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ValiDrive is a free utility from GRC that spot-checks USB mass storage drives for fraudulent, deliberately missing storage. It reports drives that appear to be a purchased capacity but contain less flash storage.
Vanna 2.0 is an AI agent framework that connects large language models to databases. It lets an LLM run SQL queries and generate charts, with tool memory that saves successful interactions to improve later answers. Access controls apply per user, and optional hosted admin features include observability, agent memory, file storage, audit logs and data retention. It works with various LLM providers and databases.
VaporLens summarizes Steam game reviews into pros, cons, performance notes and player sentiment to help players judge whether a game is worth buying. It offers a public API endpoint that returns summarized review analysis for a Steam app, and documents license conditions for that API.
VapourSynth is a video manipulation application with a C++ core library and a Python module for creating video scripts. It is described as a rewrite inspired by Avisynth, offering frame-level multithreading, colorspaces specifiable at runtime, per-frame properties, and handling of video with format changes.
Variance applies AI to data analysis, extraction, visualization, or business intelligence.
Vaults.fyi is a DeFi yield API offering market data, transaction calldata and portfolio tracking across 80+ protocols and over 1,000 vaults on 20+ networks. Data is indexed from onchain contract state and uses one schema across protocols, with base, reward and total yield broken out per vault. It targets wallets, stablecoin apps, protocols, researchers and AI agents.
VB-CABLE is a virtual audio device that works as a virtual audio cable, forwarding audio coming into the CABLE input to the CABLE output. It is a Windows audio driver that, per the page, can be used without configuration and works with audio applications using MME, KS, DX or WASAPI interfaces. A macOS package is also listed. VB-CABLE is offered as donationware, with license pricing left to the user's means or usage.
VBench is a Hugging Face Space created by Vchitect that hosts a leaderboard for AI video generation models. Users can upload a zip file with their model's evaluation JSON files and provide details such as model name, link, team, and contact email. The application extracts the metrics and updates the benchmark leaderboard accordingly.
veadotube mini is a lightweight PNGTuber application for Windows, macOS and Linux. It switches between character images as the user talks, and supports extra expression slots controlled through a mouse, keyboard, gamepad, MIDI controller or Stream Deck.
Vectary is an online, browser-based design platform for developing concepts with AI and creating interactive 3D presentations and AR experiences that can be shared through a single link. Vectary Studio offers modeling, import, real-time rendering, materials, animations, interactions and configurators, with embedding and app-free augmented reality. Vectary Canvas, in beta, is a collaborative AI-driven space for research, ideation and concept validation across 2D, 3D and AR.
Vellum is a personal AI assistant available locally or in the cloud, with long-term memory across conversations. It can send emails, manage calendars, browse the web, create slides, write code, run research, and execute recurring background tasks. It offers fine-grained permissions requiring approval for high-stakes actions until marked trusted. Two plans exist: Base (free) and Pro packages Mighty, Super, and Ultra.
Vercel provides agentic infrastructure and a platform for building and deploying applications and AI agents. Its offerings include an autonomous stack that supports scalable app deployment, sandboxed environments for agent operation, AI model gateway access, and durable orchestration tools, used by organizations including Notion and Zapier.
Version Museum is a gallery site that presents the visual history of popular websites, operating systems, applications, and games through original screenshots. It focuses on design changes across historic versions of technology rather than written history, with collections covering sites such as Amazon.com, Apple.com, Facebook, Google Search, and YouTube.
Vexle is a free daily flag drawing game for geography fans. Each day, players build a country's flag from its layout and colours in six tries with Wordle-style feedback, or use Draw mode to sketch a flag from memory and see how close they got. A new flag appears daily and no account is needed.
VHS-Engine is a free online tool that applies VHS tape effects to photos in the browser, including scanlines, glitch, chromatic aberration and tape grain. It requires no signup and photos never leave the device.
Vibe is a local-first transcription application for audio and video content. It supports transcribing files, URLs, and recordings, and includes features such as AI summaries, multilingual support, and privacy-focused processing.
VibranceGUI is an application that automates NVIDIA Digital Vibrance Control through the NVIDIA Driver API, with added AMD support for automating Saturation. It changes the vibrance level to the in-game level while a game runs and returns to the default level when tabbing out or when the game is closed. It can minimize to tray and autostart.
Vicinae is a keyboard-first launcher for the desktop. It provides a single interface for applications, file search, clipboard history, a calculator, an emoji picker, window management, browser tabs, fonts, theming, power management, shortcuts and scripts. Extensions can be built with React and TypeScript, and many Raycast extensions and script commands can run out of the box. It is free and open source.
VidCoder is an open-source DVD and Blu-ray ripping and video transcoding application for Windows that uses HandBrake as its encoding engine. It offers batch encoding, hardware-accelerated encoding and a range of container, video and audio codecs. It runs on 64-bit Windows 10 and 11.
Video Express Converter is a browser-based video conversion service. Users upload a source video, choose a section to extract, apply additional features, select an output format, and download the result. Described uses include converting between formats, resizing video, extracting audio, removing or replacing audio, and adding subtitles. The service states it is not intended to replace professional video editing software.
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Vidogram is a messaging app based on Telegram, presented with video and voice calls and live streaming. It lists features including themes and stickers, speech to text, forwarding to WhatsApp, advanced forwarding and copying, special contact notifications, music playlists and a timeline of channel posts. A lighter version, Vidogram Lite, targets older phones, weaker hardware or slow internet.
A web-based viewer for opening book and archive files such as pdf, epub, fb2, mobi, azw3, djvu, cbz, cbr, rar and zip. Files can be dropped onto the page or selected by clicking. When a file fails to open, the page suggests trying another application and reporting the problem on the file's page.
Viewforum is a mobile forum page for app discussions, Android resources, and community posts.
