print_versions

Perl:
print "$^V\n"; # 5.26.1
print "$]\n"; # 5.026001

Python:
import sys
print(sys.version) # 3.7.0 (v3.7.0:1bf9cc5093, Jun 27 2018, 04:59:51) [MSC v.1914 64 bit (AMD64)]
print(sys.version_info) # sys.version_info(major=3, minor=7, micro=0, releaselevel='final', serial=0)
import platform
print(platform.python_version()) # 3.7.0
print(platform.python_version_tuple()) # ('3', '7', '0')

Node.js:
> process.version
'v13.5.0'
> process.versions
{
  node: '13.5.0',
  v8: '7.9.317.25-node.23',
  uv: '1.34.0',
  zlib: '1.2.11',
  brotli: '1.0.7',
  ares: '1.15.0',
  modules: '79',
  nghttp2: '1.40.0',
  napi: '5',
  llhttp: '2.0.1',
  openssl: '1.1.1d',
  cldr: '36.0',
  icu: '65.1',
  tz: '2019c',
  unicode: '12.1'
}