# Attaxion vs S3BucketList: side-by-side comparison (2026)

[Attaxion](https://cybersectools.com/tools/attaxion) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Attaxion](https://cybersectools.com/companies/attaxion). [S3BucketList](https://cybersectools.com/tools/s3bucketlist) is a free [external attack surface management](https://cybersectools.com/categories/external-asm) solution. Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more.

## Side-by-side comparison

| | Attaxion | S3BucketList |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | External Attack Surface Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | – | 124 |
| Last commit | – | Aug 2025 |
| Company | Attaxion | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Attaxion | S3BucketList |
|---|---|---|
| Attack Paths | Yes | – |
| Vulnerability Prioritization | Yes | – |
| Network Discovery | Yes | – |
| Security Scanning | Yes | – |
| Third Party Security | Yes | – |
| Reconnaissance | Yes | Yes |
| Visibility | Yes | – |
| Vulnerability | Yes | – |
| IOC | Yes | – |
| Inventory | Yes | – |
| Enumeration | – | Yes |
| Browser Security | – | Yes |
| S3 | – | Yes |
| AWS | – | Yes |

### Core features

**Attaxion**

10 features listed. Sign in on the page to see them.

**S3BucketList**

No features listed.

### Integrations

**Attaxion**

5 integrations listed. Sign in on the page to see them.

**S3BucketList**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [S3BucketList](https://cybersectools.com/tools/s3bucketlist) fits if you need a free product and you want an open-source product.

## Attaxion vs S3BucketList FAQ

Common questions when comparing Attaxion vs S3BucketList for external attack surface management.

### What is the difference between Attaxion and S3BucketList?

**Attaxion**: Agentless EASM platform for asset discovery, exposure mgmt & risk reduction. Built by Attaxion.

**S3BucketList**: A Chrome extension that automatically detects and lists Amazon S3 buckets while browsing websites.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Attaxion and S3BucketList?

**Attaxion** is made by Attaxion. **S3BucketList** is open-source with 124 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Attaxion a good alternative to S3BucketList?

Often, yes. Attaxion and S3BucketList are both External Attack Surface Management products, and both cover Reconnaissance. Key differences: Attaxion is Commercial while S3BucketList is Free, S3BucketList is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Attaxion vs Vulneri ASM](https://cybersectools.com/compare/attaxion-vs-vulneri-asm-attack-surface-management)
- [Attaxion vs CyCognito EASM Platform](https://cybersectools.com/compare/attaxion-vs-cycognito-easm-platform)
- [Attaxion vs Cylana EASM](https://cybersectools.com/compare/attaxion-vs-cylana-easm)
- [S3BucketList vs Vulneri ASM](https://cybersectools.com/compare/s3bucketlist-vs-vulneri-asm-attack-surface-management)
- [S3BucketList vs CyCognito EASM Platform](https://cybersectools.com/compare/cycognito-easm-platform-vs-s3bucketlist)
- [S3BucketList vs Cylana EASM](https://cybersectools.com/compare/cylana-easm-vs-s3bucketlist)

## Alternatives to each

- [See all Attaxion alternatives](https://cybersectools.com/alternatives/attaxion)
- [See all S3BucketList alternatives](https://cybersectools.com/alternatives/s3bucketlist)

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Source: https://cybersectools.com/compare/attaxion-vs-s3bucketlist

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/attaxion.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Attaxion and S3BucketList: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md