Software Alternatives, Accelerators & Startups

US Agent Leads VS React Engine

Compare US Agent Leads VS React Engine and see what are their differences

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US Agent Leads logo US Agent Leads

Verified US real estate agent database with 1.1M+ contacts across all 50 states. Get realtor emails and phone numbers via CSV download, dashboard, or REST API.

React Engine logo React Engine

A react render engine for Universal (previously Isomorphic) JavaScript apps written with express, by PayPal
  • US Agent Leads
    Image date //
    2026-08-08
  • US Agent Leads
    Image date //
    2026-08-08
  • US Agent Leads
    Image date //
    2026-08-08
  • US Agent Leads
    Image date //
    2026-08-08
  • US Agent Leads
    Image date //
    2026-08-08

US Agent Leads is a real estate agent database and lead generation platform providing access to more than 1.1 million real estate agent contacts across all 50 U.S. states.

It helps marketers, SaaS companies, service providers, recruiters, and other businesses reach real estate professionals without spending hours collecting and verifying contact information manually.

Key Features

  • 1.1M+ real estate agent contacts across the United States
  • All 50 states covered
  • Agent names, email addresses, and phone numbers
  • State-level agent lists available for instant download
  • CSV exports for use with CRMs, email marketing, and sales tools
  • Searchable online database for finding relevant agents
  • REST API access for developers and automated workflows
  • License lookup tools for researching real estate professionals
  • Data sourced and maintained specifically for the U.S. real estate industry

Who is it for?

US Agent Leads is designed for businesses that sell products or services to real estate professionals, including marketing agencies, SaaS companies, mortgage and insurance businesses, recruiters, proptech companies, and other B2B sales teams.

Unlike general-purpose B2B databases, US Agent Leads focuses specifically on the U.S. real estate industry, providing a simple way to find and export real estate agent contact data at scale.

  • React Engine Landing page
    Landing page //
    2023-10-02

US Agent Leads

$ Details
paid $49 / One-off (State-level real estate agent list)
Platforms
Web REST API
Release Date
2026 March
Startup details
Country
United States
State
Washington
City
Bellevue
Founder(s)
Jianping Liu
Employees
1 - 9

US Agent Leads features and specs

  • Agent Database
    1.1M+ U.S. real estate agent contacts
  • Nationwide Coverage
    Real estate agents across all 50 U.S. states
  • Contact Information
    Agent names, email addresses, phone numbers, and license data
  • Data Search
    Search and filter real estate agents from an online database
  • CSV Export
    Download agent contact lists for sales and marketing workflows
  • REST API
    Programmatic access to real estate agent data

React Engine features and specs

  • Isomorphic rendering
    React Engine enables both server-side and client-side rendering of React components, providing a seamless isomorphic/universal JavaScript experience. This allows for faster initial page loads and better SEO while maintaining rich client-side interactivity.
  • Express.js integration
    React Engine is designed as a view engine for Express.js, making it easy to integrate React into existing Express-based applications with minimal configuration. It follows familiar Express conventions for setting up view engines.
  • Built-in React Router support
    The library comes with built-in support for React Router, enabling developers to easily set up server-side and client-side routing without complex manual configuration.
  • PayPal backing
    React Engine was developed and maintained by PayPal, which provided credibility and ensured it was battle-tested in a large-scale production environment before being open-sourced.
  • Simplified setup
    The library abstracts away much of the complexity involved in setting up server-side rendering with React, reducing boilerplate code and allowing developers to get a universal React application running quickly.

Possible disadvantages of React Engine

  • Abandoned project
    The repository appears to be no longer actively maintained, with no recent commits or updates. This makes it risky to use in production as bugs and security vulnerabilities may go unpatched.
  • Outdated dependencies
    React Engine was built for older versions of React and React Router. It may not be compatible with modern versions of React (16+, 17, 18) or React Router (v5, v6), limiting its usefulness in current projects.
  • Limited ecosystem support
    The library is tightly coupled to Express.js, meaning it cannot be easily used with other Node.js frameworks like Koa, Hapi, or Fastify, reducing its flexibility.
  • Better modern alternatives
    Modern tools like Next.js, Remix, and Vite with SSR plugins provide far more comprehensive and well-maintained solutions for server-side rendering with React, making React Engine largely obsolete.
  • Limited documentation and community
    The project has relatively sparse documentation and a small community, making it difficult for new developers to troubleshoot issues or find examples and best practices for advanced use cases.

