Support for Every Stage of the Inbox Journey

Amazon Associates – Amazon’s massive affiliate program allowing creators to earn commissions on product referrals.

AWIN – Global affiliate network used by content publishers.

Bookshop.org – Supports independent bookstores by offering affiliate links for book sales.

BrandCycle – Aggregator platform connecting creators with nearly 700 brands, providing affiliate links and campaign opportunities.

Button - Mobile commerce and affiliate platform that connects publishers with brands, enabling performance-driven partnerships and optimized in-app conversions.

CJ – Affiliate network with thousands of brands across retail, B2B, and more.

EngageYa – Audience engagement and content recommendation tool.

FlexOffers – Curated affiliate offers for content creators across verticals.

Geniuslink – Smart affiliate linking with geo-targeting and device-based redirects.

GetLasso.co – Optimized affiliate display blocks for newsletters and blogs.

Impact – Partnership management and affiliate marketing platform.

Kids Bowl Free – Affiliate program promoting free kids' bowling passes through partner sites.

Lasso – Affiliate link management plugin with performance analytics.

Partnerize – Affiliate marketing and partner management platform.

Post Apex – AI-powered social content platform with a referral program for affiliates.

Rakuten – Affiliate network offering monetization options for content publishers.

Refersion – Custom affiliate program builder for newsletters with niche products.

RewardStyle (LTK) – High-converting affiliate program for fashion and lifestyle newsletters.

SafeGraph – Location data provider offering referral commissions to platform partners.

ShareASale – Affiliate platform for digital and physical products.

Skimlinks – Automatically monetize editorial content with affiliate links.

SOVRN – Monetization and affiliate tools for publishers.

The Streamable – Content site that includes affiliate revenue via deals and streaming guides.

Thrasio Creator Program – Product sampling + affiliate-style creator partnerships to promote Amazon aggregator brands.

VigLink (now Sovrn Commerce) – Converts ordinary product links into affiliate links.

Zoidii – Lightweight affiliate platform for niche content creators.

ChatGPT - AI tool for general AI needs, plus Custom AI tools and assistants.

Content at Scale – AI long-form blog/content generator used to support SEO.

CopyMonkey – AI tool for ecommerce copywriting (used in shoppable newsletters).

Descript AI Overdub – Clone voices for podcast or audio newsletter use.

Durable AI – Create newsletter-specific microsites or business sites with AI.

Flowrite – Turn bullet points into full email responses and replies.

Fotor – AI design and photo editing for marketing visuals.

Gemini – Included with all Google accounts; the base level can generate images or graphics in addition to supporting general AI needs, like initial research, copyediting, notetaking and transcribing during calls, etc.

GetResponse – All-in-one marketing and email platform including automation workflows, landing pages, webinars, and ecommerce tools.

Grammarly – AI writing assistant to improve clarity, tone, and grammar in email copy.

Headlime – AI tool to generate headlines, subject lines, and CTAs for email marketing.

Invideo – AI-powered video creation platform for short content and promos.

Jasper.ai – AI writing assistant for long-form and marketing content.

Lex.page – Minimalist AI writing tool great for drafting newsletters.

Media CoPilot - AI assistant built for newsletter operators; supports ideation, planning, writing, and monetization strategies.

Mixo.io – Instantly builds landing pages from short descriptions.

Omnisend – Ecommerce‑focused email + SMS marketing platform with advanced automation, product embeds, and segmentation. Highly popular among Shopify merchants.

Perplexity – AI-powered search engine and research assistant, ideal for content creation, sourcing, and audience trend analysis.

Pictory – AI tool that turns scripts and blog posts into short-form videos.

PromptLoop – Run GPT-4 directly inside spreadsheets to generate content variations.

Typeshare – Repurpose content ideas across email and social using AI-assisted templates and formatting.

Writer.com – AI writing tool with enterprise-style control and style guides.

Adcellerant – Platform for audience targeting and ad campaign management.

Apollo – B2B lead generation and sales intelligence platform useful for growing newsletter subscriber lists through outreach.

Audience Bridge - Platform that helps newsletter publishers scale high-performing email lists with tools like Smart Pixel to convert anonymous site traffic into verified, high-intent subscribers, plus deliverability services to safeguard sending reputation and inbox placement.

Audience Builder – Tool for building custom audience segments based on behavior, geography, and other attributes.

Audience Republic – Referral and viral campaign platform to grow email subscribers via events and social integrations.

beehiiv Boosts – Paid recommendation marketplace where newsletters can pay for subscriber acquisition.

