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Free Resources for Validating a Startup Idea

Validation helps you test your assumptions, get feedback from potential customers, and find out if there is a market demand for your solution.

But how do you validate your idea without spending a fortune? Luckily, there are many free resources that you can use to create a landing page, share your idea, and get opinions from other entrepreneurs and experts. In this article, I will share with you the free resources that I used to validate my own ideas, and how you can use them too.

Create a Landing Page with

A landing page is a simple web page that describes your idea and invites visitors to sign up for updates, join a waitlist, or pre-order your product. A landing page is a great way to gauge the interest of your target audience and collect their email addresses for future communication.

One of the easiest and fastest ways to create a landing page is to use, a free tool that lets you build a landing page in minutes. You don’t need any coding or design skills, just choose a template, customize it with your own text and images, and publish it with a unique URL. You can also track the performance of your landing page with analytics and integrate it with other tools like Mailchimp, Zapier, or Google Sheets.

Share Your Idea with Kernal Ideas

Once you have a landing page, you need to share it with people who can give you honest and constructive feedback. One of the best platforms for this is Kernal Ideas, a community of makers, founders, and investors who are passionate about building and launching new products.

Kernal Ideas is invite-only, but you can join by clicking this invitation link. Once you join, you can post your idea and get opinions, comments, suggestions, and even offers to join your team. You can also browse other ideas and give feedback to other members.

Use Twitter to Build Your Audience and Network

Another way to validate your idea and get exposure is to use Twitter, the most popular social media platform for entrepreneurs and indie hackers. Twitter is a great place to share your progress, learn from others, and connect with potential customers, partners, and influencers.

To get started, you need to create a Twitter account and optimize your profile with a catchy bio, a link to your landing page, and a relevant profile picture. Then, you need to follow and engage with people who are interested in your niche, your problem, or your solution. You can use hashtags like #buildinpublic and #indiehackers to join the conversation and attract attention.

You can also use Twitter to share updates on your idea, ask for feedback, run polls, offer discounts, and launch contests. The more you tweet, the more you will grow your audience and network, and the more validation you will get for your idea.

Join the Indie Hacker Community

If you want to learn from other successful entrepreneurs and indie hackers, you should join the Indie Hacker Community, the largest and most active online community for bootstrapped founders. Indie Hacker is a place where you can find inspiration, advice, support, and opportunities to collaborate with other makers.

You can join the Indie Hacker Community for free and create a profile with your name, location, skills, and projects. You can also join groups, events, and podcasts that match your interests and goals. You can post your idea and get feedback, ask questions, share your milestones, and celebrate your achievements.

Validate Your Idea on Reddit

Reddit is another powerful platform for validating your idea and reaching a large and diverse audience. Reddit is a network of communities, or subreddits, where people can discuss anything they want. You can find subreddits for almost any topic, industry, or niche, and join the ones that are relevant to your idea.

Some of the most popular subreddits for entrepreneurs and indie hackers are:

  • r/IndieDev: A subreddit for indie game developers and enthusiasts.
  • r/SideProject: A subreddit for sharing and getting feedback on side projects.
  • r/startups: A subreddit for startup founders and entrepreneurs.
  • r/entrepreneur: A subreddit for entrepreneurs, business owners, and innovators.
  • r/indiehackers: A subreddit for indie hackers, bootstrappers, and makers.
  • r/AlphaandBetausers: A subreddit for finding alpha and beta testers for your product or service.
  • r/EntrepreneurRideAlong: A subreddit for documenting your entrepreneurial journey and learning from others.
  • r/IMadeThis: A subreddit for showing off what you have made.
  • r/IndieBiz: A subreddit for indie business owners and solopreneurs.
  • r/InternetIsBeautiful: A subreddit for discovering and sharing interesting and useful websites.
  • r/microsaas: A subreddit for micro SaaS (software as a service) businesses and products.
  • r/NicheWebsites: A subreddit for niche website builders and marketers.
  • r/RoastMyStartup: A subreddit for getting honest and constructive criticism on your startup idea or product.
  • r/SmallBusiness: A subreddit for small business owners and entrepreneurs.
  • r/Startup_Ideas: A subreddit for brainstorming and validating startup ideas.

To validate your idea on Reddit, you need to follow the rules and etiquette of each subreddit, and post your idea in a way that is informative, engaging, and respectful. You can also comment on other posts, answer questions, and provide value to the community.


Validating your idea before building it is a crucial step for any entrepreneur who wants to launch a successful product. By using the free resources that I shared with you in this article, you can create a landing page, share your idea, and get feedback from different sources and perspectives. This will help you refine your idea, validate your assumptions, and find your product-market fit.