utilcn
utilcn.devFreemanifest served live
A lightweight registry of reusable utility functions
Items
17
2026-08-03Every entry in its own registry.json, counted last night.Free to install
17
2026-08-03Item endpoints that returned source without credentials.Behind a key
0
2026-08-03Item endpoints that answered 401.Last push
7 months ago
15 stars. Both figures are GitHub's about this repository, not ones this index measured.Components
Search withinFreeits item endpoint answered without a keyPaidits item endpoint answered 401Unverifiedit serves no item endpoint we could ask
| Component | What the registry says it is | Kind | Access | Installs | Command |
|---|---|---|---|---|---|
| Download A File From Storagedownload-file | Download a file from a storage provider using a presigned download URL. | Components | Free | 2 deps · 2 files | |
| Upload A File To Storageupload-file | Upload a file to a storage provider using a presigned upload URL. | Components | Free | 1 dep · 2 files | |
| Upload Multiple Filesupload-multiple-files | Upload multiple files to a storage provider using a presigned upload URL. | Components | Free | no deps · 2 files |
Blocks
Search within| Component | What the registry says it is | Kind | Access | Installs | Command |
|---|---|---|---|---|---|
| ChatGPT Widget Frontendchatgpt-app | Frontend widget implementation, build script, types, and hooks for embedding a ChatGPT MCP widget. | Blocks | Free | 6 deps · 9 files | |
| ChatGPT MCP Backendchatgpt-app-backend | MCP server bootstrap, widget asset builder, and tool registration for the ChatGPT widget. | Blocks | Free | 2 deps · 3 files |
Utilities
Search within| Component | What the registry says it is | Kind | Access | Installs | Command |
|---|---|---|---|---|---|
| Capitalizecapitalize | Capitalize the first letter of a string. | Utilities | Free | no deps | |
| Capitalize Allcapitalize-all | Capitalize the first letter of every word in a string. | Utilities | Free | no deps | |
| Environment Server Configurationenv-server | Environment variable validation schema using Zod for server configuration | Utilities | Free | 1 dep | |
| Generate Presigned Download URLgenerate-presigned-download-url | Generate a presigned download URL for a file. | Utilities | Free | 2 deps · 2 files | |
| Generate Presigned Upload URLgenerate-presigned-upload-url | Generate a presigned upload URL for a file. | Utilities | Free | 2 deps · 2 files | |
| Repeat Padrepeat-pad | Repeat a string until it reaches the desired length. | Utilities | Free | no deps | |
| Reverse Stringreverse-string | Reverse a string. | Utilities | Free | no deps | |
| To Camel Caseto-camel-case | Convert a string to camelCase. | Utilities | Free | no deps | |
| To Kebab Caseto-kebab-case | Convert a string to kebabCase. | Utilities | Free | no deps | |
| To Pascal Caseto-pascal-case | Convert a string to PascalCase. | Utilities | Free | no deps | |
| To Snake Caseto-snake-case | Convert a string to snake_case. | Utilities | Free | no deps | |
| Truncate Stringtruncate-string | Truncate a string to a given length. | Utilities | Free | no deps |
