172 open-source SaaS replacements.

c17.io lists open-source replacements for rented SaaS. Every comparison page is grouped below by category.

CRM

13 landers in this category.

You still rent	Open-source stack	Open the lander
HubSpot	Twenty or Krayin + n8n	Replace HubSpot
Salesforce	Twenty or Krayin + n8n	Replace Salesforce
Pipedrive	Twenty or Krayin + n8n	Replace Pipedrive
Zoho CRM	Twenty or Krayin + n8n	Replace Zoho CRM
QuickBooks	Akaunting / Invoice Ninja	Replace QuickBooks
FreshBooks	Akaunting / Invoice Ninja	Replace FreshBooks
Xero	Akaunting / Invoice Ninja	Replace Xero
Toggl	Solidtime / Kimai	Replace Toggl
Harvest	Solidtime / Kimai	Replace Harvest
Expensify	Firefly III / Akaunting	Replace Expensify
BambooHR	Frappe HR	Replace BambooHR
Greenhouse	Frappe HR	Replace Greenhouse
Chargebee	Lago / Kill Bill	Replace Chargebee

Analytics

12 landers in this category.

You still rent	Open-source stack	Open the lander
Google Analytics	Swetrix or traffic-source	Replace Google Analytics
Mixpanel	Swetrix or traffic-source	Replace Mixpanel
Hotjar	PostHog	Replace Hotjar
Amplitude	PostHog	Replace Amplitude
Heap	PostHog	Replace Heap
FullStory	PostHog	Replace FullStory
LogRocket	PostHog	Replace LogRocket
Segment	Jitsu	Replace Segment
Tableau	Metabase / Apache Superset	Replace Tableau
Power BI	Metabase / Apache Superset	Replace Power BI
Looker	Metabase / Apache Superset	Replace Looker
Snowflake	ClickHouse / DuckDB	Replace Snowflake

Email

24 landers in this category.

You still rent	Open-source stack	Open the lander
Mailchimp	Plunk or Posta + Resend	Replace Mailchimp
Mailgun	Plunk or Posta + Resend	Replace Mailgun
SendGrid	Plunk or Posta + Resend	Replace SendGrid
Postmark	Plunk or Posta + Resend	Replace Postmark
Google Workspace	Mailflare office	Replace Google Workspace
Microsoft 365	Mailflare office	Replace Microsoft 365
Calendly	Mailflare office	Replace Calendly
Google Calendar	Mailflare office	Replace Google Calendar
Buffer	Postiz	Replace Buffer
Hootsuite	Postiz	Replace Hootsuite
Gmail	Mailflare / Stalwart	Replace Gmail
WordPress.com	Ghost / WordPress	Replace WordPress.com
Squarespace	Ghost / WordPress	Replace Squarespace
Wix	Ghost / WordPress	Replace Wix
Medium	Ghost / WordPress	Replace Medium
Substack	listmonk / Keila / Ghost	Replace Substack
ConvertKit	listmonk / Keila / Ghost	Replace ConvertKit
beehiiv	listmonk / Keila / Ghost	Replace beehiiv
Klaviyo	listmonk / Keila / Ghost	Replace Klaviyo
ActiveCampaign	listmonk / Keila / Ghost	Replace ActiveCampaign
Constant Contact	listmonk / Keila / Ghost	Replace Constant Contact
Brevo	listmonk / Keila / Ghost	Replace Brevo
Gumroad	WooCommerce / Ghost	Replace Gumroad
Vimeo	PeerTube / MediaCMS	Replace Vimeo

Dev tools

30 landers in this category.

