LibreOffice is a free, open source office suite developed by a community and a project of The Document Foundation. It includes six tools: Writer for word processing, Calc for spreadsheets, Impress for presentations, Draw for diagrams and 3D illustrations, Base for databases, and Math for formulas. The project offers no-cost downloads and community assistance rather than technical support from the foundation.
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Limitless is a Pokémon TCG resource aiming to provide content and information for competitive Pokémon players. It lists recent and upcoming tournaments, City Leagues, decklists and top decks with usage percentages, plus posts. It also covers the Limitless Network Tournament Platform and databases for One Piece and Pokémon Pocket.
A wiki gathering information, tutorials and tweaks to help with gaming on Linux, previously located at the Linux Gaming subreddit wiki. It covers getting started, running games, tweaking, performance, modding and hardware, and links to external databases, documentation, news, stores and forums.
LIVIVO is an interdisciplinary search engine for literature and information in the life sciences, run by ZB MED – Information Centre for Life Sciences. It searches library catalogues, publisher directories and databases such as PubMed, AGRICOLA and AGRIS through a standardised interface, using semantic search technology with controlled vocabularies. Results are sorted by relevance and can be narrowed with filters.
A hub of integrations for LlamaIndex including data loaders, tools, vector databases, LLMs and more.
A computing-focused community centered around link aggregation and discussion. Users post links with tags and comment on them, with recent posts covering security, CSS, operating systems, databases and programming languages.
Langflow is a platform for building and deploying AI-powered agents and workflows, with a visual authoring interface and built-in API and MCP servers. It supports major LLMs, vector databases and AI tools, and allows deployment as an API, JSON export or MCP server.
Online catalogue to search across the Library’s collections, including books, articles, and databases.
LXCat is an open-access website of the Plasma Data Exchange Project for collecting, displaying and downloading data needed to model low-temperature plasmas. It holds community-contributed databases on scattering cross sections, swarm parameters, interaction potentials, oscillator strengths and publications.
Meaning of is the personal blog of Kenny Bastani, covering open source software, graph databases, cloud native architectures, information theory, artificial intelligence, and machine learning. As of September 18, 2025, the blog is no longer maintained, with readers directed to the author's GitHub or LinkedIn profiles.
Meertens Instituut Collecties is the collection resource of the Meertens Institute, which conducts research on Dutch language and culture. Its holdings include over 70,000 books, 4,000 journal titles, more than 180 digital collections, thousands of hours of audio recordings, and over 500 paper collections and archives, with core thematic focuses on variational linguistics and ethnology. The platform offers access to databases, library catalogues, archives, audio collections, and a physical reading room for analogue materials.
Michiganvoters.info helps search voter-registration records, voter databases, or public election-related data.
ML.NET is an open source, cross-platform machine learning framework for .NET. It lets developers build, train, deploy and consume custom models in .NET applications, with data loading from files and databases, data transformations and many ML algorithms. Models can be trained for scenarios such as classification, forecasting and anomaly detection, and TensorFlow and ONNX models can be consumed within the framework.
The MultiDark Database provided results from cosmological simulations performed within the MultiDark project. It could be queried by entering SQL statements directly into a Query Form, and access to the public and private databases was password protected, requiring registration. The site notes that MultiDark has moved to CosmoSim, where its application is integrated, and the old server is no longer available.
Name-Reaction.com presents organic chemistry reactions with detailed, step-by-step mechanisms. Each step is shown without shortcuts, with colour-coded lone pairs and reaction arrows. Hovering over a reaction name gives a schematic preview of reagents, conditions and products, and references are retrieved from science journal databases in ACS style with links to article titles and DOIs.
The National Earthquake DataBase (NEDB) is a set of separate databases forming the national repository for raw seismograph data, measurements and derived parameters from Canadian and other seismograph networks. Its Parameters database holds information on Canadian earthquakes since the 16th century, and its Stations database holds seismograph station data.
The National Nuclear Data Center hosts databases of nuclear structure, decay and reaction data. ENSDF contains evaluated data for 3,171 nuclides, and NuDat provides nuclear structure and decay information. EXFOR holds experimental nuclear reaction data, and ENDF provides evaluated reaction data in the ENDF-6 format. XUNDL covers experimental nuclear structure and decay data.
Neon is a serverless backend platform built on Lakebase Postgres, offering Postgres databases with branching and autoscaling alongside authentication, object storage, functions and an AI gateway. Environments can be created and branched via MCP, CLI and SDK, and services are described as instant, branchable and agent-ready.
Online hub for open, community-curated paleoecological and paleoenvironmental data, supporting global-change research and education. It hosts constituent databases and data, including pollen, vertebrate fauna, charcoal, stable isotope and geochronologic records.
The National Library of Scotland (NLS) collects and preserves materials documenting Scotland's history and culture. It provides access to printed, moving image, digital, archive and manuscript collections, eResources and databases, and offers research support including a librarian query service.
Notion is a collaborative workspace for capturing knowledge, finding answers across apps, and automating tasks. It offers block-based docs, databases, AI meeting notes, enterprise search across Notion, Slack, and Jira, and agents for team workflows. Features include wikis, teamspaces, real-time collaboration, data syncs, forms, imports, and mobile apps.
Guide to search tools and databases that surface information outside conventional web indexes.
Ohiovoters.us helps search voter-registration records, voter databases, or public election-related data.
Oklahoma Voters Search helps search voter-registration records, voter databases, or public election-related data.