The OWASP Amass Project performs network mapping of attack surfaces and external asset discovery using open source information gathering and active reconnaissance techniques.
Publisher’s description
What is Amass?
Amass is an open-source languages & sdk program for Windows from The OWASP Foundation. It is written in Go.
Installation and requirements
Official installers exist for 64-bit as Portable. It runs without installation (portable).
Updates and version history
The current version is 4.2.0, released on September 15, 2023. 3 versions are listed since June 11, 2023, each with links to its own installer files. The last update is more than a year old.
Popularity and file types
The source code on GitHub (owasp-amass/amass) has 15,386 stars. Similar programs include Go Programming Language, LLVM and Deno.
Project description on GitHub: “In-depth attack surface mapping and asset discovery”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
- Large user base
Cons
- No native ARM64 build
- No update for more than a year
In short: Amass is an open-source languages & sdk tool for 64-bit PCs. Updates have slowed down.
Is Amass safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
509E9CB4861E4E01742BD96D7A380C47DD4DAE47A7A6B18CD474763041C010B1· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Security practices (OpenSSF Scorecard)
Automated checks of the owasp-amass/amass repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- No dangerous workflows10
- No binaries in the repository10
- Published packages10
- Licence declared9
- Pinned dependencies1
- Code review0
- Actively maintained0
- Restricted token permissions0
- Static code analysis0
- OpenSSF Best Practices badge0
- Fuzzing0
- Branch protection0
- Security policy0
- Signed releases0
The score rates how the project is developed and released, not whether the program is safe to install. scorecard.dev
Recent versions
All 3 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 4.2.0Latest | September 15, 2023 | — | 64-bit ZIP |
| 4.1.0 | August 9, 2023 | — | 64-bit ZIP |
| 3.23.2 | June 11, 2023 | — | 64-bit ZIP |
Install from the command line
Silent install ›winget install --id OWASP.Amass -eRelated guide: How to use winget: install and update apps
Information
- Publisher
- The OWASP Foundation
- Category
- Languages & SDKs
- Licence
- Apache-2.0
- Price
- Free
- Source code
- github.com/owasp-amass/amass
- Written in
- Go
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- Portable
- Version
- 4.2.0
- Released
- September 15, 2023
- Added to the catalogue
- June 11, 2023
- Versions listed
- 3
- GitHub stars
- 15,386
- GitHub forks
- 2,202
- winget ID
- OWASP.Amass
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to Amass
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Frequently asked questions
Is Amass free?
Yes. Amass is open-source software under the Apache-2.0 licence.
Is Amass safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install Amass with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Does Amass run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of Amass?
The versions page lists all 3 versions with links to their official installer files, back to June 11, 2023.
Can I use Amass without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to Amass?
Go Programming Language, LLVM, Deno, CMake and Yarn. The alternatives page compares them.
