Agent-ready tool sites
74 sites in this index across 75 probed hosts, 7 of them transactional. Every one probed live, with the date it was checked.
Checks passed across the 75 probed hosts: Markdown negotiation 33 · Markdown twin at a predictable URL 16 · llms.txt 50 · API catalog 19 · MCP endpoint answers tools/list 29.
✓L2Tools l2tools.org
Read-only Lineage 2 Interlude and High Five chronicle reference data including NPC IDs, x1 drops, spoil, Soul Crystals, quests, items, recipes, and deterministic calculators with dataset and formula provenance.
gaming✓Mafy mafy.app
Mafy is a free iOS and Android app to track dog cleanliness, weight, feeding, vaccinations, and health appointments.
dog care app · FR✓Taproot mcp.atproto.at
AT Protocol Explorer providing read-only access to any AT Protocol identifier as JSON, browsing repositories, records, collections, PDSes, and relays via HTTP API and MCP server endpoints.
search and data APIs · AT✓Moradas moradas.dev
Free public API for Portuguese address autocomplete and postal codes (CP7), offering REST endpoints, a JavaScript widget, and a remote MCP server for AI agents, serving Portugal.
search and data APIs · PT✓Optimerix optimerix.ro
Optimerix is a free mobile application that helps users compare medication prices and estimate prescription costs in Romania.
medication price comparison · RO✓Phrase Flip phraseflip.com
Browser extension for immersive language learning by replacing webpage sentences with target language translations on-device, supporting multiple languages with privacy-first local processing.
online courses✓Presend presend.pages.dev
Browser-based tools to clean, compress, convert, and check files locally without uploading, plus a free API and MCP server offering 34 security and utility tools for AI agents and developers.
security and identity✓ProgramWatch programwatch.dev
Free public Solana mainnet program explorer and JSON API tracking deploy date, activity, upgradeability, OtterSec verification, IDL availability, and update authority for 60k+ BPF programs.
search and data APIs✓Ritetext ritetext.com
Ritetext offers free, privacy-first developer utilities running entirely in the browser with no data sent to servers.
developer utilities✓roots.io roots.io
roots.io provides open-source tools and starter projects for modern WordPress development workflows.
wordpress development tools✓SenangStart senangstart.com
SenangStart offers a practical, production-ready UI kit with components, sections, and templates for developers to copy and customize.
ui kit✓Sessionplan sessionplan.de
Browser-based, free workshop and event timeline planner for facilitators, trainers, Scrum Masters, teachers, and event managers. Plans workshops, trainings, retrospectives, lessons, webinars, and events with drag-and-drop timeline and automatic time calculation. German-first with English content.
productivity and documents software · DE✓Paper Shaders for Svelte shaders.devmischief.com
Paper Shaders for Svelte offers production-ready shader components with interactive demos and usage code for Svelte projects.
shader components✓Shift Pattern Generator shiftpatterngenerator.co.uk
UK-based tool generating shift pattern metrics: cycle length, average weekly hours versus 48-hour limit, and crew requirements for continuous cover, with legal compliance checks for working time regulations.
productivity and documents software · GB✓SmartTools smart-tools.xyz
Free browser-based calculators, unit converters, image editing, and developer tools running entirely on the user's device without uploading data or sign-up, offering 79 tools including financial, health, and text utilities.
productivity and documents software✓suprswitch suprswitch.xyz
A free browser extension for Chrome, Chromium, and Firefox-based browsers that switches between Google accounts with a keyboard shortcut, switching in the same tab across all google.com apps without opening new tabs or menus.
extensions and plugins✓Toolalize toolalize.com
Free multilingual online tools for unit and currency conversion and calculators covering length, weight, volume, temperature, data, finance, and more, with live currency exchange rates updated every 6 hours.
productivity and documents software✓WhaTools wha.tools
Free online WhatsApp tools and guides including link and QR code generators, share widgets, bulk message helpers, phone number validation, API pricing calculators, and link preview debugging, all running in-browser with no sign-up.
software development services✓wwhois.ru wwhois.ru
Free online tools for domain and network diagnostics: WHOIS lookup, bulk domain availability check in 1400+ zones, IP geolocation, Punycode conversion, HTTP server response check, supporting IDN and Cyrillic domains.
internet and telecom providers · RU✓JBang www.jbang.dev
JBang enables creating, editing, and running self-contained Java programs easily across multiple platforms and IDEs.
java development tool✓kokopi www.kokopi.app
kokopi is an iPhone app that helps users reduce scrolling by showing a bird when time limits are exceeded without blocking apps.
iphone app · US✓Mueblito www.mueblito.ar
Web-based 3D furniture design tool in Spanish (Argentina) for custom melamine or MDF furniture, generating cut lists, dimensioned plans, hardware lists, and cost estimates in Argentine pesos, free and without registration.
furniture and home decor · AR✓Quantum Expectations www.quantum-expectations.com
Educational tool providing quantum computing feasibility evaluations based on qubit error rates, counts, and circuit depth, with sourced hardware data and historic trends, accessible via web, REST API, MCP server, and in-browser tools.
technology✓TextCard www.textcard.net
TextCard.net offers free AI-powered tools to generate, style, and export text cards and poems without login.
ai text creation tools