Attio alternatives: 6 free & open-source picks
Compare recorded free and open-source options, their capabilities and operating requirements. Source dates are shown below; licenses, hosted limits and project activity can change.
A modern pipeline CRM with custom objects, views and mailbox sync; the subscription becomes a Compose file.
licenseAGPL-3.0
runsyour machine or their cloud
installHosted cloud signup or official one-line/Docker Compose self-host install
dataCRM records and configuration in PostgreSQL; files in local storage or S3-compatible object storage on the selected host
the catch vs AttioTwenty is the closest structural substitute, but Attio remains ahead in automatic enrichment, collaborative list workflows, and overall product maturity.
setupFree use requires Docker, at least 2 GB RAM, PostgreSQL-backed containers, secrets, and domain/TLS configuration
facts verified 2026-08-10
A traditional CRM that actually lets you change the data model; polished enough, but still your server.
licenseAGPL-3.0
runsyour server
installDocker Compose or upload the PHP package and run the web installer
dataCRM records in a self-hosted MySQL, MariaDB, or PostgreSQL database; uploaded files in server/Docker volumes
the catch vs AttioEspoCRM can define custom entities, but its data-model editing, collaborative views, and automatic enrichment are much less fluid than Attio’s.
setupRequires a server, database, domain/TLS setup, and ongoing upgrades/backups
facts verified 2026-08-10
A clean leads-and-deals board with notes, tasks and email; Frappe underneath means a real server, not a toy.
licenseAGPL-3.0
runsyour machine or their cloud
installOne-click Frappe Cloud signup or the official Python easy-install deployment script on your server
dataCRM DocType records and attachments in the Frappe site database/files, on Frappe Cloud or the user's server
the catch vs AttioFrappe CRM is less flexible and polished than Attio for building custom relationship objects, live views, and enriched records.
setupFree use means self-hosting; the official production script still needs a Linux server, DNS, and command-line access
facts verified 2026-08-10
A full little CRM for three users and 5,000 records; the wider Zoho maze is optional.
licenseproprietary, free
runstheir cloud
installHosted Zoho account signup
dataStructured CRM service data stored on Zoho's cloud servers; Zoho states users can access, export, and delete service data
setup✓ installs clean
the catch vs AttioZoho CRM Free relies on fixed sales modules and limited customization rather than Attio’s flexible object-and-view model.
facts verified 2026-08-10
A full hosted pipeline for unlimited users, provided CRM is the only Odoo app you marry.
licenseproprietary, free
runstheir cloud
installHosted Odoo Online signup with CRM selected as the single free app
dataStructured Odoo records in an Odoo-hosted customer database; records can be exported from list views
setup✓ installs clean
the catch vs AttioOdoo’s CRM follows a conventional ERP sales schema and is far less fluid than Attio for modeling arbitrary relationships.
facts verified 2026-08-10
A real hosted CRM for two users and 1,000 records; the upgrade banners are part of the furniture.
licenseproprietary, free
runstheir cloud
installHosted signup; optionally connect/import email, calendar, and contacts
dataStructured CRM customer records stored and processed on HubSpot's cloud servers, with regional hosting options and exports
setup✓ installs clean
the catch vs AttioHubSpot Free does not offer Attio’s flexible custom-object model, real-time collaborative views, or comparable enrichment without paid upgrades.
facts verified 2026-08-10
latest recorded source check 2026-08-10 · check current terms at the source
Corteza CRMEveryone calls it a ready Salesforce replacement; current installs center the low-code platform and load CRM as an extension, which is too much assembly here.
| tool | license | running it | platforms | stars | active |
|---|---|---|---|---|---|
| Twenty | AGPL-3.0 | docker to self-host | web, self-hosted | 54,400 | 2026-08 |
| EspoCRM | AGPL-3.0 | docker to self-host | web, self-hosted | 3,200 | 2026-08 |
| Frappe CRM | AGPL-3.0 | self-host, real ops | web, self-hosted | 3,200 | 2026-08 |
| Zoho CRM Free | proprietary, free | they host it | web, ios, android | — | — |
| Odoo CRM One App Free | proprietary, free | they host it | web | — | — |
| HubSpot Free CRM | proprietary, free | they host it | web, ios, android | — | — |
People still pay for Attio because CRM value compounds as the system becomes the shared memory of every customer interaction and embeds itself in the rest of the stack. The recurring cost buys deduplication, permissions, imports, sync, enrichment, email capture, automations, backups, and audit history, not just the visible interface. The recorded subscription totals $528 a year before any costs of an alternative.
Questions about these alternatives
Is there a free alternative to Attio?
Yes: Twenty, EspoCRM, Frappe CRM and 3 more. These are recorded free or open-source options. Compare their feature limits, licenses, hosting costs and current availability before choosing.
Should I just build my own Attio?
Our verdict is KINDA. The core loop is buildable, but a dependable replacement becomes a real weekend or multi-day project. For Attio, model contacts and companies flexibly, create views, and manage a pipeline. The hard boundary is real-time data model, enrichment, email sync, automations, and collaborative polish, plus integrations, data quality, and workflow lock-in. Review the scope, implementation prompt and trade-offs in the Attio build guide.
