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Operating systems running Tor relays - shows software diversity and potential vulnerability patterns.

• Platforms: 10 operating systems hosting relays currently detected
• Network Relays: Total: 9582
  • Primary Role: Guard: 4149 | Middle: 2543 | Exit: 2890
  • Role Categories: Guard: 4149 | Middle: 2543 | Exit: 972 | Guard+Exit: 1918
  • All Roles: Guard: 6067 | Middle: 2543 | Exit: 2890
  • Bandwidth Measured: 9495 relays, 99.1% of all relays
• Software Diversity: 93.4% Linux | 0.1% Windows | 6.5% BSD variants
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Wed, 22 Oct 2025 03:31:43 GMT. Refreshed every 30 minutes from the Tor directory authorities via Tor Project's onionoo API.

Platform	Overall / Guard / Middle / Exit BW Cap	Overall / Guard / Middle / Exit CW	Guard / Middle / Exit	Unique AROI / Contact	Unique Families	Unique AS
Linux	1133.33 / 625.18 / 117.95 / 390.20 Gbit/s	93.38% / 95.05% / 94.66% / 90.79%	3936 / 2361 / 2617	2839	609	1009
FreeBSD	76.57 / 28.99 / 4.83 / 42.75 Gbit/s	6.33% / 4.65% / 4.13% / 9.16%	180 / 90 / 266	140	44	96
OpenBSD	2.20 / 0.92 / 0.92 / 0.35 Gbit/s	0.08% / 0.07% / 0.35% / 0.04%	15 / 43 / 6	53	12	43
Windows	1.32 / 0.75 / 0.56 / 0.00 Gbit/s	0.06% / 0.07% / 0.22% / 0.00%	10 / 35 / 1	27	3	32
SunOS	830.73 / 761.10 / 69.63 / 0.00 Mbit/s	0.07% / 0.13% / 0.03% / 0.00%	3 / 5 / 0	4	1	5
ElectroBSD	535.73 / 141.20 / 394.53 / 0.00 Mbit/s	0.05% / 0.03% / 0.38% / 0.00%	1 / 3 / 0	1	1	2
Darwin	324.36 / 112.34 / 212.03 / 0.00 Mbit/s	0.03% / 0.01% / 0.22% / 0.00%	3 / 3 / 0	6	1	6
NetBSD	31.38 / 31.38 / 0.00 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	1 / 0 / 0	1	0	1
Linux-libre	18.95 / 0.00 / 18.95 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	1
kFreeBSD	15.26 / 0.00 / 15.26 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	0 / 1 / 0	1	0	1