Dev tools · alternatives · 2026
24 alternatives to Churnkey SDK
Hi, this is a really big decision for us. We spent the last 5 years refining and selling our cancel flows product suite. Our entire team uses Claude Code. So, we understand that with LLMs, a competent engineer can stand up a “good enough” version of our cancel flow product in days. And if people are going to build one, we'd rather give them one that has saved over 2 million customers and get their weekend back. What can't be vibe-coded in an afternoon is what we are here to sell.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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21st.dev▲1,211I originally built this app to organize and reuse interesting React + Tailwind components I came across on Twitter, inspired by the shadcn/ui approach. Later, a friend started contributing their own components, and it got me thinking—this could grow into something bigger, like an NPM for design engineers to share and use components. Would love to hear your thoughts!
2025 · 21st.dev · its alternatives →
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Locofy.ai▲720Hey there, I am Honey - Co-founder at Locofy. We, along with other makers, have been building Locofy.ai to help massively accelerate the builders - the designers, developers, product managers & founders, and we're excited to share it today with the HN Community. Locofy.ai simply converts designs into production-ready frontend code for web and mobile apps. It adapts to your preferred design tools, tech stack, and workflows with ease and lets you launch upto 4x faster, while letting designers design the way they want and giving high-quality responsive code that developers love. With this…
2022 · locofy.ai · its alternatives →
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Hi HN! For the past bit we’ve been building Flowglad (https://flowglad.com) and can now feel it’s just gotten good enough to share with you all: Repo: https://github.com/flowglad/flowglad Demo video: https://www.youtube.com/watch?v=G6H0c1Cd2kU Flowglad is a payment processor that you integrate without writing any glue code. Along with processing your payments, it tells you in real time the features and usage credit balances that your customers have available to you based on their billing state. The DX feels like React, because we wanted to bring…
Nov 2025 · github.com · its alternatives →
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React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https://svelteflow.dev). Ready out-of-the-box and infinitely customizable. - xyflow/xyflow
2021 · github.com · its alternatives →
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Flows▲239If you’ve ever tried building onboarding or product adoption with Appcues, Chameleon, Userflow, WalkMe, or Usetiful, you’ve probably hit the same two problems: 1. Everything is rendered with JavaScript overlays 2. Customization is a nightmare A little backstory: When I was choosing an onboarding tool for my previous project, nothing matched what I needed. So I had to build my own. With help from IntroJS I built onboarding solution that I needed: Tooltips, Modals, custom CSS, waiting for interactions, and saving the state into the database. It worked… but it took way more time than it should…
2024 · flows.sh · its alternatives →
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Frigade▲388Hey HN! Christian here, cofounder and CTO of Frigade (https://www.frigade.com). Our tool helps product and engineering teams quickly build in-app experiences like getting started checklists, product tours, account upsells, and nps surveys. Basically all the little things that can help boost your product's activation and retention rates, but that you don't really want to spend the time building from scratch. We built React UI components such as , , and and combined them with a web app that you can use to control user targeting, content management, sequencing, and more. These…
2023 · frigade.com · its alternatives →
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Bugpilot▲94Turn errors, DOM, + screenshots into an AI-ready Markdown
Jun 2026 · chromewebstore.google.com · its alternatives →
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SaveMRR▲104See how much you're losing to failed payments on Stripe
Apr 2026 · savemrr.co · its alternatives →
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Reshuffle▲173The place to share and find live open source code in seconds
2019 · reshuffle.com · its alternatives →
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WarpGrep▲114I review PRs all day and I've basically stopped reading them. Someone opens a 2000-line PR, I scroll, see it's mostly AI-generated React components, leave a comment, merge. I felt bad about it until I realized everyone on my team does the same thing. The problem is diffs are the wrong format. A PR might change how three buttons behave. Staring at green and red lines to understand that is crazy. The core reason we built this is that we feel that products today are built with assumptions from the past. 100x code with the same review systems means 100x human attention. Human attention cannot…
