OpenAltFinder

Discover open source alternatives

Discover top open source alternatives to popular proprietary software tools.

Mautic

Mautic

Open-source marketing automation platform with email campaigns, lead management, and multi-channel marketing.

Alternative to:
HubSpotHubSpot
Plunk

Plunk

Open-source email platform for sending transactional and marketing emails, self-hostable with a clean API.

Alternative to:
MailchimpMailchimp
Shako

Shako

A self-hostable link-in-bio page built with Astro, React, and Tailwind CSS.

Alternative to:
LinktreeLinktree
Frappe CRM

Frappe CRM

A modern, open-source CRM by the Frappe team, built for sales teams to manage leads and deals efficiently.

Alternative to:
HubSpotHubSpot
Dolibarr

Dolibarr

A free and open-source ERP and CRM platform for businesses, foundations, and freelancers of any size.

Alternative to:
SalesforceSalesforce
SuiteCRM

SuiteCRM

A fully featured open-source enterprise CRM built as a community fork of SugarCRM.

Alternative to:
SalesforceSalesforce
Krayin CRM

Krayin CRM

A free and open-source Laravel CRM for SMEs and enterprises with full customer lifecycle management.

Alternative to:
HubSpotHubSpot
Twenty

Twenty

A modern, open-source CRM built as a community-driven alternative to Salesforce.

Alternative to:
SalesforceSalesforce
EspoCRM

EspoCRM

Open source CRM platform for managing contacts, leads, sales pipelines, and customer relationships.

Alternative to:
SalesforceSalesforce
Beszel

Beszel

Lightweight self-hosted server monitoring hub with historical data, Docker stats, and configurable alerts.

Alternative to:
DatadogDatadog
OpenCloud

OpenCloud

Open source platform for file management, sharing, and collaboration — simple and self-hostable.

Alternative to:
Google DriveGoogle Drive
Vaultwarden

Vaultwarden

Lightweight, self-hosted Bitwarden-compatible server written in Rust — runs on minimal hardware with full client support.

Alternative to:
BitwardenBitwarden