Courier vs Infisical
Notification API with multi-channel orchestration, templates, and preferences
vs. Open-source secrets, PKI and SSH — self-hostable Doppler/Vault alternative
Pricing tiers
Courier
Free
Up to 10,000 notifications/month. All channels. Community support.
Free
Business
From $99/mo. Higher volumes, advanced routing, preference center, branding removal.
$99/mo
Enterprise
Custom. SOC 2, SSO, dedicated support, volume discounts, SLA.
Custom
Infisical
Free (Cloud)
$0. Unlimited users. 5 projects. 30-day audit. Community support.
Free
Self-Host CE (OSS)
Free forever. MIT license. Core features free. Docker Compose.
$0 base (usage-based)
Pro
$18/user/mo. Unlimited projects, secret rotation, dynamic secrets, 90-day audit, Slack alerts.
$18/mo
Enterprise
Custom. SAML, SCIM, SLA, dedicated deploy, HIPAA-ready, audit 1yr+.
Custom
Self-Host EE (BSL)
Custom. BSL-licensed enterprise features for self-hosted deploys.
Custom
Free-tier quotas head-to-head
Comparing free on Courier vs free on Infisical.
| Metric | Courier | Infisical |
|---|---|---|
| notifications monthly | 10000 notifications/mo | — |
Features
Courier · 13 features
- Chat — Slack, Microsoft Teams, Discord, Mattermost.
- Email — SendGrid, Postmark, Mailgun, AWS SES, Resend, SMTP.
- Inbox (In-App) — React/JS drop-in in-app inbox component.
- Lists — Segment recipients for bulk notification sends.
- Logs + Analytics — Per-message delivery timeline + engagement.
- Multi-channel Routing — Provider failover + preferred channel per user.
- Notification Designer — Visual editor for templates across channels.
- Preferences — Per-user notification preferences hub.
- Push — APNs, FCM, Expo, OneSignal.
- Send API — POST /send with template + recipients + data.
- SMS — Twilio, MessageBird, Vonage, Plivo, Telnyx.
- Templates + Versioning — Template brands, variants, localization, version history.
- Webhooks — Delivery + engagement event webhooks.
Infisical · 18 features
- Approval Policies — PR-style approvals.
- Audit Log — Full activity trail.
- Dynamic Secrets — Generate on-demand creds.
- E2E Encryption — Optional zero-knowledge mode.
- Environments — Multi-env (dev/staging/prod).
- Infisical Agent — Sidecar for secret injection.
- Infisical CLI — Command-line access.
- Kubernetes Operator — Native K8s controller.
- PKI (Certificates) — Private CA + cert lifecycle.
- RBAC — Roles + permissions.
- SCIM — User provisioning.
- Secret Rotation — Auto-rotate keys.
- Secrets Management — Core secret storage.
- Secret Sync — Sync to cloud/hosting.
- Self-Host (CE + EE) — Docker / Helm / AMI.
- SSH — Ephemeral SSH access.
- SSO (SAML) — Enterprise auth.
- Webhooks — Change events.
Developer interfaces
| Kind | Courier | Infisical |
|---|---|---|
| CLI | Courier CLI | infisical CLI |
| SDK | courier-go, courier-java, @trycourier/courier, trycourier (Python), @trycourier/react-inbox, trycourier (Ruby) | infisical-python, @infisical/sdk |
| REST | Courier REST API | Infisical REST API |
| OTHER | Courier Studio, Outbound Webhooks | Infisical Agent, Infisical Dashboard, Kubernetes Operator, Self-Host (Docker) |
Staxly is an independent catalog of developer platforms. Some links to Courier and Infisical may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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