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Tech riderRev. 8 Oct 2026

CarbonInk

Ch 166.0of 29 Carbon Accounting Software
  1. 1Runs onMac, Windows
  2. 2CostsFree plan
  3. 3Scope coveragescope 1-3
  4. 4Data collectionautomated
  5. 5Supplier engagementYes
  6. 6Audit trailYes
6 lines stated Written from the maker's own pages: carbonink.xyz, github.com
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The CarbonInk homepage

Overview

CarbonInk is ranked #16 of 29 in carbon accounting software on Specifiction. It runs on macOS, Windows. There is a free plan.

CarbonInk plans and pricing

All plans
Free Free No account · no cloud · no subscription github.com · 8 Oct 2026

Compared on carbon accounting software

Free plan
Yescarbonink.xyz
Scope coverage
scope 1-3carbonink.xyz
Data collection
automatedcarbonink.xyz
Supplier engagement
Yescarbonink.xyz
Audit trail
Yescarbonink.xyz

Facts

Purpose
CarbonInk is a free, open-source desktop tool for greenhouse-gas accounting.github.com · 8 Oct 2026
Offline use
The app runs fully offline, and its README says user data never leaves the device.github.com · 8 Oct 2026
Inventory
It tracks emission sources, activity data, and pinned emission factors for Scope 1, 2, and 3.github.com · 8 Oct 2026
AI extraction
AI can extract activity data from utility bills, fuel receipts, freight, travel, and purchase documents using the user's own LLM API key.github.com · 8 Oct 2026
Disclosure workflows
Users can fill customer or rating-agency disclosure forms from their inventory and collect supplier Scope 3 Category 1 data.github.com · 8 Oct 2026
Reporting
The app produces a one-click ISO 14064-1 inventory report in PDF format.github.com · 8 Oct 2026
Integrations
A built-in MCP server exposes inventory data to Claude, Cursor, and Pi.github.com · 8 Oct 2026
License
CarbonInk is licensed under the MIT License.github.com · 8 Oct 2026
Download
The README directs users to the releases page for macOS and Windows builds and says no activation key is required.github.com · 8 Oct 2026

Best CarbonInk alternatives

See all 20
All accessCh 01 CarbonTool Free planFree trialAPI from $166.67/mo7.4 All accessCh 02 Greenio Free planFree trialAPI from ₹2,999/mo7.3 All accessCh 03 Carbonfact Free planAPIWeb Free to start7.1 All accessCh 04 CO2 AI Free trialAPIWeb 7.0 All accessCh 05 EcoReko Free planWeb from €375/mo7.0 All accessCh 06 GreenStitch Free trialAPIWeb from $250/mo6.8

Where it ranks on Specifiction

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Sources