💻Best Layer-0 Operating Systems

Indie Hackers Stacks is a directory of indie products with their software stacks. You can use it to discover the tools that other makers use to build their products. Publish your own stack and get free exposure and some SEO juice.

Indie Hackers Stacks is a directory of indie products with their software stacks. You can use it to discover the tools that other makers use to build their products. Publish your own stack and get free exposure and some SEO juice.

Rank Anything is your ultimate top picks guide in any category in the world. Discover top rated books, foods, countries, products, films, music, habits, workout routines, websites and anything in between. If you can think it, you can rank it.

MicroLaunch is a modern launch platform for early products: get feedback, traction and first customers over a month. Both ideas and product are scored separately. Your products get eventually roasted or boosted.

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.

Italki is a platform connecting language teachers, mostly native speakers, with students. You can book, pay, and schedule your classes directly through their website. The classes are one on one, just you and the teacher, and conducted over a video call. I used Italki successfully before going to Thailand for the first time. My wife who is Thai gave me an Italki gift card. There are plenty of teachers to chose from and the rates are affordable. You'll pay anywhere from $10 to about $20 for a class.

Hexabot is an open-source AI chatbot and agent solution that allows users to create and manage multi-channel, multilingual AI-powered chatbots with ease. Designed for flexibility and customization, Hexabot offers powerful text-to-action capabilities, enabling developers and businesses to tailor their bots to meet specific needs. Built by the community for the community, Hexabot empowers individuals and organizations to create innovative, interactive agents and democratizes access to AI technology.

Flux AI is an open-source image generation tool, offering precision, complexity, and realism with various model options for diverse creative needs.

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.

Activepieces is an open-source AI Agent ecosystem that helps you build smart, autonomous AI agents to handle repetitive tasks. Zero coding required. In just 4 steps, non-technical users can create AI Agents that connect to hundreds of tools (like Gmail, CRMs, and databases) and get things done automatically. The AI Agents can also work independently or as a team. For example one agent can sort leads, another then sends personalized emails, and another onboards new clients. The AI agent ecosystem includes AI Agents, Tables for data storage, Todos (human approvals), and Model Context Protocols (MCPs) that enable you turn Claude, Cursor, Windsurf and other LLMs into AI Agents Whether you're automating customer support, sales workflows, or internal ops, Activepieces helps you move faster, reduce errors, and build AI-powered systems without writing code.

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.

ReflectMind is an AI-powered platform that enables anyone to create stunning presentations, stories, and visual content in minutes—no design skills required. Designed for educators, founders, marketers, sales teams, consultants, and content creators, it transforms simple ideas into professional-grade materials with lightning speed. With features like real-time collaboration, interactive elements, centralized brand consistency, and multi-format exporting, ReflectMind streamlines the entire creation workflow. Whether you’re building pitch decks, social media carousels, or engaging lesson materials, ReflectMind makes visual communication effortless, customizable, and 10x faster.

AI phone agent to receive and make phone calls for you

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

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.

Provide a short prompt or idea to PromptFlix and transform it into a screenplay complete with dialogues, scenes, and plot twists. In a few minutes, you'll receive an edited video output based on your original prompt, ready to entertain, inspire, or simply captivate your audience.

Learniverse is an AI-powered LMS that lets teams launch branded academies and create courses in minutes. Upload documents, PDFs, or ideas and turn them into complete learning paths automatically. With built-in automation, custom branding, community features, and analytics, Learniverse makes it easy to deliver and scale training without complex setup.

TechTitans.Cloud is an all-in-one digital ecosystem designed to elevate modern learning and career development. The platform supports both B2B and B2C online education, offering structured courses, skill-building programs, and customizable learning paths for individuals, schools, and organizations. Users gain access to personalized dashboards that track progress, performance, and achievements in real time. TechTitans.Cloud also features the immersive educational game “Land of the Titans,” where players learn through exploration, challenges, and narrative-driven missions. Alongside education, the platform provides recruitment tools, enabling job posting, smart talent matching, and streamlined job search services—all in one unified environment that connects learning with real career outcomes.

ELIMU is an AI-powered learning workspace designed for the modern student and instructor. Upload any educational material—PDFs, Word docs, PowerPoint slides, or web links—and watch as AI instantly transforms it into comprehensive study resources. For students: Stop drowning in raw notes. Get structured summaries at two detail levels, auto-generated flashcards with spaced repetition scheduling, auto-graded quizzes with instant feedback, and an AI tutor that answers questions about your specific material. For instructors: Cut prep time in half. Upload once, get editable lesson content, track learner progress, and support students with scalable Q&A—all while maintaining quality. Free forever tier available. Start with 50 uploads/month and core features at no cost. Upgrade to Pro ($20/month) for unlimited everything. From messy source material to structured, interactive study assets in minutes. ELIMU turns academic overwhelm into confidence.

