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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: 9389
  • Primary Role: Guard: 4014 | Middle: 2703 | Exit: 2672
  • Role Categories: Guard: 4014 | Middle: 2703 | Exit: 944 | Guard+Exit: 1728
  • All Roles: Guard: 5742 | Middle: 2703 | Exit: 2672
  • Bandwidth Measured: 9355 relays, 99.6% of all relays
• Software Diversity: 90.3% Linux | 0.0% Windows | 9.4% BSD variants
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Fri, 25 Jul 2025 04:01:35 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	1073.50 / 614.50 / 130.83 / 328.16 Gbit/s	90.28% / 95.11% / 92.33% / 82.46%	3800 / 2519 / 2396	2695	578	980
FreeBSD	90.16 / 27.92 / 5.60 / 56.64 Gbit/s	9.22% / 4.62% / 4.69% / 17.46%	188 / 92 / 267	136	43	93
OpenBSD	2.22 / 1.02 / 0.87 / 0.32 Gbit/s	0.12% / 0.10% / 0.37% / 0.05%	13 / 41 / 7	51	10	39
Windows	1.10 / 0.47 / 0.57 / 0.06 Gbit/s	0.04% / 0.04% / 0.18% / 0.00%	7 / 33 / 1	23	3	27
ElectroBSD	639.08 / 141.13 / 497.95 / 0.00 Mbit/s	0.06% / 0.03% / 0.43% / 0.00%	1 / 3 / 0	1	1	2
SunOS	521.38 / 449.69 / 71.69 / 0.00 Mbit/s	0.05% / 0.08% / 0.03% / 0.00%	2 / 6 / 0	3	1	5
NetBSD	210.77 / 96.14 / 1.39 / 113.24 Mbit/s	0.02% / 0.01% / 0.00% / 0.03%	2 / 1 / 1	3	1	4
Darwin	107.81 / 48.72 / 59.08 / 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