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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: 10730
  • Primary Role: Guard: 4647 | Middle: 2783 | Exit: 3300
  • Role Categories: Guard: 4647 | Middle: 2783 | Exit: 1395 | Guard+Exit: 1905
  • All Roles: Guard: 6552 | Middle: 2783 | Exit: 3300
  • Bandwidth Measured: 10615 relays, 98.9% of all relays
• Software Diversity: 87.9% Linux | 0.1% Windows | 12.0% BSD variants
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Sun, 19 Apr 2026 04:04:53 GMT. Refreshed every 30 minutes from the Tor directory authorities via Tor Project's onionoo API.

Platform	Overall / Guard / Middle / Exit BW	Overall / Guard / Middle / Exit CW	Guard / Middle / Exit	Unique AROI / Contact	Unique Families	Unique AS
Linux	1209.78 / 686.78 / 130.45 / 392.55 Gbit/s	87.88% / 92.44% / 87.33% / 81.50%	4328 / 2550 / 2804	2942	630	1033
FreeBSD	141.99 / 46.64 / 12.33 / 83.02 Gbit/s	11.83% / 7.42% / 10.79% / 18.44%	294 / 111 / 490	119	41	93
OpenBSD	2.43 / 1.29 / 1.01 / 0.13 Gbit/s	0.09% / 0.08% / 0.36% / 0.02%	16 / 43 / 2	47	11	43
Windows	1.21 / 0.29 / 0.76 / 0.16 Gbit/s	0.06% / 0.03% / 0.35% / 0.03%	5 / 31 / 1	22	4	24
ElectroBSD	1.05 / 0.00 / 1.05 / 0.00 Gbit/s	0.08% / 0.00% / 0.75% / 0.00%	0 / 6 / 0	1	1	3
Darwin	498.35 / 108.23 / 390.13 / 0.00 Mbit/s	0.04% / 0.01% / 0.37% / 0.00%	3 / 3 / 0	6	2	6
SunOS	249.40 / 169.64 / 79.76 / 0.00 Mbit/s	0.02% / 0.03% / 0.03% / 0.00%	1 / 6 / 0	3	2	4
NetBSD	88.29 / 0.00 / 61.51 / 26.78 Mbit/s	0.00% / 0.00% / 0.02% / 0.00%	0 / 3 / 1	4	1	4
Linux-libre	21.52 / 0.00 / 21.52 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 3 / 0	1	1	2
DragonFly	14.67 / 0.00 / 14.67 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	1	1
kFreeBSD	13.06 / 0.00 / 13.06 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1