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.

The #1 directory of AI accounting software for bookkeepers, accountants, small business owners and finance professionals.

AllForms is a powerful all-in-one SaaS platform designed to replace multiple expensive tools. It offers legally binding e-signature functionality, seamless appointment scheduling, unlimited custom forms, AI-powered chat support, advanced SEO tools, and much more—all in a single, easy-to-use solution. Perfect for businesses of all sizes looking to streamline workflows, boost productivity, and save thousands on software costs.

RepEdge.ai – AI Sales Call Intelligence for Closers We saw what the big revenue platforms were doing and thought: “We can do this better for real teams.” RepEdge.ai analyzes every sales call (Zoom, Meet, Teams), predicts win probability with 95% accuracy, gives personalized coaching on every single call, and pushes everything straight into Salesforce & HubSpot. Key Features • 95% accurate win-probability scoring • Real-time manager dashboards + team comments • Personalized rep coaching after every call • Objection tracking by stage • Salesforce & HubSpot sync (no manual work) • 10-day unlimited trial – no credit card Pricing $85/user/month or $60/user/month annual (save 29%) No $5K implementation fee Built by ex-top AEs who lived the quota grind. No enterprise bloat. Just the tools that actually move quota. Start your 10-day trial → https://repedge.ai

Poshwatch elevates your reselling business with essential tools and expert guides. The platform enables you to source inventory based on trends, automate engagement with our sharing tool, and create perfect listings with our listing analysis that helps you top search results and boost sales.

LaunchDirectories.com is a platform that helps startup founders and indie makers submit their products to a wide range of launch directories. It provides an organized list of directories with key details like website links and submission requirements. The platform also offers a done-for-you service, where their team submits your product to multiple directories on your behalf, saving time and simplifying the process. This makes it easier for startups to get noticed and listed on relevant platforms without handling each submission manually.

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!

Buy or Skip is a curated collection of deeply researched SaaS tools with the best deals available on the internet. We offer SaaS Reviews, Software Comparisons, and Company Insights to help you make an informed decision.

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.

AIChief is the largest and fastest digital platform providing valuable insights into AI tools, their reviews, potential guides, personal opinions, insightful journals, and daily updates about the latest AI trends and usage. Our easy-to-understand guides intertwine artificial intelligence with humans and make it easier to understand how AI is transforming the ways of our lives.

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.

Built Vibing is a premier digital ecosystem and discovery platform specifically engineered to bridge the critical gap between visionary startup founders and the global community of early adopters. At its core, the platform operates as a high-signal directory where the next generation of technology companies, often referred to as tomorrow's unicorns, are showcased before they reach mainstream saturation. By focusing on the pre-launch and early-growth phases of the software lifecycle, the site provides a unique value proposition that traditional search engines and generic software directories often overlook. It serves as a centralized hub for innovation, allowing users to browse through a diverse array of categories ranging from cutting-edge artificial intelligence and machine learning tools to essential developer infrastructure, fintech solutions, and productivity enhancers. The platform's architecture is designed to foster deep engagement through a "waitlist-first" model, which is instrumental for modern indie hackers and SaaS founders looking to validate their product-market fit. Founders can list their upcoming projects to build immediate momentum, collect high-intent leads, and establish a founding member base before a single line of production code is finalized. For the tech-savvy professional or investor, the site offers a curated window into the future of the industry, enabling them to follow specific launches, join exclusive waitlists, and interact directly with the builders. This interactive layer is further enhanced by a trending system and badges that recognize founding members, creating a sense of community and social proof that is vital for early-stage digital products. Beyond simple discovery, the site acts as a sophisticated marketing engine for the modern entrepreneur. It provides various visibility tiers, including premium banner placements and featured listings, designed to help startups cut through the noise of a crowded digital marketplace. The community-driven aspect of the platform ensures that the tools listed are evaluated by a peer group of creators, engineers, and growth marketers who understand the nuances of the "build in public" movement. By providing detailed insights into each product’s features, pricing models, and target audience, the platform empowers users to make informed decisions about the software stacks they choose to integrate into their professional workflows or personal lives. In an era where the pace of technological advancement is accelerating, this platform stands out as an essential resource for navigating the complex landscape of new software releases. It organizes the chaos of the startup world into a structured, easily digestible format, making it possible for anyone to discover high-quality tools that solve real-world problems. Whether a user is looking for an AI-powered video generator, a niche job board for architects, or a self-hosted content management system, the site provides the necessary context and direct access to the innovators behind these solutions. Ultimately, it is more than just a list of websites; it is a dynamic marketplace of ideas and a launchpad for the digital tools that will define the next decade of the internet economy.

