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Pavlov.js is a reinforcement learning library that uses Markov Decision Processes. It is written in C++ and compiled to JavaScript. The package is installed through npm. Users define transitions and rewards, then call learn to derive a policy and query actions for states.
PeerTube is a free software tool developed by Framasoft that allows creating a video hosting website on a web server. It connects platforms into a network of autonomous, interconnected hosting providers using ActivityPub, and relies on peer-to-peer broadcasting based on WebRTC. A mobile application is also available.
Block explorer for Perennial, showing transactions, blocks, addresses, tokens, and network activity.
Phi Phenomenon is a website that studies great films by combining data from hundreds of lists to determine consensus best films. It presents a master list ranked by director, actor, year, genre, and nation of origin, alongside notes on different film tastes and a list of top films according to regular film fans. The site also includes an FAQ, method, and references pages.
PhiloBiblon is a free internet-based bio-bibliographical database of texts written in Romance vernaculars of the Iberian Peninsula during the Middle Ages and early Renaissance. The legacy version's data were frozen on 1 January 2025, and the active version is available through the PhiloBiblon Viewer. It consists of four bibliographies: BETA, BIPA, BITAGAP and BITECA.
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.
Pitivi is a free, open-source video editor designed for Linux. The project is built on the belief that everyone should have access to owned, improvable tools for filmmaking and personal expression. It features an intuitive user interface, a clean codebase, and an active community. Past software releases have introduced functionality including auto alignment, precise audio waveforms, object tracking, beat detection, enhanced clip properties, and media library clip tagging.
The Pittsburgh Queer History Project (PQHP) is an oral history and media initiative founded in 2012 that focuses on LGBTQ after-hours nightlife in Pittsburgh, Pennsylvania between 1960 and 1990. Its core program is Miss 89 (MS89), a series of in-person intergenerational media archive events featuring rare film screenings and other activities to support collective, cross-generational memory sharing. The project also hosts public events.
Pixelfed is open-source photo sharing software that lets casual shots and creative photography find an audience without algorithmic barriers. It is licensed under AGPL and built with Laravel, with ActivityPub federation and Docker-based deployment recommended for running instances.
PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams. It supports diagram types including sequence, use case, class, object, activity, component, deployment, state and timing diagrams, plus non-UML diagrams. Images can be exported in PNG, LaTeX, EPS and SVG.
Block explorer for PlayBlock, showing transactions, blocks, addresses, tokens, and network activity.
Plume is a federated blogging application where users write content from their own instance that can be read on other Plume instances. It supports social blogging and collaborative writing, allowing many authors on one blog. The developers state that Plume is not actively maintained and that new features may take time.
Block explorer for POA Network Core, showing transactions, blocks, addresses, tokens, and network activity.
Block explorer for POA Network Sokol, showing transactions, blocks, addresses, tokens, and network activity.
Block explorer for Polygon Mainnet, showing transactions, blocks, addresses, tokens, and network activity.
Block explorer for Polygon Mainnet, showing transactions, blocks, addresses, tokens, and network activity.
Ponce Health Sciences University is a healthcare-focused university with programs aimed at careers in healthcare. It operates across four locations: Ponce, San Juan, St. Louis and Tortola. The site lists news, events, workshops, guest lectures and campus activities.
Block explorer for Popcateum Mainnet, showing transactions, blocks, addresses, tokens, and network activity.
A list of 40 films most frequently selected by directors, actors and writers during Criterion's Closet Picks video series. The films are grouped into classic and arthouse staples and cult, indie and modern favourites, with spine numbers alongside titles.
PR-Agent is an open-source, AI-powered code review agent and a community-maintained legacy project of Qodo. It provides tools such as /review, /improve and /ask, each using a single LLM call, and can run as a GitHub Action or from the CLI. The project states it is not the Qodo free tier.
PreMiD displays web activity in Discord in real time, with support for a large number of services across major browsers. Activities are open source and maintained by the community, and custom settings can personalize how activity appears per service. A free tier is offered, and a Premium plan is priced at 2,49 €/month or 24,99 €/year.
This is a Hugging Face Space created by user shikharyashmaurya. The application allows users to upload an image, then generates a detailed text prompt that describes the content of the uploaded image. This generated prompt can be used to recreate the original image using an image generation tool. The space is currently active and has received 50 likes from the Hugging Face community.
Promptfoo is an AI security testing platform that integrates into development workflows. It connects to AI apps, agents and CI/CD pipelines, generates context-aware attacks, and provides remediation guidance in pull requests. It offers red teaming, an open-source edition and integrations including GitHub Actions, GitLab CI, Jenkins and MCP.
Public Domain Movie Torrents is a site that hosts a wide variety of movies now in the public domain, downloadable for free using BitTorrent technology. Many titles are offered in versions for PDA, iPod, PSP and other mobile devices. Content is grouped into categories such as Action/Adventure, Animation, Comedy, Drama, Horror, Sci-Fi/Fantasy, Serials, War and Westerns. Ratings and comments require signup.
