Customer Support SDK / In-app Helpdesk Tools

Arc.dev — Remote developer hiring marketplace with pre-vetted engineers and team building services.

Bettermode — Community platform builder for creating customer communities with forums, events, and integrations.

Campsite — Internal communications tool combining async posts, threads, and doc sharing for product teams.

Capsule CRM — Simple CRM for managing contacts, sales pipelines, and customer interactions for small businesses.

Korean customer service platform (formerly ZOYI) — live chat, team chat, AI agent ALF, and CRM for 10k+ companies.

Chatwoot — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in open source support.

Circle.so — Community platform for creators and brands with spaces, courses, events, and member profiles.

Enterprise Voice AI, Chat AI and Agent Copilot platform for CX automation across digital and voice channels.

Common Room — Community intelligence platform aggregating signals from GitHub, Slack, Discord, and social media.

Commsor — Community OS for managing community members, events, and reporting across multiple platforms.

AI agent augmentation for contact centers with real-time coaching, voice agents and post-call wrap-ups.

Crowd.dev — Open-source developer community platform for tracking contributors across GitHub, Slack, and Discord.

Customer.io — Event-driven messaging platform for sending triggered emails, push, and SMS based on user behavior.

Dev.to — Open-source developer blogging and community platform with tags, comments, and API access.

DevRevv — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in dev crm.

Alibaba DingTalks developer platform for mini-apps, robots and custom automations on Chinas top enterprise IM.

Disciple Media — White-label community platform for building branded mobile and web community apps.

Discord — Real-time voice, video, and text chat platform with server-based communities and a REST/bot API.

Discourse — Open-source forum and community platform with trust levels, plugins, and REST API access.

AI teammate that plugs into helpdesks like Zendesk, Freshdesk, Intercom and Gorgias to autonomously answer tickets.

ByteDance Feishus API platform for building chatbots, custom apps and integrations for the Feishu (Lark) suite.

Forem — Open-source community platform software powering dev.to with posts, follows, and reactions.

Freshdesk — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in helpdesk.

Front — Shared inbox platform that brings email, SMS, and social into a collaborative team workspace.

Gorgias — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in E-Commerce Support.

AI meeting notepad that transcribes device audio without a bot and enhances notes via templates and AI chat.

HackerNoon — Tech publishing platform with article monetization, coding stories, and a developer reader audience.

Conversational AI and chatbot platform from India; part of Jio Platforms, powers support and commerce bots.

Hashnode — Developer blogging platform with custom domains, newsletter, and a GraphQL API for content.

Help Scout — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in helpdesk.

Hivebrite — Enterprise online community platform for alumni networks, professional associations, and memberships.

Hiver — Gmail-based shared inbox and customer support tool for teams managing help and support emails.

HubSpot — CRM platform with marketing, sales, service, and CMS hubs with an extensive REST API.

Inkeep — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in ai search support.

Insider — Cross-channel customer engagement and personalization platform for web, mobile, and messaging.

Jive Software — Enterprise social intranet platform for internal collaboration and knowledge sharing.

Kapa.ai — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in ai docs support.

Indian enterprise omnichannel customer support and CX automation platform with API integrations.

Khoros — Enterprise community and customer care platform for social media management and online communities.

Klaviyo — Marketing automation platform for e-commerce with email/SMS flows, segmentation, and revenue tracking.

Autonomous AI customer support platform for e-commerce covering cart recovery, returns and subscriptions.

ByteDances international enterprise collaboration suite with chat, docs, video and app platform (sister of Feishu).

Lemon.io — Freelance marketplace for startups to hire pre-vetted remote developers with quick matching.

Markprompt — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in ai docs support.

Mattermost — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in team messaging.

Meetup Pro — Network management tool for running multiple Meetup groups with unified analytics and sponsorship.

AI chat platform for embedding RAG-based search and Q&A on top of product documentation and knowledge bases.

Missive — Team email and chat client combining shared inboxes, internal threads, and task management.

Olark — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in Live Chat Widget.

Open Collective — Transparent funding platform for open-source projects and communities with public finances.

Orbit — Developer community growth platform (now closed) for tracking member activity across channels.

Plain — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in Customer Support API.

AI note-taking ecosystem with Plaud Note and NotePin hardware plus desktop app for transcription in 112 languages.

Pylon — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in B2B Support Platform.

Rocket.Chat — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in team chat.

Salesflare — Automated CRM for B2B startups that fills itself from email, calendar, and LinkedIn data.

Salesforce Marketing Cloud — Enterprise marketing automation platform for personalized email, mobile, and social campaigns.

ServiceNow — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in it service.

Slab — Team knowledge base with a clean editor, nested topics, and integrations with Slack and GitHub.

Slack — Cloud messaging platform for team communication with channels, threads, apps, and a REST bot API.

SPOTIO — Field sales CRM and territory management platform with mobile app for outside sales teams.

Stack Overflow — Q&A community platform for programmers with a Teams product and public API for developers.

Talkbase — Community analytics platform measuring engagement across Discord, Slack, and GitHub communities.

Tawk.to — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in Free Live Chat.

Thanks.dev — Open-source funding platform that routes donations from organizations to upstream dependencies.

Toptal — Exclusive freelance network connecting businesses with pre-vetted top developers, designers, and finance experts.

Turing — AI-powered remote talent platform connecting companies with vetted software engineers globally.

Upwork — Global freelance marketplace for hiring remote professionals across development, design, and marketing.

Vanilla Forums — Community forum platform with gamification, SSO, and Q&A format for branded communities.

WebEngage — Marketing automation platform for retention with push, email, SMS, in-app, and web channels.

AI customer support automation for e-commerce that issues refunds, edits orders and resolves support intents.

Zammad — Customer Support SDK / In-app Helpdesk tool for developers. Specializes in helpdesk.

Japans leading conversational commerce chatbot platform — AI-powered chat flows for 480+ enterprise brands.