binwiederhier / ntfy

Send push notifications to your phone or desktop using PUT/POST

heartleo / zlib

A command-line tool for Z-Library. Search, download, send to Kindle, and integrate with AI agents.

schollz / croc

Easily and securely send things from one computer to another :crocodile: :package:

NdoleStudio / httpsms

Send and receive SMS messages using your Android phone programmatically via a simple HTTP API

ygelfand / echolocal

Turn an Amazon Echo Dot or Echo Show into a fully local Home Assistant voice satellite, media player, display and Bluetooth proxy. No Amazon, no cloud.

floatpane / matcha

A beautiful and functional email client for your terminal, built with Go and the charming Bubble Tea TUI library. Never leave your command line to check your inbox or send an email again!

goposta / posta

Self-hosted email delivery platform that enables applications to send emails via HTTP APIs while handling SMTP delivery, templates, storage, security, and analytics. Fully self-hostable alternative to services like SendGrid or Mailgun.

gotify / server

A simple server for sending and receiving messages in real-time per WebSocket. (Includes a sleek web-ui)

nikoksr / notify

A dead simple Go library for sending notifications to various messaging services.

charmbracelet / pop

Send emails from your terminal 📬

openclaw / wacli

WhatsApp CLI: sync, search, send

Notifuse / notifuse

Open-source, self-hosted newsletter, email marketing and transactional email platform. Visual MJML editor, Liquid templating, 7 sending providers.

gen2brain / beeep

Go cross-platform library for sending desktop notifications, alerts and beeps

AfterShip / email-verifier

:white_check_mark: A Go library for email verification without sending any emails.

wneessen / go-mail

📧 Easy to use, yet comprehensive library for sending mails with Go

hookdeck / outpost

Open Source Outbound Webhooks and Event Destinations Infrastructure

abahmed / kwatch

Kubernetes incidents, explained. kwatch traces every cluster failure back to its root cause and sends one message: what broke, why, who changed it, and what to do next. Source available (ELv2).

gokrazy / rsync

rsync in Go! implements client and server, which can send or receive files (upload, download, all directions supported)

equinix-labs / otel-cli

OpenTelemetry command-line tool for sending events from shell scripts & similar environments

xhit / go-simple-mail

Golang package for send email. Support keep alive connection, TLS and SSL. Easy for bulk SMTP.

finbarr / yolobox

Let your AI go full send. Your home directory stays home.

max-baz / yubikey-touch-detector

A tool to detect when your YubiKey is waiting for a touch (to send notification or display a visual indicator on the screen)

nickelsec / bough

Claude Code, Codex and Pi write down everything you do. bough draws it and prices it: a day, the work inside it, every prompt, and what each piece cost. One Go binary, runs on your machine, sends nothing anywhere.

ide-digital / nulltrace

Local-first privacy toolkit. Map yourself against 400+ data brokers, send CCPA/GDPR deletion mail, and check password dumps. The vault never leaves your machine.

drumandbytes / eraser

Free, open-source data broker removal tool: send GDPR/CCPA opt-out requests to 700+ data brokers automatically. Maintained continuation of digisamroc/eraser.

kongesque / line-cli

💬 Unofficial LINE CLI for personal accounts. Send messages, share files, and automate LINE with JSON. macOS, Linux, Windows. Go + Letter Sealing E2EE.

dtonon / outis

Fight spam by generating and sending a fake "user unknown" bounce emails

esrrhs / pingtunnel

Pingtunnel is a tool that send TCP/UDP traffic over ICMP