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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: 10337
  • Primary Role: Guard: 4345 | Middle: 2874 | Exit: 3118
  • Role Categories: Guard: 4345 | Middle: 2874 | Exit: 950 | Guard+Exit: 2168
  • All Roles: Guard: 6513 | Middle: 2874 | Exit: 3118
  • Bandwidth Measured: 10223 relays, 98.9% of all relays
• Software Diversity: 94.1% Linux | 0.1% Windows | 8.5% BSD variants
• Sorted by: exit observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Thu, 29 Jan 2026 13:15:47 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	1344.78 / 748.15 / 143.19 / 453.44 Gbit/s	94.10% / 94.81% / 94.99% / 86.40%	4088 / 2690 / 2842	2956	617	1027
FreeBSD	94.43 / 32.92 / 4.08 / 57.43 Gbit/s	8.33% / 4.94% / 3.04% / 13.54%	227 / 76 / 266	127	42	93
OpenBSD	2.95 / 1.51 / 1.07 / 0.37 Gbit/s	0.12% / 0.12% / 0.40% / 0.04%	17 / 45 / 6	56	13	47
Windows	1.55 / 0.75 / 0.64 / 0.16 Gbit/s	0.06% / 0.06% / 0.21% / 0.01%	10 / 37 / 2	32	4	32
NetBSD	94.25 / 0.00 / 67.97 / 26.28 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	0 / 4 / 1	4	2	4
Darwin	753.53 / 28.06 / 714.10 / 11.38 Mbit/s	0.08% / 0.00% / 0.73% / 0.00%	1 / 6 / 1	7	2	7
SunOS	593.90 / 505.88 / 88.02 / 0.00 Mbit/s	0.04% / 0.07% / 0.03% / 0.00%	2 / 6 / 0	4	2	5
ElectroBSD	886.91 / 0.00 / 886.91 / 0.00 Mbit/s	0.06% / 0.00% / 0.58% / 0.00%	0 / 5 / 0	1	1	3
kFreeBSD	15.25 / 0.00 / 15.25 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1
DragonFly	13.99 / 0.00 / 13.99 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	1	1
Linux-libre	11.19 / 0.00 / 11.19 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 3 / 0	1	1	2