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Insomnia is an API client for designing requests and inspecting responses across several application protocols. It includes HTTP request collections, openAPI editing, and API test suites.
Cambalache is a visual interface designer for creating GTK application layouts without hand-writing every widget definition. It includes GTK 3 layouts, GTK 4 layouts, and visual interface design.
Gluon Scene Builder is a visual JavaFX interface designer that keeps layout work separate from application logic. It includes drag-and-drop layouts, JavaFX controls, and FXML design files.
Micro Text Editor is a terminal editor designed to make everyday code and configuration changes approachable over local or remote shells. It includes syntax highlighting, keyboard shortcuts, and mouse support.
Qt Design Studio is a visual environment for prototyping Qt interfaces and testing their appearance and interactions. It includes UI components, interactive prototypes, and live previews.
Umbrello is a UML modeling application that links software diagrams with structured models and code generation. It includes UML diagrams, XMI interchange, and code generation.
KUIViewer is a small Qt interface viewer for checking UI files created with Qt Designer. It includes UI file loading, widget preview, and layout inspection.
apic is an API contract design tool built around keeping specifications and collaboration in a Git repository. It includes API contract editing, Git-based storage, and contract collaboration.
TLA+ Toolbox is an integrated environment for writing specifications and checking models of programs or concurrent systems. It includes specification editing, TLC model checking, and error trace exploration.
Ptyxis is a GNOME terminal designed to maintain useful context when working inside container-based development environments. It includes container-aware tabs, session profiles, and saved sessions.
K3s is a lightweight Kubernetes distribution designed to simplify installation on smaller servers and edge environments. It includes Kubernetes workloads, compact installation, and server and agent nodes.
Mullvad Browser is a privacy-focused browser developed with the Tor Project to reduce tracking and browser fingerprinting. It includes fingerprinting defenses, privacy-oriented defaults, and private browsing workflow.
Popsicle is a USB image writer designed to prepare several removable devices from the same operating system image. It includes parallel USB writing, checksum verification, and per-device progress.
Portfolio is a compact file manager designed around simple navigation and file operations on mobile Linux devices. It includes folder browsing, file management, and touch-oriented layout.
