Gauzy
replaced Plane and Twenty: 540 tickets and 1,527 comments migrated, zero gaps in a field-by-field check
PILLAR 3 Open-source alternatives
Open-source alternatives we actually host.
Most paid SaaS tools have an open-source equivalent you can host. This pillar says which ones we run, what they cost to keep alive and when to pay for the SaaS instead.
Affiliate disclosure: some links on this page may be affiliate links. They never change the order. How we test.
What we run in this pillar
Every verdict here follows the same method: how long we ran the tool, what we paid, what broke. How we test.
Cal.com
self-hosted booking instead of Calendly
DocuSeal
e-signature instead of DocuSign
Forgejo
git hosting and pull requests for our internal docs
Uptime Kuma
monitoring for every production site
Infisical
secrets kept out of the code
Verdicts and guides
01 · 2026-09-10
Open Source AI Agent Platform: An Owner's Guide
Choose an open-source AI agent platform by checking code, models, tools, data, operations, and portability. Includes a decision table.
Read →02 · 2026-09-07Self Hosted AI Starter Kit: Lab or Private Service?
Choose a self hosted AI starter kit with practical checks for ownership, access, updates, recovery, hardware, and production scope.
Read →