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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: 10272
  • Primary Role: Guard: 4274 | Middle: 2957 | Exit: 3041
  • Role Categories: Guard: 4274 | Middle: 2957 | Exit: 966 | Guard+Exit: 2075
  • All Roles: Guard: 6349 | Middle: 2957 | Exit: 3041
  • Bandwidth Measured: 10193 relays, 99.2% of all relays
• Software Diversity: 93.9% Linux | 0.1% Windows | 8.1% BSD variants
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Tue, 13 Jan 2026 15:45:33 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	1287.78 / 712.37 / 156.45 / 418.96 Gbit/s	93.92% / 94.90% / 95.55% / 86.79%	4022 / 2760 / 2766	2946	647	1012
FreeBSD	90.14 / 31.58 / 4.23 / 54.33 Gbit/s	7.88% / 4.80% / 2.61% / 13.16%	222 / 84 / 265	131	42	93
OpenBSD	2.88 / 1.50 / 1.01 / 0.37 Gbit/s	0.14% / 0.15% / 0.35% / 0.05%	17 / 47 / 6	57	13	47
Windows	1.35 / 0.64 / 0.67 / 0.04 Gbit/s	0.06% / 0.06% / 0.22% / 0.00%	9 / 39 / 2	32	4	33
ElectroBSD	920.51 / 0.00 / 920.51 / 0.00 Mbit/s	0.09% / 0.00% / 0.74% / 0.00%	0 / 4 / 0	1	1	2
SunOS	673.56 / 595.12 / 78.45 / 0.00 Mbit/s	0.05% / 0.10% / 0.02% / 0.00%	3 / 6 / 0	5	2	6
Darwin	644.97 / 30.66 / 601.27 / 13.05 Mbit/s	0.06% / 0.00% / 0.48% / 0.00%	1 / 6 / 1	8	2	7
NetBSD	95.33 / 0.00 / 67.44 / 27.89 Mbit/s	0.00% / 0.00% / 0.02% / 0.00%	0 / 6 / 1	5	2	5
Linux-libre	17.91 / 0.00 / 17.91 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 3 / 0	1	1	2
DragonFly	16.58 / 0.00 / 16.58 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	1	1
kFreeBSD	15.55 / 0.00 / 15.55 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1