# prasad-nimbalkar > Open-source publisher. Listings imported from github.com/prasad-nimbalkar — credited to the original author with their license. - **Listings:** 15 - **Total installs:** 0 - **Profile:** https://agentstack.voostack.com/s/prasad-nimbalkar - **Website:** https://github.com/prasad-nimbalkar ## Published listings - [Regex Helper](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-regex-helper) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-regex-helper` Use this skill when asked to write, explain, test, or debug regular expressions. Triggers: 'write a regex for...', 'regex to match...', 'extract X using regex', 'explain this regex', 'fix this regex', 'validate format with regex'. Provides tested regex with explanation and edge cases. - [Data Validator](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-data-validator) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-data-validator` Use this skill when asked to validate, check, verify, or audit data for correctness, completeness, or format compliance. Triggers: 'validate this data', 'check if this CSV is valid', 'verify these email addresses', 'find invalid rows', 'check schema compliance', 'audit this dataset for errors'. Works with CSV, JSON, and database query results. - [File Organizer](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-file-organizer) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-file-organizer` Use this skill when asked to organize, sort, rename, move, deduplicate, or batch-process files in a folder. Triggers: 'organize these files', 'sort files by type/date/size', 'rename these files', 'find duplicate files', 'clean up this folder', 'batch rename'. Always previews changes before executing. - [Json Transformer](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-json-transformer) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-json-transformer` Use this skill when asked to transform, reshape, flatten, filter, merge, or validate JSON data. Triggers: 'transform this JSON', 'flatten this nested JSON', 'convert JSON to CSV', 'filter this JSON', 'reshape this API response', 'merge these JSON files', 'validate this JSON against a schema'. - [Code Formatter](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-code-formatter) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-code-formatter` Use this skill when asked to format, lint, clean up, or standardize code style. Triggers: 'format this code', 'lint this', 'fix the style', 'make this PEP8 compliant', 'prettify this', 'clean up the formatting'. Supports Python, JavaScript/TypeScript, Go, Rust, SQL, JSON, YAML, HTML, CSS. - [Markdown To Html](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-markdown-to-html) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-markdown-to-html` Use this skill when asked to convert markdown to HTML, generate a styled HTML page from a markdown file, or produce a web-ready document from markdown content. Triggers: 'convert this markdown to HTML', 'make this an HTML page', 'render this markdown', 'create a web page from this .md file'. - [Chart Generator](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-chart-generator) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-chart-generator` Use this skill when asked to create a chart, graph, plot, or data visualization from data. Triggers: 'make a chart from this', 'plot this data', 'visualize this CSV', 'create a bar/line/pie chart', 'show me a graph of...', 'generate a dashboard'. Outputs publication-quality PNG/HTML charts. - [Api Caller](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-api-caller) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-api-caller` Use this skill when asked to call a REST API, hit an endpoint, fetch data from an external service, or automate API interactions. Triggers: 'call this API', 'hit this endpoint', 'fetch data from...', 'make a POST/GET request to...', 'authenticate with this API and get...'. Handles auth, retries, pagination, and rate limits. - [Csv Analyzer](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-csv-analyzer) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-csv-analyzer` Use this skill when a CSV or spreadsheet file needs to be analyzed, profiled, cleaned, or summarized. Triggers: 'analyze this CSV', 'what's in this file', 'clean this data', 'summarize this spreadsheet', 'find duplicates', 'show me stats on this data'. Works for .csv, .tsv, and Excel files. - [Image Resizer](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-image-resizer) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-image-resizer` Use this skill when asked to resize, crop, compress, convert, or batch-process images. Triggers: 'resize this image', 'convert to JPG/PNG/WebP', 'compress this image', 'make a thumbnail', 'crop to square', 'batch resize these images'. Works with JPG, PNG, WebP, GIF, BMP. - [File Reading](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-claude-agent-skills) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-claude-agent-skills` Use this skill when a file has been uploaded but its content is NOT in your context — only its path at /mnt/user-data/uploads/ is listed in an uploaded_files block. This skill is a router: it tells you which tool to use for each file type (pdf, docx, xlsx, csv, json, images, archives, ebooks) so you read the right amount the right way instead of blindly running cat on a binary. Triggers: any ment… - [Pdf Extractor](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-pdf-extractor) — Skill · Free — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-pdf-extractor` Use this skill when asked to extract text, tables, images, or metadata from a PDF file. Triggers: 'extract text from this PDF', 'get the table from this PDF', 'pull data from this PDF', 'read this PDF', 'convert PDF to text/CSV/markdown'. Handles both searchable and scanned PDFs. - [Unit Test Writer](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-unit-test-writer) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-unit-test-writer` Use this skill when asked to write unit tests, generate test cases, or improve test coverage for code. Triggers: 'write tests for this', 'generate unit tests', 'add test coverage', 'test this function', 'write pytest/jest/junit tests'. Covers happy path, edge cases, and error cases. - [Send Email](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-send-email) — Skill · Free — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-send-email` Use this skill when asked to send, draft, or schedule an email. Triggers: 'send an email to X', 'email this to...', 'draft and send', 'send this report via email'. Supports SMTP (Gmail, Outlook, custom) and API-based sending (SendGrid, Mailgun). Always confirms before sending. - [Text Summarizer](https://agentstack.voostack.com/l/skill-prasad-nimbalkar-claude-agent-skills-text-summarizer) — Skill · Free · security-reviewed — `agentstack add skill-prasad-nimbalkar-claude-agent-skills-text-summarizer` Use this skill when asked to summarize, condense, TL;DR, or extract key points from text, documents, articles, or long content. Triggers: 'summarize this', 'TL;DR', 'key points from...', 'condense this article', 'summarize this PDF/doc', 'give me the main takeaways'. Adapts summary style to content type and audience. --- Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add `.