Developer Tools APIs.
Developer tool APIs are the small utilities every service ends up needing — format conversion, IDs, hashes, token decoding, DNS and WHOIS lookups. Hosted so they don't become twelve copy-pasted helpers across your repos.
Also called utility APIs, dev utility APIs or helper APIs85 services in this categoryDeveloper Tools APIs
85 servicesConvert Raw JSON to XML API
Convert a JSON object into a well-formed XML string, with an optional root tag. Built for legacy integrations and format conversion.
Dosvak LLCConvert Raw XML to JSON API
Convert XML strings into JSON while preserving attributes and text nodes. Built for parsing feeds, legacy integrations, and data normalization.
Dosvak LLCDetect File type API
Inspect a file's magic bytes to return the filename, extension, MIME type, and description. Built for validating uploads and classifying files.
Dosvak LLCExtract Readable Content from HTML API
Extract the main article text and title from raw HTML using readability algorithms. Returns cleaned content, a short title, and the length.
Dosvak LLCExtract Text from HTML API
Extract clean text from raw HTML, with optional URL support for better results. Returns the text and its length for scraping, indexing, and NLP.
Dosvak LLCExtract Text from PDF Document API
Extract text from a PDF and receive full document text, a page count, and per-page text. Built for search, review, and document automation.
Dosvak LLCCheck Spelling API
Detect misspelled words in text and get correction suggestions. Returns the original input, the misspelled words, and a corrections map.
Dosvak LLCConvert HEX to RGB/HSL API
Convert a HEX color into RGB and HSL values in one call. Built for design tools, theming systems, and frontends that need normalized colors.
Dosvak LLCConvert Units API
Convert a numeric value from one unit to another using value, from_unit, and to_unit. Returns the original units plus the converted result.
Dosvak LLCDescribe Cron API
Break a cron expression into labelled minute, hour, day, month, and weekday fields. Built for schedule previews, cron editors, and readable logs.
Dosvak LLCEncode and Decode Base64 API
Encode UTF-8 text to Base64 or decode Base64 back to plain text. Useful for transport, payload inspection, and round-trip checks in scripts.
Dosvak LLCEncode and Decode JWT API
Encode JSON payloads into JWTs and verify existing tokens with a shared secret. Returns a signed token, or validity plus the decoded payload.
Dosvak LLCWhich Developer Tools API do you need?
The question you arrived with, and the endpoint that answers it.