Customer Support

Intercom

AI Assistants

Customer messaging platform for live chat, tickets, product tours and an AI inbox.

Zendesk

Customer Support

Help desk for tickets, messaging, a help center and omnichannel support.

Free CRM that expands into marketing, sales and service hubs.

CRM-style support platform with a timeline view and AI-assisted agents.

Open-source communications platform for team chat and omnichannel customer contact.

AI for support teams that drafts replies, triages tickets and powers self-service.

AI customer service agent that automates answers across chat, voice and email.

it-diagnostic-agent by richchang0721-boop — active directory · ai agent · cctv — HTML source project.

Ecommerce helpdesk that connects Shopify, email, chat and social into one inbox.

Messaging, reviews and payments inbox for local and multi-location businesses.

Free live chat and ticketing widget used on millions of websites.

BlankCRM by badhitman — active directory · aspire · blazor — C# source project.

ADefHelpDesk by ADefWebserver — blazor · blazor application · blazor server — C# source project.

Freshworks help desk for email, chat, phone and self-service support.

AI plus human translation for customer support and multilingual chat.

Zendesk knowledge-base and help-center product.

Live chat, chatbots and an AI agent for small-business websites.

LiveChat

Customer Support

Website live chat, ticketing and chatbot software from Text.

Customer service platform for voice, chat, email and AI-assisted agents.

Digital experience analytics with session replay, heatmaps and frustration signals.

Conversational marketing and sales chat for website visitors and pipeline.

Znuny by znuny — customer care · customer support · helpdesk — Perl source project.

Help desk from Zoho with tickets, a knowledge base and Zia AI assistance.

HelpDesk

Customer Support

Ticketing software from LiveChat for email support and a simple agent inbox.

Help Scout Docs knowledge base for self-service articles.

Lightweight live chat for sales and support teams on marketing sites.

Enterprise service platform for cases, knowledge, voice and digital channels.

Chatwoot

Customer Support

Open-source customer engagement suite for live chat, email and social inboxes.

Meta’s business messaging for catalogs, labels and the WhatsApp Business Platform.

Shared inbox that turns email, chat and SMS into collaborative customer conversations.

People-based customer service platform that keeps every channel in one timeline.

Live chat, chatbot and shared inbox for websites and product teams.

Live chat, messengers and a shared inbox for website and WhatsApp support.

Freshworks messaging product for in-app and website chat with bots.

Atlassian ITSM and support tool for requests, incidents and change management.

Help Scout

Customer Support

Shared inbox and knowledge base built for friendly, email-first support teams.