RunTools.devAll-in-one Developer Tools
Run browser-friendly developer tools for Base64, timestamps, DNS, JWT, UUID, JSON, CSV, regex, and network checks without creating an account.
Popular Tools
Quick access to the most-used utilities by developers.
Timestamp Converter
Convert Unix Timestamp to Date and vice versa.
Base64 Converter
Encode and Decode Base64 data.
JSON Converter
Convert JSON arrays into CSV, TSV, HTML, or XML.
UUID / ULID Generator
Generate UUID v4 or ULID identifiers in bulk.
DNS Lookup
Perform DNS lookups (A, MX, TXT, etc.) for any domain.
JWT Decoder
Decode JSON Web Tokens (JWT) locally.
Why RunTools?
Fast and lightweight
Use tools immediately without an account, with shortcuts and a clean interface to stay in flow.
Privacy-minded
Most tools run entirely in your browser; network requests are used only when the task needs them.
Ready for teams
Localized interface and paths so everyone on your team feels at home.
Practical coverage
Covers day-to-day helpers like Base64, timestamps, JWT decode, and DNS lookup in one place.