Lightweight eBPF flow engine for OpenWrt and Linux routers with real-time traffic monitoring and kernel shaping
Website monitoring that confirms an outage before it emails you
Stage
Not given
Not given
Founded
Not given
Not given
Based in
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US
Pricing model
Freemium
Freemium
Pricing
Free: Community plan with 2,600+ open source rules and core features. Pro Monthly: $3.99/mo with 3,800+ rules and weekly updates. Pro Annual: $29.99/yr with all Pro entitlements. Pro Lifetime: $69.99 one-time with permanent license and 1 year of rule updates.
Free: 1 website checked every 5 minutes. Starter: $2 a month or $20 a year for 3 websites checked every minute. Plus: $5 a month or $50 a year for 10 websites. Pro: $10 a month or $100 a year for 30 websites. Agency: $25 a month or $250 a year for 100 websites. A year costs the same as 10 months.
Key features
Real-time eBPF network telemetry with zero-copy line rate processing
Zero-agent device profiling using DHCP fingerprinting and mDNS
Encrypted traffic identification without SSL decryption
Sub-second quality telemetry with TCP/UDP RTT monitoring
Local timeseries storage in SQLite or ClickHouse databases
Per-device bandwidth ceilings and isolation with HTB
Application-aware QoS priority queues with kernel HTB classes
Sub-second policy synchronization with automatic kernel fail-safe rollback
Flow tracing from socket to BGP origin with latency tracking
Privacy-first architecture extracting only metadata, no packet payloads
Checks website availability, DNS lookup and TLS certificate validity every minute
Confirms outages after three failed checks before alerting
Email alerts to multiple team members and Slack or Discord on paid plans
Dashboard showing uptime over 24 hours, 7 days and 30 days
Public status page to share with customers
Game server and TCP port monitoring by IP address and port
Cron job and backup monitoring on Plus and Pro plans
Step-by-step incident reports on Plus and Pro plans
API checks with custom method, headers and body on Plus and Pro
What makes it different
Fully self-hosted with zero mandatory cloud sync or telemetry fees
Lightweight eBPF implementation using only 1.2% CPU and 18MB RAM
Open source core engine with optional Pro rules subscription model
99.4% application identification accuracy without decrypting encrypted traffic
Complete privacy by design storing only flow headers and SNI, never payloads
Confirms outages by three failed checks before sending alerts, avoiding false alarms
One email per incident: one when confirmed, one when recovered
Free forever for one website with no card required
Checks from a single location in the United States for predictable results
NetQMon Cloud
KeenCrow