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Richard Nakka's Experimental Rocketry Web Site shares experiences, ideas and technical details of amateur experimental rocketry, where rockets and their motors are built from scratch. It includes the author's notes, flight logs and photographs, plus work by others. The site was originally posted in July 1997 and a 2026 downloadable version is offered for purchase.
A course by Andrej Karpathy on building neural networks from scratch in code, starting with backpropagation basics and building up to modern deep neural networks like GPT. Prerequisites are solid Python programming and intro-level math such as derivatives and gaussians.
PhotoRestore.ai is a web tool that restores old, damaged and faded photos using AI. It fixes scratches, colorizes black and white images and enhances faces. Users upload a photo, restore it, then download and share the result. Restoration credits are sold in one-time packs and monthly subscriptions.
PHP Tutorial is a tutorial site for learning PHP from scratch. It covers developing dynamic websites and web applications, with sections on getting started, PHP fundamentals, types, operators, control flow, functions, and arrays. It states that PHP allows development of blogs, content management systems, and online stores.
A torrent client for streaming and downloading on multiple devices, available for Windows, Linux, MacOS, Android and iOS. Installation through app stores is recommended, and the releases are considered beta, with features subject to change. The project was rewritten from scratch for v0.10.0 and is licensed GPL-3.0.
Prettier is an opinionated code formatter that supports many languages, including JavaScript, TypeScript, CSS, HTML, JSON, GraphQL, Markdown and YAML. It reprints code from scratch, taking line length into account, to enforce a consistent style across a codebase. Prettier integrates with most editors.
Project Random is described as a random, obscure content generator for the web that surfaces media with zero views from platforms including YouTube, TikTok, Spotify and others. It lists video, audio and games sources such as YouTube Shorts, Twitch VODs, Soundcloud and Scratch Projects.
REMnux is a Linux toolkit for reverse-engineering and analyzing malicious software. It provides a curated collection of free community-created tools for hands-on malware investigation, distributed as a virtual machine, a from-scratch install on a dedicated host or compatible Ubuntu system, and Docker images of popular analysis tools.
Tookie-OSINT is an advanced open-source intelligence (OSINT) information gathering tool. It discovers social media user accounts based on provided inputs, operating similarly to the Sherlock tool. The project has been fully rewritten from scratch to improve performance, and is optimized for Python 3.12. It is available for installation on Kali Linux via the apt package manager, with additional installation options for other Linux systems documented in the project wiki.
Cross-platform application intended to create and edit .torrent and uTorrent .dat files. It can create a .torrent file from scratch, add or remove files, and change torrent information such as name, comment, publisher, url, creation date, trackers and author. It supports a command line mode and is portable.
Vibes is an AI media tool for creating and editing images and videos. It can generate media from scratch, restyle existing media, add music and lip sync to songs, and reference a style, character or object to match the look of other media. The site states the service is not available in some countries.
A lightweight, self-hosted workspace for databases that runs in the browser and is also available as a desktop app or terminal CLI. It offers spreadsheet-style data editing, a visual schema graph and a query scratchpad, with optional AI features through a chosen provider.
WinBtrfs is an open-source Windows driver for the Linux Btrfs filesystem, reimplemented from scratch without Linux kernel code. It is said to work on versions from Windows XP onwards and is included in ReactOS. It supports reading and writing Btrfs filesystems plus features such as RAID levels, compression, subvolumes and snapshots. The author advises backing up data before use.
Zed is a high-performance, multiplayer code editor created by the developers of Atom and Tree-sitter. Built from scratch in Rust to leverage multiple CPU cores and GPU resources, it is designed for speed, real-time collaboration with other users, and AI-assisted editing. The editor is available for macOS, Linux, and Windows.
