One-click Bitcoin Lightning networks for local app development & testing
Publisher’s description
What is Polar?
Polar by jamaljsr is open-source Windows software in the finance & crypto category. It ranks 37th by popularity among finance & crypto in this catalogue. It is written in TypeScript.
Installation and requirements
The publisher provides EXE (NSIS) installers for 64-bit and ARM64 Windows. A silent install is possible with the installer’s documented switches.
Updates and version history
The current version is 4.0.0, released on December 29, 2025. The version history goes back to August 23, 2021: 10 releases, all linked to the official files. That is about 2.3 releases a year.
Popularity and file types
The source code on GitHub (jamaljsr/polar) has 861 stars. Similar programs include GnuCash, Electrum and Binance.
Project description on GitHub: “One-click Bitcoin Lightning networks for local app development & testing”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Native ARM64 build for Windows on Arm
- Documented silent install
In short: Polar is an open-source finance & crypto tool for 64-bit and ARM64 PCs. Administrators can deploy it unattended.
Is Polar 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:
73CBFE0B90A7DA161C7718E79F51FD368AD7A887A2D5DFD575E92DAC782AF056· 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 jamaljsr/polar repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- Actively maintained10
- No dangerous workflows10
- No binaries in the repository10
- Licence declared10
- Code review5
- Restricted token permissions0
- OpenSSF Best Practices badge0
- Security policy0
- Fuzzing0
- Signed releases0
- Static code analysis0
- 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 10 versions ›10 versions over 4 years · about 2.3 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 4.0.0Latest | December 29, 2025 | — | ARM64 EXE (NSIS)64-bit EXE (NSIS) |
| 3.3.0 | June 20, 2025 | — | 64-bit EXE (NSIS) |
| 3.2.0 | December 20, 2024 | — | 64-bit EXE (NSIS) |
| 3.1.0 | November 30, 2024 | — | 64-bit EXE (NSIS) |
| 3.0.0 | July 23, 2024 | — | 64-bit EXE (NSIS) |
| 2.2.0 | March 7, 2024 | — | 64-bit EXE (NSIS) |
| 2.1.0 | October 18, 2023 | — | 64-bit EXE (NSIS) |
| 2.0.0 | May 24, 2023 | — | 64-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id jamaljsr.Polar -epolar-win-x64-v4.0.0.exe /SRelated guide: How to use winget: install and update apps
Information
- Publisher
- jamaljsr
- Category
- Finance & crypto
- Licence
- MIT
- Price
- Free
- Source code
- github.com/jamaljsr/polar
- Written in
- TypeScript
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64
- Installer
- EXE (NSIS)
- Version
- 4.0.0
- Released
- December 29, 2025
- Added to the catalogue
- August 23, 2021
- Versions listed
- 10
- Updates / year
- 2.3
- GitHub stars
- 861
- GitHub forks
- 186
- Website
- github.com
- winget ID
- jamaljsr.Polar
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is Polar free?
Yes. Polar is open-source software under the MIT licence.
Is Polar 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 Polar 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 Polar be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does Polar run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of Polar?
The versions page lists all 10 versions with links to their official installer files, back to August 23, 2021.
What are alternatives to Polar?
GnuCash, Electrum, Binance, Bisq and Chia. The alternatives page compares them.
