ToolVitals
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CRM & Sales

Customer relationship management and sales tools

146 tools across 4 use cases

CRM & Sales

Sales pipelines, customer relationship management, and revenue workflows.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
TwentyTop Pick
The open alternative to Salesforce, designed for AI.
OSI-approved OSS
56.5k starsActive98
02
Open Mercato
AI‑supportive CRM / ERP / Business application framework — built to power R&D, operations, and growth. It’s modular, extensible, and designed for teams that want strong defaults with room to customize everything. Better than Django, Retool and other alternatives - and Enterprise Grade!
OSI-approved OSS
1.7k starsActive98
03
Erxes
Experience Operating System (XOS) that unifies marketing, sales, operations, and support — run your core business seamlessly while replacing HubSpot, Zendesk, Linear, Wix and more.
OSI-approved OSS
4.1k starsActive98

29 tools are not scored because comparable open/source-visible evidence is unavailable.

Customer Support

Helpdesks, customer support, ticketing, and live chat tools.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
ChatwootTop Pick
Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬
OSI-approved OSS
36.6k starsActive97
02
LibreDesk
Open source, self-hosted omnichannel customer support desk. Live chat, email, and more in a single binary.
OSI-approved OSS
2.9k starsActive97
03
FreeScout
FreeScout — Free self-hosted help desk & shared mailbox (Zendesk / Help Scout alternative)
OSI-approved OSS
4.5k starsActive95

12 tools are not scored because comparable open/source-visible evidence is unavailable.

Event Management

Tools for planning and running events, conferences, hackathons, registration, ticketing, CFPs, scheduling, and speaker workflows.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
PretixTop Pick
Ticket shop application for events.
OSI-approved OSS
2.5k starsActive90
02
Events Tracker
CRM and calendar to track events, promoters, artists, venues, and related entities.
OSI-approved OSS
24 starsActive89

Booking & Reservations

Tools for booking shared spaces, resources, rentals, or appointments and managing reservations, availability, and rental workflows.

Open ranking →

Open/source-visible picks

Health-first ToolVitals score, then adoption

01
QloAppsTop Pick
QloApps is a Free and Open-source hotel management and reservation system to take a hotel business online. QloApps offers a Property Management System (PMS), a Booking Engine, and an attractive Hotel Website. Elevate hotel operations with QloApps to streamline processes and provide an enhanced experience for both hoteliers and guests.
OSI-approved OSS
14.3k starsActive88