# Raintree Technology > A product studio building privacy-first apps, custom software, and open source tools. Raintree Technology builds apps, provides development services, and maintains open-source tools. Founded in 2023 and based in San Francisco, CA. Primary tech stack: TypeScript, React, Next.js, Bun. ## Apps - [Clarity](https://useclarity.app): Track your investments across banks, crypto, and brokerages. Your data stays encrypted. Only you can see it. Status: Free Trial. - [D'audio](https://daudio.app): Stream music where artists actually get paid. Discover new sounds, support creators directly, and own your library. Status: Live on Shelby Devnet. - [Raintree Press](https://www.raintree.press): Publish your book and keep full ownership. Fair royalties, wide distribution, and a built-in speed reader at 600+ WPM. Status: Waitlist Open. ## Services - Custom Development: Full-stack product development from concept to launch. Web apps, mobile, and APIs built with modern architecture and clean code. - AI & ML Integration: Add intelligent features to your product — from LLM-powered workflows to custom models. Practical AI, not hype. - Privacy-First Architecture: End-to-end encryption, zero-knowledge systems, and secure infrastructure design for products where trust matters. ## Open Source - [Claude Starter](https://github.com/raintree-technology/claude-starter): Production-ready configs and best practices for Claude Code. Get your team up and running faster. - [DocPull](https://docpull.raintree.technology): Convert any documentation site to clean Markdown in one command. No scraping headaches, no manual cleanup. - [x402a](https://github.com/raintree-technology/x402a): HTTP 402 micropayments for Aptos. Add native crypto payment gates to any API endpoint. ## Contact - Website: https://raintree.technology - Email: hello@raintree.technology - GitHub: https://github.com/raintree-technology - X/Twitter: https://x.com/RaintreeTech ## Optional - [Full context for LLMs](https://raintree.technology/llms-full.txt): Comprehensive company information including services, tech stack, and FAQs.