scope-3

Open-source, zero-dependency demos of production carbon calculators from GreenCalculus — Scope 1 stationary combustion, SBTi near-term targets, FLAG land emissions, PCAF financed emissions, and CBAM quarterly reporting. GHG Protocol & IPCC AR6 aligned, fully traceable, vanilla JS.

Application performance monitor (APM) for energy logging and carbon estimation in Python applications with uncertainty-aware marginal emissions.

Free, open-source, local-first GHG carbon accounting for the desktop — AI reads your bills, one-click ISO 14064-1 inventory report, fully offline. macOS + Windows.

Local-first greenhouse gas emissions calculator MVP with Scope 1, Scope 2, and spend-based Scope 3 screening workflows.

Replication code for "Conservation Is Cheap, Invariance Is Expensive" - conservative responsibility allocation rules that resist corporate restructuring, applied to carbon accounting and financed emissions

Top Product Carbon Footprint Platform (Opensource) 🌟 Star if you like it! 🌟

Agentic Scope 3 quantification with traceable ingestion, factor mapping, data-quality scoring, versioned runs, approvals, and restatements.

Agentic CSRD double-materiality and LCA-to-ESRS platform with evidence-linked IROs, versioned snapshots, and audit-ready exports.

Emission and water factors for AI inference by model class and cloud region. CC BY 4.0. Companion to arXiv:2606.10660

Farmers Business Network — independent third-party profile of a public API surface, by API Evangelist. Farmers Business Network (FBN) is a direct-to-farmer ag platform combining a member network, e-commerce for crop inputs (seed, chemistry, animal health), agronomy and precision analytics, financing and crop insurance, and a sustainability / Scope-

Open-source AI agent and MCP toolkit for auditable Scope 1/2/3 carbon accounting and decarbonization workflows.

Excel-based corporate GHG inventory and carbon footprint analysis covering Scope 1, Scope 2 and selected Scope 3 emissions.

Bounded estimation framework for the per-token carbon intensity of LLM inference: workbooks, parameter tables, frozen measurement corpus and the scripts that regenerate the paper's tables (v1.0.0)

Indigo Agriculture — independent third-party profile of a public API surface, by API Evangelist. Indigo Agriculture is a Boston-based agriculture-technology company combining microbial seed and foliar treatments (biotrinsic) and on-farm seed treatment hardware (CLIPS) with two large supply-chain programs: Carbon by Indigo, a soil-carbon program tha

Emitwise — independent third-party profile of a public API surface, by API Evangelist. Emitwise is a London-based carbon accounting and Scope 3 reporting platform that uses AI to help large enterprises measure, manage, and reduce their product carbon footprint (PCF) and supply-chain greenhouse-gas emissions.

Terrascope — independent third-party profile of a public API surface, by API Evangelist. Terrascope is a Singapore-headquartered climate-tech and sustainability software company building an enterprise carbon measurement, management, and decarbonization platform. Launched in 2022 after being incubated and spun out of Olam Group (a Temasek-linked Sin

Evidence-aware Scope 3 (supply-chain) carbon estimation from fragmented, multilingual trade documents — five-layer pipeline, decomposed uncertainty, and a 4,000-shipment controlled benchmark with an 8-experiment evaluation suite. Synthetic data.

Open methodology mapping for the global GHG accounting standards GreenCalculus aligns with — GHG Protocol Corporate, Scope 3, LSR (2026), IPCC AR6, ISO 14064-1, CSRD/ESRS E1, SBTi Net-Zero, and DEFRA factors.

Official Python & JavaScript/TypeScript SDKs for the GreenCalculus carbon API — sourced emission factors + audit-traced calculations.

Watershed — independent third-party profile of a public API surface, by API Evangelist. Watershed is an enterprise sustainability platform used by large companies to measure their carbon footprint, report against regulatory and voluntary frameworks, and act on decarbonization opportunities.