Unlighthouse vs RankMeFast vs SEOnaut

Side by side, as alternatives to Semrush. Rows that differ are highlighted; the strongest value in a row is marked. Unknown means no source yet.

Unlighthouseharlan-zw/unlighthouse

RankMeFastSelmiAbderrahim/rankme.fast

SEOnautStJudeWasHere/seonaut

Semrushpaid product

Cost and coverage

Price

$0 software; you run it

Free plan (10 reports per day); SEO plan £113/month, or £95.07/month billed annually (UK prices as served) source ↗

Keyword research

Partly

Yes

Rank tracking

Partly

Yes

Backlink analysis

Partly

Yes

Site audit

Partly

Yes

Competitor analysis

Partly

Yes

Jobs covered

1 of 5 jobs

5 of 5 jobs

1 of 5 jobs

All 5

Popularity and activity (from GitHub)

Stars

4,902Top

759

810

—

Gain this week

Unknown

—

Signal

Building history

—

Commits / 4 wk

87Top

—

Latest release

v0.19.1 · 2026-10-03

Unknown

—

Commits / 12 wk

—

People committing / 12 mo

—

Issues opened / closed, 30 days

8 / 5

46 / 45

0 / 1

—

Facts, with sources on each project page

Runs on my machine?Differs

Yes, CLI runs on your own machine

Self-hosted with Docker Compose

Self-hosted web app (Docker or compiled Go binary); hosted version also offered

Hosted by the vendor

Code licenceDiffers

MIT

AGPL-3.0 (copyleft)

MIT

—

Model weights licenceDiffers

No model weights

No separate model weights

No model weights

—

Commercial useDiffers

Yes, MIT code

Allowed under AGPL-3.0; a modified version run as a network service must offer its source

Yes, MIT code

—

Paid services needed?Differs

None required

Real SEO data needs a paid DataForSEO account; Google, Firecrawl, LLM and Resend keys optional; fake demo data without keys

None required

Subscription

HardwareDiffers

Not documented; needs Chrome or a downloaded Chromium

Not documented

—

Operating systemsDiffers

Node.js 22.18+ CLI; operating systems not listed

Any host with Docker and the Compose plugin; host operating systems not listed

Docker Compose (app plus MySQL); host operating systems not listed

—

Setup effortDiffers

Easy, one npx command

Medium, Docker Compose with a few generated secrets in .env, then vendor keys

Medium, Docker Compose with a MySQL container

—

Stars over time

Switch to Growth % to compare projects of different sizes fairly.

Unlighthouse
RankMeFast
SEOnaut

Focus a point, use arrow keys, or tap for its value.

Tracked daily since 15 Oct 2026. Dashed history: estimated from public records of when people starred the repo. Lines connect observations only; gaps contain no measured points.

Growth % starts at each project's first observed point in the shown range. Zero-star starts are unavailable.

Notes for a video or post

A plain summary with today's date and a link to the sources. Check each project page before you publish.

Unlighthouse vs RankMeFast vs SEOnaut (as alternatives to Semrush)
Figures from RepoQuarry, 21 Oct 2026. Sources: https://repoquarry.dev/compare?ids=unlighthouse,rankme-fast,seonaut&product=semrush

Semrush: Free plan (10 reports per day); SEO plan £113/month, or £95.07/month billed annually (UK prices as served)
Unlighthouse: free software; does 1 of 5 Semrush jobs
RankMeFast: free software; does 5 of 5 Semrush jobs
SEOnaut: free software; does 1 of 5 Semrush jobs

- Unlighthouse: 4,902 GitHub stars, 25 commits in 12 weeks, licence MIT
- RankMeFast: 759 GitHub stars, 93 commits in 12 weeks, licence AGPL-3.0 (copyleft)
- SEOnaut: 810 GitHub stars, 0 commits in 12 weeks, licence MIT

Where they differ:
- Runs on my machine?: Unlighthouse Yes, CLI runs on your own machine; RankMeFast Self-hosted with Docker Compose; SEOnaut Self-hosted web app (Docker or compiled Go binary); hosted version also offered
- Code licence: Unlighthouse MIT; RankMeFast AGPL-3.0 (copyleft); SEOnaut MIT
- Model weights licence: Unlighthouse No model weights; RankMeFast No separate model weights; SEOnaut No model weights
- Commercial use: Unlighthouse Yes, MIT code; RankMeFast Allowed under AGPL-3.0; a modified version run as a network service must offer its source; SEOnaut Yes, MIT code
- Paid services needed?: Unlighthouse None required; RankMeFast Real SEO data needs a paid DataForSEO account; Google, Firecrawl, LLM and Resend keys optional; fake demo data without keys; SEOnaut None required
- Hardware: Unlighthouse Not documented; needs Chrome or a downloaded Chromium; RankMeFast Not documented; SEOnaut Not documented
- Operating systems: Unlighthouse Node.js 22.18+ CLI; operating systems not listed; RankMeFast Any host with Docker and the Compose plugin; host operating systems not listed; SEOnaut Docker Compose (app plus MySQL); host operating systems not listed
- Setup effort: Unlighthouse Easy, one npx command; RankMeFast Medium, Docker Compose with a few generated secrets in .env, then vendor keys; SEOnaut Medium, Docker Compose with a MySQL container

Stars show popularity, not quality. Check each project page before publishing.

Want share images and a ready video description? Open a project's creator kit.

Numbers: GitHub, fetched nightly. Facts: read from each project's own documentation, with the source on its page. How we check. harlan-zw/unlighthouse ↗SelmiAbderrahim/rankme.fast ↗StJudeWasHere/seonaut ↗

Unlighthouse vs RankMeFast vs SEOnaut

Stars over time

Notes for a video or post

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