Kamal replaces 2 paid apps

One open-source tool, 2 subscriptions it can stand in for. Each pairing below is curated and verified by hand, with the honest catch spelled out. No votes, no pay-to-list.

Kamal $0→replaces $7/mo★ 15k · active sep 2026docker to self-host☁️ hosting

kamal-deploy.org ↗repo ↗Kamal in the catalog →

the facts, verified

licenseMIT

runsyour server

setupnot verified by us yet — check the repo README

facts verified 2026-09-13

what it lets you cancel

HerokuYES$7/mo

37signals’ deploy tool: zero-downtime Docker deploys to any bare VPS with a single `kamal deploy`. No PaaS in between.

the verdict →all Heroku alternatives →

Fly.ioYESusage-based

37signals’ deploy tool: zero-downtime Docker deploys to any bare VPS with a single `kamal deploy`. No PaaS in between.

the verdict →all Fly.io alternatives →

last updated 2026-09-13 · up to $84/yr replaced · no votes, no pay-to-list

Every verdict page above lists what you lose when you switch, so you can decide with open eyes.all open-source alternatives →