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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: 9378
  • Primary Role: Guard: 4181 | Middle: 2531 | Exit: 2666
  • Role Categories: Guard: 4181 | Middle: 2531 | Exit: 1022 | Guard+Exit: 1644
  • All Roles: Guard: 5825 | Middle: 2531 | Exit: 2666
  • Bandwidth Measured: 9335 relays, 99.5% of all relays
• Software Diversity: 90.2% Linux | 0.0% Windows | 9.5% BSD variants
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Sat, 26 Jul 2025 12:31:27 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	1066.41 / 626.03 / 118.69 / 321.69 Gbit/s	90.23% / 95.10% / 92.08% / 82.21%	3965 / 2348 / 2391	2697	578	979
FreeBSD	90.82 / 28.51 / 5.70 / 56.60 Gbit/s	9.29% / 4.62% / 4.94% / 17.73%	191 / 90 / 267	137	44	93
OpenBSD	2.01 / 0.80 / 0.87 / 0.33 Gbit/s	0.11% / 0.09% / 0.40% / 0.05%	11 / 42 / 7	50	10	39
Windows	1.16 / 0.46 / 0.64 / 0.06 Gbit/s	0.04% / 0.04% / 0.19% / 0.00%	7 / 33 / 1	24	3	28
ElectroBSD	639.12 / 141.13 / 497.99 / 0.00 Mbit/s	0.07% / 0.03% / 0.53% / 0.00%	1 / 3 / 0	1	1	2
SunOS	537.76 / 466.38 / 71.38 / 0.00 Mbit/s	0.05% / 0.08% / 0.03% / 0.00%	2 / 6 / 0	3	1	5
NetBSD	210.76 / 209.38 / 1.39 / 0.00 Mbit/s	0.02% / 0.03% / 0.00% / 0.00%	3 / 1 / 0	3	1	4
Darwin	110.71 / 48.72 / 61.99 / 0.00 Mbit/s	0.01% / 0.01% / 0.02% / 0.00%	1 / 4 / 0	5	0	5
kFreeBSD	16.69 / 0.00 / 16.69 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	0 / 1 / 0	1	0	1
Linux-libre	7.19 / 0.00 / 7.19 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	1	1