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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: 10530
  • Primary Role: Guard: 4274 | Middle: 3362 | Exit: 2894
  • Role Categories: Guard: 4274 | Middle: 3362 | Exit: 905 | Guard+Exit: 1989
  • All Roles: Guard: 6263 | Middle: 3362 | Exit: 2894
  • Bandwidth Measured: 10166 relays, 96.5% of all relays
• Software Diversity: 97.3% Linux | 0.1% Windows | 5.9% BSD variants
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Sun, 07 Dec 2025 19:15:39 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	1224.82 / 641.61 / 151.75 / 431.46 Gbit/s	97.29% / 95.62% / 93.93% / 92.26%	4037 / 3151 / 2620	2949	630	1023
FreeBSD	75.18 / 26.85 / 7.70 / 40.64 Gbit/s	5.77% / 4.10% / 5.08% / 7.70%	200 / 113 / 268	137	44	96
OpenBSD	2.64 / 1.37 / 0.95 / 0.32 Gbit/s	0.11% / 0.10% / 0.30% / 0.04%	19 / 41 / 5	53	12	45
Windows	1.43 / 0.66 / 0.77 / 0.00 Gbit/s	0.07% / 0.05% / 0.32% / 0.00%	12 / 39 / 0	30	3	32
SunOS	645.10 / 585.97 / 59.14 / 0.00 Mbit/s	0.05% / 0.09% / 0.02% / 0.00%	3 / 4 / 0	4	1	5
ElectroBSD	529.70 / 141.08 / 388.62 / 0.00 Mbit/s	0.04% / 0.03% / 0.26% / 0.00%	1 / 3 / 0	1	1	2
Darwin	245.61 / 27.99 / 206.68 / 10.94 Mbit/s	0.01% / 0.00% / 0.08% / 0.00%	1 / 5 / 1	7	1	7
NetBSD	79.94 / 33.15 / 46.79 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	1 / 2 / 0	2	1	2
Linux-libre	34.61 / 0.00 / 34.61 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 3 / 0	1	1	2
kFreeBSD	16.09 / 0.00 / 16.09 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1