Benchmark Email – User-friendly email marketing platform with drag‑and‑drop builder, automation, and basic CRM features. Great for small teams or first-timers.

Birdie – AI-driven surveys and feedback tools to understand reader sentiment.

Bouncer – GDPR-compliant email verification tool to maintain list hygiene and deliverability.

Clay – Data enrichment and automation tool that helps you build detailed audience lists from multiple sources with AI workflows.

CleverReach – European-based email marketing software with strong GDPR tools, automation workflows, and integrations with ecommerce platforms.

ConvertKit Creator Network – Audience-sharing network and growth tools for independent creators.

Digioh – Lead capture tools (popups, forms, quizzes) to grow newsletter lists.

EmailListVerify – Email validation service to clean and protect your list quality.

MailerCheck – Email verification and list-health tool from MailerLite.

Mailjet – Collaborative email marketing and transactional email platform with real-time editing and multilingual team tools. Now part of Sinch.

Mailmodo – AMP email platform allowing interactive emails for forms, surveys, and more.

Octane AI (Quiz Growth Tool) – Interactive quizzes that drive newsletter subscriptions.

Omeda – First-party audience data platform used by publishers to manage email, subscriptions, behavioral tracking, and segmentation.

OneSignal – Push notification platform for re-engagement and audience growth.

OptinMonster – Lead-gen tool with popups, scroll boxes, and exit-intent modals to grow your list.

PostUp – Enterprise email marketing platform focused on media brands, with strong deliverability tools.

SparkLoop – Referral engine that incentivizes subscribers to share and grow your list.

SparkLoop Reactions – Reader feedback widgets to gauge what content resonates most.

SparkPost (Bird Email) – Email delivery and analytics platform known for inbox placement optimization.

The Feed Media – Performance marketing agency that helps newsletters monetize by attracting blue‑chip advertisers and optimizing email ads and nurture flows.

Traffic Grid – A newsletter growth network that helps you swap traffic with other publishers to grow subscribers.

Truly Inbox – Email deliverability and list management solution.

Validity – Suite of deliverability and list quality tools (e.g., Everest) to improve inbox placement.

Zoho Campaigns – Part of the Zoho suite—offers email campaigns, segmentation, and automation. Great for businesses already using Zoho CRM or apps.

Atomicon – Small business and content marketing event with sessions on audience growth, branding, and community building.

B2B Forum – MarketingProfs’ annual event focused on B2B marketing, featuring strategy, content, and demand generation.

Content Entrepreneur Expo (CEX) – Run by The Tilt, this conference supports creators turning newsletters, podcasts, and other content into sustainable businesses.

Craft + Commerce – Hosted by ConvertKit, this event gathers creators and entrepreneurs to share strategies for newsletters, storytelling, and audience-driven businesses.

Deliverability Summit – Organized by the team behind Email Industries, this summit focuses on deliverability, list management, and sender reputation.

DigiMarCon Series – Global series of digital marketing, media, and advertising technology conferences.

Digital Marketing World Forum (DMWF) Global – Covers digital marketing, social, commerce, and data-driven strategies with global industry leaders.

Digital Summit – A nationwide conference series produced by Naylor Association Solutions, covering digital marketing, SEO, content, and email strategy.

Email Camp: MessageMania – Hosted by Mailjet, this interactive event explores email design, creative strategy, and campaign performance.

Email Innovations World – Produced by Rising Media, this event focuses on new tools, automation, and personalization in email marketing.

Email Insider Summit – MediaPost’s invite-only event for senior email marketers to discuss data, consumer engagement, and strategy.

Email Marketing Automation Summit (EMAS) – Concentrates on automation, personalization, and AI in email campaigns.

FWD – Mailchimp’s flagship event exploring creative marketing, brand storytelling, and the future of email.

Global Email Marketing Summit – Hosted by the Email Company, this virtual event highlights email deliverability, trends, and best practices.

GURU Conference – Presented by iPost and partners, this free virtual event provides practical insights on email and marketing automation.

Inbound – HubSpot’s annual event on inbound marketing, CRM, and customer experience.

Inbox Expo – Produced by emailexpert, this conference covers email marketing, deliverability, and customer engagement across industries.

Litmus Live – Training and insights on email design, testing, and performance optimization.

MailCon – Industry event for email marketing, affiliate marketing, and lead generation professionals.

OMR Festival – Europe’s largest digital marketing and media event, featuring industry leaders, networking, and innovation showcases.

