Marketing
Email, social and growth tools for reaching an audience.
80 products
Universal sharing platform for websites and apps that provides share buttons for visitors.
Open sourceApache SpamAssassin
Contact salesOpen-source spam filter for system administrators.
Free planOpen sourceMastalab is a multi-account Mastodon client with minimal dependencies and no tracking.
Open sourcephpList
$1/moPowerful email marketing with specialist support and tailored pricing, powered by Open Use
Free planOpen sourceNovu
$30/moOpen-source notification and agent communication infrastructure for products and AI agents
Free planOpen sourcePrivacy Badger
FreeA free browser extension that stops advertisers and other third-party trackers from secret
Free planOpen sourceQuickChart
$40/moGenerate chart images through a single API call for embedding anywhere.
Free planOpen sourceMarginalia Search
Contact salesIndependent search engine for non-commercial, content-rich websites
Free planOpen sourcePhoton
$25/moBring your agents to iMessage, WhatsApp, Telegram, Slack, and beyond
Free planOpen sourcePostiz
$29/moAgentic social media scheduling platform where AI agents plan, generate and publish posts,
Open sourceMailing list manager core, web user interface, web archiver, and REST API bindings
Open sourceFast, scalable enterprise mail and groupware server with ESMTP, IMAP, POP3, and webmail.
Open sourceBogofilter
FreeBogofilter is a mail filter that classifies mail as spam or ham (non-spam) by a Bayesian (
Free planOpen sourceFlexible membership and subscription management PHP script for setting up paid-membership
Open sourceOpnForm
$25/moBuild forms, surveys and workflows with unlimited responses on every plan, including free.
Free planOpen sourceOpenSIPS
FreeOpen Source SIP proxy/server for voice, video, IM, presence and any other SIP extensions.
Free planOpen sourceOpenSEO
$10/moOpen-source SEO platform covering keyword research, backlinks, rank tracking, and site aud
Open sourceWebbkoll
Contact salesCheck what data-protecting measures a site has taken to help you exercise control over its
Free planOpen sourceKeila
$8/moOpen-source newsletter tool for managing contact lists and sending email campaigns, self-h
Open sourcePlunk
FreeOpen-source email platform for transactional email, marketing campaigns, and automated
Free planOpen sourceWSMS
FreeSMS notifications, two-factor authentication and marketing campaigns for WordPress sites
Free planOpen sourceBlock AIs and web scrapers from reading your text with invisible Unicode characters
Open sourceOpen source content management system for building, monitoring and updating websites
Open sourceTracardi
Contact salesAn open-source customer data platform for unifying and orchestrating data.
Free planOpen sourceBenchmark Heaven
FreeThe most detailed cost–capability analysis in AI. Every model. Every Benchmark. Actual Lic
Free planOpen sourceExecutor
FreeLaunch Anything, Instantly. Executor the desktop workflow application for Windows.
Free planOpen sourceA list of community-built, third-party tools that can be used to improve page performance
Free planOpen sourceProTip
$5/moSupport content creators automatically based on how much time you spend enjoying theirwork
Open sourceKrayin
$20/moOpen source CRM built on Laravel for managing leads, customers and sales
Free planOpen sourceInbox Academy
$29/moEvery inbox is a classroom. Deliver courses, quizzes, and assignments straight to your
Free planOpen sourceEvent Schedule
$5/moOne page for your events and your open hours. Sell tickets and take bookings with zero fee
Free planOpen source