GrowBlocks Dev Kit
55FairBuild, play-test with screenshots, and ship three.js browser games on GrowBlocks.
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Cursor reads ~/.cursor/mcp.json. A project can also commit .cursor/mcp.json.
~/.cursor/mcp.json~/.cursor/mcp.json%USERPROFILE%\.cursor\mcp.jsonServers that can be installed in this client.
39,702 servers
Build, play-test with screenshots, and ship three.js browser games on GrowBlocks.
LingNao: deterministic reasoning for AI agents → verified/refuted/unverifiable. ~3ms, fail-closed.
Local Windows MCP server for creating and reviewing Excel, Word, and PowerPoint files.
Validate, format, and inspect JSON locally. No network and no key.
Non-custodial 2-of-3 Bitcoin escrow for agent-to-agent deals on Arkade, Lightning in/out.
A headless painting engine for AI agents: brushes, paint load, wet blending, canvas texture.
Splitwise expense and group management for Claude — shared expenses, settle up, friends
Verify AI work against criteria and get signed receipts. From Spoolis, guarantees for AI work.
WCAG contrast checks, HSL palettes with :root CSS, and search of 500+ free Uwarp UI tools.
Browse the JSON Schema Store catalog. No key required.
Render PDFs from templates and spreadsheet data via SheetRender, locally or at mcp.sheetrender.com
Review-gated bookkeeping in QuickBooks Desktop on Windows: reports, SQL, batches, reversal.
Semantic memory for AI agents with hybrid search, knowledge graph, and consolidation
Generate video and images (Veo 3.1, Grok Imagine, Nano Banana, GPT Image 2) via the GenRelay API.
Package versions and CDN statistics from jsDelivr. No key required.
Decode HTTP 402 challenges (L402, x402, MPP) and choose agent payment rails from an open registry.
WCAG 2.2 AA accessibility checks for pages and HTML, run locally in headless Chrome.
Featherweight Linux desktops for AI agents: read the screen as text, click, type, run any app.
Free keyless dealer gamma, OI change, market calendar, 13F, congress and CFTC data, dated, cited.
CRAFT Content: 8 B2B content tools by Helix GTM Consulting
Fireball impact data from NASA JPL. No key required.
Remote jobs from Jobicy. No key required.
Publish apps from Claude Code, Codex or Cursor to your team, behind sign-in, with a database.
Lets AI agents query SQL Server, PostgreSQL, MySQL, Oracle and SQLite via the Jam SQL Studio app.