💻Best Next.js SaaS Boilerplates

Formerly known as NextAuth. It's is an open-source authentication library originally built for NextJS. Auth.js is free to use and comes with over 80 integrations for various third-party identity providers such as Google, Facebook, Auth0, Apple etc. You can use it with your own database if you choose to. It works with MySQL, Postgres, MSSQL and MongoDB. Auth.js is compatible with Next.js, SvelteKit and SolidStart as of March 2024.

Svelte 5 Boilerplate for building AI apps quickly

SaaSBoilerplates.dev is a curated directory that showcases a wide range of SaaS boilerplates, starter kits, and frameworks to help developers quickly launch their SaaS projects. The website features a carefully selected collection of tools and resources that cover various aspects of SaaS development, from authentication and payments to user management and deployment. Key Features 1. Extensive collection: SaaSBoilerplates.dev offers a comprehensive selection of SaaS boilerplates, catering to different frameworks, tech stacks, and development needs. 2. Curated by hand: The boilerplates are hand-picked and reviewed by a human to ensure quality, reliability, and relevance. No scraping, no AI-generated crap. 3. Detailed information: Each boilerplate listing includes a description, pricing, and key features to help readers make informed decisions. 4. Variety of use cases: The boilerplates cover a wide range of SaaS applications, including marketplaces, AI tools, landing pages, and more. Benefits 1. Time-saving: By leveraging pre-built boilerplates, developers can significantly reduce the time and effort required to set up the foundation of their SaaS project. 2. Cost-effective: Using boilerplates can help lower development costs by providing a solid starting point and reducing the need for custom development. 3. Scalability: Many boilerplates are designed with scalability in mind, making it easier to grow and expand the SaaS application as it gains traction. 4. Reduced technical debt: By using well-tested and maintained boilerplates, developers can minimise the risk of technical debt and ensure the long-term stability of their SaaS application. By leveraging the resources available on SaaSBoilerplates.dev, users can focus on building their core product features and bringing their SaaS ideas to life faster than ever before.

Premier Boilerplates & Starter Kits for Developers Start Building with Ready-Made Templates and Grow Your Business Faster.

Launch your startup in days, not months. Shipped.club saves you time, by providing all you need to ship your SaaS product in a fraction of the time.

Foundy.com is the first AI-enabled platform specialising in long-term exit planning and successful M&A deal execution. Whether you're preparing for an exit within 1 to 36 months or exploring buy-side acquisition opportunities, Foundy offers an AI-powered SaaS platform combined with expert advisors who specialise in your company’s industry niche. We provide a comprehensive toolkit, including buyer and deal flow sourcing, templates and access to a thriving community of exited founders and buyers, all designed to maximise shareholder value and ensure a successful transaction. Foundy also has a generous referral programme for those who connect us with buyers or sellers.

SaaSCurate is a community-driven platform where SaaS founders launch and grow their products. Key Features - List Your Product: Feature it on the platform to get in front of an active community of SaaS enthusiasts. - Newsletter Spotlight: Get your product highlighted in our weekly newsletter, reaching all community members. - Community Notifications: Launching on Product Hunt? Announce it to the whole community! - Social Proof: Earn badges and endorsements to build credibility and attract more users. - SEO Boost: Secure a valuable dofollow backlink to strengthen your SEO. Benefits - Maximize Visibility: Build buzz and get new people using your product. - Increase Credibility: Attract customers and gain credibility with endorsements and badges. - SEO Boost: Secure dofollow backlinks that improve your search rankings and drive organic traffic to your site. - Community Engagement: Launch announcements and newsletter features keep your product top-of-mind as you grow. Use Case - First-Time Launching: Kickstart your product’s journey with instant visibility and social proof from a community eager to discover new tools. - Growing an Existing Product: Boost ongoing engagement by featuring updates in newsletters and gaining SEO-friendly backlinks to attract fresh users. - Launching on Other Platforms: Amplify your reach by notifying the SaaS community about launches on Product Hunt or AppSumo, driving more traffic and engagement.

Threads Content Publishing & Scheduling SaaS. The simplest platform to schedule your Threads content and have an overview of your posts performance. Create content plans to grow your audience and reach monetization status.

Allboilerplates is a directory of starter kits that helps people find boilerplate code for their tech stack. Head on over to allboilerplates.com to find the perfect boilerplate for you!

