# Install is-base64 with npm

Predicate that returns true if base64 string. Version 1.1.0 via npm; verified 2020-03-04.

## Install

```sh
sudo av install npm:is-base64
```

Additional install commands:

### Portable and language managers

- npm (100%):

```sh
npm install -g is-base64
```

  Evidence: local npm package metadata

## Package facts

- **Package key:** npm:is-base64
- **Package manager:** npm
- **Package manager page:** <https://www.npmjs.com/package/is-base64>
- **Version:** 1.1.0
- **Source summary:** Predicate that returns true if base64 string.
- **Homepage:** <https://github.com/miguelmota/is-base64>
- **Repository:** <https://github.com/miguelmota/is-base64>
- **Upstream docs:** <https://github.com/miguelmota/is-base64>
- **License:** MIT
- **Source archive:** <https://registry.npmjs.org/is-base64/-/is-base64-1.1.0.tgz>
- **Issue tracker:** <https://github.com/miguelmota/is-base64/issues>
- **Published:** 2020-03-04T00:03:45.131Z
- **Last updated:** 2020-03-04T00:03:45.131Z
- **Generated:** 2026-08-04T22:13:35+00:00

## Executables

- is-base64 (cli)
- is_base64 (cli)
- is-base64 (alias)

## Build dependencies

- tape

## Install behavior

- Post-install hook: not defined
- Bottle: not available

## Freshness

- Page generated: 2026-08-04
- Package-manager version: 1.1.0
- Package-manager updated: 2020-03-04
- Local data: ok
- Upstream repository: https://github.com/miguelmota/is-base64
- warning: The package-manager record has not been updated in over a year.
- info: No cached GitHub release or tag data was available.

## Security Notes

No matching local secret-handling manifest was found for is-base64. Package metadata is still published here so future coverage has a stable package URL.


## Source Database Details

- **Source Database:** npm registry
- **Dist Tags:** Latest: 1.1.0
- **Version Count:** 9
- **Maintainers:** miguelmota
- **Author:** Miguel Mota
- **Publisher:** miguelmota
- **Integrity:** sha512-Nlhg7Z2dVC4/PTvIFkgVVNvPHSO2eR/Yd0XzhGiXCXEvWnptXlXa/clQ8aePPiMuxEGcWfzWbGw2Fe3d+Y3v1g==
- **Shasum:** 8ce1d719895030a457c59a7dcaf39b66d99d56b4
- **Unpacked Size:** 10,907
- **File Count:** 0
- **Created At:** 2015-05-15T22:19:31.937Z
- **Latest Published At:** 2020-03-04T00:03:45.131Z
- **Modified At:** 2022-06-19T02:37:14.993Z


## Related links

- [Database and data packages](https://pkg.so/database-data-tools/) - Matched curated package taxonomy and local package facts.
- [gunzip-maybe](https://pkg.so/npm/gunzip-maybe/) - Local package facts share a topical domain. Shared terms: cli, data, if, that.
- [csv-write-stream](https://pkg.so/npm/csv-write-stream/) - Local package facts share a topical domain. Shared terms: cli, data, that.
- [detect-file-encoding-and-language](https://pkg.so/npm/detect-file-encoding-and-language/) - Local package facts share a topical domain. Shared terms: cli, data, encoding.

## Sources

- pkg.so package database
- package-page enrichment
- package version freshness
- pkgdb category and tag curation
- package relationship graph
- cross-ecosystem install command graph