Guides for evaluating, self-hosting, and migrating to open source.

Zendesk costs $19-169/agent/month. These open source help desk tools offer ticket management, live chat, and knowledge bases with self-hosting in 2026.

Zoom costs $13.33-27.99/user/month. These open source video conferencing tools offer unlimited meetings with full privacy and self-hosting Updated for 2026.

Compare Plausible, Umami, Matomo, PostHog, and OpenPanel in 2026: privacy, self-hosting tradeoffs, and GA4 migration paths.

Keycloak, Authentik, Logto, SuperTokens, and Ory vs Auth0 and Okta: compare open source authentication platforms on protocols, SDKs, and cost. March 2026.

n8n, Activepieces, Trigger.dev, and Automatisch vs Zapier and Make: compare open source workflow automation on integrations, flexibility, and cost 2026.

Supabase, Appwrite, PocketBase, and Directus vs Firebase: compare open source backend-as-a-service platforms on database, auth, storage, and cost. March 2026.

Lago, Kill Bill, InvoiceNinja, and Crater vs Stripe Billing and Chargebee: compare open source billing tools on subscription models, API, and cost. March 2026.

Metabase, Apache Superset, Redash, and Lightdash vs Tableau and Power BI: compare open source BI tools on features, data sources, and self-hosting cost.

Nextcloud, Seafile, Syncthing, and MinIO vs Dropbox and Google Drive: compare open source cloud storage on sync speed, features, and self-hosting cost.

Discourse, Forem, Answer, and NodeBB vs Circle and Mighty Networks: compare open source community platforms on features, moderation, and self-hosting.

Twenty, EspoCRM, Erxes, and SuiteCRM: open source CRM software in 2026 — self-hosted HubSpot and Salesforce alternatives with our recommendations Updated.

Penpot, Inkscape, GIMP, Blender, and Excalidraw: open source design tools in 2026 — features, use cases, and Figma alternatives compared Free options covered.

Hoppscotch, Bruno, Gitea, Forgejo, and Woodpecker vs Postman and GitHub: compare open source dev tools for API testing, Git hosting, and CI/CD pipelines.

Documenso, OpenSign, and DocSeal vs DocuSign: compare open source e-signature tools on features, API, self-hosting cost, and compliance. Updated March 2026.

Medusa, Saleor, WooCommerce, and Bagisto vs Shopify: compare open source e-commerce platforms on architecture, integrations, and total cost. Updated March 2026.

Listmonk, Mautic, Mailtrain, and Postal vs Mailchimp and ConvertKit: compare open source email marketing tools on deliverability, features, and pricing.