massCode is an open-source desktop workspace for developers. It brings together code snippets, technical notes, a full-featured HTTP client, and a collection of developer tools. Snippets, notes, and requests are stored as Markdown files on disk.
Publisher’s description
What is massCode?
massCode is an open-source notes & to-do program for Windows from Anton Reshetov. It is written in TypeScript.
Installation and requirements
Official installers exist for 64-bit as EXE (NSIS). It can be installed for the current user only, without administrator rights. The installer supports unattended (silent) installation.
Updates and version history
The current version is 6.3.1, released on October 15, 2026. 41 versions are listed since July 24, 2021, each with links to its own installer files. That is about 7.8 releases a year. The last update is less than a month old.
Popularity and file types
The source code on GitHub (massCodeIO/massCode) has 7,086 stars. Similar programs include Obsidian, Logseq and QOwnNotes.
Project description on GitHub: “A free, open-source developer workspace. Snippets, notes, HTTP requests, calculations, and dev tools in one local-first app.”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
- Installs without administrator rights
- Frequent updates (about 7.8 a year)
- Large user base
Cons
- No native ARM64 build
In short: massCode is an open-source notes & to-do tool for 64-bit PCs. It is actively maintained. Administrators can deploy it unattended.
Is massCode 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:
071E05064E72B377B9EF64C653F2BD91D59DB9622847888CE88B49CE6DB04B00· 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
Recent versions
All 41 versions ›41 versions over 5 years · about 7.8 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 6.3.1Latest | October 15, 2026 | — | 64-bit EXE (NSIS) |
| 6.2.1 | October 12, 2026 | — | 64-bit EXE (NSIS) |
| 6.1.0 | October 8, 2026 | — | 64-bit EXE (NSIS) |
| 6.0.0 | September 27, 2026 | — | 64-bit EXE (NSIS) |
| 5.12.0 | September 14, 2026 | — | 64-bit EXE (NSIS) |
| 5.11.0 | September 11, 2026 | — | 64-bit EXE (NSIS) |
| 5.10.0 | August 6, 2026 | — | 64-bit EXE (NSIS) |
| 5.9.1 | July 18, 2026 | — | 64-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id antonreshetov.massCode -escoop install extras/masscodemassCode-6.3.1-x64.exe /SRelated guide: How to use winget: install and update apps
Information
- Publisher
- Anton Reshetov
- Category
- Notes & to-do
- Licence
- AGPL-3.0
- Price
- Free
- Source code
- github.com/massCodeIO/massCode
- Written in
- TypeScript
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- EXE (NSIS)
- Version
- 6.3.1
- Released
- October 15, 2026
- Added to the catalogue
- July 24, 2021
- Versions listed
- 41
- Updates / year
- 7.8
- GitHub stars
- 7,086
- GitHub forks
- 279
- Website
- github.com
- winget ID
- antonreshetov.massCode
- Scoop package
- extras/masscode
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is massCode free?
Yes. massCode is open-source software under the AGPL-3.0 licence.
Is massCode 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 massCode 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 massCode be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does massCode 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 massCode?
The versions page lists all 41 versions with links to their official installer files, back to July 24, 2021.
Can I use massCode without administrator rights?
Yes, there is a per-user installer that does not need administrator rights.
What are alternatives to massCode?
Obsidian, Logseq, QOwnNotes, Evernote and Super Productivity. The alternatives page compares them.
