Linkter helps boost your content's visibility and performance in search engines by handling your internal linking process for you. It automates 99% of the work, saving you hundreds of hours, without sacrificing on quality of work.

KarmaLinks is an AI powered backlink exchange platform. Users are able receive backlinks from others and must give backlinks in exchange. Matchings are done by AI and guarantee the best quality and relevance. Key Features Backlink exchange: give backlinks, receive karma points by the amount of your Domain Rating; Receive backlink, points are reduced by the amount of the website's Domain Rating that gave you the backlink. Backlink monitoring: Automatically monitors that the backlinks you received are still available to keep your DR high. Benefits - SEO: grow your domain authority, rank better - Free: you have nothing to pay to join and use the platform. - Privacy: our community is not a database. The algorithm finds you the relevant backlinks to give/receive once a week. - Efficient process: remember the time where you did endless outbound to gather poor quality backlinks? This is now history. - Quality: our algorithm uses AI to find you the best match for each backlink it suggests. - Non penalising: The domains and the identity of domain owners are strongly verified (Using AI and human manual validation). We don't let scam websites or link farms join the platform. Use Case For marketing teams and SaaS founders: use our platform to rank your website higher thanks to our free backlink exchange platform. For SEO pros (consultants and agencies): use our platform to scale the link building strategy of your clients.

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.

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.

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.

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.

Stytch provides a suite of tools designed to simplify authentication, authorization, and security for web and mobile applications. If you're developing an app and need a way for users to log in—whether with passwords, passkeys, or entirely passwordless methods—Stytch offers APIs and SDKs that handle these complexities. Their focus is on making authentication seamless for both developers and end-users while ensuring high security standards. For businesses, particularly B2B SaaS companies, Stytch enables advanced features like multi-tenancy, role-based access control (RBAC), and single sign-on (SSO). They provide an embeddable admin portal, allowing enterprise customers to manage their own authentication configurations, organizational settings, and integrations with identity providers—without constant developer involvement. Stytch places a strong emphasis on scalability and flexibility. Their tools are designed to “just work” across a range of use cases, from simple consumer apps to complex enterprise platforms. Developers can choose how much of the authentication flow they want to control—using pre-built UI components for quick implementation or leveraging headless SDKs and backend APIs for a fully customized experience. Security and fraud prevention are also core to Stytch’s offering. They provide real-time bot detection, device-aware multi-factor authentication, and intelligent rate limiting to protect against credential stuffing and other forms of account abuse. Their infrastructure ensures that login codes and authentication requests are delivered reliably, even when SMS or email providers fail. Stytch supports a broad range of programming languages and frameworks, including Python, Node.js, Java, React, and iOS, making integration into existing tech stacks straightforward. Their platform is designed for developers who want to build secure, user-friendly authentication systems without reinventing the wheel.

Ory is an API-first identity manager. They offer authentication, analytics, access control, machine-to-machine authentication and more. They have SDKs for the major languages: - Dart - .NET - Elixir - Go - Java - JavaScript - PHP - Python - Ruby - Rust Unfortunately, they don't offer a free tier. Pricing starts at $29/month and includes 1,000 daily active users. Then it's $30 / 1,000 additional DAUs.

Appwrite is an open-source platform for building scalable applications. It comes with authentication, databases, storage, and functions. It's basically a complete development platform. They have an extremely generous free plan with 75,000 MAUs free of charge and their Pro plan is only $15/month. Appwrite offers email and password login, phone auth, magic links, email OTP, anonymous login, JWT login, SSR login, custom tokens, and two-factor authentication.

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.

Gluu offers various authentication solutions based on open-source software. There is a self-hosted solution, a managed solution, and a free fully open-source solution based on the Linux Foundation Janssen Project.

Authenticate customers with WhatsApp, SMS, Email, Biometrics, and more, with a 98% conversion rate on signup and sign-in.

Ahrefs has a generous free tier that allows you to view your domain ranking, track backlinks, view organic keywords, analyze page and backlink health, check out competitors and many more. Once you sign up and connect your domain, you'll get weekly reports on your SEO progress.