You still rent	Open-source stack	Open the lander
Firebase	Go + PocketBase + HTMX	Replace Firebase
Supabase	Go + PocketBase + HTMX	Replace Supabase
Vercel	Go + PocketBase + HTMX	Replace Vercel
Netlify	Go + PocketBase + HTMX	Replace Netlify
Heroku	Coolify + Cloudron	Replace Heroku
Render	Coolify + Cloudron	Replace Render
Fly.io	Coolify + Cloudron	Replace Fly.io
LaunchDarkly	Unleash / Flagsmith	Replace LaunchDarkly
Postman	Hoppscotch / Bruno	Replace Postman
Shopify	Medusa / Saleor / WooCommerce	Replace Shopify
Webflow	Webstudio	Replace Webflow
Framer	Webstudio	Replace Framer
Cloudinary	imgproxy / Thumbor / Imagor	Replace Cloudinary
CircleCI	Woodpecker CI / Forgejo Actions	Replace CircleCI
GitHub Actions	Woodpecker CI / Forgejo Actions	Replace GitHub Actions
MongoDB Atlas	FerretDB + Postgres	Replace MongoDB Atlas
Contentful	Payload / Strapi	Replace Contentful
Sanity	Payload / Strapi	Replace Sanity
Strapi Cloud	Payload / Strapi	Replace Strapi Cloud
Terraform Cloud	OpenTofu + Atlantis	Replace Terraform Cloud
GitHub	Forgejo / Gitea	Replace GitHub
Bitbucket Cloud	Forgejo / Gitea	Replace Bitbucket Cloud
Docker Hub	Harbor	Replace Docker Hub
Elastic Cloud	OpenSearch	Replace Elastic Cloud
Splunk	OpenSearch	Replace Splunk
Papertrail	OpenSearch	Replace Papertrail
ngrok	frp / rathole	Replace ngrok
Tailscale	Headscale / NetBird	Replace Tailscale
Amazon S3	MinIO / Garage	Replace Amazon S3
Docker Desktop	Rancher Desktop / Podman Desktop	Replace Docker Desktop

AI

7 landers in this category.

You still rent	Open-source stack	Open the lander
ChatGPT Team	Open WebUI + LiteLLM	Replace ChatGPT Team
OpenAI API	Open WebUI + LiteLLM	Replace OpenAI API
GitHub Copilot	Continue + LiteLLM	Replace GitHub Copilot
Pinecone	Qdrant / pgvector	Replace Pinecone
Midjourney	ComfyUI / Invoke	Replace Midjourney
ElevenLabs	Piper	Replace ElevenLabs
Perplexity	Perplexica + SearXNG	Replace Perplexity

Docs & notes

28 landers in this category.

You still rent	Open-source stack	Open the lander
Notion	Docmost / BookStack / Tela	Replace Notion
Confluence	Docmost / BookStack / Tela	Replace Confluence
GitBook	Docmost / BookStack / Tela	Replace GitBook
Coda	Docmost / BookStack / Tela	Replace Coda
DocSend	Papermark + Postgres	Replace DocSend
Trello	Plane + itsaplan	Replace Trello
Jira	Plane + itsaplan	Replace Jira
Asana	Plane + itsaplan	Replace Asana
monday.com	Plane + itsaplan	Replace monday.com
ClickUp	Plane + itsaplan	Replace ClickUp
Linear	Plane + itsaplan	Replace Linear
Basecamp	Plane + itsaplan	Replace Basecamp
Wrike	Plane + itsaplan	Replace Wrike
Docusign	Documenso	Replace Docusign
PandaDoc	Documenso	Replace PandaDoc
Dropbox Sign	Documenso	Replace Dropbox Sign
Figma	Penpot	Replace Figma
Canva	Penpot	Replace Canva
Miro	Excalidraw / tldraw	Replace Miro
Grammarly	LanguageTool	Replace Grammarly
Todoist	Vikunja	Replace Todoist
Evernote	Memos / TriliumNext	Replace Evernote
Google Keep	Memos / TriliumNext	Replace Google Keep
Lucidchart	draw.io / Excalidraw	Replace Lucidchart
Disqus	Remark42	Replace Disqus
DeepL	LibreTranslate	Replace DeepL
Raindrop.io	Linkwarden	Replace Raindrop.io
Feedly	Miniflux / FreshRSS	Replace Feedly

Support

12 landers in this category.