Social Media Marketing World – Produced by Social Media Examiner, this conference explores social media trends, content, and advertising strategies.

State Of Search – Hosted by DFWSEM, this event focuses on SEO, paid media, and digital marketing best practices.

The Advanced Email Conference – Run by Global Insight Conferences, this event delivers advanced sessions on email optimization and strategy.

The Canadian Email Summit – Organized by Inbox Marketer and partners, this event explores email deliverability, compliance, and Canadian market best practices.

The MarTech Summit – Hosted by BEETc, this event gathers senior marketers to explore technology, data, and customer experience.

The Newsletter Conference – Organized by Workweek, this event is dedicated to newsletter operators and publishers, focusing on growth, monetization, and community.

The Newsletter Marketing Summit – Produced by iStack Conferences, this event offers practical sessions on newsletter growth, ad revenue, and content strategy.

Unspam – Hosted by Really Good Emails, this conference focuses on ethical marketing, email design, and copywriting best practices.

Adobe Stock – Professional stock photos, vectors, and video assets.

Beefree – An email design builder, making it easy to create templates and collaborate with drag-and-drop actions.

Canva Magic Write – AI writing tool integrated into Canva’s design platform.

Copy.ai – AI-powered content generator for newsletter intros, promos, and ads.

Descript – Audio/video editing with AI tools for content repurposing.

Envato Elements – Subscription-based creative asset library including graphics, templates, and music.

Feedly – RSS reader for sourcing and curating industry content (free version available).

Figma – Collaborative design workspace useful for crafting email layouts.

FreePik – Free and premium assets for illustrations, vectors, and more.

Headline Studio (CoSchedule) – Optimize subject lines and headlines for clickthrough.

Inoreader – AI-assisted aggregation tool; includes sophisticated source filtering, subscription, and annotation features.

ISSUU – Digital publishing tool for turning long-form content into flipbooks or visual content.

Kapwing – Collaborative content creation platform (videos, memes, etc.).

Knight Lab – Free project and storytelling tools for levelling up content with interactive multimedia (e.g. before and after sliders, audio clips, and timelines).

Lucid – Diagramming and visual thinking tool, helpful for planning or embedding charts.

Notion – Editorial planning, notes, research, and team collaboration in one place.

Puzzel – Customer interaction tool that includes quizzes, polls, and interactive modules.

Puzzle Me – Embeddable puzzle platform to add games to your newsletter.

Sniply – Add call-to-actions to any article you link to in your newsletter.

The Sample – Lets users discover newsletters by topic; newsletter operators can grow reach through swaps.

Tome – AI-powered storytelling and content creation tool.

Typefully – Great for drafting and formatting social posts and threads from newsletter content.

Zebracat – Short-form video ad creation to sell newsletter ad inventory visually.

Zubtitle – Subtitle and format short-form video for newsletters and social posts.

ActiveCampaign – Advanced automation, CRM, and audience segmentation capabilities.

AWeber – Legacy ESP with newer creator-focused tools and landing pages.

Beehiiv – Newsletter platform with built-in monetization, referral, and audience tools.

Brevo (formerly Sendinblue) – all‑in‑one marketing platform offering email, SMS, automation, CRM features, and strong analytics.

Buttondown – Lightweight, developer-friendly newsletter tool with built-in privacy focus.

Campaign Monitor – Professional ESP with visual automation, segmentation, and analytics.

Constant Contact – Legacy ESP known for templates, event marketing tools, and beginner-friendly email automation. Popular with small businesses and nonprofits.

Drip – Ecommerce-first ESP with automation and segmentation tailored to online sales.

Emma – Email tools are supportive for scalable editorial and marketing-focused products.

Flodesk – Email marketing platform focused on design-forward templates and automation for creators and small businesses.

Ghost – Open-source CMS and email platform designed for paid content and newsletters.

Kit (formerly ConvertKit) – ESP built for creators with robust automation and monetization tools.

Klaviyo – Powerful ESP for newsletters with ecommerce integrations, ideal for product-centric publishers.

Letterhead - Monetization, publishing, and audience management tool for community-based newsletters.

LiteMail AI – LiteMail AI is an AI-powered email assistant that helps users write, rewrite, personalize, and improve emails faster. It makes professional email communication simple, clear, and effective.

Mailchimp – Long-standing email platform with broad integrations and templates.

MailerLite – Affordable ESP with drag-and-drop editor and automation, popular among creators.

MailerSend – Transactional email tool designed to work alongside MailerLite.

Moosend – Budget-friendly ESP with strong automation and ecommerce features.

