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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: 9447
  • Primary Role: Guard: 4048 | Middle: 2477 | Exit: 2922
  • Role Categories: Guard: 4048 | Middle: 2477 | Exit: 1116 | Guard+Exit: 1806
  • All Roles: Guard: 5854 | Middle: 2477 | Exit: 2922
  • Bandwidth Measured: 9349 relays, 99.0% of all relays
• Software Diversity: 90.8% Linux | 0.1% Windows | 9.1% BSD variants
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Fri, 29 Aug 2025 08:03:27 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	1071.88 / 610.93 / 103.62 / 357.32 Gbit/s	90.79% / 94.88% / 94.13% / 84.38%	3832 / 2290 / 2647	2796	584	1009
FreeBSD	91.01 / 29.56 / 4.85 / 56.60 Gbit/s	8.91% / 4.84% / 4.24% / 15.58%	186 / 93 / 268	133	44	91
OpenBSD	2.01 / 0.72 / 0.93 / 0.36 Gbit/s	0.09% / 0.06% / 0.48% / 0.05%	14 / 43 / 7	53	12	44
Windows	1.23 / 0.63 / 0.60 / 0.00 Gbit/s	0.06% / 0.06% / 0.33% / 0.00%	9 / 34 / 0	24	3	28
ElectroBSD	652.66 / 141.08 / 511.58 / 0.00 Mbit/s	0.07% / 0.03% / 0.70% / 0.00%	1 / 3 / 0	1	1	2
SunOS	592.34 / 524.33 / 68.01 / 0.00 Mbit/s	0.06% / 0.10% / 0.04% / 0.00%	2 / 5 / 0	3	1	4
NetBSD	196.67 / 196.67 / 0.00 / 0.00 Mbit/s	0.01% / 0.02% / 0.00% / 0.00%	3 / 0 / 0	2	1	3
Darwin	145.01 / 48.87 / 96.13 / 0.00 Mbit/s	0.01% / 0.01% / 0.07% / 0.00%	1 / 6 / 0	6	1	7
kFreeBSD	16.33 / 0.00 / 16.33 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	0 / 1 / 0	1	0	1
Linux-libre	15.57 / 0.00 / 15.57 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	1