Open Source C# Productivity Software
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C# Productivity Software
View 1355 business solutionsBrowse free open source C# Productivity Software and projects below. Use the toggles on the left to filter open source C# Productivity Software by OS, license, language, programming language, and project status.
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Old Win32 Notepad
Old Windows Notepad remake
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EyeRest
A lightweight Windows tray application for the 20–20–20 rule
EyeRest is a simple, open-source desktop utility designed to help users maintain healthy eye habits by reminding them to take regular breaks from screen time based on customizable intervals. The application sits quietly in the system tray and uses gentle pop-up notifications or full-screen break prompts to encourage users to rest their eyes, follow the 20-20-20 rule, or complete other scheduled pauses without disrupting workflow. Users can configure how often reminders appear, how long breaks should last, and define quiet hours when reminders are paused — making it adaptable for both focused work and creative sessions. EyeRest typically includes motivational or instructional content during breaks to reinforce good ergonomics, promoting reduced eye strain, improved focus, and overall wellness for anyone who spends extended periods at a computer. -
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LKY Office Tools
Automate downloading, installing, and activating Office versions
LKY_OfficeTools is an open‑source, green (ad‑free), and safe .NET tool that automates downloading, installing, and activating legitimate Microsoft Office versions. It provides both console and GUI (Mocreak) versions for seamless, one‑click Office deployment. Supports optional components installation: Word, Excel, PowerPoint, Outlook, OneNote, Access, Visio, Project, Publisher, Teams, OneDrive, Skype, etc. Detects system architecture and downloads matching Office builds. Supports at least 43 UI languages and multiple installation methods (online or local). -
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Free Countdown Timer and Stopwatch Timer
A high resolution Countdown Timer and Stop Watch in .NET
A high resolution Countdown Timer and Stop Watch written in C# .NET that pop up a message box with user defined message and play user specified sound when time is up. It use a QueueTimer (via PInvoke) for high resolution timing and System.Timers.Timer for normal resolution. It also allow users to save, load and remove current state to/from a XML file. -
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Notepad X is an alternative open source text editor for Microsoft Windows, with a lot of customization options created to help users managing text documents featuring tab navigation.
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MiniMax Timer
Customizable countdown timer
The MiniMax Timer is a simple timer application which, for now, only counts downward. It has the following customizable features: - always on top - fullscreen - timer font, text color and background color - display a customizable text when the timer ends - timer's size and location - timer control shortcuts The settings (positions, colors, sizes) are automatically saved upon exiting the program. -
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Steam Game Idler
Farm Steam trading cards, manage achievements, and idle games
Farm Steam trading cards, manage achievements, and idle games automatically — an all-in-one alternative to ArchiSteamFarm, Steam Achievement Manager, and Idle Master Full Windows and Linux support. No local Steam client required https://steamgameidler.com -
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SafeNotes - Encrypted Journaling
SafeNotes - A encrypted and easy-to-use journaling application
SafeNotes is an encrypted and user-friendly note-taking application designed to keep your personal notes and journal entries safe and organized. With SafeNotes, you can easily create, edit, and manage your notes, all while ensuring your data is protected through robust AES-256 encryption and password hashing. The app features a sleek and intuitive interface built with MaterialSkin, offering light and dark themes to suit your preferences. SafeNotes is perfect for anyone looking to keep their notes and journal entries secure and organized. Download SafeNotes today and experience the peace of mind of knowing your personal information is safe. -
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WatchTheClock
Portable stopwatch and countdown timer for Windows
Portable stopwatch, countdown timer and alarm clock for Windows (.NET 4.0 required). See features below. WatchTheClock Changeset: v0.6 ------------- alarm clock progress state for countdowns additional window title support mail address v0.5 ------------- start buttons are default -> clicked when enter is pressed navigation through tabs with CTRL + TAB is now working on startup input fields on countdown tab select all text on focus via keyboard; to select all via mouse double click v0.4 ------------- small layout changes, to make it look nice in windows 7 v0.3 ------------- added multiple icon sizes added some error handling if .NET is missing v0.2 ------------- bring window to front if countdown time is up v0.1 ------------- initial version If you like this tool, please donate. Visit http://www.informatik-pc.de/blog/watchtheclock -
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Tea Timer is a virtual egg timer/alarm clock for Windows. Written in C#, it utilizes the .NET framework. Key features include: * Runs in tray. * Mulitple timers. * User defined presets. * Audible and visual alert. * Alarm mode. * Ability to pause timers.
