A curated list of tools and programs for developers, devops, admins, and others, organized into categories such as architecture and diagrams, API development, and backup and archiving. Most listed items are open source, though not all, and the page advises checking applicable licences. The project is hosted on GitHub.
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A list of useful tools and programs for developers, DevOps and sysadmins, described as based on the familiar "awesome" lists but maintained as its own version. The project also serves a linked site, and users can build the docs locally with VuePress after installing dependencies.
UseHooks is a collection of modern, server-safe React hooks from the ui.dev team, offered as an npm package. The library covers tasks such as debouncing, local and session storage, window size tracking, media queries, network state, fetch, geolocation, clipboard copying and timers. The site also presents guides for building the hooks yourself.
Usenet Guide / Automation Setup is a public Google document or spreadsheet containing organized links, notes, data, or resources.
A page that presents Usenet deals, discounts and promotional offers from Usenet providers, with a comparison of pricing and features. Deal content loads dynamically, so the listings themselves are not present in the saved page.
Usenet-Uploaders is a GitHub repository or organization with source code, releases, documentation, or project resources.
Discord invite is a developer community or publication for programming discussions, news, tutorials, and help.
UTM is virtualization software for Mac that runs Windows and Linux and emulates other operating systems. It uses QEMU and Apple's Virtualization framework and emulates processors including ARM32, MIPS, PPC and RISC-V. macOS virtual machines are limited to Apple Silicon Macs running macOS Monterey or later. GPU emulation and 3D acceleration are not supported.
UUID Tools is an open-source, free online tool and API for generating UUIDs and GUIDs on the fly, including version-1, version-3, version-4 and version-5. The API requires no authentication, allows up to 100 UUIDs per request and is limited to 60 requests per minute per IP address. It also offers a UUID decoder and bulk generator.
uv is a GitHub repository or organization with source code, releases, documentation, or project resources.
UZDoom is the primary ZDoom port, offering OpenGL and Vulkan hardware rendering plus enhanced software rendering. LZDoom is an alternative port with a different feature set, and the parent ZDoom codebase has been discontinued. Users must provide their own game IWAD.
v0 is a Vercel-built collaborative AI assistant for designing, iterating, and scaling full-stack web applications. It supports prompt-based app building, template starters, design mode editing, design system creation, repository syncing, third-party app integration, and direct deployment to Vercel. The tool is described as agentic by default, and offers multiple plan options for different user types.
Val Town is a platform for deploying code to live URLs. It supports cron jobs, REST APIs, webhooks, email, SQLite data storage, npm and Deno modules, and generating images and PDFs. A CLI allows editing code locally and deploying changes instantly, and AI coding tools can be used with it.
Valinor is a GitHub repository or organization with source code, releases, documentation, or project resources.
Valuta EX is a currency converter providing exchange rates for over 160 world currencies, plus cryptocurrencies. Rates are mid-market rates drawn from live market data and refreshed hourly. Conversion pages compare typical dealer margins of 0–5% charged by banks, ATMs, credit cards and exchange kiosks. It is developed by inkOfPixel Srl, a software company based in Milan, Italy.
A handpicked collection of lightweight JavaScript plugins, components and libraries for use in web projects. The site indexes tools such as sliders, modal dialogs, select controls, date pickers, color pickers, image editors, animation libraries, charting libraries and lazy loaders, linking each to demo, source code and npm pages.
VanillaVoice is a free online text to speech tool that reads text aloud with human-sounding voices. Users can pick male, female or child voices in many languages, adjust volume and speed, and download audio as an MP3 without installing software. A Professional Plan offers a commercial license, speech-enabled products and up to 500 words per recording.
Vcredist is a software project hosted on GitLab under the user abbodi1406, released under The Unlicense. The project was created on November 14, 2025, and as of the snapshot it had 94 commits, 1 active branch, 8 tags, and 7 releases, with a README file included in the repository.
VCV Rack 2 is a virtual modular platform based on Eurorack synthesizers. It is available as a free standalone version with free modules and open-source code, and as Rack Pro, which adds DAW plugin formats. It offers built-in and library modules, and can integrate with hardware and software.
VDO.Ninja is a tool for bringing live video from a smartphone, computer, or other people into OBS Studio or other studio software. It offers rooms for group chat and tools to manage multiple guests and is described as 100% free.
Vector Express is a free service for converting vector files among formats including AI, CDR, DWG, DXF, EPS, HPGL, PDF, PLT, PS and SVG. It also offers a free API for converting, processing and analysing vector files, with paid plans for higher limits.
Vector Magic is a raster-to-vector conversion tool available as a browser-based Online Edition and a stand-alone Desktop Edition. It automatically traces JPG, PNG, BMP and GIF bitmap images into full-color SVG, EPS and PDF vectors, with review and editing before download; the desktop edition also produces AI and DXF. Downloads in the Online Edition require a subscription.
Vectorize Image is a browser-based tool that converts PNG, JPG or WebP images into scalable SVG files. Standard vectorization runs locally on the device, with no upload, sign-up or watermark, and offers Logo, Line Art and Photo presets. A paid Pro plan adds monthly AI credits for cloud vectorization, text-to-SVG and reference-to-SVG, plus batch processing.
VectorSurv is a vector-borne disease surveillance system. Public health and vector control agencies use the Gateway to manage and analyze surveillance and control data, and each agency keeps privileges to manage its own data and user accounts. VectorSurv Maps shows past and present surveillance results for arboviruses and invasive mosquitoes. A RESTful API lets users integrate VectorSurv data with other software.