Join me as I explore the world of digital marketing through an exciting investigative approach, uncovering the strategic placement of website links and their impacts. Discover how these seemingly small factors contribute significantly to online success through a case study involving a YouTube influencer with a booming make money online channel. Unveil the secrets behind garnering substantial views without direct YouTube monetization, as I dive into the successful integration of automated tools and strategic keyword searches to leverage online influence and impact. Why Watching Competitors Can Enhance Your Marketing Strategies: https://www.youtube.com/watch?v=yTqkIS8x3cM

Throughout the narrative, I focus on the strategic use of backlinks, which are critical in enhancing online exposure and driving traffic. By observing a standout link on a successful marketer's site, I set out to understand and perhaps replicate his strategy. The potential for building a service dedicated to generating quality backlinks for new YouTube channels is discussed, emphasizing the practical steps I plan to take to support other content creators in gaining traction online. Tailored Digital Marketing Training for Aspiring Affiliate Marketers: https://www.youtube.com/watch?v=sdRooDfRvPk

Discover the symbiotic relationship between YouTube influencer strategies and SEO in this informative video, where I analyze the role of 'Academic Accelerator' in driving traffic via backlinks. Despite its basic interface and design, the site secures a significant amount of traffic, leveraging YouTube as a primary source, which piques interest on how these connections are optimized for better rankings. This episode not only sheds light on effective digital marketing tools but also encourages critical thinking about the ethics of content generation and aggregation. Enhance your understanding by subscribing to my channel for more insightful content and access my free digital marketing video training through the link below. Academic Accelerator: The Unattractive yet Effective Content Generator: https://www.youtube.com/watch?v=KWCQt2DOCpI

Indietool is a directory for apps and tools built by indie hackers and solopreneurs. You receive a dofollow link to help you with SEO.

Track, analyze, and explore TikTok, Insta Reels, and YouTube Shorts videos and accounts. Monitor your accounts across platforms and dive into viral content like never before. Access advanced data analysis and dashboards to keep track of your videos and identify outliers, creating a virality machine for your app or brand. Use AI to search through an extensive library of viral content. Search by context and hook to find the latest high-performing videos and get inspiration for your next short content. Discover similar viral videos to your own to enhance your content, and find accounts that mirror yours. Spy on and track your competition, uncover their viral content, and improve your own content strategy.

Solana Tracker is a platform for Traders and Solana Developers. Everything from buying memecoins to building your own web3 app on Solana. Quick Discovery: Find new memecoins fast on popular exchanges like Raydium, Pumpfun, Moonshot, and Orca. No more endless scrolling or missed opportunities. Safety First: Every token gets an automatic rugcheck. This helps you assess risks quickly and invest with more confidence. Easy Portfolio Management: Keep an eye on multiple wallets at once and see your daily profit and loss. It's like having a personal finance dashboard for your Solana investments. Developer Friendly: Building on Solana? Solana Tracker provides handy resources like Swap API, Data API, and Solana RPC nodes to make your life easier. Whether you're a casual investor or a serious developer, Solana Tracker simplifies your Solana token experience. It's designed to help you find, buy, and track tokens more efficiently. Give it a try and see how it can streamline your Solana journey.

These days, AI directories are popping up all over the place. You’ve got huge lists—like that GitHub one —best-of-ai/ai-directories—and tons of sites trying to round up every AI tool under the sun. It’s a lot, right? Problem is, most of them are packed with meh tools. You dig through glitchy apps or overhyped stuff that doesn’t even work, and it’s a total time suck. Marketers like us? We don’t have time for that—we need tools that actually deliver. That’s where There’s an AI comes in. It’s not like those other messy directories. This one’s all about the good stuff—think of it like a stash of hidden gems, no junk allowed. You can navigate easily on different categories in it, jumping from content tools to ad optimizers without breaking a sweat. And the search? Oh, it’s clutch. You can type in whatever you want, and it pulls up only the best—no shitty tools clogging up your screen.