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A self-hosted email waitlist system that runs entirely on Cloudflare's edge

Open-source social media management for creators and small businesses

Open-source SEO audit tool — find broken links, missing tags, and more

Fast async link checker written in Rust for Markdown, HTML, and websites

Blazing-fast Python link checker for Markdown files — 10k files/sec

Find broken links, missing images, and more within your HTML

Self-hosted contact form handler for static websites

Self-hosted forms backend — POST form data, get email notifications

Open-source form backend — collect submissions without backend code

Privacy-focused, no-code, open-source form builder for brand consistency

Free, open-source, self-hosted customer feedback tool

Tiny open-source widget to collect feedback anywhere on your website

Simple, configurable, self-hostable feedback widget for websites

Suite of CLI utilities for converting to and working with CSV files

Small yet powerful CLI file conversion utility for many formats

Losslessly convert raster images to PDF without re-encoding

CLI tool to convert large PDFs to small ones without quality loss

Blazing fast CSV parser for Node.js, browser, and command line

Run and test HTTP requests defined in simple plain text files

Friendly and fast HTTP request tool — like HTTPie but in Rust

Full fake REST API with zero coding in less than 30 seconds

Easiest way to run mock REST APIs locally — no account required

Curl statistics made simple — visualize HTTP request timing

Turn any OpenAPI spec into a mock API server with validation