Universal Ctags
ctags.ioGenerate a tags index of source-code definitions for navigation from a compatible editor or tool.
Generate a tags index of source-code definitions for navigation from a compatible editor or tool.
Use an open-source IDE in a browser or on desktop, with an extension model based on Open VSX.
Write text descriptions and render them as UML and other technical diagrams.
A source editor for LilyPond scores with music view, MIDI playback and score-building tools.
Use channel-based team chat with open-source hosting and no per-seat charge.
An open-source handwriting notebook with nested folders and encrypted cross-device sync.
Compile C, C++, and other supported languages into programs for native and cross-target systems.
A free, open-source time tracker for self-hosted projects, tasks, and billable hours.
A cross-platform TeX editor that keeps source editing and PDF preview in one typesetting workspace.
A Windows source-code editor with syntax highlighting, tabbed files, and search across documents.
A retail type library with design essays and use-specific licensing.
A private mobile journal with on-device encryption, voice capture, and AI reflections.
The Microsoft test framework for writing and running unit tests in .NET projects.
A free, open-source notebook for organizing notes in the browser or on desktop.
Generate concrete syntax trees that stay responsive while source code changes.
Use a Git-compatible version-control system with change IDs, working-copy commits, and an operation log.
Turn application source into runnable OCI images without requiring a Dockerfile for every project.
An open-source iPad notebook for Apple Pencil writing and PDF markup.
Open source screen recorder for Mac, Windows, and Linux
Generate project scaffolds from templates and carry template changes into generated repositories.
A programmable Markdown knowledge base for personal notes, team knowledge, and documentation.
Use a cross-platform SQL database engine that ranges from embedded and single-user use to multi-client deployments.
Edit source files and send build or run output to an integrated pane on Windows or Linux.
Sentry-SDK-compatible error monitoring, available hosted or self-hosted.