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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: 10137
  • Primary Role: Guard: 4243 | Middle: 2888 | Exit: 3006
  • Role Categories: Guard: 4243 | Middle: 2888 | Exit: 958 | Guard+Exit: 2048
  • All Roles: Guard: 6291 | Middle: 2888 | Exit: 3006
  • Bandwidth Measured: 10033 relays, 99.0% of all relays
• Software Diversity: 94.1% Linux | 0.0% Windows | 7.9% BSD variants
• Sorted by: middle consensus weight fraction
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Sat, 10 Jan 2026 04:47:26 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	1227.49 / 678.18 / 151.09 / 398.23 Gbit/s	94.07% / 95.45% / 93.35% / 87.35%	4013 / 2672 / 2730	2937	641	1013
FreeBSD	85.53 / 27.62 / 7.74 / 50.18 Gbit/s	7.64% / 4.25% / 5.03% / 12.60%	201 / 107 / 265	131	42	93
ElectroBSD	895.72 / 0.00 / 895.72 / 0.00 Mbit/s	0.09% / 0.00% / 0.73% / 0.00%	0 / 4 / 0	1	1	2
OpenBSD	2.85 / 1.49 / 0.99 / 0.37 Gbit/s	0.13% / 0.14% / 0.34% / 0.05%	16 / 44 / 7	57	12	45
Darwin	549.50 / 28.10 / 508.27 / 13.12 Mbit/s	0.04% / 0.00% / 0.33% / 0.00%	1 / 6 / 1	8	2	7
Windows	1.30 / 0.61 / 0.68 / 0.01 Gbit/s	0.05% / 0.06% / 0.17% / 0.00%	9 / 40 / 2	32	4	33
SunOS	674.63 / 606.51 / 68.13 / 0.00 Mbit/s	0.05% / 0.10% / 0.02% / 0.00%	3 / 5 / 0	4	1	5
NetBSD	78.47 / 0.00 / 64.13 / 14.35 Mbit/s	0.00% / 0.00% / 0.02% / 0.00%	0 / 5 / 1	5	2	5
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	15.16 / 0.00 / 15.16 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1
Linux-libre	19.00 / 0.00 / 19.00 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 3 / 0	1	1	2