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Services
Main Data Sources
CollecTor
collects and archives data from various nodes and services in the public Tor network.
Statistics
used for visualizations on this site are available in the CSV format.
Onionoo
provides current and historical data about relays and bridges via a web-based API.
Reproducible Metrics
specifies how to reproduce the data behind the graphs on this site.
Other Data Sources
Exitmap
is a fast and extensible scanner for Tor exit relays.
TorDNSEL
publishes lists of IP addresses of multi-homed Tor exits.
OnionPerf
measures Tor performance with a set of utilities and Python scripts.
OONI
detects censorship, surveillance, and traffic manipulation on the internet.
Network Status
Consensus Health
displays information about the current directory consensus and votes.
OrNetStats
displays statistics for monitoring diversity in the Tor network.
External
DuckDuckGo
displays Tor node details when including the keywords 'tor node' in a search.
External
Onionite
is a Progressive Web App to view information on the individual nodes that make up the Tor network.
External
Network Health Notifications
Consensus Issues
emails directory authority operators about consensus problems.
OII's Anomaly Detection
ranks countries by how anomalous their Tor usage is.
External
Tor Weather
emails relay/bridge operators about issues.
Parsing Libraries
Tor Metrics Library
is a Java library to fetch and parse Tor descriptors.
Stem
is a Python library that parses Tor descriptors.
External
Deprecated
Zoossh
is a parser written in Go for Tor-specific data formats.
External
Query Support
OnionPy
provides memcached support to cache queried data.
External
Onionoo Node Client
is a Node.js client library for the Onionoo API.
External