The Green List — Everything Free
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| Tool | ☆ | What it does | Runs on | Why green? |
|---|---|---|---|---|
| A Brief History of the Internet - Internet Societyinternetsociety.org | Read a brief history of the Internet—from those who made it. Learn about its origins, concepts, documentation, and more. | |||
| AI Presentation Maker & PowerPoint Generator | PopAipopai.pro | Create editable presentations from a prompt, PDF, Word file, PPTX, or webpage. Choose a template, refine your slides, and export to PPTX or PDF. | |||
| About — librb v9999 documentationlibrb.bofc.pl | ||||
| Acasă | LibreOffice - Româniaro.libreoffice.org | LibreOffice Homepage, office suite, download, open standards, open source, free software, LibreOffice | |||
| Add hfviewer to your model cardhfviewer.com | Paste your model ID, copy one markdown snippet - a live, animated architecture graph card on your Hugging Face README. Free for every public model. | |||
| Afghanistan Calendar – Hijri Shamsi | Designing House Pluginsplugins.designinghouse.net | Afghanistan Calendar – Hijri Shamsi is a professional WordPress plugin by Designing House for Afghan Hijri Shamsi dates, Elementor widget support,… | |||
| AppFlowy - Self-Hosted Notion Alternative — Dublyodublyo.com | Self-hosted Notion alternative with documents, databases, and kanban boards. Privacy-first workspace for teams. Open source with 60K+ GitHub stars.… | |||
| Arches Project Open Source Data Management Platformarchesproject.org | Arches is a comprehensive open source data management platform suitable for many uses, including cultural heritage, developed by the Getty… | |||
| Audio-Native Project Management and Collaboration for Music Producers -…opusonix.com | Opusonix is an audio-native project management platform for music producers, combining Kanban boards, task tracking, collaboration tools, version… | |||
| Backlog | Project Management Software for Virtual Teams | Nulabbacklog.com | Backlog is the all-in-one SaaS for all your project management software needs. Kanban boards, task tracking, version control, Gantt charts, and more. | |||
| BadgeOS Alternative for WordPress | Sigilet Open Badges Issuersigilet.com | BadgeOS was closed by WordPress.org in June 2023 over a security issue and never replaced. Sigilet issues Open Badges from your own site, free,… | |||
| Basic | Broadcastbroadcast.plainviewplugins.com | What the basic Wordpress Broadcast plugin does and links to download and the source. | |||
| Blog — holiday guides & calendar deep-dives — caldayscaldays.com | Long-form guides on public holidays, long weekends, world cultures, and time-keeping. | |||
| Brainerd-Robinson coefficient of similarity R scriptmattpeeples.net | ||||
| CAST partnership: Digital solution for the third sectordev.ngo | How our long-term partnership with CAST delivers digital solutions for social change—from refugee service platforms to homelessness data systems. | |||
| CLDR 31 Downloadcldr.unicode.org | ||||
| CLP Calculus Textbooksmath.ubc.ca | ||||
| Capsule — Documents that run like appswithcapsule.app | Capsule keeps your tools and data inside a single .capsule file, with no servers to manage and no monthly fees. | |||
| Chartbrew | Build Live KPI Dashboards from Databases & APIschartbrew.com | Connect databases and APIs to build live KPI dashboards for revenue, signups, usage, and client reporting. Start tracking product metrics with… | |||
| ChessPairings for WordPress — your chess tournaments on your sitewpchess.com | Free WordPress plugin to show ChessPairings tournaments on your site: standings with tie-breaks, pairings, players, calendar, regulations and… | |||
| ChiliProject - Homepage - ChiliProjectchiliproject.org | ChiliProject | |||
| Claude to Markdown - Legoktmlegoktm.com | ||||
| Climate Change Deniers vs The Consensus — Information is Beautifulinformationisbeautiful.net | Every key argument debunked | |||
| Colanode - Open-source & local-first collaboration infrastructurecolanode.com | Colanode is an all-in-one workspace for your team. Chat, notes, files, wiki, project-management, and more. | |||
| Connectors — Plug Your Tools and Performance Data In | Layerlayer.ai | Connectors for AI creative: plug AppLovin, Meta, TikTok, Sensor Tower, Drive, Miro, and Slack into Layer so the next batch learns from the last. | |||
| Containerize R Markdown Documents for Continuous Reproducibility • liftrliftr.me | Persistent reproducible reporting by containerization of R Markdown documents. | |||
| ContextsBase · From Chat Prompts to Autonomous Backlog Executioncontextsbase.com | Replace loose markdown notes with an agent-native project workspace. Structure specs, schemas, and test rules once—Claude Code, Cursor, and Copilot… | |||
| Cool Plugins – Top WordPress Plugins for Smart Solutionscoolplugins.net | Cool Plugins offers quality WordPress plugins for Elementor, AI translation, timelines, The Events Calendar and more — trusted by 350K+ websites. | |||
| Cosy Bear Cafe by Sprout Coosproutcoo.itch.io | ||||
| CotEditor -Text Editor for macOScoteditor.com | Text Editor for macOS | |||
| Coursera | Online Courses, Certificates, & Degreescoursera.org | Learn job-ready skills with online courses, Professional Certificates, Specializations, and degrees from Google, Meta, Anthropic, DeepLearning.AI,… | |||
| Create online forms with Formlets, the best online form creatorformlets.com | Make beautiful, effective forms with formlets form builder. Easy drag & drop, adapt every detail to your style & language. | |||
| Creative Studio for WooCommerce — AI Product Photos & Ad Creatives Plugin —…adcontrolcenter.com | Turn your existing WooCommerce product photos into studio-quality images and ready-to-post ad creatives — right inside WP admin. Free weekly… | |||
| Crelly Slidercrellyslider.altervista.org | An open source responsive slider for WordPress that supports layers. Create slides with texts, images and videos using a powerful Drag & Drop Builder. | |||
| Daring Fireball: Markdowndaringfireball.net | ||||
| Data Policy & Support | Joint Genome Institutejgi.doe.gov | Find our data policy, auspice statements and other resources for user support, including details and contact for our Project Management Office. | |||
| Data access for AI agents and researchers · Dealakadealaka.com | Every Dealaka entry is available as structured JSON and Markdown, with the whole site as llms.txt and the changelog as RSS. Verified against the… | |||
| DataBasic.iodatabasic.io | ||||
| Days Calculator - DCalculator.orgdcalculator.org | Days calculator to deal with calculations involving adding days to date, date differences, day of the week calculations, and more. -… | |||
| Deliverability Hub: Monitor your sender health - Mailmeteormailmeteor.com | Check your DNS records, blacklist status, and email reputation for every sender, all in one place. Free for all Mailmeteor users. |