Built-in Skills
Cortask ships with the following built-in skills. Each can be enabled per workspace. Skills with binary or credential requirements must have those satisfied before they become eligible.
Web & Content
| Skill | Description |
|---|---|
| web-browsing | Search the web, fetch URLs, and browse pages with a headless browser. Always available. |
| weather | Get current weather and forecasts via wttr.in using curl. No API key needed. |
| summarize | Summarize or extract text and transcripts from URLs, YouTube videos, and local files. |
Developer
| Skill | Description |
|---|---|
| github | GitHub operations via the gh CLI: issues, PRs, CI runs, code review, and API queries. |
Productivity
| Skill | Description |
|---|---|
| notion | Search, create, and manage Notion pages and databases. |
| trello | Manage Trello boards, lists, and cards via the Trello REST API. |
| slack | Send messages, react, pin/unpin, read messages, and manage Slack channels. |
| google-workspace | Gmail, Calendar, Drive, Contacts, Sheets, and Docs via Google Workspace APIs. Uses OAuth2. |
| Send and receive emails via IMAP/SMTP. Supports multiple accounts. | |
| himalaya | CLI email client via IMAP/SMTP. List, read, write, reply, forward, and search emails. |
SEO
| Skill | Description |
|---|---|
| google-search-console | Query Google Search Console for search performance, URL inspection, and sitemaps. |
| dataforseo | Search engine data via DataForSEO API: SERP results, keyword volumes, backlink analysis, and on-page audits. |
| screaming-frog | Run Screaming Frog SEO Spider via CLI: crawl sites, find broken links, export SEO data, and generate sitemaps. |
| wordpress | Manage WordPress sites via REST API: posts, pages, media, plugins, users, categories, tags, and comments. |
Media
| Skill | Description |
|---|---|
| openai-image-gen | Generate images via the OpenAI Images API (GPT Image, DALL-E 3/2). Supports batch generation. |
| openai-whisper | Local speech-to-text transcription with the Whisper CLI. No API key needed. Best for privacy-sensitive audio. |
| openai-whisper-api | Transcribe audio files via the OpenAI Whisper API (cloud). Faster than local transcription. |
| elevenlabs-tts | High-quality cloud text-to-speech via ElevenLabs. |
| sherpa-onnx-tts | Local offline text-to-speech via sherpa-onnx. No cloud dependency or API key required. |
| nano-pdf | Edit PDFs with natural-language instructions using the nano-pdf CLI. |
| nano-banana-pro | Generate or edit images via Gemini 3 Pro Image. Supports generation, editing, and multi-image composition. |
Notes
| Skill | Description |
|---|---|
| apple-notes | Manage Apple Notes via AppleScript on macOS: create, view, search, and delete notes. |
| apple-reminders | Manage Apple Reminders via AppleScript on macOS: list, add, complete, and delete reminders. |
| bear-notes | Create, search, and manage Bear notes via the grizzly CLI on macOS. |
| obsidian | Work with Obsidian vaults (plain Markdown notes) via obsidian-cli. |
| things-mac | Manage Things 3 tasks via the things CLI on macOS: inbox, today, upcoming, and todo management. |
Music
| Skill | Description |
|---|---|
| spotify | Control Spotify playback and search via the spotify-player CLI. |
Template
| Skill | Description |
|---|---|
| example | A template skill demonstrating the SKILL.md format and best practices. Use as a starting point for new skills. |