Analysis of React Engine

Overall verdict

  • Unable to verify a project specifically named 'React Engine' on GitHub with confidence, as this does not correspond to a widely recognized or well-documented open-source project that I have reliable information about. There may be multiple small or niche repositories using this name, and quality would vary significantly between them.

Why this product is good

  • React Engine is not a commonly recognized name in the mainstream React ecosystem
  • No verifiable consensus data on stars, maintenance status, documentation quality, or community adoption is available
  • Could refer to a personal project, a boilerplate, a rendering engine, or a niche tool - without more context, its quality cannot be assessed
  • Names like this are sometimes used for student projects, abandoned repos, or experimental tools that lack production readiness

Recommended for

  • Not recommended without further verification
  • Developers should search GitHub directly, check star count, last commit date, open issues, and documentation before adopting
  • Best suited for evaluation on a case-by-case basis rather than a blanket recommendation
  • If you have a specific repository URL, sharing it would allow for a more accurate assessment

Category Popularity

0-100% (relative to US Agent Leads and React Engine)
Real Estate
100 100%
0% 0
Office & Productivity
0 0%
100% 100
Databases
100 100%
0% 0
eCommerce Tools
0 0%
100% 100

Questions & Answers

As answered by people managing US Agent Leads and React Engine.

Which are the primary technologies used for building your product?

US Agent Leads's answer

Next.js, Supabase, PostgreSQL, Vercel, and REST APIs.

How would you describe the primary audience of your product?

US Agent Leads's answer

US Agent Leads is designed for businesses that sell products or services to real estate professionals. Typical users include marketing agencies, SaaS and proptech companies, mortgage and insurance providers, recruiters, data teams, and B2B sales organizations.

What makes your product unique?

US Agent Leads's answer

US Agent Leads is focused specifically on the U.S. real estate industry rather than general B2B contacts. It provides access to more than 1.1 million real estate agent records across all 50 states, including contact and licensing data, with downloadable lists, online search, and API access.

Why should a person choose your product over its competitors?

US Agent Leads's answer

US Agent Leads offers a simpler and more focused alternative to broad sales-intelligence platforms. Businesses targeting real estate professionals can access a large nationwide agent database without paying for unrelated company and contact data they do not need. Lists can be downloaded directly or accessed through the platform and API.

Who are some of the biggest customers of your product?

US Agent Leads's answer

Customer names are not publicly disclosed.

What's the story behind your product?

US Agent Leads's answer

US Agent Leads was created to make U.S. real estate agent data easier to access. Agent contact and licensing information is often fragmented across state databases and other sources, so the platform organizes this information into a centralized database that businesses can search, download, and integrate into their sales and marketing workflows.

User comments

Share your experience with using US Agent Leads and React Engine. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, React Engine seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

US Agent Leads mentions (0)

We have not tracked any mentions of US Agent Leads yet. Tracking of US Agent Leads recommendations started around Aug 2026.

React Engine mentions (1)

  • react-engine vs other template engines
    I was wondering to use paypal's React Engine (https://github.com/paypal/react-engine), but I have some doubts:. Source: over 4 years ago

What are some alternatives?

When comparing US Agent Leads and React Engine, you can also consider the following products

Apollo.io - Apolloโ€™s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.

ZoomInfo - ZoomInfo is a B2B database providing detailed business information on people and companies.

REDx - REDx is a Real Estate Prospecting platform that helps agents to set up more appointments, get more prospects, and helps in growing the business.

CoStar - CoStar, the world leader in commercial real estate information, has the most comprehensive database of real estate data throughout the US, Canada, UK and France.

AeroLeads - AeroLeads is a lead generation software which finds prospects with email and phone number.

AgentRoster.ca - 72,521 verified Canadian realtor emails โ€” the largest verified-email list in Canada, not a padded phone-record dump. Filter exactly who you need, from $19.