Lightspark is an open source Flash player implementation for playing files in the SWF format. Lightspark can run as a web browser plugin or as a standalone application.
Publisher’s description
What is Lightspark?
Lightspark by The Lightspark Developers is open-source Windows software in the disk & usb tools category. It is written in C++.
Installation and requirements
The publisher provides EXE (NSIS) installers for 64-bit and 32-bit Windows. Installation asks for administrator rights. It needs Windows 10 or newer. A silent install is possible with the installer’s documented switches.
Updates and version history
The current version is 0.8.6-git, released on August 26, 2022. The version history goes back to June 20, 2021: 3 releases, all linked to the official files. That is about 2.5 releases a year. The last update is more than a year old.
Popularity and file types
The source code on GitHub (lightspark/lightspark) has 1,909 stars. On Windows it registers 1 file type, including .swf. Similar programs include Rufus, Ventoy and unetbootin.
Project description on GitHub: “An open source flash player implementation”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
Cons
- No native ARM64 build
- Installation needs administrator rights
- No update for more than a year
In short: Lightspark is an open-source disk & usb tool tool for 64-bit and 32-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is Lightspark 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:
718CA74B1512E1471DAF0DE01329CDE51D448F2D7A5AB7328FEA3FE5D8B52BBC· 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 lightspark/lightspark repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- Actively maintained10
- No dangerous workflows10
- Licence declared10
- Fuzzing10
- No binaries in the repository8
- Code review0
- Restricted token permissions0
- OpenSSF Best Practices badge0
- Security policy0
- Static code analysis0
- Signed releases0
- Branch protection0
- Pinned dependencies0
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 ›3 versions over 1 year · about 2.5 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 0.8.6-gitLatest | August 26, 2022 | — | 64-bit EXE (NSIS)32-bit EXE (NSIS) |
| 0.8.5-git | July 26, 2021 | — | 32-bit EXE (NSIS)64-bit EXE (NSIS) |
| 0.8.4-git | June 20, 2021 | — | 64-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id lightspark.lightspark -eLightspark-v0.8.6.1-Installer-win64.exe /SRelated guide: How to use winget: install and update apps
Information
- Publisher
- The Lightspark Developers
- Category
- Disk & USB tools
- Licence
- LGPL-3.0 License
- Price
- Free
- Source code
- github.com/lightspark/lightspark
- Written in
- C++
- Requires
- Windows 11 / 10 (Windows 10+)
- Architecture
- 64-bit, 32-bit
- Installer
- EXE (NSIS)
- Version
- 0.8.6-git
- Released
- August 26, 2022
- Added to the catalogue
- June 20, 2021
- Versions listed
- 3
- Updates / year
- 2.5
- GitHub stars
- 1,909
- GitHub forks
- 234
- Website
- lightspark.github.io
- winget ID
- lightspark.lightspark
File types it opens (1)
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to Lightspark
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Frequently asked questions
Is Lightspark free?
Yes. Lightspark is open-source software under the LGPL-3.0 License licence.
Is Lightspark 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 Lightspark 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.
Can Lightspark be installed silently?
Yes. The silent install page lists the exact command for each installer.
Which Windows versions does Lightspark support?
The installer requires Windows 10 or newer and is available for 64-bit and 32-bit.
Does Lightspark run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit and 32-bit version through emulation.
Where can I download an older version of Lightspark?
The versions page lists all 3 versions with links to their official installer files, back to June 20, 2021.
What are alternatives to Lightspark?
Rufus, Ventoy, unetbootin, smartmontools and gdu. The alternatives page compares them.