Looking to implement structured data and don't know where to start? Google has excellent docs that explain what kind of structured data you need to provide to get certain types of search results. Bredcrumbs, articles, carousels, courses, reviews, FAQs, products, recipes and more - it's all covered there!

SaaSBoilerplates.dev is a curated directory that showcases a wide range of SaaS boilerplates, starter kits, and frameworks to help developers quickly launch their SaaS projects. The website features a carefully selected collection of tools and resources that cover various aspects of SaaS development, from authentication and payments to user management and deployment. Key Features 1. Extensive collection: SaaSBoilerplates.dev offers a comprehensive selection of SaaS boilerplates, catering to different frameworks, tech stacks, and development needs. 2. Curated by hand: The boilerplates are hand-picked and reviewed by a human to ensure quality, reliability, and relevance. No scraping, no AI-generated crap. 3. Detailed information: Each boilerplate listing includes a description, pricing, and key features to help readers make informed decisions. 4. Variety of use cases: The boilerplates cover a wide range of SaaS applications, including marketplaces, AI tools, landing pages, and more. Benefits 1. Time-saving: By leveraging pre-built boilerplates, developers can significantly reduce the time and effort required to set up the foundation of their SaaS project. 2. Cost-effective: Using boilerplates can help lower development costs by providing a solid starting point and reducing the need for custom development. 3. Scalability: Many boilerplates are designed with scalability in mind, making it easier to grow and expand the SaaS application as it gains traction. 4. Reduced technical debt: By using well-tested and maintained boilerplates, developers can minimise the risk of technical debt and ensure the long-term stability of their SaaS application. By leveraging the resources available on SaaSBoilerplates.dev, users can focus on building their core product features and bringing their SaaS ideas to life faster than ever before.

The biggest advantage of Cognito is that it's a part of the AWS ecosystem and integrates well with other AWS services. The free tier comes with 50,000 MAUs and the price for each additional MAU starts at $0.0055/month and goes down to as low as $0.0025/month as you scale to tens of millions of users. It integrated with four federated identity providers - your users can sign up with Facebook, Google, Apple and Amazon.

Google's Firebase is an entire app development platform that's packed with features.It comes with storage, cloud functions, monitoring and, of course, user authentication. The free tier comes with 50,000 MAUs. Beyond that pricing start at $0.0055/MAU and goes down to as low as $0.0025/MAU as you scale to millions of users. Firebase authentication supports email and password auth, phone auth, magic links, two-factor authentication and social identity providers - mainly Google, Google Play Games, Facebook, Apple, Microsoft, Twitter, GitHub and OAuth access tokens.

Supabase is the open-source alternative to Firebase. Like Firebase, it's a complete app development platform with user authentication, cloud functions, APIs, Postgres database, storage, vector embeddings, and other features. Supabase projects come with PostgreSQL's policy engine for fine-grained user access rules. It has social login integrations with Google, Facebook, GitHub, Azure (Microsoft), Gitlab, Twitter, Discord, and many more. They offer a customizable authentication component for React. Phone login and MFA can be added through third-party SMS providers such as Twilio or Bird. The free tier comes with 50,000 monthly active users. The Pro plan, at $25/month, comes with 100,000 MAUs and $0.00325/MAU beyond that.

Clerk is a comprehensive user management and authentication platform designed to streamline how developers handle user accounts within web and mobile applications. It offers a suite of embeddable UI components—such as <SignIn/>, <SignUp/>, <UserButton/>, and <UserProfile/>—that integrate seamlessly into your application without redirecting users off-site. These components are fully customizable to match your brand, making the user experience cohesive and frictionless. Under the hood, Clerk provides a robust API and SDKs compatible with modern frameworks like Next.js, Remix, React, and Expo. It handles the entire authentication lifecycle, supporting multifactor authentication (MFA), session management, passwordless sign-in (via magic links or one-time passcodes), and traditional password-based methods with breach detection. The platform also integrates social sign-on (SSO) with over 20 providers, enabling quick user onboarding while adhering to security best practices. Clerk’s security posture includes SOC 2 Type 2 certification and CCPA compliance, with continuous third-party audits and penetration testing. Fraud prevention measures, like disposable email blocking and bot detection powered by machine learning, are built-in to reduce spam and abusive sign-ups. For B2B SaaS applications, Clerk provides advanced multi-tenancy features, enabling organization-based user management with custom roles, permissions, auto-join functionality based on email domains, and invitation systems—all accessible through both code and an admin dashboard. Developers benefit from rapid integration, significantly reducing the time spent on building authentication systems from scratch. Clerk acts as the single source of truth for user data and integrates seamlessly with popular backend services like Supabase, Firebase, and Convex. With free access for up to 10,000 monthly active users, it’s positioned as a scalable solution that grows with your application’s needs.

