A simple web page for testing APIs. Users specify an HTTP method, URL and parameters and click to send an Ajax request. The page requires a browser with HTML5 support.
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Ndiff is a tool that compares Nmap scans. It takes two Nmap XML output files and prints the differences between them, such as hosts coming up and down and ports becoming open or closed. It can produce human-readable text or machine-readable XML output and is used by the Zenmap GUI to compare scan results.
RetroShare is a GitHub repository or organization with source code, releases, documentation, or project resources.
Retype is a Markdown-first documentation website builder that turns Markdown files into a website. It installs via npm, Yarn, or the dotnet CLI, and running retype start builds the site and opens it in the browser. Retype Pro and Enterprise licenses unlock Pro features; the Free plan lists three projects. Sites can be hosted on any web server or on GitHub Pages, Netlify, or Cloudflare.
Retype is a GitHub repository or organization with source code, releases, documentation, or project resources.
ReVanced Manager is a software project that continues the legacy of the discontinued Vanced service. It allows users to apply patches to Android applications to customize their mobile experience. The project’s patching system is designed to remain compatible with new versions of target apps with minimal maintenance, and it provides download access, contributor information, and donation channels.
A site offering lessons on the fundamentals of reverse engineering, binary analysis and software security. It describes hands-on tutorials, practical examples and real-world scenarios covering binary analysis, malware research, and static and dynamic analysis.
Reverse Engineering Resources is a GitHub repository or organization with source code, releases, documentation, or project resources.
Reversing Bits is a GitHub repository or organization with source code, releases, documentation, or project resources.
ReversingBits helps developers write, search, review, test, or manage code and projects.
ReviewCerberus is an AI-powered code review tool that analyzes git branch differences and generates review reports. It examines logic, security, performance and code quality, and supports AWS Bedrock and Anthropic API, according to the repository. A GitHub Action posts review comments on pull requests.
REW is free software for room acoustic measurement, loudspeaker measurement and audio device measurement, with measurement and analysis tools. A Pro upgrade offers simultaneous measurement of multiple inputs with rms averaging, adjustable weighting for each input, level alignment, and up to 16 input traces on the RTA.
Rhasspy is an open source, fully offline set of voice assistant services for many human languages. It works with Hermes protocol compatible services, Home Assistant, Hass.io, Node-RED, Jeedom and OpenHAB. Voice commands are specified in a template language and produce JSON events that can trigger actions in home automation software. A web interface allows configuration, programming and testing, with functionality exposed through an HTTP API.
Rialto is a GitHub repository or organization with source code, releases, documentation, or project resources.
Ricochet Refresh is an open-source project to allow private and anonymous instant messaging. It is a peer-to-peer messenger app that uses Tor to connect clients, creating a Tor hidden service on the computer. The project updates the original Ricochet software and is compatible with Tor Onion Services v3.
rip.so is a memorial site listing messengers, social networks, browsers, gadgets and websites the internet forgot, organized into categories such as messengers and chat, social networks, software and apps, streaming and video, and search engines and browsers. The page is marked as under construction.
ripgrep is a GitHub repository or organization with source code, releases, documentation, or project resources.
Riseup Pad is an Etherpad service hosted by Riseup. Etherpad is a software libre web application that allows for real-time group collaboration of text documents. Users create a pad with a name and set its lifespan. Riseup states that it does not store IP addresses, requires https, and automatically destroys pads after 60 days of inactivity.
Rizin is a free and Open Source Reverse Engineering Framework. It uses a shell-like command-line environment for analyzing binaries, with automatic signature detection to match unnamed functions against FLIRT signatures. Projects for saving and loading Rizin sessions are in beta, and Cutter is Rizin's official graphical user interface. A package manager for downloading, compiling and installing plugins is still in early development.
Rizon is an IRC network that offers a free service for setting up a channel to chat with friends or coordinate with a group. It provides nickname and channel registration, built-in entertainment commands, and a webchat page, and users can also connect with their own client.
A project for an amateur-built liquid fueled rocket engine and flight vehicle, with a site covering engine designs, igniters, a rocket, test stand and software. A launch of Rocket 1 reached 10,800 ft after about 10.5 seconds of engine run time.
Open-source software for robot simulation, integrated with OpenAI Gym.
RODARE is the Rossendorf Data Repository, a publication repository for research data and software from HZDR. Its listings include datasets and code associated with manuscripts, such as experimental AFM data, simulation codes and DFT data, uploaded with version numbers and open access.
An AI-powered autonomous coding agent integrated directly into VS Code. opensource.