Graphviz
graphviz.orgTurn text descriptions of graphs into diagrams using selectable layout engines and output formats.
Turn text descriptions of graphs into diagrams using selectable layout engines and output formats.
Make Git diffs and related terminal output easier to scan with syntax and word-level highlighting.
Add interactive choices, prompts, and terminal styling to shell scripts without writing Go code.
A TAP-compliant test framework for checking Bash scripts and command-line programs.
Display system and hardware information in a customizable terminal summary.
Run Terraform plan and apply workflows in response to pull request comments.
Work with files and command output as structured records and tables in a cross-platform shell.
A desktop PHP scratchpad for evaluating snippets in a Laravel sandbox or within local and SSH-connected projects.
A beginner-focused BASIC IDE with instant graphics, a step debugger, and a browser-based WebAssembly edition.
Explore supplied business and process data through statistical procedures, interactive views and explanatory output.
Write programmable configuration with validation and generate JSON, YAML, and other output formats.
Build a topic outline once and publish help documentation to multiple formats.
Browser automation and web APIs for AI agents
AI photo tools for portraits, headshots, filters, and character creation.
Set image dimensions, format and quality
Strip source markup while preserving paragraphs
GNOME audio conversion with tag-based file naming
Video and audio conversion with optional batch merging
Network statistics in an interactive terminal or script output
A DNS CLI with multiple transports and output formats
Live scenes with separate portrait and landscape output layouts
Transform and inspect CSV, TSV, JSON, and other structured text from the command line.