Helpy and Zammad are both open-source, self-hostable helpdesks built around ticketing, while Kommunicate takes a different approach centered on an AI chatbot…
freemium · From Free (self-hosted, open source); hosted plans from EUR 7 per agent per month
Best for: teams that want an open-source ticketing system with strong SLA management, automation, and GDPR-friendly EU-hosted data residency
At a Glance
Helpy
Kommunicate
Zammad
Primary category
Customer Support
Customer Support
Customer Support
Rating
Not documented
Not documented
Not documented
Pricing model
Freemium / Open Source
Subscription
freemium
Starting price
Free (Community Edition), paid cloud from around $15/seat/month
$40/month
Free (self-hosted, open source); hosted plans from EUR 7 per agent per month
Free plan
Yes
Not documented
Yes
Free trial
Yes
Yes
Yes
Platforms
Web
Web, iOS, Android
Not documented
Team collaboration
Not documented
Not documented
Not documented
AI features
Not documented
Yes
Yes
Public API
Yes
Yes
Yes
Standout Differences
Helpy and Zammad are both free to self-host
Helpy's Community Edition and Zammad's self-hosted Community plan are both open source and free to run, while Kommunicate has no self-hosted or free tier and starts at $40/month.
Helpy, Zammad
Kommunicate is built around an AI chatbot, not ticketing
Kommunicate's Kompose chatbot builder, AI conversation summaries, and agent assist are a distinct product focus from the ticketing-centric designs of Helpy and Zammad.
Kommunicate
Zammad adds SLA management and EU data residency
Zammad includes SLA management, triggers and schedulers, and German-hosted cloud plans for GDPR-friendly data residency, capabilities not documented for Helpy or Kommunicate.
Zammad
Helpy pairs ticketing with community forums
Helpy bundles community forums and a knowledge base with its ticketing system, giving customers a self-service and discussion space that Zammad and Kommunicate don't offer.
Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.
Helpy
Community Edition — Free N/A
Cloud (Essential/Basic) — From around $15/seat/month Monthly
Self-Hosted Pro — From $40/seat/month Annual contract
Enterprise — Custom Annual
Kommunicate
Starter — $40/month ($34/month billed annually) Monthly or annual
Professional — $200/month ($167/month billed annually) Monthly or annual
Enterprise — Custom pricing Custom
Zammad
Community (Self-Hosted) — Free N/A
Starter v2 (Hosted) — EUR 7/agent/month (annual) or EUR 9/month (monthly) monthly or annual
Professional v2 (Hosted) — EUR 16/agent/month (annual) or EUR 18/month (monthly) monthly or annual
Plus v2 (Hosted) — EUR 25/agent/month (annual) or EUR 27/month (monthly) monthly or annual
Self-Hosted Support (Business/Enterprise/Corporation) — From EUR 2,999/year annual
Pros & Cons
Helpy
Pros
Genuinely free, MIT-licensed open-source edition with no artificial feature caps
Flexible deployment across self-hosted and cloud options under one product
Carin AI agent adds modern automation on top of a mature open-source base
GDPR-compliant data deletion and anonymization built in
Free cloud tier for up to three agents with no credit card required
Cons
Self-hosting the open-source edition requires Ruby on Rails and DevOps expertise
Self-hosted commercial pricing requires an annual contract commitment
Smaller community and ecosystem than larger open-source alternatives like Chatwoot
Cloud pricing tiers are not fully transparent without contacting sales
Company scale and public roadmap are less visible than larger helpdesk vendors
Kommunicate
Pros
Single AI agent works consistently across web, mobile and messaging channels
Clear human handoff path avoids customers getting stuck with an unhelpful bot
More affordable entry pricing than Intercom or Zendesk's AI add-ons
30-day free trial with no credit card required
Integrates with existing helpdesk tools like Zendesk and Freshdesk rather than requiring a full switch
Cons
Conversation-volume caps mean costs rise quickly for high-traffic support teams
Advanced integrations (Salesforce, HubSpot) are reserved for the custom-priced Enterprise tier
Only one AI agent and one seat included on the entry Starter plan
Enterprise pricing is not published, requiring a sales conversation
Smaller ecosystem and brand recognition compared to larger competitors like Intercom
Zammad
Pros
Free, fully open-source self-hosted option with no license cost
German-hosted cloud plans support GDPR-friendly data residency
Deep customization through the API and custom ticket objects
Multichannel support built in from the entry-level hosted tier
Cons
Self-hosted deployments require your own server management and updates
AI features carry an additional per-call usage fee
Interface is functional but less polished than premium SaaS helpdesks
Channels like WhatsApp and Facebook are reserved for the top hosted tier
Use Cases
Choose Helpy: teams that want a free, MIT-licensed, self-hostable helpdesk with community forums built in alongside ticketing
Choose Kommunicate: teams that want to deploy an AI chatbot with live chat and human handoff across web, mobile, and messaging channels
Choose Zammad: teams that want an open-source ticketing system with strong SLA management, automation, and GDPR-friendly EU-hosted data residency
Helpy
Self-hosting a fully open-source helpdesk — A technical team deploys the free Community Edition on its own infrastructure for full data control and no licensing fees.
Running an affordable AI-assisted cloud helpdesk — A small support team uses the cloud SaaS plan with Carin to automate tier-one questions without hiring additional agents.
White-labeling a helpdesk for agency clients — An agency uses Helpy's Enterprise plan to resell a fully white-labeled support platform under its own brand to multiple clients.
Kommunicate
AI-first support deflection — Support teams deploy the Kompose chatbot to automatically resolve common questions before they reach a human agent.
Omnichannel customer messaging — Businesses consolidate WhatsApp, Instagram, web and email support into one AI-agent-driven inbox.
Helpdesk augmentation — Teams already using Zendesk or Freshdesk layer Kommunicate's AI chat on top without replacing their ticketing system.
Zammad
GDPR-compliant helpdesk — Run a support desk with data residency requirements met via German-hosted infrastructure.
OTRS migration — Replace legacy ticketing systems like OTRS with a modern, actively developed open-source alternative.
Affordable multichannel support — Consolidate email, chat, and social support channels without high per-agent SaaS pricing.
Frequently Asked Questions
Are Helpy and Zammad both free to self-host?
Yes, both offer a free, open-source, self-hostable Community edition, while Kommunicate has no self-hosted or free tier and starts at $40/month.
Which tool is best for an AI-powered live chat widget?
Kommunicate, since its Kompose chatbot builder, AI conversation summaries, and human handoff are purpose-built for AI-driven live chat and messaging.
Does Zammad charge extra for AI features?
Yes, Zammad's AI features are optional and carry an additional per-call usage fee on top of the base subscription.
Which of the three has community forums built in?
Only Helpy includes built-in community forums alongside its ticketing and knowledge base.
Is Kommunicate open source?
No, Kommunicate is a closed-source, commercially licensed SaaS product, unlike Helpy and Zammad, which are both open source.
Which tool offers GDPR-friendly EU data hosting?
Zammad, through its Berlin-headquartered, German-hosted cloud plans; this is not documented as an option for Helpy or Kommunicate.