ethanplusai / harvey

Autonomous sales agent that finds prospects, writes and sends cold email, reads replies, and works toward meetings using Claude Code or Codex.

Mahanaicoach / google-maps-scraper-kit

Free Google Maps scraper for lead generation. Exports phones, emails, websites and socials to CSV. Runs locally in Docker, no API keys. Claude Code skill included.

gosom / google-maps-scraper

Scrapes Google Maps listings for business name, address, phone, website, rating, reviews, coordinates, and emails via CLI, Web UI, or REST API.

omkarcloud / google-maps-scraper

Google Maps Scraper & Lead Generation Tool. Extract 50+ data points including business emails, phone numbers, and social profiles. Includes enrichment features, API access, and no recurring fees

knadh / listmonk

Self-hosted newsletter and mailing list manager distributed as a single binary, backed by PostgreSQL.

marclou / mailcheap

Newsletters where you pay for the emails you send, not for dormant subscribers, at a fraction of the price of beehiiv and the like. Open source: self-host it, or use mailcheap.ai.

eracle / OpenOutreach

Open-source AI agent for B2B lead generation — describe your product, it finds the people who fit, explains why each one does, and emails them from your mailbox. Self-hosted CLI, one install.

laramies / theHarvester

E-mails, subdomains and names Harvester - OSINT

pimalaya / himalaya

CLI to manage emails

tutao / tutanota

Tuta is an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.

resend / react-email

💌 Build and send emails using React

dittofeed / dittofeed

Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more 📨

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.

Tymeslot / tymeslot

Self-hostable meeting scheduling platform with booking pages, calendar sync, video rooms, and automated emails, built on Elixir/Phoenix LiveView.

zudochkin / awesome-newsletters

A list of amazing Newsletters

arikchakma / maily.to

Craft beautiful emails effortlessly with Maily, the powerful email editor that ensures impeccable communication across all major clients.

hexclave / hexclave

The user infrastructure platform. You choose the frontend, backend, and database. Hexclave handles everything else.

s1t5 / mail-archiver

Mail-Archiver is a web application for archiving, searching, and exporting emails from multiple accounts. Featuring folder sync, attachment support, mailbox migration and a dashboard.

mettle / sendportal

Open-source self-hosted email marketing. Manage your own newsletters at a fraction of the cost.

maizzle / framework

The modern email development framework.

udaysharmadev / Not-Ai

Not Ai isn’t just about bypassing AI detectors. It puts good writing first, creating clear, honest prose shaped by human writing standards. It’s perfect for college and school projects, LinkedIn/X posts, emails, factual articles, personal essays, social media posts, and technical documentation, especially GitHub READMEs

itrcz / calab

Open-source workspace for teams: chat, voice & video calls, task boards, wiki, file drive, calendar and even emails — in one app. Self-hosted, fast on any computer or phone.

kaifcodec / phonsint

🕵️‍♂️ Advanced phone number OSINT suite engineered for silent reconnaissance. Extracts masked emails, profile avatars and uncovers cross-platform account registrations, and enriches identity footprints with zero SMS alerts.

maildev / maildev

:mailbox: SMTP Server + Web Interface for viewing and testing emails during development.

imapsync / imapsync

Imapsync is an IMAP transfers tool. The purpose of imapsync is to migrate IMAP accounts or to backup IMAP accounts. IMAP is one of the three current standard protocols to access mailboxes, the two others are POP3 and HTTP with webmails, webmails are often tied to an IMAP server. Upstream website is

charmbracelet / pop

Send emails from your terminal 📬

AfterShip / email-verifier

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

swoosh / swoosh

Compose, deliver and test your emails easily in Elixir

shellscape / jsx-email

Build emails with a delightful DX

apache / james-project

Emails at the heart of your business logic!

TeamMsgExtractor / msg-extractor

Extracts emails and attachments saved in Microsoft Outlook's .msg files

GrapheneOS / Auditor

Hardware-based attestation and intrusion detection app for Android. It provides both local verification with another Android device via QR codes and optional scheduled server-based verification with support for alert emails. It uses hardware-backed keys and attestation support as the foundation and chains trust to the app for software checks.

