Free online developer tools

4 tools

Small utilities developers reach for daily: JSON and YAML formatters, Base64 and URL encoders, regex testers, JWT decoders, diff viewers and cron helpers. Prefer tools marked as running in your browser when you paste tokens, keys or production data, because nothing is uploaded.

Showing 1–4 of 4

0.576score
Beeceptor
Beeceptor
Spins up a mock REST, SOAP or GraphQL endpoint with rules and generated responses, and logs incoming requests.
ArtifactAINo sign-updeveloper tools
0.573score
CodeConvert AI
CodeConvert AI
Translates source code between more than 60 programming languages; the page says free tools work without signup.
ArtifactAINo sign-updeveloper tools
0.573score
SQLAI.ai
SQLAI
Generates, explains, optimizes and validates SQL from plain-English requests.
ArtifactAIdeveloper tools
0.573score
Text2SQL.ai
Text2SQL.ai
Turns a description into SQL for MySQL, PostgreSQL and other databases.
ArtifactAIdeveloper tools