Sailthru – Cross-channel personalization and email marketing platform built for media and retail brands, offering tools for automation, segmentation, and lifecycle messaging.

SendGrid – Cloud-based email delivery and marketing platform by Twilio, offering transactional and marketing email at scale.

Sendlane – AI-enhanced email automation and analytics for digital content and ecommerce.

AdThrive – Programmatic ad network for publishers, ideal for large audiences.

Affirm for Business – Buy now, pay later service for e-commerce-integrated newsletters.

ConvertKit Commerce – Simple checkout system built into ConvertKit for newsletters selling digital products.

Kevel – Build your own ad server or native ad solution with developer-friendly APIs.

Lemon Squeezy – Payment and tax-friendly eCommerce for digital products and subscriptions.

Orderly Emails – Shopify email editor to improve post-purchase and promotional emails.

QuickBooks – Accounting platform to manage revenue and payouts.

Tipalti – Automates payouts and revenue disbursement for creator-driven businesses.

DigiDay – Covers the intersection of media, marketing, and technology, with in-depth reporting on trends in digital publishing, advertising, and audience development.

Growth in Reverse – Newsletter case studies breaking down growth levers and tactics.

Inbox Collective – Newsletter growth consultancy and resource hub from Dan Oshinsky.

Indie Hackers – Creator and founder community with strong threads on newsletter monetization.

LetterLand Podcast – This podcast explores the future of newsletters, digital publishing, and community-driven media through conversations with operators and industry experts.

Marketing Brew – A daily newsletter from Morning Brew that breaks down the latest news and insights in marketing, advertising, and branding in a witty, digestible format.

Media Growth Lab – Newsletter and Slack community focused on publisher growth and monetization.

Media Voices Community – Slack + newsletter + podcast focused on sustainable digital media.

MediaRadar – Ad intelligence platform offering insights into newsletter sponsors.

MediaTalks Slack Group – Invite-only but valuable conversations among media professionals.

NewsBreak – Local news aggregator with newsletter and syndication potential.

Newsletter Crew – Community and resource site for solo newsletter operators.

Newsletter Operator Podcast – Interviews and case studies with newsletter founders.

Nextdoor – Hyperlocal platform for neighborhood-level newsletters and community building.

ReallyGoodEmails – A curated treasure trove of email inspiration from the best senders in your industry.

Reletter – Discover and analyze newsletters for inspiration or competitive research.

Simon Owens's Media Newsletter – Deep dives into monetization, content, and growth.

The Assist – Newsletter for professionals about productivity, wellness, career insights.

The Creator Economy by Peter Yang – Covers newsletter operators and solo creators.

The Fix – European-focused media analysis with regular newsletter business coverage.

The Rebooting - Newsletter and podcast by Brian Morrissey focused on sustainable digital media business models.

The Tilt – Education and community for content entrepreneurs, with email-specific training.

They Got Acquired – Tracks small and mid-sized media and creator business acquisitions, with case studies and benchmarks.

This Week in Newsletters – Curated news, trends, and tactics for newsletter operators.

Udemy – Online courses covering newsletter marketing, design, and monetization.

Workweek – Media company producing personality-driven newsletters and podcasts across business verticals. Also known for scaling newsletter revenue.

A Media Operator – Frequent analysis of the business case behind newsletter acquisitions and mergers.

Axios Media Trends – Reporting on newsletter business models, consolidations, and VC activity.

Axios Pro Rata – Daily breakdown of deal activity, including media and tech acquisitions.

Backyard Ventures – Partnership and sponsorship agency that connects creators, including newsletter operators, with premium brand deals and monetization opportunities.

CB Insights – Market intelligence platform that tracks funding and newsletter-related verticals.

Crunchbase – Startup and media company funding, M&A, and investment database.

Dealroom – European-centered database that includes newsletter-related startups and M&A.

MediaTalks by KPMG – Analysis of media transactions and market shifts, occasionally covering newsletters.

PitchBook – Investment database tracking funding, acquisitions, and exits (paid).

Semafor Media – Regular coverage of high-profile newsletter and digital media moves.

Simon Owens Newsletter – Commentary and analysis on newsletter business models, including M&A trends.

The Ankler – Covers creator economy and newsletter media deals with insider insight.

The Information – Deep reporting on private media and creator economy M&A and funding activity.

The Media Operator Deal Memo – Premium reporting and commentary on private newsletter/media deals.

Ad Sales as a Service – Outsourced ad sales partner that helps newsletters monetize via direct-sold advertising, handling outreach, negotiation, and placement logistics.