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A simple .NET console application. When run, it asks how long the timer should run for (or specify on the command line). When the timer hits zero, the PC speaker beeps continuously until you stop it (or a user defined time limit runs out).
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Star Spotify Alarm Clock
This is a lightweight Windows application developed to use Spotify as
What is this? Star Spotify Alarm Clock is a lightweight windows software to run Spotify, play the playlist/artist/album/track of your choise and smoothly fade in the computers volume in the amount of time you desire. Star Spotify Alarm Clock is completely open source, both source code and software and free to use, both for comercial and personal purposes. How do I use it? Just download the software from here unzip it into the folder of your choise and run "StarSpotifyAlarmClock.exe" to se witch attributes you need to send to the application. I also recomend you to create a Windows scheduled task that runs the software at your desired wakeup time and with the arguments needed. -
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StudA
A powerful student assistant program
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Notes Keeper
A program for saving and organizing notes
Notes Keeper 5.2.3.0 Don't you like your notes to be saved in the clouds, where you can't control. Do you like to have all your notes with you. Then you need Notes Keeper. A program for saving and organizing notes Notes Keeper will let you create notes, format them in all ways. You can add files, images, text and very basic tables to the notes. Change sentences/words cases and lock them from other people. Organize your notes with folders and tree. After you finish export your note(s) to a text file or rtf file, print it from your printer, or send it as email or attachment to you family or friends. Its free. Not like any other note taking software. feel free to report any bugs .NET 4.6 and Microsoft Visual C++ 2015 Update 3 runtime are needed to run Notes Keeper -
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MW3 Wave Reminder
A reminders of the juggernaut and helicopter rounds for each map.
A non-intrusive application to remind you of the serious MW3 survival waves. Requires: .NET Framework 4.5 or higher. -F11 or double click to toggle full-screen. -Press any letter to quickly navigate to a map. -The backcolor is black and the map names hide to make the window less distracting. -Escape to exit full-screen or the application if windowed. -Starts up full-screen on the second monitor (if monitor present). -
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OnTime is a light-weight scheduler/reminder app for Windows aiming to provide reminders for scheduled events without the burden of a heavy-weight scheduling app. It sits quietly in the system tray and pops up reminders when an alert has been scheduled.
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XFolder
a modern file manager designed specifically for macOS
XFolder is a modern file manager designed specifically for macOS. It integrates core features such as multi-pane views, a smart directory tree, and multi-tab management, aiming to provide a more efficient and flexible file browsing experience than Finder. -
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Little Alarm Clock is an open source program that features a snooze button, automatic startup, and audio file playback. It is licensed under the GNU General Public License.
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The .NET ShutMan project is a shutdown manager. You can create a countdown-timer and the program shutdown your pc when the timer is expired (up to 36 hours)! Important: You need the .Net Framework 4.0!
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DocUpdate is a productivity tool designed to keep you informed about the latest documents created and updated by your co-workers. You do not want to miss a document update, DocUpdate will help you to be more productive and stressless.
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Free Alarm Clock Windows
Free Alarm Clock for Windows with Voice Alerts, Skins and Plugins
Free Alarm Clock for Windows with Automatic Speech Synthesizer Voice overs on selected audio file for each alarm. Plugins are available to extend functionality of the alarm, like execute an application or send information over serial port. You can also write your own plugins using a simple C#/VB interface With over 10 different skins. -
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SBR - Simple Break Reminder
Pomodoro. Take a break.
Sitting at a computer for long periods of time brings with it significant health risks. Back and neck pain, carpal tunnel syndrome, eye strain, dry eye syndrome, shoulder and elbow pain, and more. In order to eliminate or at least significantly reduce these problems, it is necessary to take safety breaks when working with a PC. And here comes SBR - Simple Break Reminder - an application that will notify you that you have been sitting at a PC for too long and need to take a break. Simple Break Reminder also supports the Pomodoro technique. Free software - free for any personal or commercial use. -
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This little application represents an alarm clock that interacts with Winamp. By using SharpAlarm, you can wake up with your favourite music. Functions: snoozing, automatic snoozing, customizable user interface (image, textcolors, background colors)
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mypc
show mypc tool
the best pc tool -
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A D D Timer
A simple countdown timer
A D D Timer, a simple timer application for Windows that helps remind you when a set time is up. The application allows you to launch multiple instances with different titles and time periods that are based on settings passed to it from an XML file.
