common Commands

Convert geospatial data formats with ogr2ogr. Transform shapefiles, GeoJSON, and CSV to GeoPackage and PostGIS effortlessly. Free online tool, no registration required.

List data source information with OGRINFO, a powerful geospatial data tool. Inspect vector data formats and metadata using command line. Free online tool, no registration required.

Merge vector datasets effortlessly with ogrmerge.py. Combine multiple geospatial data files into a single, unified dataset. Free online tool, no registration required.

Control website monitoring with Oh Dear CLI. Manage sites, view status, and add new sites easily using the command line. Free online tool, no registration required.

View documents instantly with Okular. Open, print, and search documents on the command line. Supports multiple file formats. Free online tool, no registration required.

Extract VBA macros with OLE VBA Parser. Analyze, deobfuscate and identify malicious code in OLE and OpenXML files. Free online tool, no registration required.

Run large language models with Ollama. Download, manage, and interact with various LLMs directly from your terminal. Free online tool, no registration required.

Extend Fish shell with OMF package manager. Install themes, plugins, and customize your shell environment with ease. Free online tool, no registration required.

Control Zsh shell configuration easily with omz. Update plugins, manage themes, and reload your Zsh environment. Free online tool, no registration required.

Check AC power status with On AC Power. Determine if your computer is running on battery or line power. Free online tool, no registration required.

Display Git repository information and statistics with Onefetch. Analyze code contributions and project details quickly. Free online tool, no registration required.

Scrape .onion URLs with OnionSearch. Discover hidden services and explore the dark web with specific search engines. Free online tool, no registration required.

Run network interference tests with ooniprobe to measure network performance and detect censorship. Free online tool, no registration required.

Manage secrets effortlessly with 1Password CLI. Securely access vaults, create items, and inject secrets using command line. Free online tool, no registration required.

Manage OCaml packages with OPAM, the OCaml package manager. Install, update, and search for OCaml libraries and tools. Free online tool, no registration required.

Access files with Open command. Quickly open files, directories, and URIs using default applications across platforms. Free online tool, no registration required.

Execute files and URLs with Open command across different platforms. Open files, directories, and web addresses using command line. Free online tool, no registration required.

Create AI content with OpenAI CLI. Generate text completions, chat interactions, and DALL·E images easily from the command line. Free online tool, no registration required.

Connect to VPN servers securely with OpenConnect VPN client. Establish secure connections, manage configurations, and authenticate with certificates. Free online tool, no registration required.

Debug embedded systems with OpenOCD. Program microcontrollers, flash memory, and control JTAG interfaces via command line. Free online tool, no registration required.

Control RGB lighting devices with OpenRGB command. Manage colors, modes, and effects on your computer hardware. Free online tool, no registration required.

Create 3D models with OpenSCAD. Generate solid CAD objects and convert them to various formats like STL or PNG. Free online tool, no registration required.

Control OpenTTD with ease. Manage Transport Tycoon Deluxe games, load saves, customize configurations and start dedicated servers. Free online tool, no registration required.

Create secure VPN tunnels with OpenVPN. Configure client-server and peer-to-peer VPN connections easily using command line. Free online tool, no registration required.

View Chromium documentation with Opera. This command is an alias, quickly access help information using command-line. Free online tool, no registration required.

Run LLVM optimizations with LLVM Optimizer. Analyze, transform, and optimize LLVM bitcode files using command line. Free online tool, no registration required.

Optimize PNG images with OptiPNG. Compress PNG files and reduce file size for faster loading times. Free online tool, no registration required.

Encode audio to Opus format with Opusenc. Compress WAV and FLAC files into Opus audio files using command line. Free online tool, no registration required.

Control ORCA sequencer parameters with orca-c, a C-port of the ORCA live programming environment. Create procedural sequencers easily. Free online tool, no registration required.

Generate Graphviz image files with Osage. Render network graphs and diagrams from dot files. Free online tool, no registration required.