Here are 10 directories where you can launch your product and potentially earn valuable backlinks:

Product Hunt: A popular platform for launching new products.
Reddit: A massive online community with subreddits for almost any niche.
YC News: News site for Y Combinator, a startup accelerator.
G2 & Capterra: Platforms for user reviews and comparisons of software products.
DEV Community: A community for developers.
Medium: A platform for publishing articles and building an audience.
LinkedIn: A professional networking platform.
There is an AI for That: A directory of AI tools and resources.
ChatGPT: A large language model chatbot developed by OpenAI.

These platforms are known for generating high-quality backlinks, which can significantly boost your product's search engine ranking.