CotEditor
coteditor.comEdit plain-text and source files on macOS with syntax highlighting, encoding tools, scripting, and regex search.
Edit plain-text and source files on macOS with syntax highlighting, encoding tools, scripting, and regex search.
Flatten model surfaces into texture layouts with visible distortion feedback
Rule-based 3ds Max modelling for repeated structures, paths and architectural details
Tile-referenced pixel editing with map and sprite-sheet exports
A graphical Racket development environment with interactive evaluation, language selection, and debugging tools.
An open-source Go IDE with switchable build environments, Go-aware navigation and integrated testing and debugging.
A cross-platform Free Pascal IDE with a visual form designer and integrated build and debug tools.
A desktop IDE with a source-first editor and a separate AI-led task workflow.
AI video, image, and music generation from text prompts
A desktop IDE optimized for Vue and DCloud uni-app projects, with visual project setup across desktop systems.
Manual iPhone household budgeting with editor and viewer roles
Find limited palettes and move their colours into a pixel-art editor.
Create product presentations from editable browser mockup templates.
Campaign design and automation with inbox-placement monitoring
Check SEO, readability and brand voice across your team's writing.
Email campaigns with reusable blocks and a pre-send audit checklist
Email campaigns and triggered scenarios with an integrated content editor
Build CSS gradients while exploring different colour spaces.
Native Mac interface design with interactive prototypes
WordPress form building with an interactive layout and styling controls
A free, local-first Markdown notebook for macOS and Windows.
Automate unit and regression testing for embedded C/C++ software, from test design to target execution and coverage analysis.
Use an open-source IDE in a browser or on desktop, with an extension model based on Open VSX.
Free sprite animation with palette and transparent-colour workflows