Resources
42 free resources, verified and summarised, to help you move forward without reinventing everything. Greencelium points you to them rather than redoing them.
List verified on 7 October 2026. Links lead to the official websites.
Ten questions, with no account and no tracking, to place your business (energy, carbon, water, waste, purchasing, nature, social) and leave with your priorities.
Free, no accountLanguages: FR · EN · DE · IT · ES · PT
A three-step roadmap (reduce, contribute, regenerate), prepared with an AI hosted on our own servers, then followed as a team: assigned actions, evidence, versions, VSME export.
Free, with an accountLanguages: FR · EN · DE · IT · ES · PT
Public service that shows which CSR regulations apply to your company and tracks them in a single dashboard. It also lets SMEs produce a proportionate voluntary sustainability report.
Free France Languages: FR
Public one-stop shop listing over 160 support schemes (energy, buildings, mobility, waste…) and connecting you with a local adviser. Ideal for funding a first diagnostic or a transition project.
Free (some diagnostics free under conditions) France Languages: FR
ADEME’s portal gathering advice by topic and sector, case studies, diagnostic tools and funding leads. A good entry point to build an action plan on energy, waste, purchasing or climate adaptation.
Free France Languages: FR
Official page of the reference standard on social responsibility, with a summary brochure, presentation materials and links to the SDGs. Useful to frame your approach without buying the full standard.
Free entry: brochure and materials free, full standard paid International Languages: EN · FR · ES
Describe your need online and a qualified public adviser calls you back, on average within five working days. Covers ecological transition and CSR among other topics, through 40 public partners.
Free first exchange; specialised support sometimes at reduced cost France Languages: FR
Official public database of emission factors used in France for carbon footprints and environmental labelling. Essential to convert your consumption (kWh, km, purchases) into tonnes of CO2e credibly.
Free (public database) France Languages: FR
Home of the Bilan Carbone method: downloadable publications and methodological guide to structure a full inventory (scopes 1, 2, 3). Training and advanced tooling are paid.
Free entry: methodological guide and publications; training paid France Languages: FR · EN
10-minute carbon and water footprint calculator, with an organisations offer to run a collective test among staff or customers and track anonymised results. Perfect for raising awareness and engaging your team.
Free International Languages: FR
Comparators and simulators (transport, delivery, everyday items) based on ADEME data, free to embed on your website. A ready-made CSR kit helps raise awareness among staff and customers.
Free France Languages: FR
International platform for SMEs: free emissions calculator, climate action plan builder, progress tracking and a public commitment recognised by the UN. A complete path to set and meet reduction targets.
Free International Languages: EN · FR · ES · PT
Public framework of criteria to eco-design websites, apps and digital services, from strategy to hosting. Downloadable as PDF and spreadsheet, with a template eco-design declaration.
Free France Languages: FR
Spreadsheet questionnaire, one or two campaigns a year: equipment (office and data centre), lifespan, greenhouse gas emissions and maturity across nine themes, from strategy to end of life. Each organisation receives a report of about fifteen pages on its information system’s footprint. With MyImpact, a calculator of individual digital footprint at work.
Free (open access; detailed report and benchmark for INR members) Europe Languages: FR · EN · DE · ES
Free support programme for micro and small businesses, craftspeople and retailers: dedicated energy adviser, diagnostic, prioritised action plan and tracking dashboard. Advisers sell nothing; it is funded by energy savings certificates.
Free France Languages: FR
The global greenhouse gas accounting standard for organisations, free to download, with Scope 2 and Scope 3 guidance and calculation tools. The reference that makes your footprint understood by international customers and partners.
Free International Languages: EN · FR · ES · PT
French State certification framework for emission reduction or carbon removal projects in France (forestry, farming, buildings), with a public registry of 2,500+ projects. Lets you choose a local project to fund transparently.
Free access to the project registry France Languages: FR
Free methodological framework with three pillars: cut your own emissions, help others reduce theirs, develop carbon sinks. It helps you talk about climate contribution rather than self-declared neutrality.
Free International Languages: FR · EN
Anti-greenwashing guide and online tests to check corporate or product messages before publishing. Essential to communicate about your climate contributions without misleading claims.
Free France Languages: FR
Public volunteering platform with 30,000+ missions, including environmental ones, with associations and public services. Useful to channel your employees’ engagement into concrete local action.
Free France Languages: FR
Directory of some 450,000 French associations, searchable by activity and town, with online donations and memberships. Handy to find and support an environmental association near you.
Free (optional voluntary tip) France Languages: FR
Public programme where companies sign ten principles and submit a biodiversity action plan, with a simplified path for small businesses based on an action catalogue. Provides a framework, a guide and recognition.
Free (public programme) France Languages: FR
Three-hour collaborative card workshop to understand the causes and consequences of biodiversity loss. An excellent trigger to connect your business to the living world before building an action plan.
