Adapty
Paywalls, subscription backend and revenue analytics for apps
174 tools in our directory are marked as best for Product teams, from 27 sections: UI & Components (16), Backend Services (14), Data & Analytics (14), Documentation (12) and 23 more sections.

Paywalls, subscription backend and revenue analytics for apps

Fast JavaScript data grid with filtering, grouping and pivoting

Open source workspace for building and improving AI agents

Prioritisation, roadmaps and OKR planning for product teams

Embedded integration platform with 1,000+ app connections for SaaS


Product analytics, experiments and session replay in one place


Real-time analytics database for fast queries on streaming data

Collection of production-ready data APIs with a free API key

Hosted platform to design, prototype, document and test APIs

AI video platform for product launch videos, tutorials and demos

Notion-style block editor for React with a polished UI

Platform for tracing, evaluating and monitoring AI agents


Digital asset management for organizing, finding and sharing files

Accessible React component library with theming and dark mode



Serverless platform to build and deploy full-stack web apps

Run several coding agents in isolated cloud sandboxes

Platform for evaluating and monitoring AI apps across teams

Feature flags with targeting rules and percentage rollouts

Team workspace for writing, sharing and searching internal knowledge

Notification API for sending messages across channels

Customer engagement platform for messages across channels


Speech-to-text, text-to-speech and voice agent APIs for developers

Login and identity flows for customers, partners and AI agents

Open source avatar library and API with 61 styles

Visual platform for building AI agents, workflows and RAG apps

Modern drag and drop toolkit for React, Vue, Svelte and Solid


Open source e-signature tool that you can self-host

Knowledge base software with AI search, chatbot and editing tools

Customer research platform that analyses interviews and feedback

Free diagramming app for flowcharts with local or cloud storage

Lightweight JavaScript library for product tours and highlights

Small carousel library for smooth swiping and custom plugins

Time tracking with budgets and billing inside your project tools

Open source feedback board for feature requests and votes


File upload API and widget with image processing and a CDN

Open source feature flags with remote config and A/B tests

Open source survey and experience platform you can self-host

Form framework for React and Vue with automatic data structure

JavaScript event calendar with a free open source core

Digital experience analytics that captures every user interaction
Looking for something else? Browse the full directory.