App category
App Category: Developer Tools
All installable web apps in this category.
Glitch is a public web app in Development, added as an example listing for the open web app directory.
FortniteInfo shows Fortnite’s current map, news, and shop items and checks the validity of a creator code.
Favicon InBrowser.App is a tool to generate favicon. Fully runs in your browser. No server-side code.
Recreation of the OP-1’s Finger sequencer using the Web MIDI API
Encoder is a web-based tool that allows you to easily encode text into various formats, including base64, binary, MD5, Morse code, QR code, Unicode, URI Component, and more.
Free, client-side privacy and developer toolbox with 36 tools that run entirely in your browser: PGP encryption / decryption / signing / verification, TLS and SSH key parsers, BIP39 mnemonic generator, HMAC, JWT, TOTP / 2FA, PBKDF2, hashing
Ethereum is a global, decentralized platform for money and new kinds of applications. On Ethereum, you can write code that controls money, and build applications accessible anywhere in the world.
Expense Tracker React Web Application and PWA
Use any LLMs (Large Language Models) for Deep Research.
Offline-friendly API documentation browser for languages and frameworks.
Borough Offices, Police Department, Code Enforcement, Street Department, & Animal Enforcement.
Browser-first tools for text, JSON, images, files, and developer workflows.
Web app offering modular conversion, encoding and encryption online. Translations are done in the browser without any server interaction. This is an Open Source project, code licensed MIT.
Professional real-time cryptocurrency price tracker with advanced analytics, watchlist, and price alerts
Clobbr is a fast, local-first API load testing tool for macOS, Windows, and CLI. Lifetime license, no subscription, no account, GraphQL + REST supported.
Cloud Posse provides expert DevOps solutions, Terraform modules, and infrastructure-as-code to accelerate AWS deployments. Optimize your cloud infrastructure with our open-source tools and best practices.
AI-powered file system manager using the File System Access API
Code de la Faluche Amiénoise