Admailr – Dynamic ad-insertion tool for email newsletters.

Buy Me a Coffee – Tip jar model for independent creators and writers.

Carbon Ads – High-quality, developer- and design-focused ad network.

CollabWORK – Platform that helps newsletters generate revenue by embedding curated job boards and sponsorship-driven hiring opportunities.

Givebutter – Fundraising and donation platform used by independent newsletter creators.

Gumroad – Monetization for digital content, especially used by newsletter creators.

Hecto – Newsletter advertising marketplace enabling creators and sponsors to buy, sell, and manage ad space.

InboxBird – Advertising & sponsorship placement platform for indie newsletters.

Kevel – API-first ad server to build custom newsletter ad solutions.

Letterhead Ads Exchange – Programmatic newsletter ad exchange built by Letterhead.

Letterwell – Connects newsletters with brands for native ad placements.

LiveIntent – An email marketing and monetization platform to serve programmatic and native ads within newsletters, offering real‑time ad serving, identity‑based targeting, and publisher analytics tools designed to boost CPMs, yield and campaign performance.

MadRev – Monetization and ad operations platform helping publishers maximize revenue through yield optimization, programmatic integrations, and custom ad strategies across newsletters and owned media.

Media Intercept – Ad sales and marketing service platform.

Media Mobilize – Ad marketplace and monetization services for content publishers.

MediaRadar – Ad sales intelligence and prospecting tools.

Megahit – B2B newsletter subscriber enrichment to tell sponsors who is reading, to send targeted sponsored emails, to find sponsors among your audience, and more.

Memberful – Membership software (by Patreon) to monetize newsletter content behind paywalls.

MonetizeMore – Ad optimization platform (PubGuru & Traffic Cop) that helps publishers boost ad revenue.

Outvoice – Freelancer and contributor payment tool integrated with content publishing.

Passendo – Email ad serving and campaign management platform, helping publishers and media companies monetize newsletters with native in-email advertising.

Passionfroot – Manages newsletter sponsorships, bookings, and pricing in one dashboard.

Patreon – Membership platform for building recurring revenue from superfans and readers.

Paved – Platform for monetizing your newsletter through native advertising.

Payhip – Sell digital downloads, memberships, and courses directly from your newsletter.

Promoly – Email promotion tool that integrates audio, visuals, and sponsor links.

RevContent – Native advertising and content recommendation platform that helps publishers drive revenue with high-performing ad widgets placed in newsletters and on-site content.

SourceKnowledge – Commerce media and programmatic platform.

Sponsy – Newsletter and podcast sponsorship marketplace.

StackCommerce – Commerce content solution for monetizing product-based content.

Strikepoint – (Likely ad-tech or analytics; please confirm to ensure correct placement.)

Swapstack – Marketplace connecting newsletters with advertisers and sponsorships.

Wellput.io – Creator monetization platform offering affiliate campaigns, sponsored content opportunities, and performance-based brand partnerships, tailored for newsletters and niche publishers.

Who Sponsors Stuff – Shows real brand campaign and sponsorship data across media.

Written Word Media – Marketing platform connecting authors with readers through newsletters; a useful monetization and traffic-driving partner for book-focused or affiliate-heavy newsletters.

Zine – Self-serve ad platform to sell sponsorships directly.

Ad Orbit (Aysling) – Ad management software used by publishers.

Asana – Task and project management platform.

Basecamp – Communication and planning tool often used by media companies.

Bitly – Link management platform that shortens URLs, tracks clicks, and ensures affiliate or partner tracking links don’t break across email clients.

Box – Cloud content collaboration for design, editorial, and operations teams.

Brandfolder – Centralize brand assets for use in newsletter design and ad creative.

Calendly – Easy meeting booking tool for sponsor or partner calls.

Canva – Design tool to create branded email headers, social cards, and more.

CitySpark – Hyperlocal event content engine that can support localized newsletter engagement.

ClickUp – Project management system used for editorial calendars and production.

Clockify – Track time across newsletter creation and sales workflows.

Descript – For repurposing content or doing async team updates.

DocuSign – Digital signature platform for partnership and ad agreements.

Email Love – Email design inspiration, code snippets, and UX tips for modern newsletters.

Evernote – Used for notes, research, and web clippings for content ideas.

EZ Gif – Used to build, compress and optimize GIFs for email viewing.

Fathom Analytics – A privacy-first alternative to Google Analytics with a focus on fast, clear insights.

