persepolis.getty.edu
Persepolis Reimagined is an immersive web experience developed by Getty that allows users to explore the ancient Persian capital of Persepolis as it existed during the reign of King Xerxes.
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ibb.co
Screenshot is a screenshot or image reference showing changes, evidence, examples, or notes.
reubenlara.com
Perspective Grid is a browser-based tool for drawing perspective grids. Users drag circles to adjust vanishing points, drag the grid to pan and scroll or pinch to zoom, and can hide the controls and capture a screenshot or generate a full resolution image.
phish.report
Phish Report is a tool for detecting, disrupting and deterring consumer phishing attacks. It analyses phishing sites automatically to identify hosting providers, captures evidence screenshots with a real Chrome browser, and provides verified abuse reporting steps and guided takedown processes. A case timeline tracks reports and hosting provider responses, and an open-source signature language is used to detect phishing kits impersonating a brand.
pieces.app
Pieces is a memory layer that runs in the background on a computer, forming a searchable record of work from apps the user already uses. It captures activity chronologically so users can search, filter and revisit moments, and carry context into AI tools. Memories are saved on-device by default, and capture from copy and paste is opt-in.
pikwy.com
Pikwy is a free online website screenshot service that enables users to capture full-page screenshots of web pages via a single API call. It offers configurable options including resolution, width, height, image format, zoom and scale, and generates watermark-free screenshot outputs.
pilko.studio
Pilko Studio is a local in-browser video screenshot extraction tool. It supports interval, manual and automatic frame capture with timestamps, and offers configuration options including JPEG and WEBP quality adjustment, video trimming, cropping, timecode or overlay addition, and framerate override for exported screenshot frames.
pipewire.org
PipeWire is a Linux project focused on improving audio and video handling on the platform. It provides a low-latency, graph-based processing engine for multimedia devices, supporting use cases previously managed by PulseAudio and JACK. The project includes a security model designed to facilitate audio and video access for containerized applications, with primary support for Flatpak. It supports audio and video capture and playback with minimal latency, real-time multimedia processing, multiprocess content sharing, and compatibility with PulseAudio, JACK, ALSA, and GStreamer applications.
pixso.net
Pixso is a cloud-based UI/UX design and prototyping tool with AI capabilities. It enables teams to create user interface designs, build interactive prototypes, and collaborate on components, feedback, and developer handoff within a single workspace. Additional features include whiteboarding, presentation creation, design system management, and plugin extensions. Desktop versions are available for Windows and Mac.
planedrift.app
Planedrift is a browser-based way to play classic Infocom interactive fiction. It supports Zork I, II and III and lets players open their own .z3 story file or resume a previous game. Features include light and dark themes, auto-saves and rewinds, a searchable transcript, and the ability to capture to-dos while playing.
insights.planet.com
Planet Insights Browser is a component of the Planet Insights Platform that enables users to browse and compare full resolution satellite images from various data collections. Users can select an area of interest, define a time range and cloud coverage threshold, and inspect the results in the browser. The tool supports different visualizations, custom creation, high resolution image downloads, and timelapse generation. It provides visual, analytical, and download capabilities for satellite imagery.
playemulator.online
PlayEmulator.Online is a browser-based site offering HTML5, NES, SNES and GBA games playable without downloads. It lists over 1202 games across eight or more categories, including Capcom, N64 and Nintendo DS titles, with popular titles such as Pokemon FireRed Version.
jp.itch.io
Playscii is an open-source ASCII art, animation, and game creation tool by JP LeBreton for Windows, macOS, and Linux. It requires an OpenGL 2.1-capable video card with GLSL 1.30 support and is offered as a free download. The developer notes that the macOS build is 32-bit and not notarized.
postspark.app
PostSpark is a screenshot editor and beautifier. Users can add backgrounds, browser frames, shadows, text, arrows and blur, then export as PNG, JPG, WebP or copy to clipboard. A URL can be entered to capture a website, or the Chrome or Firefox extension can be used. Free exports are unlimited with no watermark and no account needed.
preservetube.com
PreserveTube is described as a time capsule for YouTube videos. It preserves any YouTube video by creating a snapshot that remains available even if the original video disappears or is taken down. It saves the original video along with descriptions, titles and other metadata.
preservetube.org
PreserveTube is a time capsule for YouTube videos. It preserves any YouTube video by creating a snapshot that stays available even if the original video disappears or is taken down. It saves the original video along with descriptions, titles and other metadata. The maximum video size is 100MB.
promptingguide.ai
A guide to prompt engineering that collects papers, advanced prompting techniques, learning guides, model-specific guides, lectures, references, new LLM capabilities, and tools related to prompt engineering. It describes prompt engineering as a discipline for developing and optimizing prompts to use language models across applications and research topics, and offers courses on prompting and building AI agents.
prophy.ai
Prophy is an AI expert-identification platform for research funding and scientific publishing. It provides referee finding, panel composition, peer reports and institutional reports, drawing on a database of 199 million articles and 103 million researcher profiles. An API allows integration of referee-finding capabilities into other systems.
pygpt.net
PyGPT is a free, open-source desktop AI assistant compatible with Windows, Linux and macOS operating systems. It supports both cloud-based and local AI models, and offers features including AI chat, multi-agent workflows, RAG-powered knowledge retrieval from user files, skills and plugin support, Python and MCP automation, and voice, vision and content generation capabilities.
qalculate.github.io
Qalculate! is a multi-purpose cross-platform desktop calculator. It provides everyday tools such as currency conversion and percent calculation, along with advanced capabilities including symbolic calculations, arbitrary precision, unit conversions, and plotting. The software includes over 400 functions and 400 units, supports various number bases, and offers a user-friendly interface with Gtk, Qt, and CLI options. It is free software licensed under the GNU Public License v2 or later.
quarkdown.com
Quarkdown is an open-source, Markdown-based typesetting system for creating papers, presentations, knowledge bases and static websites. It offers a complete authoring experience with a reactive preview and scripting capabilities, and version 2.4 allows Markdown elements to be extended.
raac.io
RAAC is a DeFi lending and borrowing ecosystem backed by real-world assets. It offers two core products: RWf(x), which builds stablecoins backed by commodities, and RAACLend, which facilitates on-chain borrowing against real estate and capital markets via NFTs. Tokenized real estate and gold serve as collateral.
help.riseup.net
Radical Servers is a Riseup page listing server projects described as anti-capitalist, anti-hierarchy, autonomous, feminist or radical, including collectives providing free or mutual aid services to activists and others focused on privacy or decentralisation. The list is organised by region. Riseup states it does not endorse these projects and advises reading their terms of service.
rasa.com
Rasa is an AI agent platform built for product teams developing customer-facing AI agents. The platform extends large language models with structured flows, deterministic logic, and built-in recovery patterns. Its capabilities include real-time enterprise retrieval-augmented generation, voice support, agentic AI functionality, multilingual support, and conversation orchestration, with use cases across customer support, sales enablement, and operational efficiency for industries including finance, retail, and healthcare.