Replacement Guide

How to Build Your Own Kit

Replace Kit with a custom build. Automated Email Marketing & Newsletter Platform

Weekend Project
45 features18 integrationsOne weekend

Estimated Timeline

Based on 45 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.

1
Setup & scaffolding
2 hours
2
Core features
4-6 hours
3
Polish & deploy
2 hours

Recommended Tech Stack

Next.js 14

Full-stack React framework with API routes and server components

Supabase

PostgreSQL database, auth, and real-time subscriptions

Tailwind CSS

Utility-first styling for rapid UI development

Resend

Transactional and marketing email delivery

Key Features to Replicate

Top features across 8 categories. See all 45 features

Email Campaigns(7 features)

Custom Email Templates

Create your own custom email templates with HTML/CSS for complete design control

Edit Links in Sent BroadcastsPremium

Fix any link errors even after you've sent your email

Email Marketing

Send personalized, engaging emails to reach your audience with high deliverability rates (99.8%) and average open rates above 40%

Email Template Library

Use pre-built email templates as a starting point to easily customize emails to fit your brand and content

Email Version HistoryPremium

Drafts are fully protected with ability to jump back to any version and see what changed with collaborative confidence

+2 more in this category

Automation(6 features)

Automated Email Sequences

Create and send a series of emails automatically, like welcome emails or a series of your best content

Content Snippets

Create reusable content snippets that can be automatically inserted into emails to save time

RSS Campaigns

Set up campaigns to automatically create and send emails when you publish new blog content and your RSS feed updates

Visual Automation Builder

Build email funnels based on user behaviors with split paths and sophisticated automation mapping

Visual Automation Template LibraryPremium

Pre-built automation email funnels to help you save time and get started with automating your marketing

+1 more in this category

Monetization(6 features)

Commerce

Sell digital products, memberships, and subscriptions directly through Kit with low fees (0.6% + CC transaction fees)

Digital Products Store

List and sell digital products with automatic delivery to buyers within minutes

Paid Newsletters

Charge subscribers access to paid newsletters on monthly, quarterly, or annual basis with gated posts

Sponsorships & Kit Ads

Monetize your newsletter with premium brand partnerships and programmatic ads with control over which brands appear

Subscriptions & Memberships

Charge for recurring subscriptions for coaching packages, sponsorships, community access, and more

+1 more in this category

List Building(4 features)

Deliver Opt-in Incentives

Offer a freebie digital file to your audience that will be delivered automatically when they sign up

Forms & Opt-in Forms

Capture subscribers with customizable opt-in forms that can be embedded as modals, sticky bars, slide-ins, or inline embeds

Newsletter Referral SystemPremium

Get a free SparkLoop plan to build a reward referral program to drive newsletter growth with $1-$5 per signup

Recommendations

Grow subscribers by cross-promoting with other creators through the Kit recommendations network

Reporting(4 features)

Analytics & Insights

Track growth with actionable audience insights and detailed list growth reporting

Deliverability ReportingPremium

Catch deliverability issues before they hurt revenue by seeing which email providers or segments are underperforming

Insights DashboardPremium

Track ROI across entire marketing funnel to see which campaigns drive revenue and which need optimization

List Growth Reporting

Detailed analytics of your audience growth showing what forms or pages people are signing up for and track unsubscribes

Integrations(3 features)

API Documentation

Get access to Kit's API to build your own integration to organize email subscribers and connect with them

Facebook Custom AudiencesPremium

Dynamically sync subscribers in Kit to your Facebook custom audiences for stronger ad targeting

Kit App Store

Connect all your creator tools so everything works together seamlessly with 100+ direct app integrations

Audience Management(2 features)

Segmentation & Tagging

Organize subscribers by entry point, interests, and actions for targeted, relevant messaging

Subscriber Engagement ScoringPremium

Identify your highest-value subscribers for sponsor pitches, VIP offers, or re-engagement campaigns

Customization(2 features)

Custom Domain

Customize your free Kit domain or connect your own custom domain so all landing pages are branded

Remove Kit BrandingPremium

Toggle off the Kit branding on landing pages, emails, and product pages for white-label experience

Cost Calculator

Keep Paying Kit

Monthly$33/mo
Yearly$396/yr
5-Year Total$2k

Build It Yourself

Est. Build Time~3 hrs
Hosting$20/mo
DifficultyVery Easy

Total Cost Comparison

1 YearSave $156
SaaS
$396
DIY
$240
3 YearsSave $468
SaaS
$1.2k
DIY
$720
5 YearsSave $780
SaaS
$2k
DIY
$1.2k

DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 45 features at very easy complexity.

Ready to Build?