Free entry: free use for free volunteer-led workshops; in-company sessions on request International Languages: FR · EN · ES
Library of 200+ open-access tools (games, workshops, guides) to apply Doughnut Economics, including resources to redesign your business model between the social foundation and the ecological ceiling.
Free (open-access tools) International Languages: EN · FR · ES · PT
Science-based catalogue of 140+ climate solutions rated by potential, cost and speed of deployment. Helps you spot the highest-impact levers in your sector.
Free International Languages: EN
Free introduction to the circular economy: its three principles, the butterfly diagram, videos and business case studies. A solid basis to rethink products and business models.
Free International Languages: EN · ES · PT
Reference overview of the nine planetary boundaries and their status: the 2025 assessment finds seven transgressed. The scientific frame for placing your business within a safe operating space.
Free International Languages: EN
French reference document (October 2024, 64 pages) on the principles of a regenerative economy for organisations. Free to consult online to frame a trajectory that goes beyond merely reducing impacts.
Free entry: free online consultation authorised by AFNOR France Languages: FR
Free framework to identify and disclose nature-related dependencies, impacts, risks and opportunities, with the LEAP approach usable by organisations of any size. Getting-started guides downloadable in several languages.
Free International Languages: EN · FR · ES · PT
National network of 450+ organisations working on hedgerows and agroforestry: technical guides, the Label Haie, planting-cost benchmarks and local operators. A starting point to fund or plant hedgerows with recognised actors.
Free (online resources) France Languages: FR
Three-hour workshop to map your value chain and its impacts, then imagine levers and a regenerative business model. Volunteer-run community sessions and a customisable kit under Creative Commons licence.
Free entry: volunteer community sessions, mostly free, and Creative Commons kit; in-company sessions paid France Languages: FR
EU Recommendation of 30 July 2025 making the VSME the voluntary sustainability reporting standard for SMEs, with a basic or comprehensive module. Lets you answer customer and bank questionnaires once, in a harmonised way.
Free Europe Languages: EN · FR · DE
Free official Excel template to complete the VSME, with checkboxes, automatic calculations and links to the standard’s text, plus an open-source XBRL converter. The simplest way to produce a clean VSME report.
Free (open source) Europe Languages: EN · ES · PT
Leading international sustainability reporting standards, modular and free to download in twelve languages. Useful if international customers or partners expect a GRI-referenced report.
Free International Languages: EN · FR · DE · IT · ES · PT
Collaborative workshop to understand the mechanisms of climate change, already attended by over 2 million people in 168 countries. Ideal for building a shared climate culture within your team.
Free entry: free use for free volunteer-led workshops; in-company €3 excl. VAT per participant International Languages: FR · EN · DE · IT · ES · PT
Free MOOC of about 10 hours in six modules: ecological crisis, socio-economic models, regenerative business, responsible purchasing. Expert interviews and a certificate; already taken by over 480,000 people.
Free France Languages: FR · EN
Free online learning platform for business leaders, with modules and replay webinars, including content on climate leadership, sufficiency and digital technology within planetary boundaries.
Free (registration required) France Languages: FR
Free think-tank reports on decarbonising the French economy sector by sector (energy, farming, mobility, textiles…), including its economy-wide transformation plan. Useful to anticipate how your industry will change.
Free France Languages: FR · EN
Twenty-two final reports from regional and thematic programmes (industry, farming, finance, ocean, social dialogue): a regenerative roadmap method, figures reported by participants and company commitments, including SMEs.
Free (PDF reports) France Languages: FR · EN
Free 4.5-hour MOOC in 14 modules on the environmental, social and economic impacts of digital technology and good practices. Optional certificate via an online exam, useful for IT and purchasing teams.
Free France Languages: FR · EN
Free public community of 110,000+ companies, with a framework of 80 commitments across 14 themes and local clubs where leaders exchange. Ideal for finding committed peers nearby.
Free France Languages: FR
Association of thousands of volunteers relaying The Shift Project’s work through local groups, thematic circles, talks and workshops. A place to find skills and discuss decarbonising your business.
Free (volunteering, optional donations) France Languages: FR
Network of 15,000 business owners who mentor founders and buyers on a volunteer basis, with an interest-free, collateral-free honour loan. Valuable peer support to build an impact-driven project from day one.
Free: volunteer mentoring and interest-free honour loan (selective) France Languages: FR
Network of 207 local associations offering zero-interest, collateral-free honour loans and personal support for start-up, takeover or growth. The Initiative Remarquable programme highlights projects with environmental and social impact.
Free: zero-interest honour loan and support (selective) France Languages: FR
A free workbook (Excel, LibreOffice) to track your actions offline: phases, owners, deadlines, indicators, costs, supporting documents and a calculated dashboard. In French.
Suggest it on the forum: if it is free and useful to small organisations, it will join the list.