Alternatives

Best Deepscan alternatives in 2026

Data compiled by Toolradar Updated October 23, 2026 How we rate

Cite this list: Toolradar, best Deepscan alternatives 2026, toolradar.com/alternatives/deepscan

8 direct alternatives to Deepscan, compared on pricing, features, and best-for use cases. Pick the right replacement without the marketing fluff.

Quick answer

ESLint is the top alternative to Deepscan on our list, followed by SonarQube and Semgrep.
8 of the 8 alternatives have a free plan, starting with ESLint.
Highest rated: Semgrep, 4.6 out of 5 from 56 ratings, Aug 2026.

Publications that cover the tools tracked here

8 alternatives
8 with a free plan

ESLint
#1 Top pick
Pluggable JavaScript and TypeScript linter
Pricing
Free
4.5 /5 on G2 · 1,200 ratings, Jul 2026
Our take
Best overall
Read the review
SonarQube
#2
Automated code review for bugs, vulnerabilities, and code smells
Starting price
From $34 /mo
Cheapest paid plan, monthly, as of October 2026
4.4 /5 on G2 · 154 ratings, Sep 2026
Read the review
Semgrep
#3
Static analysis for finding bugs
Starting price
From $40 /mo
Cheapest paid plan, monthly, as of October 2026
4.6 /5 on G2 · 56 ratings, Aug 2026
Our take
Highest rated
Read the review

Deepscan vs 8 alternatives

Deepscan and its alternatives compared on starting price (cheapest paid plan, monthly, as of October 2026), free plan and average user rating.
Tool	Starting price (Oct 2026)	Free plan	Rating
Deepscan Compared tool	Price: $9/mo	Free plan: Yes	n/a
ESLint	Price: Free	Free plan: Yes	4.5 out of 5, from 1,200 ratings on G2 (1,200)
SonarQube	Price: $34/mo	Free plan: Yes	4.4 out of 5, from 154 ratings on G2 (154)
Semgrep	Price: $40/mo	Free plan: Yes	4.6 out of 5, from 56 ratings on G2 (56)
SonarCloud	Price: $10/mo	Free plan: Yes	3.9 out of 5, from 29 ratings across G2, Capterra and Trustpilot (29)
Ruff	Price: Free	Free plan: Yes	n/a
Biome	Price: Free	Free plan: Yes	n/a
CodeClimate	Price: $16.67/mo	Free plan: Yes	n/a
Oxlint	Price: Free	Free plan: Yes	n/a

Why people consider alternatives to Deepscan

DeepScan is a static code analysis tool designed to improve JavaScript and TypeScript code quality. It goes beyond traditional linting tools like ESLint by employing data-flow analysis to understand the execution flow of your program,…

Teams most often switch away when one of these starts to bite:

Pricing at scale as usage or premium tiers add up.
Missing integrations with the rest of your stack.
Performance or scale limits as your needs grow.
A specific feature gap you have hit in testing & qa.

The 8 alternatives below cover the same core job (testing & QA) with different trade-offs.

See full Deepscan review Best testing & qa tools How we rank

Deepscan by the numbers

Deepscan compared with 84 Code Review tools on Toolradar, as of Oct 2026
Metric	Deepscan	Peer median	Position (1 is best)
Free plan	Yes	90% have one	n/a
Listed as an alternative to	4 tools	1	#21 of 84 (joint)
Integrations listed	1	1	#15 of 31 (joint) tools with at least one integration recorded

Each position is counted among the tools that have data for that row, as noted under it. All Code Review data · How we compute this. Advertising and placement fees are not inputs to any position.

Cite this: Toolradar, “Deepscan by the numbers”, Oct 2026.

Testing & QA leaderboards from Toolradar data

Toolradar ranks Testing & QA tools on one measure at a time, only where at least 8 tools have data. As of Oct 2026.

CSV

Lowest entry price, plans with no stated unit

Cheapest standard paid plan per month (annual prices divided by 12), read on vendor pages and compared only with tools priced on the same basis.

Counted among 121 tools with no stated price unit, verified price.

Lowest entry price, plans with no stated unit, Testing & QA tools on Toolradar, as of Oct 2026
#	Tool	Entry plan
1	Keploy	$1.58/mo, billed yearly
2	ModHeader	$2/mo, billed monthly
3	tweak	$3/mo, billed yearly
4	Codewars	$3.33/mo, billed yearly
4	Fake Filler	$3.33/mo, billed yearly

Lowest entry price, per-user plans

Cheapest standard paid plan per month (annual prices divided by 12), read on vendor pages and compared only with tools priced on the same basis.

Counted among 26 tools priced per user, verified price.

Lowest entry price, per-user plans, Testing & QA tools on Toolradar, as of Oct 2026
#	Tool	Entry plan
1	Thunder Client	$3/user/mo, billed monthly
2	GStack	$4/user/mo, billed monthly
3	Codegrip	$5/user/mo, billed monthly
3	EvalAI	$5/user/mo, billed monthly
5	Azure DevOps	$6/user/mo, billed monthly

Most media coverage, last 30 days

Number of distinct articles published in the last 30 days by independent press, blogs and newsletters that mention the tool. A story carried by several outlets counts once; the vendor's own blog, review sites, forums and republishing sites do not count.

Counted among 16 tools mentioned in the last 30 days.

Most media coverage, last 30 days, Testing & QA tools on Toolradar, as of Oct 2026
#	Tool	Articles
1	GitHub Actions	9 articles
2	Snorkel AI	7 articles
3	TestMu AI	3 articles
4	Azure DevOps	2 articles
4	GitLab CI	2 articles

A position exists only when at least 8 tools have data for that metric. 146 of 387 Testing & QA tools have a verified price; the others publish none we could read (often "contact sales"). Advertising and placement fees are not inputs to any position. Visit counts include visits from every source. How we compute this. Cite this: Toolradar, “Testing & QA leaderboards”, Oct 2026. Data licensed CC BY 4.0. All Testing & QA statistics.

8 alternatives to Deepscan

Ranked by G2 and Capterra ratings, media mentions, and editor review, plus how directly they replace Deepscan.

Frequently asked questions

What is the best alternative to Deepscan?

Based on real-signal scoring (G2 and Capterra ratings, media mentions, and editorial review), the top alternatives to Deepscan are ESLint, SonarQube, Semgrep. Each solves the same core job with different trade-offs on pricing, features, and integrations.

Is there a free alternative to Deepscan?

Yes. ESLint is 100% free (no paid upgrade path) (Pluggable JavaScript and TypeScript linter). Freemium tools on this list offer a free tier with paid upgrades; they are not the same as fully free.

Why do people look for Deepscan alternatives?

Common reasons teams switch away from Deepscan: pricing that scales aggressively, missing integrations with the rest of their stack, performance or scale limits, or a specific feature gap in testing & qa. The alternatives on this page solve the same core problem with different trade-offs.

Side-by-side comparisons

In-depth comparison pages for Deepscan versus each alternative.

Deepscan vs ESLint Deepscan vs SonarQube Deepscan vs Semgrep Deepscan vs SonarCloud Deepscan vs Ruff Deepscan vs Biome Deepscan vs CodeClimate Deepscan vs Oxlint

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Full Deepscan review Visit Deepscan

Top 3 alternatives to Deepscan

ESLint

SonarQube

Semgrep