Zulip

Following data shows why Zulip is recommended for listed teams. The Fit Score represents the percentage fit of Zulip to each company stages, as calculated by the SSIE.

• Seed

  $10k–$100k MRR

  82
  • GDPR - baseline compliance certification
  • CCPA / CPRA - baseline compliance certification
  • Data encryption at rest and in transit
  • Data export and portability
  • Secure development lifecycle practices
  • Free for open-source projects and non-profits
  • Free plan available (Zulip Cloud), no purchase required to start
  • Self-serve signup from $6.67/user/mo, no sales call required

• Series A

  $100k–$500k MRR

  91
  • Single sign-on with SAML and directory provisioning
  • Role-based access control with admin audit logging
  • Independently audited security report (SOC 2 / ISO 27001 class)
  • Designed for asynchronous conversations with threaded messaging
  • Self-host for full data sovereignty or use managed cloud

• Scaleup

  $500k–$2M+ MRR

  91
  • Published uptime SLA and incident response commitments
  • SCIM user provisioning and directory sync
  • Active security and vulnerability disclosure programme
  • Integrate with 130+ tools plus Zapier/IFTTT
  • Automated knowledge repository through natural chat workflows
  • Supports regulated industries with HIPAA compliance

• Late-Stage

  $2M+ MRR

  86
  • HIPAA - regulated-industry certification
  • FERPA (education) - regulated-industry certification
  • Organize communication via topic-based channels
  • Manage permissions via roles, groups, and channels
  • Guest accounts with access controls