Self-hosted alternatives
Replace the SaaS tools you pay for every month.
Mattermost instead of Slack. AFFiNE instead of Notion. Twenty instead of Salesforce. Every app below is open source, deploys in one click, and runs on a server you own.
Slack Mattermost, Rocket.Chat, and Zulip 
Notion AFFiNE, Docmost, and Outline 
Airtable Baserow and NocoDB 
Zapier n8n and Activepieces Calendly Cal.com PL Google Analytics Plausible and Umami Intercom Chatwoot 
Jira & Trello Plane (core), Focalboard, and Wekan 
Dropbox & Google Drive Nextcloud, Seafile, and Filestash 1Password & LastPass Vaultwarden and Passbolt Mailchimp Listmonk Typeform Formbricks JM Zoom Jitsi Meet GitHub Gitea and Forgejo Figma Penpot CH Statuspage Uptime Kuma and Checkmate Confluence BookStack and Wiki.js Supabase & Firebase Supabase (self-hosted, core), Appwrite (core), and PocketBase 
HubSpot & Salesforce Twenty CRM and EspoCRM Linear Plane (core) and Vikunja
Notion AFFiNE, Docmost, and Outline Airtable Baserow and NocoDB Zapier n8n and Activepieces Calendly Cal.com PL Google Analytics Plausible and Umami Intercom Chatwoot Jira & Trello Plane (core), Focalboard, and Wekan Dropbox & Google Drive Nextcloud, Seafile, and Filestash 1Password & LastPass Vaultwarden and Passbolt Mailchimp Listmonk Typeform Formbricks JM Zoom Jitsi Meet GitHub Gitea and Forgejo Figma Penpot CH Statuspage Uptime Kuma and Checkmate Confluence BookStack and Wiki.js Supabase & Firebase Supabase (self-hosted, core), Appwrite (core), and PocketBase HubSpot & Salesforce Twenty CRM and EspoCRM Linear Plane (core) and Vikunja Your free 7-day server is waiting.
No credit card. No cloud account needed to test. Keep your first server free for good.
Free plan, no card, and 14 days of Pro for every new team. One flat price per team.