Launch is a premier digital ecosystem and discovery platform specifically engineered to bridge the critical gap between visionary startup founders and the global community of early adopters. At its core, the platform operates as a high-signal directory where the next generation of technology companies, often referred to as tomorrow's unicorns, are showcased before they reach mainstream saturation. By focusing on the pre-launch and early-growth phases of the software lifecycle, the site provides a unique value proposition that traditional search engines and generic software directories often overlook. It serves as a centralized hub for innovation, allowing users to browse through a diverse array of categories ranging from cutting-edge artificial intelligence and machine learning tools to essential developer infrastructure, fintech solutions, and productivity enhancers. The platform's architecture is designed to foster deep engagement through a "waitlist-first" model, which is instrumental for modern indie hackers and SaaS founders looking to validate their product-market fit. Founders can list their upcoming projects to build immediate momentum, collect high-intent leads, and establish a founding member base before a single line of production code is finalized. For the tech-savvy professional or investor, the site offers a curated window into the future of the industry, enabling them to follow specific launches, join exclusive waitlists, and interact directly with the builders. This interactive layer is further enhanced by a trending system and badges that recognize founding members, creating a sense of community and social proof that is vital for early-stage digital products. Beyond simple discovery, the site acts as a sophisticated marketing engine for the modern entrepreneur. It provides various visibility tiers, including premium banner placements and featured listings, designed to help startups cut through the noise of a crowded digital marketplace. The community-driven aspect of the platform ensures that the tools listed are evaluated by a peer group of creators, engineers, and growth marketers who understand the nuances of the "build in public" movement. By providing detailed insights into each product’s features, pricing models, and target audience, the platform empowers users to make informed decisions about the software stacks they choose to integrate into their professional workflows or personal lives. In an era where the pace of technological advancement is accelerating, this platform stands out as an essential resource for navigating the complex landscape of new software releases. It organizes the chaos of the startup world into a structured, easily digestible format, making it possible for anyone to discover high-quality tools that solve real-world problems. Whether a user is looking for an AI-powered video generator, a niche job board for architects, or a self-hosted content management system, the site provides the necessary context and direct access to the innovators behind these solutions. Ultimately, it is more than just a list of websites; it is a dynamic marketplace of ideas and a launchpad for the digital tools that will define the next decade of the internet economy.

In an era defined by instantaneous data processing and evolving cyber threats, legacy cloud architectures have become the bottleneck of the modern enterprise. Yewsafe is a next-generation infrastructure platform designed to collapse the distance between data and the end-user. By integrating a global millisecond-latency edge computing architecture with deep-learning security protocols, Yewsafe provides the high-performance foundation required for the most demanding digital applications. Adaptive Intelligence Meets Global Infrastructure The cornerstone of the Yewsafe platform is our AI-driven full-link intelligent scheduling. Unlike traditional traffic management, our system optimizes the entire data path from origin to edge. By analyzing global network telemetry in real-time, Yewsafe’s AI-driven acceleration ensures that every packet takes the path of least resistance, virtually eliminating jitter and latency. To further empower modern applications, Yewsafe provides edge intelligent inference acceleration. By deploying AI models directly to our global points of presence, we enable businesses to run complex decision-making processes—such as real-time image recognition or personalized content synthesis—at the edge. This eliminates the need for costly backhauling to centralized data centers, bringing true intelligence to the user’s doorstep. A New Standard in Perimeterless Security As the network perimeter dissolves, Yewsafe adopts a Zero Trust edge security posture. We assume no inherent trust, verifying every request at the edge layer before it can access your core infrastructure. This is bolstered by our native edge security defense system, which acts as a distributed shield against the world’s most sophisticated volumetric attacks. Security at Yewsafe isn’t just reactive; it’s predictive. Our AI real-time threat perception engine continuously monitors global traffic patterns to identify behavioral anomalies. Whether it is a zero-day exploit or a highly distributed botnet, our system senses and neutralizes threats in milliseconds. This convergence of networking and security ensures that your "fastest" path is always your "safest" path. Architected for Scale Yewsafe is built for developers who demand more from their infrastructure. Our global millisecond-level edge computing architecture allows you to deploy