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

• Platforms: 11 operating systems hosting relays currently detected
• Network Relays: Total: 10281
  • Primary Role: Guard: 4336 | Middle: 2889 | Exit: 3056
  • Role Categories: Guard: 4336 | Middle: 2889 | Exit: 941 | Guard+Exit: 2115
  • All Roles: Guard: 6451 | Middle: 2889 | Exit: 3056
  • Bandwidth Measured: 10213 relays, 99.3% of all relays
• Software Diversity: 93.6% Linux | 0.1% Windows | 8.2% BSD variants
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Sun, 18 Jan 2026 04:15:40 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	1338.09 / 763.33 / 141.92 / 432.84 Gbit/s	93.60% / 95.24% / 95.20% / 86.41%	4083 / 2699 / 2780	2956	635	1018
FreeBSD	91.94 / 31.47 / 4.34 / 56.13 Gbit/s	7.96% / 4.50% / 2.95% / 13.54%	223 / 80 / 266	130	43	95
OpenBSD	2.83 / 1.43 / 1.04 / 0.36 Gbit/s	0.12% / 0.11% / 0.41% / 0.04%	16 / 46 / 6	55	13	45
Windows	1.39 / 0.66 / 0.64 / 0.09 Gbit/s	0.05% / 0.05% / 0.22% / 0.01%	10 / 39 / 2	33	4	35
ElectroBSD	967.38 / 0.00 / 967.38 / 0.00 Mbit/s	0.08% / 0.00% / 0.81% / 0.00%	0 / 5 / 0	1	1	3
SunOS	737.14 / 658.04 / 79.11 / 0.00 Mbit/s	0.05% / 0.09% / 0.03% / 0.00%	3 / 6 / 0	5	2	6
Darwin	436.37 / 28.04 / 394.05 / 14.28 Mbit/s	0.04% / 0.00% / 0.35% / 0.00%	1 / 4 / 1	6	2	6
NetBSD	112.37 / 0.00 / 78.63 / 33.74 Mbit/s	0.00% / 0.00% / 0.02% / 0.00%	0 / 6 / 1	5	2	5
DragonFly	18.54 / 0.00 / 18.54 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	0 / 1 / 0	1	1	1
kFreeBSD	15.19 / 0.00 / 15.19 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1
Linux-libre	9.95 / 0.00 / 9.95 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	2