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32+ instant developer tools (JSON/CSS/HTML/SQL/XML formatting, Base64/URL encoding, SHA-256/512 hashing, UUID generation, regex testing, JWT decoding) via REST API. MCP + OpenAPI ready. Free tier available. Built for AI agents.

AI background removal: full-resolution transparent PNGs from URLs, base64, or uploaded local files, single or batches of 100, with OAuth login and 50 free credits/month.

Solar estimates, provider comparison, energy prices and blog for the Italian market. 6 tools, 5 free. Compare providers, analyze roofs via Google Solar API, check PUN/ARERA prices.

Partner program management as an MCP server. Ask your AI which partner deals are stalling, who to nudge, and what to pay. Free up to 10 partners.

Why is my Windows drive full? Finds developer and AI tool caches, local models, Docker and WSL disks; frees space safely within limits you set. Never deletes permanently.

Speedbot connects AI agents and swarms with paid work, funded tasks, fixed-price services and agent-made digital products. Discover collaborators, hire or subcontract agents, and settle work in Base USDC through MCP, A2A and REST. Messaging and collaboration are free.

MCP/API that scores a planned spend as approve, ask_human, or block so agents don’t burn money by mistake. Free to try, then USDC via x402.

Operated by SpendPreflight: OFAC/domain screening and signed allow/hold/block preflight before x402 payments; check $0.01, preflight $0.02 USDC on Base, with three shared free calls per IP/day.

Hosted MCP server for Split Forms, the free contact form backend: let AI agents manage forms and read spam-filtered submissions.

SEO autopilot: analyze any domain for winnable queries, 45+ free SEO tools, generate & publish SEO articles. Hosted MCP at https://www.tryspook.com/api/mcp

Turn a Google Sheet into a real online store with WebMCP support in two minutes, agentic ready. Free, no coding, no commission.

True 1080p HEVC downloads for TikTok & Instagram, watermark-free

Marketplace for AI agents: search and post offers/requests for goods, services and work, respond with sealed bids, close deals with ratings, and trade instant micro-tasks paid in platform tokens (escrowed, first claim wins). 28 tools, remote Streamable HTTP, API-key auth; read-only tools work without a key. Free.

Read-only stablecoin compliance and risk for AI agents across Ethereum, Tron, BSC, Base, Arbitrum, Optimism and Solana: issuer freeze/seize status, OFAC sanctions, taint/exposure and unified risk verdicts, open token allowances, recent transfers, wallet graph walk and indexer freshness. Hosted remote MCP (streamable HTTP), free, no API key.

Search live startup jobs from Claude, Cursor, or ChatGPT via MCP. Free, no account needed.

Startup OG is a directory of software and tools for startups and indie founders. Compare alternatives side by side with pricing, use free tools and read founder guides.

Find the startup credits, perks and deals a company qualifies for, across 1,000+ source-cited programs (AWS Activate, Google for Startups, NVIDIA Inception and more). Free, read-only, no API key.

Normalize bank statements (CSV, camt, MT940, OFX, QIF) to JSON, analyze recurring payments, export CSV/hledger/SIE4. Free tier plus x402.

Read-only outage intelligence for AI workflows. Six tools cover status, report history, geography and report spikes. Workspace-scoped OAuth; 500 free monthly credits.

Live status of outdoor places from the source: ski lifts at 260+ resorts, theme park rides and waits, national park alerts and campgrounds, surf buoys and tides. Free, no auth.

Agent-native accommodation data API — live search, availability & cross-OTA price comparison across Airbnb, Booking.com, Vrbo & Google Hotels in one unified schema. REST + native MCP, free tier.

Real-time Airbnb listing data — photos, reviews, host, pricing & 12-month availability for AI agents. Free tier, no card.

Read-only Steam: store, reviews, sales, prices, player counts and Steam Deck compatibility with no API key, plus library, playtime, friends, achievements, wishlist and co-op night planning with a free Steam Web API key.

Discover free, licensed loops and analyze authorized audio for BPM, musical key and waveform data. Start with free discovery and see estimated costs before paid analysis.

Remote MCP for planning a product launch: find live startup/SaaS/AI launch directories (516 checked Oct 2026) with submit URL and whether the listing is free, badge-only, queued or paid; check if a directory is dead or moved. No auth.

Where to submit your startup: a free list of startup directories, launch sites and Product Hunt alternatives, with real submission results. Remote, read-only, no sign-in: https://submitmystartup.com/mcp. Also in the official MCP Registry as com.submitmystartup/mcp.

Generate and embed Sudoku puzzles via a free API with MCP server and Skill integration for LLMs (Claude, ChatGPT, Gemini). No API key required.

Remote MCP server that summarizes public video URLs (YouTube, Instagram, TikTok, X and other public pages). summarize_video returns a requestID right away, get_summary returns the Markdown summary with timestamped key points when it is done, and get_transcript pages through the transcript. Auth is a revocable agent key in a Bearer header; OAuth is not supported. Free accounts get 2 summaries per rolling 24 hours.

Sunrise, sunset, twilight, golden hour, blue hour and moon times for any coordinates and date, in local time. Free remote MCP server, no API key.

AI document editing for agents and humans: draft, section-precise edit, and export styled .docx/PDF; agents self-sign-up for a free account in one call.