Convert CSV string to JSON array with auto-detected delimiter and type inference. Algorithmic.

Generate markdown API documentation from an OpenAPI spec or natural language description. Returns documentation with parameters, examples, error codes.

Analyze and optimize a SQL query for performance. Returns rewritten query, index recommendations, and explanation of improvements.

Explain a regular expression in plain English with token-by-token breakdown. Optionally test against sample strings.

Draft a professional email. Specify context, intent (cold outreach/follow-up/apology/etc), and tone. Returns subject line options, body, and key phrases.

Validate an OpenAPI 3.x specification. Checks required fields, endpoint definitions, schema references. Algorithmic.

Generate database migration code from current→desired schema description. Supports Drizzle, Prisma, Knex, and raw SQL.

Generate release notes from commit log or changelog. Keep a Changelog format with Added/Changed/Fixed/Removed sections.

Add Python docstrings to functions and classes. Supports Google, NumPy, and Sphinx styles.

Generate a user-facing changelog from git commits. Groups by type, writes human-readable descriptions. Supports Keep a Changelog, semantic, and bullet formats.

Check data quality with custom rules (email_format, range, pattern, etc.) or auto-detect issues. Returns quality score and field-level report. Algorithmic.

Classify a product into Harmonized System (HS) commodity codes. Returns primary HS code, chapter, section, and alternative classifications with confidence levels.

Rank and select document chunks by relevance to fit within a token budget. Returns selected/excluded chunks with scores.

Scan code/config/logs for leaked secrets: AWS keys, GitHub tokens, Stripe keys, API keys, private keys, DB URLs, JWTs. Algorithmic regex matching.

Extract bank name and branch information from an IBAN. Returns bank name, BIC/SWIFT code, branch, and country. Pure algorithmic — uses bank code lookup tables.

Look up UK company data from Companies House. Accepts company number (8 digits) or fuzzy company name. Returns company name, status, incorporation date, SIC codes, registered address.

Validate an EORI (Economic Operators Registration and Identification) number against the EU customs validation service. Returns trader name and address if valid.

Check a domain's SSL/TLS certificate. Returns issuer, validity dates, days until expiry, protocol version, cipher, and SAN entries.

Detect and redact personally identifiable information (PII) from text. Identifies names, emails, phone numbers, national ID numbers (Swedish personnummer, Finnish henkilötunnus, etc.), addresses, and more.

Look up geographic location, ISP, and network information for an IP address. Detects proxies and hosting providers.