OneSignal / OneSignal-Flutter-SDK

OneSignal makes engaging customers simple and is the fastest, most reliable service to send push notifications, in-app messages, SMS, and emails. This plugin makes it easy to integrate your Fluter app with OneSignal. https://onesignal.com

dawidd6 / action-send-mail

:gear: GitHub Action for sending emails

BranchMetrics / react-native-branch-deep-linking-attribution

The Branch React Native SDK for deep linking and attribution. Branch helps mobile apps grow with deep links / deeplinks that power paid acquisition and re-engagement campaigns, referral programs, content sharing, deep linked emails, smart banners, custom user onboarding, and more.

symfony / mailer

Helps sending emails

OneSignal / react-native-onesignal

OneSignal makes engaging customers simple and is the fastest, most reliable service to send push notifications, in-app messages, SMS, and emails. This plugin makes it easy to integrate your React Native app with OneSignal. https://onesignal.com

Mange / roadie

Making HTML emails comfortable for the Ruby rockstars

bbottema / simple-java-mail

Simple API, Complex Emails (Jakarta Mail smtp wrapper)

EvotecIT / PSWriteHTML

PSWriteHTML is PowerShell Module to generate beautiful HTML reports, pages, emails without any knowledge of HTML, CSS or JavaScript. To get started basics PowerShell knowledge is required.

engigu / Message-Push-Nest

🕊️ Message Nest - 打造个性化消息推送平台，整合邮件、钉钉、企业微信、自定义webhook等多种通知方式。定制你的消息，让通知方式更灵活多样。 🕊️ Message Nest - Craft your personalized message push hub, seamlessly integrating notifications from emails dtalk and so on. Tailor your messages for a flexible and diverse notification experience.

phpList / phplist3

Fully functional Open Source email marketing manager for creating, sending, integrating, and analysing email campaigns and newsletters.

MattKeeley / Spoofy

Spoofy is a program that checks if a list of domains can be spoofed based on SPF and DMARC records.

BranchMetrics / ios-branch-deep-linking-attribution

The Branch iOS SDK for deep linking and attribution. Branch helps mobile apps grow with deep links / deeplinks that power paid acquisition and re-engagement campaigns, referral programs, content sharing, deep linked emails, smart banners, custom user onboarding, and more.

thunderbird-conversations / thunderbird-conversations

An extension for Thunderbird that allows you to view threads as "real" conversations, including your own emails. This extension also adds a bunch of useful UI features in the conversation view.

joshswan / react-native-autolink

Automatic linking of URLs, phone numbers, emails, handles, and even custom patterns in text for React Native

linagora / tmail-flutter

A multi-platform (Flutter) application for reading your emails, with your favorite devices, using the JMAP protocol!

OneSignal / OneSignal-Android-SDK

OneSignal makes engaging customers simple and is the fastest, most reliable service to send push notifications, in-app messages, SMS, and emails. This plugin makes it easy to integrate your native Android or Amazon app with OneSignal. https://onesignal.com

resend / resend-mcp

The official MCP server to send emails and interact with Resend

OneSignal / OneSignal-iOS-SDK

OneSignal makes engaging customers simple and is the fastest, most reliable service to send push notifications, in-app messages, SMS, and emails. This plugin makes it easy to integrate your native iOS app with OneSignal. https://onesignal.com

suvamneog / jobradar

Watches company job boards, scores openings against your resume, and emails you when something worth applying to shows up.

adityajha2005 / yc-outreach

Pick a YC batch, get founders and likely emails, write personalised cold emails from one template. Free, stdlib Python + one HTML file, deploys on Vercel.

fazlerocks / jevmail

Open-source AI email triage for Gmail. Sorts your inbox into Needs reply, Updates, Promos, Sales and Spam with Jev, TypeSafe AI's decision model, via Vercel AI Gateway. Read-only, runs locally, 1,000 emails in about a minute for 3 cents.

OneInterface / stormy-cookbook

Open-source cookbook for the Stormy Social Data API and MCP server (Model Context Protocol) — one REST API for the TikTok API, YouTube API, Instagram API, LinkedIn API, X (Twitter) API and Reddit API. Search creators, resolve profiles, read posts and find verified emails from Claude, Cursor, Codex, ChatGPT or curl. One key, no scrapers.

Avinashistoocool / Agnostos-v2

Agnostos: AI research internship outreach CLI. Finds professors matching your resume, drafts honest cold emails, sends them paced, tracks and drafts replies.

PlankWorldReproduce / Hotmail-Checker-Email-Grabber-All-imap-and-Hotmail-checker

—

shareefmx / minomeet

Minomeet is a modern AI Minutes of Meeting (MOM) assistant built with React, TypeScript, and Node.js. It captures microphone and system audio, provides live real-time transcription, and synthesizes structured Executive Summaries, Key Decisions, Action Items, AI chat and follow-up emails.

dtonon / outis

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

tooladda-online / redact-pdf

Redact PDF — Black out names, emails, phone numbers, ID numbers, and confidential text from any PDF — with manual drawing, keyword/regex search, built-in sensitive-data presets, and OCR for scanned pages. Every redaction is burned into the page as pixels, not covered with a shape, so nothing can be recovered. Free on ToolAdda.online.

bee-san / pyWhat

🐸 Identify anything. pyWhat easily lets you identify emails, IP addresses, and more. Feed it a .pcap file or some text and it'll tell you what it is! 🧙‍♀️