Is OneUptime really open source?

Yes, OneUptime is 100% open source under Apache 2.0 — not open-core. All features are available in the self-hosted version. PingZen is a managed SaaS that requires no self-hosting.

How does OneUptime compare to PingZen?

OneUptime is an all-in-one platform (monitoring, incidents, status pages, on-call). PingZen focuses on uptime monitoring with 22 protocols. OneUptime has broader features; PingZen has deeper protocol support and zero-setup simplicity.

OneUptime has a free tier and self-hosted is free forever. Paid cloud plans start at $20/month. PingZen is free forever with unlimited monitors and all 22 protocols — no infrastructure needed.

Does OneUptime have on-call scheduling?

Yes, OneUptime includes on-call scheduling with escalation policies — a feature most uptime tools lack. PingZen focuses on monitoring and alerting, not on-call management.

PingZen vs OneUptime: SaaS Monitoring vs Open-Source All-in-One Platform

OneUptime is a 100% open-source (Apache 2.0) monitoring platform combining uptime monitoring, incident management, status pages, and on-call scheduling. It supports HTTP, TCP, UDP, DNS, SSL, and Ping monitoring from 7+ global locations. Self-hostable with no telemetry. SOC 2 Type II compliant.

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Quick Comparison

Best Value

PingZen

Price: Free forever
Intervals: 30 seconds
Protocols: 22 protocols
Alerts: 12+ channels

OneUptime

Price: Free tier / from $20/month
Intervals: Configurable
Protocols: 7 (HTTP, TCP, UDP, DNS, SSL, Ping, API)
Alerts: Email, SMS, Slack + 5000 integrations

Feature Comparison

Feature Comparison
Feature	PingZen	OneUptime
HTTP/HTTPS monitoring
TCP port monitoring
UDP monitoring
DNS monitoring
SSL certificate monitoring
Ping (ICMP)
Multi-step API monitoring
WebSocket monitoring
gRPC monitoring
WHOIS/Domain expiry
SMTP/IMAP/POP3
FTP/FTPS monitoring
DNSBL monitoring
Status pages
Incident management
On-call scheduling
AI anomaly detection
Playwright user journeys
No server required Self-hosted requires infrastructure
Open source

Why Choose PingZen

22 protocols vs 7 — WebSocket, gRPC, WHOIS, SMTP, FTP, DNSBL, and more
Zero setup SaaS — no Docker, Kubernetes, or self-hosting needed
Free forever with unlimited monitors and all protocols
Simpler interface — monitoring without platform complexity
Real-time WebSocket dashboard updates
Ready in 30 seconds vs infrastructure setup

When OneUptime is Better

100% open source (Apache 2.0) — no vendor lock-in
On-call scheduling and escalation policies built-in
AI-powered anomaly detection and auto-remediation
Playwright-based user journey monitoring
Self-hosted with zero telemetry to third parties
SOC 2 Type II and GDPR compliant

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Migration Tip

OneUptime is ideal if you want an all-in-one open-source platform you can self-host. Choose PingZen if you prefer managed SaaS with more protocols (22 vs 7), zero infrastructure management, and simplicity over platform breadth.