Pixnio is a repository of public domain and royalty-free stock photos. Images are described as free for personal and commercial use without attribution. Visitors can download and use images, and photographers, illustrators and graphic artists can upload and share their own work. Uploads are accepted in JPEG and PNG formats, with a suggested minimum of 8MP resolution.
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Polaris is a web-based integrated library system developed by III for public libraries. It supports library staff workflows, administrative functions, and patron services. The system is built for consortium-scale operation and can function across varied library environments, with features to connect to other library systems and associated services.
Price One Penny is a peer-reviewed database cataloguing early Victorian penny fiction from 1837 to 1860, providing bibliographic information and access to surviving copies. It includes an electronic edition of "The Mysteries of the Inquisition" with French and two English translations presented side-by-side. Users can search by title or browse by work, author, publisher, periodical or library.
RadioReference is a public reference source for radio and communications data. It provides a database of identified frequencies and trunked radio systems that can be browsed by state, metro area or ZIP code, alongside forums and a wiki. The site reports 226K+ identified frequencies and 7,400+ trunked radio systems. A premium subscription works across RadioReference and Broadcastify.
RAPT is a two-player HTML5 platformer where enemies block each level's exit. It uses a split-screen mechanic and includes a level editor that saves levels to a server account, with a public page listing custom levels. It works best in Google Chrome. The game and editor were made in 2010-2011.
Refdesk is an online reference directory that aggregates links to a variety of general reference and research resources. The site hosts links to encyclopedic works, fact-checking tools, quick reference materials, and newspaper listings. It is designed to serve students, teachers, researchers, and the general public.
RePEc (Research Papers in Economics) is a crowd-sourced initiative that indexes economics research, including working papers, journal articles, and software code. It aggregates machine-readable metadata contributed by thousands of publishers and archives, and provides free public services for readers, authors, and institutions to access, browse, and disseminate research.
Repo4Cat is the NFDI4Cat Central Data Repository for catalysis research. It offers four working areas: Projects, Organizations, Personal dataverses and Single publications. The repository supports private data, sharing with colleagues and publishing datasets.
REPOSIT is the institutional repository of Hamburg University of Applied Sciences, built on DSpace-CRIS and hosted by Hamburg University of Technology, managed by its library service. It publishes documents and research data and records research information, including articles, working papers, technical reports, dissertations, theses and conference materials, mostly as Open Access, plus metadata-only records continuing the university's publication database.
The Research Vessel Observation Database publishes observational data from research vessels including Hakuho-Maru, Shinsei-Maru and Tansei-Maru. Data from FY2019 onward are stored by JAMSTEC and released sequentially after the publication moratorium period expires, while the Atmosphere and Ocean Research Institute works on releasing earlier data. The site offers cruise lists, data searches and CTD cast searches.
Researchdata.se is a national web portal that allows users to find, share, and reuse research data from a wide range of research fields. It also provides guidance and recommendations for research data management. The portal is supported by several leading research infrastructures and works to advance open access to publicly funded research data.
RestGPT is an open-source autonomous agent built on large language models, designed to control real-world applications via RESTful APIs. The project is hosted on GitHub for public access and collaborative development.
RunDiffusion is a platform providing access to AI models for image generation, image editing, upscaling and video creation. It offers open source tools including ComfyUI, Fooocus, Auto1111 and Kohya, and states that workflows can chain tools for business use cases. A public API covers boards, generations, reporting and uploads.
ScholarSphere is an institutional repository managed by Penn State University Libraries. Anyone with a Penn State Access ID can deposit scholarly materials, including publications, instructional materials, creative works and research data. It supports Penn State's commitment to open access and open science and can help researchers meet open access and data availability requirements from funding agencies and publishers.
shellgpt is a software project that is part of the jiacai2050/my-works monorepo of public softwares hosted on GitHub. The monorepo is publicly accessible and open to contributions from GitHub users.
Guides is a GitHub repository holding a collection of succinct guides. Topics include setting environment variables, avoiding accidental file deletion, installing npm packages globally without sudo on macOS and Linux, running a Node.js server alongside Apache on Linux, launching an app at startup on macOS, using npm through a corporate proxy, running Docker commands without sudo on Linux, and backing up app settings on macOS. The work is published under a public domain dedication.
Soopervisor is an open source tool that exports Ploomber data pipelines to multiple production platforms, including Kubernetes (Argo), Airflow, AWS Batch, SLURM, and Kubeflow. It is hosted as a public repository on GitHub under the ploomber organization.
Source Cooperative is a nonprofit data publishing utility built on commodity cloud object storage. Researchers can publish data at any scale without running servers, building portals, or writing APIs, and users access data through standard URLs that work with existing tools. The service is designed to resist lock-in through neutral hosting.
sourcehut is a network of open source tools for software project maintainers and collaborators, including hosted git and Mercurial repositories, continuous integration, mailing lists and code review tools, ticket tracking, real-time chat, and wikis. It states no tracking or advertising and that features work without JavaScript. sourcehut is currently available as a public alpha.
StackBlitz is a collaborative browser-based IDE for web developers that runs development environments inside the browser through WebContainers, avoiding time-consuming local configuration. It also offers Bolt, which turns text into working web apps in the browser. The free Personal plan includes unlimited public projects and GitHub repositories.
State of the Salmon, working with partners, has assembled quantitative and qualitative information about salmon and their habitat across the North Pacific. Its resources page offers ways to discover this information, including downloading raw datasets, viewing static maps and exploring interactive web applications. Publications and presentations are also available for download.
TAMBORA is a collaborative research environment for climate and environmental history. It supports work in historical climatology, with a core goal of reconstructing climatic trends from man-made sources. The platform allows users to search and contribute data, and invites experts to apply as reviewers for its publication process. It hosts resources including reconstructed climate data such as temperature fields and historical flood records. TAMBORA is operated by the Albert-Ludwigs-University Freiburg Library and Department of Physical Geography, and the Leibniz Institute for Regional Geography.
The ACE Science Center supports collaborative work on data from the Advanced Composition Explorer spacecraft and ensures the data are archived and publicly available. It handles Level 1 and Browse Data processing and distributes science data to the community, and prepares data for archiving at NASA SPDF. All ACE data is in the HDF data format.
Nonprofit newsroom covering New York City government, housing, work, neighborhoods and public services.