JieBang Tools
20 free developer tools - JSON/YAML, SQL, XML, Cron, QR code, SEO check, URL shortener, image converter, timezone, and more.
What it can do
- Json Yaml Convert: Convert between JSON and YAML formats
- Xml Format: Beautify, minify, or validate XML
- Sql Format: Beautify, minify, or uppercase SQL
What data it sees
Do you need an account
No: the server works without sign-in
20 free developer tools - JSON/YAML, SQL, XML, Cron, QR code, SEO check, URL shortener, image converter, timezone, and more. No API key required.
How to connect
How to connect JieBang Tools to Claude
The server address to paste into Claude settings:
https://jiebang-tools--ajie-jiebang.run.tools
- Open Claude (claude.ai or the desktop app).
- Go to Settings → Connectors.
- Click Add custom connector.
- Paste the server address copied below into Remote MCP server URL and click Add.
- In a chat, click + → Connectors and switch the new connector on.
Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.
Authorization
After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.
How to connect JieBang Tools to ChatGPT
The server address to paste into ChatGPT settings:
https://jiebang-tools--ajie-jiebang.run.tools
- Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
- Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
- Open Settings → Connectors and click Create.
- Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
- Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
- In a new chat open + → Apps/Connectors and enable the connector.
OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.
Authorization
On first use ChatGPT opens the service's sign-in window. Sign in and approve access.
How to connect JieBang Tools to Cursor
The server address to paste into Cursor settings:
https://jiebang-tools--ajie-jiebang.run.tools
Fastest: click Open in Cursor below and confirm the prompt.
Manually:
- In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
- Paste the JSON copied below into
~/.cursor/mcp.json(per project:.cursor/mcp.jsonin the repo root). - Save the file. The server appears in the MCP list; authorize it there if asked.
Authorization
If the service needs sign-in, an authorize button appears next to the server in the MCP list.
Server tool list (20)
Raw names from tools/list. Only developers need these.
| json_yaml_convert | Convert between JSON and YAML formats |
| xml_format | Beautify, minify, or validate XML |
| sql_format | Beautify, minify, or uppercase SQL |
| cron_parse | Parse cron expressions with next run times |
| base_convert | Convert between decimal/binary/octal/hex |
| html_entity | Encode or decode HTML entities |
| timezone_convert | Convert time between time zones |
| qrcode_generate | Generate QR codes (SVG/BMP/DataURL) |
| meta_extract | Extract SEO meta tags from any URL |
| seo_check | SEO health check with score |
| url_shorten | Create short links with click tracking |
| image_convert | Convert image formats (WebP/AVIF/PNG/JPEG) |
| cron_task_create | Create scheduled tasks for AI Agents with retry support |
| cron_task_list | List scheduled tasks, optionally filter by due status |
| cron_task_done | Mark a scheduled task as completed or failed |
| cron_task_logs | Get execution history for a task or all tasks |
| cron_task_templates | Get preset task templates (daily, weekday, stock market, etc.) |
| file_parse | Parse CSV/TSV/JSON/XML to structured JSON with auto-detection |
| file_generate | Generate CSV/TSV/JSON files from data arrays |
| file_analyze | Analyze tabular data: column types, stats, null detection |