge platform designed to streamline data collection and workflow automation for businesses and organizations. It allows users to create customizable forms, automate responses, and integrate collected data seamlessly with a variety of third-party tools and services. With its intuitive drag-and-drop form builder, advanced logic features, and robust automation capabilities, Inputeer makes it easy to gather information, trigger actions, and manage processes without the need for coding or technical expertise.

This service is ideal for businesses, agencies, and teams seeking to optimize their operations, improve data accuracy, and save time on repetitive tasks. Affiliates will find Inputeer an attractive offering for audiences in need of modern solutions for form building, workflow automation, and data integration, providing a valuable tool that enhances productivity and efficiency across a wide range of industries.

inlinky is an automated internal linking tool designed to boost your website’s on-page SEO by intelligently finding and injecting missing internal links across your site. Using advanced natural language processing, inlinky ensures that every page and keyword is contextually understood, creating highly relevant connections and topical clusters that strengthen your website’s structure. With seamless integration for platforms like WordPress, Webflow, and Shopify, and support for 25 languages, inlinky makes internal linking accessible and effective for a wide range of sites. Its simple, one-time payment model means you pay once and benefit from lifetime access, eliminating ongoing subscription costs.

This tool is ideal for website owners, content managers, and SEO professionals who want to save time, improve search rankings, and gain actionable insights into their content strategy. Affiliates will find inlinky an attractive choice to promote due to its clear SEO benefits, ease of use, multilingual support, and competitive lifetime pricing—making it a practical solution for anyone looking to enhance their site’s visibility and user experience.

inFlight is an advanced sound add-on designed for Microsoft Flight Simulator 2020 and 2024, offering dynamic, AI-powered crew and passenger announcements that adapt to each unique flight. Leveraging real-time flight data, routes, weather, and airports, inFlight delivers immersive pilot and crew communications in over 50 languages and accents, ensuring that every flight experience feels authentic and engaging. Unlike traditional audio packs that use static recordings, inFlight's announcements are hands-free and automatically triggered according to the various phases of flight, providing a seamless and realistic atmosphere. The add-on is easy to install, requires no additional programs or complex customizations, and includes ongoing updates with the latest AI-driven features.

This product is ideal for flight simulation enthusiasts who want to elevate their MSFS experience with realistic audio immersion, as well as for streamers and content creators seeking to enhance the authenticity of their virtual flights. Affiliates will find inFlight a compelling choice to promote due to its unique AI technology, ease of use, multilingual capabilities, and strong appeal to the large and passionate MSFS community, making it a valuable addition to any affiliate program focused on gaming or simulation tools.

InfoFlow is a versatile read-it-later and personal knowledge management app designed with a local-first approach, ensuring that users retain full ownership and privacy of their data. The platform offers breakthrough speed, seamless syncing across all devices, and full offline functionality, allowing users to access and manage their content whether or not they're connected to the internet. InfoFlow supports a wide range of features including bookmarking, note-taking, content creation, and knowledge base building, making it an all-in-one solution for organizing and accessing information. With support for Windows, Android, iOS, macOS, and web platforms, InfoFlow ensures a smooth and consistent user experience across any device.

Ideal for professionals, students, and anyone who values privacy and efficient knowledge management, InfoFlow stands out for its security-focused, affordable, and easy-to-use design. Affiliates promoting InfoFlow can confidently recommend a robust tool that appeals to privacy-conscious users seeking to streamline their workflow and organize their information without relying on cloud-dependent solutions. This makes InfoFlow a compelling choice for those looking to offer real value to their audience while earning competitive commissions.

Imagifly is a user-friendly platform designed to simplify the process of generating AI images by offering customizable prompt libraries. Users can easily create, save, and organize their favorite prompts, making it effortless to produce stunning visuals using popular generative AI tools like Midjourney, Dall-E, or Photoshop. By streamlining prompt management, Imagifly helps both beginners and advanced users get consistent, high-quality results from their preferred AI image generators.

Imagifly is ideal for digital artists, content creators, marketers, and anyone leveraging AI-powered image generation in their workflow. Affiliates will find Imagifly appealing to promote due to its practical utility, broad compatibility, and time-saving features, making it a valuable tool for anyone seeking to enhance their creative process with AI technology.

Imagetopromptai is an AI-powered tool that instantly converts images into detailed text prompts, specifically tailored for use with platforms like Stable Diffusion. Users can simply upload an image and receive a ready-to-use textual description that enables them to reproduce similar artworks or variations through AI image generation tools. The platform is designed for convenience, offering a straightforward pay-as-you-go pricing structure with no required subscriptions, making it accessible for both occasional and frequent users.

This service is ideal for digital artists, designers, and creators looking to streamline their workflow when working with AI art generators. Affiliates can confidently promote Imagetopromptai to audiences interested in creative technology, as it addresses the growing demand for efficient and accurate image-to-text prompt solutions, making it a valuable resource for anyone seeking to enhance their creative projects with AI-generated art.

ImageTools Hub is an all-in-one online platform offering a comprehensive suite of bulk image processing tools designed for efficiency and privacy. Without the need for logins, users can instantly upscale, resize, crop, convert, compress, and edit multiple images simultaneously, supporting popular formats like PNG, JPG, and WebP. The platform also provides specialized features such as background removal, face blurring, colorization, object removal, and PDF image extraction, making it a versatile toolkit for diverse image editing needs. All tools are browser-based, ensuring secure, fast, and private workflows for businesses and creative professionals alike.

Ideal for e-commerce sellers, marketers, designers, content creators, and anyone managing large volumes of images, ImageTools Hub streamlines time-consuming editing tasks and optimizes images for web, social media, and print. Affiliates will find this platform easy to promote thanks to its robust feature set, privacy-focused approach, and appeal to a wide audience looking for powerful, convenient batch image editing solutions.

IELTS Writing Pro is an advanced online platform designed to help users prepare for the IELTS exam by providing detailed, personalized feedback on their writing. Leveraging cutting-edge AI technology, the service offers realistic band estimations based on official IELTS grading criteria—including Grammar, Task Response, Coherence and Cohesion, and Lexical Resource—and delivers comprehensive correction reports with in-depth insights. Users can choose from over 250 practice questions or submit their own, track their progress with unlimited submissions, and receive actionable suggestions to boost their scores. The platform supports both Academic and General Training tasks and provides instant, 24/7 access to professional-level writing assessment at a fraction of the cost of traditional correction services.

IELTS Writing Pro is particularly beneficial for students, professionals, and anyone aiming to achieve a higher band score on the IELTS exam through efficient, targeted practice. Affiliates will find this product appealing to promote as it offers a valuable, cost-effective, and user-friendly solution for test-takers seeking to improve their writing skills quickly and reliably. With its generous free trial, affordable pricing, and proven ability to help users understand and meet IELTS standards, it stands out as a smart choice in the test preparation space.