"Search for free open-source software" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
DC Hub is the live data layer for data-center siting that agents can query and cite. Its Data Center Power Index (DCPI) scores where data centers can get grid power across 300+ markets daily. Also 330,000+ mapped power, grid, gas and fiber assets. 94 MCP tools at https://dchub.cloud/mcp plus a REST API at https://dchub.cloud/api/v1. Free tier needs no key; paid plans: dchub.cloud/pricing.
Open registry of 1.14M+ rooftop-solar detections across France, queryable by natural language.
Con Edison electricity usage: 15-minute meter readings, daily and monthly totals, and bill history.
Solar power estimates from the electricity bill, and the service area check, for São Paulo, Brazil.
Search and read UK guides on solar PV, heat pumps, batteries and MCS certification.
UK solar PV and heat pump calculators that follow the published MCS methods. Open, no key.
Australian NEM battery (BESS) data for AI agents: revenue, dispatch, FCAS, events. Free, no auth.
Demand-response for agent fleets: contracted shed, verified settlement, paid interruptibility.
Real-time electricity price signals for AI agents. Spot prices, cheapest hours, and contract recommendations. 31 countries across Europe and Oceania. No authentication required.
US ISO interconnection queues and cited energy data. 25 free queries, then $49/mo or $490/yr.
Tesla data for your AI: battery, range, charging, tires, alerts, history. Controls off by default.
Free calculators with sources: electricity bills (KR/TW/PH/JP), Korea taxi fares, tax refunds.
Start with analyze_ev_site(address) for a free, source-backed EV charging opportunity screen.
Real-time electricity prices, carbon intensity, and energy analytics for 41+ zones across Europe, GB, US, and Australia. Query live prices, compare zones, check gas storage, get green scores, and access advanced analytics via MCP.
Free, no-key calculators with sources: household electricity bills and LED savings for Korea (KEPCO), Taiwan (Taipower), the Philippines (Meralco, updated monthly) and Japan (TEPCO); Seoul/Busan taxi fares, tourist tax refunds and trip budgets for Korea; Korean tax and education math. 19 read-only tools using the same rate tables as kwhmate.com, koreasurvivalkit.com and gyesanmate.com. Results cite date and source; nothing is stored.
Digital-Simon EMS: device list, live readings and history for PV, storage and meters; switching only with explicit approval.
Real-time electricity prices for AI agents. 40+ countries, 100+ zones. No auth required.
MCP server for China domestic fuel prices (92/95/98 gasoline, diesel) across 31 provinces with
Auditable US clean-energy tax-credit scenarios for 45Q, 45V, 45Y, 48E, and 45X.
Free AREI cable sizing, Synergrid C10/26 inverter check, LED strip calculator. No account.
Live public EV charging prices, stations, networks and costs in Lithuania (open data, CC BY 4.0).
Direct-sun hours per year for any address or point in Norway, against terrain, trees and buildings.
Compute-is-carbon energy/carbon ledger for agent work with Landauer-limit validation.
EnergyPlus weather files (EPW, DDY, STAT) and design conditions for any site, OpenStudio-MCP ready.
Search open jobs in grid, nuclear, renewables, storage and data centers. Read-only, no login.
Solar installer for Munich and Rosenheim: 3D solar roof check, local subsidies, EEG feed-in, guide.
Compare Georgia natural gas marketers' PSC-filed rates, profiles and rate history since 2019.
CO₂ estimates for general-aviation flying: by aircraft and hours, by fleet, or by fuel.
Carbon-accounted agent compute: free footprints; certificates backed by real offset retirement.
Electricity prices for Denmark and 40 European zones: spot price, cheapest hours, forecast.
Search VettedHome's UK guides to property problems and home energy decisions. Read-only.
Generates EnergyPlus weather files (EPW, DDY, STAT) for any coordinates: actual years from 1990, typical years and future climate to 2100, plus ASHRAE design conditions and nearest weather stations.
Heat-pump readiness check for German single-family houses: traffic light, reasons, next step
AI agents compare and sign up for Texas utility plans: electricity, internet, gas, water, trash.
Read-only tools over the GoBeyondClouds venture network (GBC SRL, Brussels): live network statistics, the venture registry (14 ventures: agent-to-agent economy, space economy, industrial energy data), SkillAssay skill-ranking lookup, SolarAnalytics solar pre-feasibility (API key) and say_hello. No auth; every number carries refreshed_at and a source URL.
Find EV charging stations, detail, and reliability check-ins via the global Open Charge Map.
BNG income and cost estimates for land in England, GB grid headroom and planning history
Live day-ahead electricity prices for 40+ European markets, all-in with taxes and VAT.
Remote MCP server (Streamable HTTP) with 37 deterministic engineering calculators for DACH: electrical, PV, HVAC, building. No API key.
Pay-per-call EU & Nordic data for AI agents: VAT/VIES, MiCA, ECB FX, holidays, DK power. x402.
