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Top Rated Lead Generation Software with Open source - Page 16

Last updated: September 2026

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555 software options

Sellsy logo

CRM, invoicing, automation, marketing (+ more) in one place!

The all-in-one sales suite to take the headache out of customer relationships. Manage your CRM, customer support portal, invoicing, and more from one platform!

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Act-On logo

Growth marketing automation platform

Act-On Software is the growth marketing automation leader that offers solutions empowering marketers to move beyond the lead and engage targets at every step of the customer lifecycle.

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Hibu logo

Local. Digital. Solutions.

All‑in‑one digital marketing for local businesses, combining websites, SEO, ads, and social to drive leads and growth.

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CHIIRP logo

Automated follow-up and lead generation software

CHIIRP is an automated follow-up tool that helps home service businesses maintain perfect communication with their leads and customers. It offers features like automated texting, email, and ringless voicemail. CHIIRP seamlessly integrates with popular job management software like Service Titan, Housecall Pro, and Jobber, allowing businesses to streamline their operations and close more deals.

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Leadfeeder logo

Turn your website into a lead generation engine

Turn your B2B website into a lead generation engine by revealing the companies showing real buying intent on your site.

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Marketo Engage logo

AI-powered marketing automation platform

Adobe Marketo Engage is an AI-driven marketing automation platform designed to help teams scale personalized buyer engagement and manage omnichannel campaigns. The platform offers features including audience segmentation, lead scoring, dynamic content personalization, and native CRM integrations. It supports campaign execution across email, web, mobile, chat, events, and digital advertising channels while providing multi-touch attribution and analytics to measure marketing impact on revenue.

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Builderall logo

Cloud-based marketing solution for teams.

Builderall is a cloud-based marketing automation tool that helps businesses generate leads, build websites, create online courses, capture visitor information, manage email campaigns, and more. The platform offers various features such as email marketing, product selling, quiz builder, virtual assistant, video funnels, artificial intelligence (AI), and chatbot. Additionally, Builderall also offers an appointment booking function that helps marketers connect with clients for events.

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RocketReach logo

Increase engagement with your audience

RocketReach combines the best of email marketing with cutting-edge digital tools to deliver a powerful solution that increases engagement at scale.

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GetResponse logo

Convert more customers. Keep them coming back.

An email marketing tool that helps business owners build permission-based mailing lists, maximize conversions with email automation and responsive design and create a landing page. GetResponse features include video email marketing, email-to-speech, and a custom form builder.

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Agile CRM logo

Sales and marketing CRM for growing businesses

Agile CRM combines powerful automation, telephony, web, mobile, email, social and scheduling features to effectively manage the entire customer journey

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Salesforce Marketing Cloud Account Engagement logo

Salesforce B2B marketing automation for marketing & sales

Pardot from Salesforce is a marketing automation solution designed to bridge the gap between sales and marketing teams,

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Lusha logo

Cloud-based B2B sales intelligence for GTM teams

Lusha - the #1 all-in-one platform for lead generation. Drive growth with accurate & fresh lead data you can't find elsewhere.

Intent data, prospecting platform, job change filters and alerts, browser extension, and multiple data enrichment solutions.

Reduce time spent on lead qualification and f

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Keap logo

An all-in-one CRM, sales and marketing automation solution

Step up to all-in-one sales & marketing solution designed for entrepreneurs, startups and larger teams. The platform organizes customer information and daily work in one place so teams have more time to focus on growing the business and delivering great service.

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Evalinator logo

Monetize Your CRM With Zero-Party Data & Insights-Led Sales

Shift focus from "what we do" interactions to "desired transformation":

1. Diagnose current state
2. Create a joint roadmap
3. Collaborate with clients

This leads to:

1. Deeper client relationships

2. Shorter sales cycles

3. Higher quality leads generation

4. Systematic account growth

Read more about Evalinator

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Revmonk logo

Cloud-based B2B sales outreach for all team sizes

Cloud-based B2B sales outreach platform with unlimited email sending, AI dialler, LinkedIn automation, and contact database access.

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RedReplier logo

Social media keyword monitoring and alert tool

RedReplier monitors social media platforms like Reddit, Twitter/X, Bluesky, Facebook, and Hacker News for user-defined keywords, sending real-time alerts for relevant conversations. It ranks matches by buyer intent, product fit, and thread freshness, and includes an AI-powered reply generator for drafting responses. It also tracks where AI engines like ChatGPT, Claude, and Gemini cite threads and monitors which conversations rank on Google for specified keywords.

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Leadgram logo

AI-driven lead discovery via Telegram chats

Leadgram is a lead generation tool that uses semantic AI search to identify potential customers in public Telegram group conversations. The software scans indexed communities and assigns each lead a match score from zero to one hundred based on relevance, recency, and buying intent. Users can export ranked, deduplicated lead lists to CSV format for CRM integration without connecting their Telegram accounts.

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Leadcube logo

Cloud-based lead generation software

Leadcube is a lead generation tool that helps businesses transform website visitors into valuable leads effortlessly. With customizable lead-generating widgets, Leadcube makes it easy to connect with visitors and capture their information, fueling your sales funnel and maximizing profitability. The platform's intuitive interface and ready-made templates allow for quick setup, so businesses can start collecting leads within minutes.

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InsightSignal logo

Every insight, verified.

InsightSignal verifies B2B company and contact data across AI reasoning, LinkedIn, and web research, grades every record A-F against your intent, and pushes decision-ready lists to HubSpot, Salesforce, Pipedrive, Monday.com, FreshSales, or Nutshell. Sourcing, research, and team governance built in.

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Pitch Avatar logo

Cloud-based AI presentation platform for B2B teams

Pitch Avatar helps teams turn slides into interactive AI avatar videos that engage, localize, and automate communication. Save time, scale content delivery, and reach audiences worldwide with lifelike multilingual avatars and built-in analytics.

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Constant Contact logo

Cloud-based email & multi-channel marketing for SMBs

Cloud-based digital marketing platform for small businesses and nonprofits, covering email, SMS, social media, and event management.

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Videobot logo

Cloud-based lead generation platform

Videobot is a cloud-based lead generation tool that helps businesses create personalized video funnels, manage sales conversion rates, navigate users to find content, and more on a unified platform.

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CallBack HVAC logo

Capture & callback tools for HVAC contractors

HVAC lead recovery software for missed-call text-back, caller details, urgent lead flags, and callback management.

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SMARTe Data Platform logo

Global B2B contact database for sales and marketing teams.

SMARTe is a global B2B sales intelligence platform. Sales and marketing teams use our tools to boost revenue growth, find more opportunities in their TAM, and enrich business profiles.

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Nurturally logo

AI-enabled platform for lead nurturing and follow-ups

Nurturally is an AI-enabled platform designed for B2B businesses that assists with lead nurturing and automated follow-ups. It helps find leads, send them context-aware emails, manage pipeline and sales cycle, and more.

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