Smartlook alternatives: 5 open-source picks
These 5 Smartlook alternatives replace it for $0, led by PostHog, OpenReplay and Umami. All 5 are open source. License, stars and last commit checked by hand on 2026-08-29. No trials, no crippled tiers.
Replays, heatmaps, funnels and mobile SDKs on a free allowance that covers a small product.
Recordings, heatmaps, events, funnels and mobile replay, with full data control and nontrivial operations.
Simple privacy-focused web analytics on Node.js with Postgres/MySQL and a clean dashboard
licenseMIT
runsyour server
setupnot verified by us yet — check the repo README
facts verified 2026-08-29
Lightweight, privacy-friendly, cookieless web analytics in a single Docker deployment
licenseAGPL-3.0
runsyour server
setupnot verified by us yet — check the repo README
facts verified 2026-08-29
The veteran GA alternative: full-fat web analytics, heatmaps, no data sampling, and the data stays on your server.
licenseGPL-3.0
runsyour server
setupnot verified by us yet — check the repo README
facts verified 2026-08-29
What each one is, in full: PostHog · OpenReplay · Umami · Plausible · Matomo
last updated 2026-08-29 · no votes, no pay-to-list · just what's real
how to choose a Smartlook alternative
Easiest to get running
Umami — a one-click install, no server to maintain.
Most proven
PostHog, with 37,500 GitHub stars — the largest community of the 5, which usually means more answers when something breaks.
Works on your phone
PostHog has a mobile app on iOS and Android.
Needs real ops to self-host
OpenReplay is capable but expects someone to run a server, updates and backups. Budget for that before choosing it.
what you give up by leaving Smartlook
- high-volume ingestion and retention
- bot and identity resolution
- session replay privacy tooling
- enterprise governance and integrations
None of the picks above covers all of it. The full verdict says which gaps matter.
Smartlook alternatives at a glance
| tool | license | running it | platforms | stars | active |
|---|---|---|---|---|---|
| PostHog | open source | they host it | web, ios, android | 37,500 | 2026-08 |
| OpenReplay | open source | self-host, real ops | web, ios, android, self-hosted | 12,425 | 2026-08 |
| Umami | MIT | one-click install | self-hosted, web | 28,000 | 2026-08 |
| Plausible | AGPL-3.0 | one-click install | self-hosted, web | 23,000 | 2026-08 |
| Matomo | GPL-3.0 | docker to self-host | self-hosted, web | 20,000 | 2026-08 |
why people still pay for Smartlook
Smartlook: Customers pay for trusted numbers, retention, privacy controls, and a pipeline that remains accurate while traffic and schemas change.
questions about switching from Smartlook
Is there an open-source alternative to Smartlook?
Yes: PostHog, OpenReplay, Umami and 2 more. Every tool on this page is open source: no trials, no crippled tiers.
Can open source really replace Smartlook?
Our verdict is YES. PostHog (38k stars), Umami (28k stars), Plausible (23k stars) are mature open-source replacements for Smartlook — self-host with docker and stop paying. The full verdict, and what you give up by switching, is at caniopensourceit.online/smartlook.
What is the easiest open-source Smartlook alternative to set up?
Umami — a one-click install, no server to maintain.
What is the most popular open-source Smartlook alternative?
By GitHub stars, PostHog (37,500). Umami is next with 28,000.