Auth0 is an identity and access management (IAM) platform designed to simplify authentication and authorization for applications. It provides a flexible solution that allows developers to implement secure login systems without having to build them from the ground up. Auth0 supports various authentication methods, including username-password credentials, social logins (like Google, Facebook, and GitHub), enterprise identity providers (such as Active Directory and SAML-based systems), and passwordless options. The platform is highly adaptable, offering over 30 software development kits (SDKs) that cater to a wide range of languages and frameworks—JavaScript, Python, .NET, iOS, Android, and more. This makes integration straightforward regardless of the tech stack. Beyond basic authentication, Auth0 offers advanced features like multi-factor authentication (MFA), single sign-on (SSO), and fine-grained authorization. These tools enable organizations to enforce complex access control policies, supporting both role-based (RBAC) and attribute-based (ABAC) models. Auth0 also addresses enterprise needs through features like user provisioning, directory synchronization, and support for B2B, B2C, and B2E use cases. It’s designed with scalability in mind, making it suitable for both startups and large enterprises. The platform’s extensibility allows developers to customize authentication flows, implement rules for conditional access, and integrate third-party services. Since its acquisition by Okta, Auth0 operates as a product unit under the Okta umbrella, complementing Okta’s broader suite of identity solutions while maintaining a developer-first focus. This combination brings together Okta’s enterprise-grade security with Auth0’s developer-centric approach, offering a comprehensive solution for modern identity challenges.

TrustBox is a whistleblower software crafted to empower individuals to confidentially and securely report unethical behavior, misconduct, or compliance issues within an organization

MuckBrass brings you closer to great startup ideas by providing a carefully curated list of market-validated startup ideas. Leveraging advanced data analytics, we offer you insights into the latest trends, ensuring that each idea is backed by real-world search volume, competition analysis, and market demand. But we don’t stop at just presenting you with ideas. Our platform empowers you to take your entrepreneurial journey a step further by allowing you to test your own business ideas. With our idea testing tools, you can validate your concepts against key market indicators before you fully commit. By gauging interest, understanding competition, and predicting market fit, you can refine your approach and increase your chances of success. Whether you're an aspiring entrepreneur looking for your next big venture or a seasoned founder seeking to diversify, our comprehensive resource empowers you to make informed decisions. Because where there is muck, there is brass—and we help you find it.

Product Hunt is the biggest product directory there is. If you prepare your launch well, you can expect thousands of visitors and lots of backlinks from secondary services, blogs, and newspapers that scout Product Hunt for products.

Buy and Sell Startup MVPs with No Commission. Join startup founders and investors looking for their next acquisition.

Don't let your budget be wasted on unnecessary SaaS subscriptions - Panem is here to help you take control. Our cutting-edge solution streamlines your spending, ensuring you're not throwing money at services that drain your financial resources. We know that juggling multiple SaaS subscriptions can be overwhelming, especially when you're manually tracking them to avoid overspending and missing out on savings. Panem simplifies this process by securely connecting to your bank account using leading banking APIs. Our AI-powered algorithms classify your transactions, analyzing your spending habits to pinpoint redundant or underused subscriptions. With our insights, you can make informed decisions about your SaaS investments, ensuring every dollar spent adds value to your business. We go beyond merely identifying unnecessary expenses. Panem also sends timely reminders to cancel subscriptions before they renew, preventing unwanted charges. This automation saves you time and money, allowing you to concentrate on what truly matters for your business. We're confident in the value we offer. If your savings don't cover the cost of Panem, we'll give you three additional months free. This guarantee reflects our commitment to your financial health and our confidence in our service's effectiveness. Panem provides a comprehensive dashboard that gives you a clear view of all your SaaS spending. Our user-friendly interface tracks active subscriptions, upcoming renewals, and total costs, helping you stay on top of your finances and make data-driven decisions about which services to keep or cut. Our intelligent forecasting tool predicts future SaaS costs based on your current spending patterns, allowing you to budget more effectively and avoid unexpected expenses. Additionally, we offer personalized recommendations for alternative SaaS solutions that better fit your needs and budget, ensuring you get the best value without compromising quality.

4 SaaS exits ($150k+) More products to come!