Front App Marketplace
FrontApp, Inc.
Front's integrations marketplace for Plugin-SDK side-panel apps and Core/Channels API connectors into its shared-inbox platform, via a tiered partner program.
Zendesk, Inc. · Service & helpdesk platforms
Zendesk Marketplace distributes apps built on the Zendesk Apps Framework (ZAF), which embeds custom panels directly in agent workspaces, plus integrations built against Zendesk's REST APIs and webhooks. OAuth 2.0 is standard for public apps; private apps can use API tokens scoped to one account.
Public apps must meet branding and technical requirements and pass a Marketplace review of functionality and security before listing, usually a couple of weeks with revision cycles.
Zendesk Marketplace apps primarily authenticate with OAuth 2.0, also supporting API key.
Zendesk Marketplace supports Free, Paid app, Usage-based. Typical commission: 0% direct; billing handled by developer. Onboarding fee: $0.
Yes, Zendesk Marketplace requires a formal security or listing review before apps go live. Marketplace review covers security guidelines and app quality standards before publishing.