You still rent	Open-source stack	Open the lander
Intercom	Chatwoot + Resend + Onyx	Replace Intercom
Zendesk	Chatwoot + Resend + Onyx	Replace Zendesk
Freshdesk	Chatwoot + Resend + Onyx	Replace Freshdesk
Front	Chatwoot + Resend + Onyx	Replace Front
Help Scout	Chatwoot + Resend + Onyx	Replace Help Scout
Drift	Chatwoot + Resend + Onyx	Replace Drift
LiveChat	Chatwoot + Resend + Onyx	Replace LiveChat
Slack	Rocket.Chat	Replace Slack
Discord	Stoat + Element	Replace Discord
Microsoft Teams	Mattermost / Rocket.Chat	Replace Microsoft Teams
Circle	Discourse	Replace Circle
Canny	Fider	Replace Canny

Observability

9 landers in this category.

You still rent	Open-source stack	Open the lander
Pingdom	Checkcle uptime	Replace Pingdom
Statuspage	Checkcle uptime	Replace Statuspage
UptimeRobot	Checkcle uptime	Replace UptimeRobot
Sentry	GlitchTip	Replace Sentry
Datadog	Grafana OSS + Prometheus	Replace Datadog
Grafana Cloud	Grafana OSS + Prometheus	Replace Grafana Cloud
PagerDuty	Keep	Replace PagerDuty
Opsgenie	Keep	Replace Opsgenie
New Relic	SigNoz	Replace New Relic

Files & sync

8 landers in this category.

You still rent	Open-source stack	Open the lander
Dropbox	copyparty + ClovaLink + Syncthing	Replace Dropbox
WeTransfer	copyparty + ClovaLink + Syncthing	Replace WeTransfer
Google Drive	Nextcloud / Seafile	Replace Google Drive
OneDrive	Nextcloud / Seafile	Replace OneDrive
Box	Nextcloud / Seafile	Replace Box
Google Docs	Nextcloud / Seafile	Replace Google Docs
Google Photos	Immich	Replace Google Photos
Plex	Jellyfin	Replace Plex

Automation

3 landers in this category.

You still rent	Open-source stack	Open the lander
Zapier	n8n + Postgres	Replace Zapier
Make	n8n + Postgres	Replace Make
IFTTT	n8n + Postgres	Replace IFTTT

Forms & spreadsheets

8 landers in this category.

You still rent	Open-source stack	Open the lander
Airtable	Baserow + Appsmith	Replace Airtable
Retool	Baserow + Appsmith	Replace Retool
Smartsheet	Baserow + Appsmith	Replace Smartsheet
Typeform	Formbricks	Replace Typeform
Google Forms	Formbricks	Replace Google Forms
SurveyMonkey	Formbricks	Replace SurveyMonkey
Jotform	Formbricks	Replace Jotform
Google Sheets	Grist	Replace Google Sheets

Meetings

8 landers in this category.

You still rent	Open-source stack	Open the lander
Zoom	Cal.com → LiveKit / Jitsi → meetily → Resend	Replace Zoom
Google Meet	Cal.com → LiveKit / Jitsi → meetily → Resend	Replace Google Meet
Webex	Cal.com → LiveKit / Jitsi → meetily → Resend	Replace Webex
Otter	Cal.com → LiveKit / Jitsi → meetily → Resend	Replace Otter
Fathom	Cal.com → LiveKit / Jitsi → meetily → Resend	Replace Fathom
Loom	OpenScreen	Replace Loom
Twilio	LiveKit / Jitsi	Replace Twilio
Doodle	Rallly / Cal.com	Replace Doodle

Auth

7 landers in this category.

You still rent	Open-source stack	Open the lander
Clerk	Auth without the bill	Replace Clerk
Auth0	Auth without the bill	Replace Auth0
WorkOS	Auth without the bill	Replace WorkOS
LastPass	Vaultwarden	Replace LastPass
1Password	Vaultwarden	Replace 1Password
Okta	Keycloak / Authentik	Replace Okta
HashiCorp Vault	OpenBao	Replace HashiCorp Vault

SEO

3 landers in this category.

You still rent	Open-source stack	Open the lander
Algolia	Meilisearch	Replace Algolia
Bitly	Shlink / Dub	Replace Bitly
Linktree	LittleLink / LinkStack	Replace Linktree