Ontime is a browser-based application that manages event rundowns, scheduling, and cueing.
Publisher’s description
What is ontime?
ontime by Carlos Valente is open-source Windows software. It is written in TypeScript.
Installation and requirements
The publisher provides EXE (NSIS) installers for 64-bit Windows. A silent install is possible with the installer’s documented switches.
Updates and version history
The current version is 4.15.0, released on October 18, 2026. The version history goes back to August 17, 2025: 9 releases, all linked to the official files. That is about 7.7 releases a year. The last update is less than a month old.
Popularity and file types
The source code on GitHub (cpvalente/ontime) has 966 stars.
Project description on GitHub: “Free, open-source time keeping for live events”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
- Frequent updates (about 7.7 a year)
Cons
- No native ARM64 build
In short: ontime is an open-source Windows tool for 64-bit PCs. It is actively maintained. Administrators can deploy it unattended.
Is ontime 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:
1EF73C5028ADD3B20AE5FA13BE45F6E30AE9E3F9A9C89ACDC4680F6E398F1FDD· 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 9 versions ›9 versions over 1 year · about 7.7 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 4.15.0Latest | October 18, 2026 | — | 64-bit EXE (NSIS) |
| 4.14.1 | October 3, 2026 | — | 64-bit EXE (NSIS) |
| 4.14.0 | September 24, 2026 | — | 64-bit EXE (NSIS) |
| 4.13.0 | September 5, 2026 | — | 64-bit EXE (NSIS) |
| 4.12.0 | August 9, 2026 | — | 64-bit EXE (NSIS) |
| 4.7.0 | April 6, 2026 | — | 64-bit EXE (NSIS) |
| 4.6.0 | March 25, 2026 | — | 64-bit EXE (NSIS) |
| 4.5.0 | March 3, 2026 | — | 64-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id cpvalente.ontime -eontime-win64.exe /Smsiexec /x {95387204-74A7-5C1A-BEC5-B5020DA3AEA6} /qn /norestartRelated guide: How to use winget: install and update apps
Information
- Publisher
- Carlos Valente
- Licence
- GPL-3.0
- Price
- Free
- Source code
- github.com/cpvalente/ontime
- Written in
- TypeScript
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- EXE (NSIS)
- Version
- 4.15.0
- Released
- October 18, 2026
- Added to the catalogue
- September 12, 2025
- Versions listed
- 9
- Updates / year
- 7.7
- GitHub stars
- 966
- GitHub forks
- 123
- Website
- github.com
- winget ID
- cpvalente.ontime
- MSI product code
- {95387204-74A7-5C1A-BEC5-B5020DA3AEA6}
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is ontime free?
Yes. ontime is open-source software under the GPL-3.0 licence.
Is ontime 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 ontime 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 ontime be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does ontime 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 ontime?
The versions page lists all 9 versions with links to their official installer files, back to August 17, 2025.