Dec 2025 · morphllm.com · its alternatives →
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BurnChurn▲97🔥 Reduce churn and track exit feedback for your SaaS
2018 · vuabongda.club · its alternatives →
- 15VA
Introducing v1: a free, open-source starter kit for your next project, built with insights from Midday. This monorepo is designed for rapid development, using the best tools and services available today. It includes Next.js and Supabase for a robust foundation, along with: * Sentry - Error monitoring * Resend - Email delivery * Triggerdotdev - Background jobs * Dub - Sharable links * Upstash - Cache and rate limiting * OpenPanel - Analytics * Polar - Billing * Vercel - Hosting We have handpicked the best libraries in the ecosystem: * Shadcn - UI components * React Email - Email templates *…
2024 · v1.run · its alternatives →
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Hey HN, We’re two developers (co-founders) with a team of 20 who got tired of spending hours reviewing PRs, so we built Infinitcode.ai, an AI-powered code reviewer that: - *Summarizes PRs in plain English*: No more deciphering 1,000-line diff jungles - *Catches more than bugs*: Security holes, performance pitfalls, code smells, even typos (yes, we’ll flag “vurnerabilities” and vulnerabilities) - *Zero onboarding*: Works instantly—no “let me learn your codebase for weeks” nonsense. Why we’re posting: We’re in alpha and need brutal honesty. Roast our tool, mock our UI, or tell us why AI will…
2025 · infinitcode.ai · its alternatives →
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CombatChurn▲21Cancellation flow builder for Stripe that reduces churn
2024 · combatchurn.com · its alternatives →
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Hey HN, I'm a developer and long-time OSS contributor. Over the years, I've implemented tons of headless CMSs to give product and marketing teams more autonomy. But there's always been a gap with CMSs when it comes to user interfaces. I kept running into the same issues: poor developer experience, bad performance, no support for dynamic content, and needing vendors for AB testing or personalization, which just gets messy and expensive. Versioning? One change and things break or need manual fixes. Accessing your own data? Good luck unless you're ready to pay extra. So, I built a content API…
2024 · docs.croct.com · its alternatives →
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Hey HN, I wanted to share a UI toolkit project I’ve been working on recently, born out of how difficult I found it to build a great UX on top of LLMs, and keep application state in sync. I’ve built: - A React/JS front-end library for conversational interfaces, which makes it super easy to bootstrap AI assistants and ChatGPT style UX: https://github.com/nlkitai/nlux - A set of adapters that simplify integration with AI backends such as LangServe and HuggingFace The library is highly configurable, easy to theme, supports markdown streaming (that was tough to get…
2024 · github.com · its alternatives →
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AavanamKit▲11Hey HN, I'm the creator of AavanamKit. I built this because I was tired of the endless cycle of hardcoding and tweaking invoice layouts for clients. My solution was to build a visual, drag-and-drop designer component that you can embed directly into a React app. It empowers your users to create their own templates, which can then be generated on the backend with a headless engine. The project is fully open-source, and I'd be grateful for any feedback you have on the live demo. I wrote a more detailed post about the journey here:…
2025 · aavanamkit-demo.vercel.app · its alternatives →
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Rule-based code fixes. No AI hallucinations. Just results.
Dec 2025 · its alternatives →
- 23AN
Hey friends, I've been tinkering with a project and wanted to get some feedback from you all. It's a React-based no-code test case workflow editor aimed at making API testing easier for both QA folks and developers. What It Does: No-Code Testing: Makes it easy for QA people who aren’t into coding and helps developers collaborate. Supports Complex Workflows: Can handle sophisticated environments and workflows. Easy Result Sharing: Makes it simple to share test results and troubleshoot. I've put together a playground where you can mess around with it without signing up:…
2024 · reapi.com · its alternatives →
- 24IM
Hi HN! Solo developer here. 10 days ago, I started building this after spending countless hours copying/pasting marketing sections and fighting to keep them consistent with our design system. I wondered: "What if AI could understand our design system and generate React components that actually match it?" Current progress (10 days in): - Can generate hero sections that follow your design tokens - Uses your actual component variants and styles - Works with Next.js, Tailwind, shadcn/ui It's very early days, but I'm excited to share it with other devs who: - Are tired of rebuilding…
2024 · robustlaunch.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →