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Version history of wgengine/netstack/netstack.go

October 2026

James Tucker
net/tstun,wgengine/netstack: avoid deadlocks on full outbound queues
committed

September 2026

Brad Fitzpatrick
wgengine/netstack: don't half-close the backend's read side after EOF
committed
Claus Lensbøl
wgengine/netstack: avoid returning from sender goroutines on error (#21332)
committed
Naman Sood
types/nettype: add HalfCloser type
committed
James Tucker
go.mod,wgengine/netstack,tstest/natlab/vnet: enable RACK and cubic with gVisor clock fix
committed
Jordan Whited
wgengine/netstack: split outbound traffic into destination queues
committed
Jordan Whited
all: use ~128KiB packet buf for batched i/o
committed

August 2026

Mike Jensen
wgengine/netstack: block 4via6 forwards to host-scoped targets (#20866)
committed

July 2026

KevinLiang10
wgengine/netstack: reject unserved ports on Service (VIP) IPs (#20363)
committed

May 2026

sfllaw.ca
wgengine/netstack: stop inject goroutine from leaking in Impl.Start (#19721)
committed

April 2026

James Tucker
wgengine/netstack: absorb all quad-100 traffic locally, never leak to peers
committed
Brad Fitzpatrick
wgengine/netstack: fix data race on in-flight connection test globals
committed
Tom Meadows
wgengine/netstack: allow UDP listeners to receive traffic on Service VIP addresses (#18972)
committed

March 2026

Josef Bacik
wgengine/netstack: add TS_NETSTACK_KEEPALIVE_{IDLE,INTERVAL} envknobs
committed
Brad Fitzpatrick
wgengine/netstack: don't register subnet/4via6 TCP flows with proxymap
committed
Brad Fitzpatrick
wgengine{,/magicsock}: add DERP hooks for filtering+sending packets
committed

February 2026

James Tucker
wgengine/netstack: deliver self-addressed packets via loopback
committed
Brad Fitzpatrick
go.mod: bump gvisor
committed

January 2026

KevinLiang10
wgengine/netstack: add local tailscale service IPs to route and terminate locally (#18461)
committed
Will Norris
all: remove AUTHORS file and references to it
committed
James Tucker
tsnet: add support for a user-supplied tun.Device
committed

September 2025

Brad Fitzpatrick
cmd/tailscaled: start implementing ts_omit_netstack
committed
Brad Fitzpatrick
wgengine/netstack/gro: permit building without GRO
committed
Alex Chan
all: don't rebind variables in for loops
committed
Brad Fitzpatrick
all: add ts_omit_serve, start making tailscale serve/funnel be modular
committed

July 2025

Naman Sood
wgengine/netstack: correctly proxy half-closed TCP connections
committed

April 2025

Jordan Whited
wgengine/netstack: revert cubic cc to reno cc (#15677)
committed
Brad Fitzpatrick
net/{netx,memnet},all: add netx.DialFunc, move memnet Network impl
committed

March 2025

Fran Bull
tsnet,wgengine: fix src to primary Tailscale IP for TCP dials
committed

February 2025

Adrian Dewhurst
wgengine/netstack: respond to service IPs in Linux tun mode
committed
James Tucker
go.mod,wgengine/netstack: use cubic congestion control, bump gvisor
committed
James Tucker
wgengine/netstack: disable RACK on all platforms
committed

January 2025

James Tucker
cmd/natc,wgengine/netstack: tune buffer size and segment lifetime in natc
committed
KevinLiang10
ipn/ipnlocal: Support TCP and Web VIP services
committed

November 2024

Brad Fitzpatrick
all: use iterators over slice views more
committed
Brad Fitzpatrick
wgengine/netstack: remove unused taildrive deps
committed

October 2024

Brad Fitzpatrick
syncs: delete Map.Range, update callers to iterators
committed
Brad Fitzpatrick
wgengine/netstack: check userspace ping success on Windows
committed

September 2024

Brad Fitzpatrick
ipnlocal,proxymap,wgengine/netstack: add optional WhoIs/proxymap debug
committed

August 2024

Jordan Whited
net/tstun,wgengine/netstack: implement TCP GRO for local services (#13315)
committed
Jordan Whited
wgengine/netstack: implement netstack loopback (#13301)
committed
Jordan Whited
net/tstun: fix gvisor inbound GSO packet injection (#13283)
committed
Jordan Whited
wgengine/netstack: re-enable gVisor GSO on Linux (#13269)
committed
Jordan Whited
net/tstun,wgengine/netstack: make inbound synthetic packet injection GSO-aware (#13266)
committed
Jordan Whited
wgengine/netstack: use types/logger.Logf instead of stdlib log.Printf (#13267)
committed
Jordan Whited
wgengine/netstack: disable gVisor GSO on Linux (#13215)
committed
Jordan Whited
net/tstun,wgengine{/netstack/gro}: refactor and re-enable gVisor GRO for Linux (#13172)
committed
Jordan Whited
wgengine/netstack: disable gVisor TCP GRO for Linux (#13138)
committed
Jordan Whited
wgengine/netstack: increase gVisor's TCP send and receive buffer sizes (#12994)
committed
Jordan Whited
go.mod,net/tstun,wgengine/netstack: implement gVisor TCP GRO for Linux (#12921)
committed