Free Software for Windows
Focalboard
Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana. It helps define, organize, track and manage work across individuals and teams. Focalboard comes in two editions, a stand-alone desktop app for your todos and personal projects called Focalboard Personal Desktop and Focalboard Personal Server, a self-hosted server for your team to collaborate.
Rufus
With Rufus you can format and create bootable USB drives. Rufus is free and open source and can format FAT, FAT32, NTFS, exFAT, UDF, ReFS that works across USB flash drives, keys, and memmory sticks.
KeePassXC
KeePassXC is a free and open source, cross-platform password manager. KeePassXC provides complete atabase encryption using industry standard 256-bit AES. Fully compatible with KeePass Password Safe formats. Your password database works offline and requires no internet connection. The application includes a seamless expreience with native UI for Windows, macOS, and Linux.
Simplenote
Simplenote is a cloud-based note-taking application with markdown support. Simplenote works cross-platform and all notes are synced can be accessed from any device that has the application installed, Simplenote also work in most modern browsers.
Beekeeper Studio
Beekeeper Studio is a well-designed and easy to use SQL client for MySQL, PostgreSQL, SQLite, SQL Server, and a variety of other relational database management systems. The software allows you to connect to databases normally or encrypted with SSL, or tunnel through SSH to ensure maximum security while still providing choices. With Beekeeper Studio, you can manage multiple tabs and multitask across operations, while providing auto-complete suggestions for tables and queries. Commonly used queries can be saved and orginized into workspaces, that can be used across connections and projects. Beekeeper Studio is both free and open source and released under the MIT License.
GitKraken
Unleash the power of Git with GitKraken, the free Git GUI for Windows, Mac & Linux. With GitKraken you can easily work with repositories hosted on any of these sites. Clone, add remotes, and create/open pull requests without ever leaving the application. GitKraken is an open-source project released as two versions, GitKraken Free and GitKraken Pro. The free version works with major platforms like GitHub, GitLab, Bitbucket while providing extra features in the pro version to work with GitHub Enterprise, GitLab Self-Managed, Bitbucket Server, and Azure DevOps (VSTS).
SeaMonkey
The SeaMonkey project is a community effort to develop the SeaMonkey Internet Application Suite and the SeaMonkey web browser. The SeaMoney suite includes a web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing made simple.
CodeTyphon
CodeTyphon is a completely free IDE designed for the Pascal programming language. CodeTyphon includes the Typhon V-IDE (Visual Integrated Development Environment), an Object Pascal Compiler and tons of free components packages and libraries. The IDE has been designed from the ground up to make software development enjoyable without overloading your senses.
GNUnet
Help build the internet of tomorrow with GNUnet. It's a software framework for fully decentralized, peer-to-peer networking that offers link encryption, peer discovery, resource allocation, and secure communication. The goal of the project is to replace the old insecure Internet protocol stack. GNUnet includes a fully decentralized DNS (Domain Name System) that utilize a directed graph instead of the hierarchical system implemented today. It also has it's own identity system re:claimID, a decentralized Identity Platform that is baked into GNUnet.