NeuroMorpho.Org is a curated inventory of digitally reconstructed neurons and glia linked to peer-reviewed publications. It collects contributions from laboratories worldwide and is updated as new morphological reconstructions are published and shared. The site offers browse, search, literature, metadata and API access to the collection.
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NOMAD is a free and open-source service for managing, sharing and publishing materials science data. It processes uploaded files to extract structured data and metadata, supports over 60 formats, and provides search, preview and download functions. All functionality is accessible via APIs, and published data is available under a CC-BY-4.0 license. NOMAD Oasis offers local installation with access control for research groups.
OpenAlex is an open catalog of the global research system. It indexes half a billion scholarly works, including associated authors, institutions, sources, and topics. The data is freely available for search, analysis, and reuse through a web application, API, and bulk download.
Open Data Nepal is a public platform that provides free access to datasets from Nepal. Users can explore datasets by category, use AI to search and interpret data, access data via API, and save datasets locally. The platform hosts 630 datasets across 24 categories from 48 publishers, includes 12 data stories and visual summaries, and serves researchers, journalists, developers and policymakers.
Reddit Archive is a site for browsing banned subreddits and user profiles using the Pushshift API. Its search forms support special characters, comma-separated subreddits, exclusion with !, and score or comment comparisons. By default it returns 100 posts, the maximum. Sorting by score is often unreliable because Pushshift does not store scores for many items.
API to search current and historical DNS records, current and historical WHOIS, technologies used by sites and whois search for phone, email, address,
Semantic Scholar is a free AI-powered research tool for scientific literature. It uses AI to understand the semantics of scientific literature to help scholars discover relevant research. It provides a developer API with paper search functionality, improved documentation and increased stability, and offers a beta Semantic Reader augmented reading tool for select papers.
Tootfinder is an opt-in global full text search for Mastodon. It indexes all public posts of consenting users and makes them searchable for three months, using the public Mastodon API and a SQLite database. Search is case-insensitive and supports suffixes, NEAR, OR and the prefix -. Users who quit the index have their posts removed after three months.
Twelve Labs provides an enterprise video intelligence platform and API powered by multimodal artificial intelligence. The platform allows users to search, analyze, and understand video content across visual, audio, and language modalities, and can process large volumes of video data at high speed.
uithub provides GitHub repository context for use with LLMs. Changing one letter in a GitHub URL, from G to U, returns full repository context. The site also offers an API for obtaining LLM context and lists example uses such as code verification, code search and changelog tracking.
A cloud GPU password recovery and credential auditing service for data the user owns or is authorized to test. It supports Office, ZIP, PDF, Wi-Fi captures, NTLM and AD hashes, with a free Basic Search and optional paid custom GPU jobs and unlocks. An authenticated REST API and MCP tools are documented. Uploaded files are deleted after hash extraction.
The International Genome Sample Resource maintains and shares human genetic variation resources built by the 1000 Genomes Project. It updates these resources to the current reference assembly, adds new data sets from project samples, and includes data from other openly consented samples. Data sets are explored through a data portal, and a public API queries samples, populations, data collections, analysis groups and files.
AccuRanker is an SEO rank tracking platform providing real-time data on tracked keywords, along with keyword research, competitor analysis, SERP analysis and reporting. AccuLLM tracks brand mentions, citations and sentiment across AI search tools such as ChatGPT, Perplexity, AI Overviews and AI Mode. The site states the platform includes unlimited users, domains and API calls.
Agent Reach is a command-line tool hosted in a GitHub repository that enables AI agents to read and search content from internet platforms including Twitter, Reddit, YouTube, GitHub, Bilibili and XiaoHongShu without requiring API fees.
Uses AI agents to complete tasks, coordinate tools or automate multi-step workflows.
AI Dev Jobs lists open positions for AI developers, covering technologies such as PyTorch, TensorFlow, LLMs, RAG, and computer vision, with salary data and requirements. It also provides a free public REST API and MCP server for AI job search, matching, and candidate-reviewed application preparation.
The Allen Brain Map is an Allen Institute for Brain Science resource for characterizing and mapping brain cells. It provides reference anatomical atlases and datasets including adult mouse, adult human and developing brain atlases, alongside a Brain Knowledge Platform for exploring, analyzing and visualizing multi-modal neuroscience data, with documentation covering guides, API references and tutorials.
Find and access empirical social research data, with indexed survey data.
APKCube offers APK file downloads for Android apps and games, including latest releases, old versions, XAPK and OBB files. It states that every file is signature-verified before publication. A separate developer offering provides a REST API and MCP server for searching an app catalogue, listing versions and obtaining download URLs, billed per call in credits.
prompts.chat is a community platform for discovering, collecting and sharing AI prompts for ChatGPT, Claude, Gemini and other models. It is free and open source, and can be self-hosted for private deployments. An MCP-first API supports searching and discovering prompts programmatically.
ArcGIS Hub page for discovering, analyzing and downloading data. Files can be downloaded in CSV, KML, Zip, GeoJSON, GeoTIFF or PNG formats, and API links are provided for GeoServices, WMS and WFS. Analysis is available through charts and thematic maps, and users can create StoryMaps and Web Maps.
The BC Oil and Gas Commission Open Data Portal is an ArcGIS Hub-hosted platform that provides access to oil and gas sector data. Users can discover, analyze, and download datasets in formats including CSV, KML, Zip, GeoJSON, GeoTIFF, and PNG, access GeoServices, WMS, and WFS APIs, and create StoryMaps and Web Maps.
BGPT MCP is an evidence layer for scientific AI, giving models searchable access to research papers with claims linked to experiments, results, scope and provenance. It works with MCP-compatible clients and supports SSE and Streamable HTTP endpoints, plus a search API with the search_papers and lookup_paper tools.
BiGG Models is a knowledgebase of genome-scale metabolic network reconstructions that integrates more than 70 published networks into a single database with standardized BiGG IDs. It can be browsed on the website or accessed using a web API. It is hosted and maintained by the Systems Biology Research Group at the University of California, San Diego.