JarDocs Docs that stay in sync with your code.
Generate API and library reference straight from source, publish versioned docs and ship changelogs automatically.
Reference generated from source Versioned docs and changelogs Built-in instant search
JarAPI Mock, test and monitor any API.
Spin up realistic mock APIs from an OpenAPI spec in seconds, then monitor the real thing using the same collection.
Instant mocks from OpenAPI Contract tests in CI Latency and uptime monitors
SnippetJar Your team’s snippet library, wherever you type.
Save, search and share code snippets across your editor, terminal and browser, with offline-first sync.
VS Code and JetBrains plugins Fuzzy search with tags Shared team collections
Envault Secrets and .env files, handled safely.
Store, share and rotate environment secrets with per-environment access rules and a full audit trail.
Encrypted at rest and in transit Per-environment access rules Complete audit log
HookRelay Receive, inspect and replay webhooks locally.
Get a public URL for localhost, inspect every payload and replay events until your handler works.
Public URL for localhost Inspect and replay payloads Signature verification
JarDeploy Push to Git. Get a live URL.
Deploy web apps and services with preview environments on every pull request and one-click rollbacks.
Preview URL for every pull request One-click rollbacks Global edge network
LogLens See what your logs are trying to tell you.
Search, tail and alert on structured logs from every service, with setup that takes about 30 seconds.
Live tail with structured search Anomaly alerts OpenTelemetry native
Rust ClickHouse OpenTelemetry
PatternLab Build and explain regular expressions.
Write regex with live match highlighting, plain-English explanations and shareable test suites.
Live match highlighting Plain-English explanations Saved test suites
JSON Forge Format, diff, convert and validate data.
A fast toolkit for JSON, YAML, TOML and CSV that runs entirely in your browser, so your data never leaves your machine.
JSON, YAML, TOML and CSV converters JSON Schema validation Side-by-side diff
JSON Converter & Validator Validate, fix and convert JSON in your browser.
Paste JSON to validate it instantly, auto-fix common mistakes, then convert it to XML, YAML, CSV, TypeScript, Python or Markdown.
Instant validation with line and column errors One-click auto-fix for common syntax mistakes Convert to XML, YAML, CSV, TypeScript and more
Mock Data Generator Generate fake users, orders and addresses.
Create realistic test data as JSON, CSV, SQL INSERT statements or JSON Lines, with repeatable seeds and selectable fields.
Users, orders and addresses datasets JSON, CSV, SQL and JSON Lines output Repeatable results with a seed
SQL Practice Playground Free SQL practice playground and online SQL editor.
Practice SQL online: build JOIN, GROUP BY and HAVING queries visually, write your own in a smart editor, and run them on a real SQLite database in your browser.
Visual JOIN builder with ON column pickers Sample datasets and custom dummy tables Examples for INSERT, UPDATE, DELETE, HAVING, CASE
Regex Visualizer & Sandbox See your regex: color-coded groups and match diagnostics.
Type a regular expression, paste text and see every capture group color-coded, a plain-English breakdown of each token, and match timing with ReDoS warnings.
Color-coded capture groups in pattern and text Plain-English token breakdown Match timing, throughput and group coverage
Cron Expression Explainer Cron syntax in plain English, with the next run dates.
Translate crontab expressions like */5 4 * * * into readable sentences, edit schedules visually and see the next execution dates in any time zone.
Plain-English explanation of any cron expression Next 5, 10 or 20 run dates in any time zone Visual grid editor for every field
API Request Dashboard Full online API client: all methods, auth, environments, tests and code export.
Send GET, POST, PUT, PATCH and DELETE requests from your browser with auth, environments, collections, tests, cURL import and code generation. Includes built-in demo APIs.
All HTTP methods, auth and body types Environments, collections and a test runner cURL and Postman import, code generation Built-in offline mock API and live demos