Jakob Greenfeld

Jakob Greenfeld

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638 points

Forums

Aaron O'Leary

3yr ago

Share what you're working on to get feedback, advice, and users!

Happy Monday makers! With the start of a new week, let's come together for some collaboration! Share what you're working on, what stage it's in, who your target audience is, and how others can help. Then in return help out other makers with their products!
Jakob Greenfeld

5yr ago

Maker Reads - Data-driven book recommendations for entrepreneurs

There are millions of books and most of them are not worth your time. MakerReads is a humble attempt to solve this problem by providing the data you need to pick a book that takes you to the next level.
Jakob Greenfeld

5yr ago

Product Idea Prompts - Never again run out of product ideas.

Thousands of actionable prompts that help you come up with promising product ideas.
Jakob Greenfeld

5yr ago

Maker News - Everything that's important at a single glance

Makers News provides a simple, uncluttered overview of the most popular stories at Hacker News, Product Hunt, and Indie Hackers.
Jakob Greenfeld

5yr ago

Gum Spy - Analyze bestselling Gumroad products in seconds

Gum Spy provides data on all bestselling Gumroad products. You can use it to analyze what's selling, monitor your competitors, and to find promising products you can promote as an affiliate.
Jakob Greenfeld

5yr ago

Newsletter Spy - A database of 20,000+ Substack newsletters

Newsletter Spy is a database of 20,000+ Substack newsletters and includes information like the number of subscribers, the launch date, and engagement metrics.
Jakob Greenfeld

5yr ago

What to Tweet - Never again run out of Tweet ideas.

A simple tool that shows random Tweet prompts with examples.
Jakob Greenfeld

5yr ago

Product Explorer - A database of 15k+ products for makers and indie investors

Product Explorer is a categorized database of 15k+ products and extensions. It can be used to identify acquisition targets, to find abandoned projects you can revive, and to develop a data-driven launch strategy.
Jakob Greenfeld

5yr ago

Opportunities.so - Deep dives, trend brainstorms, and niche data for founders

Trend brainstorms, deep dives into different ecosystem (including case studies and gaps in the market analyses), expert interviews, and niche market data to help founders and investors spot opportunities.
Jakob Greenfeld

4yr ago

Under the Radar - Non-obvious trend signals for marketers and investors

Databases covering rising and falling search, GitHub, Product Hunt, Reddit, Amazon, Shopify, Crypto and SaaS trends.
Jakob Greenfeld

4yr ago

Newsletter Spy 2.0 - A database of 100,000+ newsletters

Gain valuable insights into the performance of over 100,000 newsletters. Study the critical trends, discover sponsorship opportunities, and find acquisition targets.
Jakob Greenfeld

4yr ago

VC Watcher - Effortlessly stay in the loop what top VCs are investing in

A weekly email that summarizes recent investments made by top VCs like Peter Thiel, Naval Ravikant, or Keith Rabois.
Jakob Greenfeld

4yr ago

Product Ideas On-Demand - Get ideas that match your interests, skills and projects

We leverage AI (with a human touch) to generate product ideas based on your interests, skills, and past projects.
Jakob Greenfeld

4yr ago

Enrich My List - Understand the people behind the emails on your list

We fetch the Twitter profiles, number of followers, bios, and locations of the persons behind the emails on your list.
Jakob Greenfeld

4yr ago

VC Data - Data on new startups, funds, launches, and funding rounds.

A daily updated feed with structured information on recent funding rounds, a database of 40,000+ startups that launched during the past two years, and extensive data on funds, accelerators and startups that raised venture funding.
Jakob Greenfeld

4yr ago

Abandoned Assets - Discover established websites with owners who lost interest

Why start from scratch if you can buy an established website from someone who lost interest?
Jakob Greenfeld

4yr ago

Job Title List - Discover jobs that are in high-demand right now

Job Title List is a database of 4000+ job titles with data points that help to understand what jobs are trending right now.

Filter by search volume, growth, cost-per-click (for related Google ads), and country.
Jakob Greenfeld

3yr ago

Revenue Watcher - Discover revenue data of 2000+ startups and indie projects

Revenue Watcher is a carefully curated database of revenue numbers reported directly by the founders of startups and indie projects. Numbers are sourced from platforms like Twitter, Hacker News, YouTube, Starter Story, and Indie Hackers.
Jakob Greenfeld

3yr ago

Product Explorer 2.0 - Database with extensive data on 70,000+ product launches

Product Explorer 2.0 is a daily updated database of 70k+ products that launched during the past 10 years. It can be used to identify acquisition targets, to find abandoned projects you can revive, and to develop a data-driven launch strategy.