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Cerb

cerb.ai

Free plan Open source WebLinuxAPISelf-hosted
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Spec score 9.4 #2 of 30 in Shared Inbox Software

Spec sheet

What it does
Cerb provides shared inboxes for human and AI teams, routing and automating incoming work.Read 15 Oct 2026 · cerb.ai
Free plan
YesRead 22 Sep 2026 · cerb.ai
Paid from
40Read 22 Sep 2026 · cerb.ai
API
The REST Web API supports automation, synchronization, ticket creation, record searches, notifications, tasks and automation execution, with OAuth 2.0 and XML or JSON responses.Read 15 Oct 2026 · cerb.ai
Integrations
Connected services support OAuth, API keys, bearer tokens, HTTP Basic, AWS credentials, OpenID Connect, SAML, webhooks, portals and plugins.Read 15 Oct 2026 · cerb.ai
License
Cerb uses the Devblocks Public License 1.0, granting royalty-free private use while requiring public source for modifications and prohibiting circumvention of per-seat licensing.Read 15 Oct 2026 · cerb.ai
Headquarters
Covina, California, USARead 28 Sep 2026 · cerb.ai
Founded
2001Read 28 Sep 2026 · cerb.ai
Company
Cerb is made by Webgroup Media, LLC, which lists a Covina, California address and says it was founded in 2001.Read 15 Oct 2026 · cerb.ai
AI agents
AI agents are worker records that can own tickets, join groups, use tools, assist staff or customers, and connect to fourteen model providers or a self-hosted endpoint.Read 15 Oct 2026 · cerb.ai
API access
YesRead 22 Sep 2026 · cerb.ai
Automations
Cerb includes a browser editor and debugger, the KATA automation language, event and toolbar triggers, visual forms and web-API integration.Read 15 Oct 2026 · cerb.ai
Company funding
The company describes itself as lean, profitable and organically bootstrapped rather than venture funded.Read 15 Oct 2026 · cerb.ai
Corporate filing
A California business profile lists Webgroup Media LLC as active, formed April 27, 2001, in Covina, with software as its business activity.Read 15 Oct 2026 · bizprofile.net
Customer portal
YesRead 22 Sep 2026 · cerb.ai
Database support
The installer supports MySQL and MySQL-compatible forks including Aurora, MariaDB, Percona and WebScaleSQL, with InnoDB recommended.Read 15 Oct 2026 · cerb.ai
Documentation
The documentation covers getting started, administration, development, plugins, security, configuration, upgrades, backups and detailed API references.Read 15 Oct 2026 · cerb.ai
Help center
YesRead 22 Sep 2026 · cerb.ai
Limit: free concurrency
Community self-hosting is limited to three concurrency slots and two AI-agent turns per slot; licensed installations remove the slot cap and raise turns to six.Read 15 Oct 2026 · cerb.ai
Limit: scaling operations
Cerb says larger self-hosted deployments may require Redis or compatible caching plus search infrastructure such as Elasticsearch, Qdrant or Pinecone.Read 15 Oct 2026 · cerb.ai
Limit: usability polish
G2 reviewers report that user creation is difficult without SSO, settings can be hard to locate, and visual profile customization is limited.Read 15 Oct 2026 · g2.com
News: Cerb 12.0
Cerb 12.0 was described as in development on September 7, 2026 with more than 479 improvements and requirements of PHP 8.5+ plus MySQL 8.0+ or MariaDB 10.5+.Read 15 Oct 2026 · cerb.ai
Ownership and size
Crunchbase describes Webgroup Media as a private company headquartered in Brea, California with 1–10 employees and identifies Jeff Standen and Daniel Hildebrandt as principals.Read 15 Oct 2026 · crunchbase.com
Plugin extensibility
Plugins can add integrations, record types, automation commands and widgets; third-party plugins may use any license and may be sold.Read 15 Oct 2026 · cerb.ai
Praise: customization
G2 reviewers praise extensive customization, team-specific workflows and configurable personal page views.Read 15 Oct 2026 · g2.com
Praise: support and development
FeaturedCustomers testimonials praise reporting dashboards, easy upgrades, continuous development and responsive support.Read 15 Oct 2026 · featuredcustomers.com
Rating on FeaturedCustomers
4.8 out of 5 from 919 reference ratingsRead 15 Oct 2026 · featuredcustomers.com
Rating on G2
3.8 out of 5 from 2 reviewsRead 15 Oct 2026 · g2.com
SDKs
Documentation links a Python cerbapi package and examples, while PHP, Perl, Python, Apex and Node.js libraries are documented for API access.Read 15 Oct 2026 · cerb.ai
Security practices
Security guidance recommends exposing only index.php and ajax.php, blocking application directories, restricting file permissions and disabling dangerous PHP functions.Read 15 Oct 2026 · cerb.ai
Self-hosting
Docker images are provided for amd64 and arm64 and require a FastCGI web server such as Caddy, nginx, Apache or IIS.Read 15 Oct 2026 · cerb.ai
Service-token security
Administrative service tokens can protect cron, debug and update endpoints with bearer authorization and scoped permissions.Read 15 Oct 2026 · cerb.ai
Shared inbox
YesRead 22 Sep 2026 · cerb.ai
Shared inboxes
Email or social accounts can become team inboxes handling routing, assignment, prioritization, customer context, snippets, bulk replies, SLAs and satisfaction tracking.Read 15 Oct 2026 · cerb.ai
SLA management
YesRead 22 Sep 2026 · cerb.ai
Software Advice listing
Software Advice lists Cerb with no reviews yet, a $35 flat-rate monthly starting price, a basic plan and a free trial indicator.Read 15 Oct 2026 · softwareadvice.com
System requirements
The Ubuntu installation guide uses Ubuntu 26.04, PHP 8.5 with listed extensions, Nginx and MySQL 8.4.Read 15 Oct 2026 · cerb.ai
Ticket automation
YesRead 22 Sep 2026 · cerb.ai
Warranty limitation
The license provides a 90-day limited warranty, then supplies the software as-is and caps liability at the amount paid.Read 15 Oct 2026 · cerb.ai
Workflow templates
Workflows package records and configuration, retain version history, synchronize across environments and provide reusable templates.Read 15 Oct 2026 · cerb.ai
Workspaces
Dashboards and pages are customizable with tabs, widgets, searches, comments, mentions, custom records and notifications.Read 15 Oct 2026 · cerb.ai

Plans and prices

Community Price not published Unlimited workers · Unlimited seats · 3 concurrency slots · 2 AI agent turns per slot Read 22 Sep 2026 · cerb.ai
Licensed Self-Hosted $40 a month $40 per seat/month 6 AI agent turns per slot Read 22 Sep 2026 · cerb.ai
Cerb Cloud $40 a month $40 per seat + $40 per slot/month; first three slots included 3 included concurrency slots · 2 AI agent turns per included slot Read 22 Sep 2026 · cerb.ai
Cerb Cloud Slots $40 a month $40 per slot/month; first three included First 3 slots included Read 22 Sep 2026 · cerb.ai
Community self-hosted Free Free forever Unlimited workers/seats · 3 concurrency slots · 2 AI agent turns per slot · all features · self-hosted Read 15 Oct 2026 · cerb.ai
Cerb Cloud $40 a month $40 per seat/month + $40 per slot/month, first three included Managed hosting · backups and point-in-time recovery · scaling/monitoring · free trial while active Read 15 Oct 2026 · cerb.ai
Licensed self-hosted $40 a month $40 per seat/month Uncapped concurrency · 6 AI agent turns per slot · queue-lane configuration · same-business-day email support Read 15 Oct 2026 · cerb.ai

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