Google Workspace – Cloud-based tools (Docs, Sheets, Drive, Gmail) for team collaboration.

Kit – Creator-focused email marketing platform with automation and segmentation.

LastPass – Password management tool for sharing credentials securely across teams.

Letter Operators – Newsletter operations agency that supports founders and publishers with writing, strategy, distribution, monetization, and systems setup.

Litmus – Email testing and analytics platform to optimize rendering across clients and devices.

Loom – Async video messaging for team updates and product walkthroughs.

Miro – Collaborative whiteboard for campaign or product planning.

Monday.com – Project management tailored to content teams.

Notion – Used by editorial teams for content planning and production workflows.

PandaDoc – Proposal and contract tool, often used in newsletter sales.

Parcel – A robust email coding environment for testing, previews, and collaboration.

Pexels – Free-use stock photos for content needs.

Proxi - Map and directory embed tool used to create sponsored local content.

PublicInbox – Search and explore newsletter archives to study layouts, CTAs, tone, and pacing.

Saleshandy – Cold email and outreach platform.

Slack – Communication tool widely used by editorial, product, and business teams.

Tableau Cloud – Business intelligence platform for building dashboards and tracking newsletter KPIs.

Teampay – Spend management tool to control ad or content-related purchases.

ThriveLetter Studio – Builds and manages newsletters for publishers and founders, covering strategy, design, setup, and analytics.

Trainual – Knowledge base and SOP platform for newsletter onboarding and documentation.

Trello – Kanban-style task manager useful for managing publishing queues.

Typeform – Conversational form builder to create audience surveys, giveaways, and signups.

Adestra – An email marketing platform that streamlines campaign creation and automation with tools for design, segmentation, personalization, and analytics, helping businesses improve deliverability and optimize their email strategy in one unified system.

Adobe Creative Cloud – Suite of creative tools for design, editing, and web content.

Ahrefs – SEO tool to grow organic traffic and optimize newsletter landing pages.

Airtable – Used by many teams to manage editorial calendars and sponsorship pipelines.

Algolia – Add custom search to newsletter archives or topic landing pages.

Avalara – Sales tax automation platform for digital goods and merch sales.

Brightspot – CMS with personalization and targeting features for email content delivery.

Broadstreet - Newsletter-friendly ad server for local and regional publishers.

Chartbeat – Real-time analytics for editorial optimization.

Cloudflare – CDN and security layer for newsletter sites and domains.

CollabWORK – AI-enabled internal job board and collaboration platform that can help publishers streamline internal workflows and gig-based content staffing.

Contentful – API-first CMS ideal for complex newsletter/web integrations.

Deveire – Enterprise software development and CMS integration partner, specializing in platforms like Brightspot and bespoke content management solutions.

Github – Version control and development platform for technical teams.

GoDaddy – Domain management and hosting platform.

Google Analytics – Web analytics platform to track audience behavior.

Google Marketing Platform – Suite of advanced analytics and ad tools.

Google Merchant Center – Upload product feeds for email-linked ecommerce campaigns.

Google Tag Manager – Tagging and tracking platform to measure conversions and growth.

HubSpot CRM – Manage leads, track sponsors, and segment newsletter readers.

LookerStudio – Data visualization tool.

ManyChat – Messenger automation that can link to newsletter signups.

Matomo – Open-source analytics alternative to Google Analytics.

Meta for Business – Schedule social media posts to Facebook + Instagram, and pull performance analytics on past posts.

Mosyle – Apple device management platform for internal tech teams.

Netlify – Build and deploy fast static sites (e.g., newsletter archives).

Qualtrics – Survey and experience management platform to collect feedback, run polls, and analyze audience insights.

Revue – Legacy reference for curated content newsletters.

Second Street – An interactive promotions platform that helps publishers and brands engage audiences, grow databases, and drive revenue through contests, quizzes, ballots, and other customizable campaigns.

Segment – Unified customer data platform to sync newsletter data across tools.

SmartJobBoard – White-labeled job board software to expand newsletter offerings.

Substack – Publishing platform focused on paid subscriptions and writer-centric design.

Supabase – Open-source backend for newsletter and subscriber apps.

Supercast – Tool for adding subscriber-only podcast content to a newsletter business.

Tally.so – Lightweight form builder for lead gen or feedback.

TinyLetter (legacy) – Still used by some indie creators for simple emails.

Zapier – Automation platform to link CRM, email, forms, and analytics across tools.

ZoomInfo – B2B data platform that can help with audience segmentation and lead gen.