hub / github.com/tailscale/tailcat

github.com/tailscale/tailcat @main

200 symbols 789 edges 26 files ⚖ BSD-2-Clause 126 documented · 63% ● updated 3d agov0.6.0 · 2026-09-04★ 6,59510 open issues

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⨍ Functions 179◇ Types & classes 21

What it actually does AI analysis from the code graph

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README

// Copyright (c) Tailscale Inc & contributors // SPDX-License-Identifier: BSD-3-Clause

package tailcat

import _ "embed"

// README is the tailcat README.md, embedded so the CLI can print it // with its --readme flag. That lets people (and AI agents) with only // the binary learn how to use it without web access. // //go:embed README.md var README string

Extension points exported contracts — how you extend this code

DERPMapCache (Interface)

DERPMapCache is an option for [ConnInfo.Expand] and [FetchDERPMap] that caches fetched DERP maps. Without one, a process [2 …

tailcat.go

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Core symbols most depended-on inside this repo

↓ 8 filesServer

Server listens for clients over a WireGuard tunnel relayed through DERP. Incoming TCP connections are dispatched via …

tailcat.go

↓ 7 filesDERPMapCache

DERPMapCache is an option for [ConnInfo.Expand] and [FetchDERPMap] that caches fetched DERP maps. Without one, a process-wide …

tailcat.go

↓ 6 filesClient

Client connects to a [Server] over a WireGuard tunnel relayed through DERP. Populate Server (the only required field, or use the …

tailcat.go

↓ 4 filescloseWriter

closeWriter is implemented by TCP-like connections (such as [net.TCPConn] and gVisor's gonet.TCPConn) that can shut down just …

tailcat.go

↓ 3 filesHandler

Handler returns an HTTP handler serving the web app from dist, a filesystem containing the files built by wasmbuild.Dist: …

webdemo/webdemo.go

↓ 3 filesDist

Dist builds the complete set of static files a server needs to serve the web app: main.wasm (compiled from the Go package in …

internal/wasmbuild/wasmbuild.go

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Shape

Function 130

Method 49

Struct 17

Interface 2

TypeAlias 2

Languages

Go93%

TypeScript7%

Modules by API surface

tailcat.go74 symbols

cmd/tailcat/tailcat.go28 symbols

web/app.js14 symbols

web/wasm_test.go12 symbols

tailcat_ssh.go12 symbols

web/main_js.go9 symbols

internal/wasmbuild/wasmbuild.go7 symbols

tailcat_test.go6 symbols

wire.go5 symbols

disco.go5 symbols

tailcat_ssh_test.go4 symbols

webdemo/webdemo_test.go3 symbols

Dependencies from manifests, versioned

9fans.net/gov0.0.8-0.20250307142 · 1×

filippo.io/edwards25519v1.2.0 · 1×

github.com/BurntSushi/tomlv1.5.0 · 1×

github.com/akutz/memconnv0.1.0 · 1×

github.com/alexbrainman/sspiv0.0.0-2023101608002 · 1×

github.com/anmitsu/go-shlexv0.0.0-2020051411343 · 1×

github.com/aws/aws-sdk-go-v2v1.42.1 · 1×

github.com/aws/aws-sdk-go-v2/configv1.32.17 · 1×

github.com/aws/aws-sdk-go-v2/credentialsv1.19.16 · 1×

github.com/aws/aws-sdk-go-v2/feature/ec2/imdsv1.18.23 · 1×

github.com/aws/aws-sdk-go-v2/internal/configsourcesv1.4.30 · 1×

github.com/aws/aws-sdk-go-v2/internal/endpoints/v2v2.7.30 · 1×

For agents

$ claude mcp add tailcat \
  -- python -m otcore.mcp_server <graph>

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github.com/tailscale/tailcat @main

Extension points exported contracts — how you extend this code

Core symbols most depended-on inside this repo

Shape

Languages

Modules by API surface

Dependencies from manifests, versioned

For agents

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