Here's the canonical TOML example from the TOML README, and a YAML version of the same. Which looks nicer? title = "TOML Example" [owner] name = "Tom Preston-Weiner" dob = 1979-05-27T07:32:00-08:00 [database] server = "192.168.1.1" ports = [ 8001, 8001, 8002 ] connection_max = 5000 enabled = true [servers] [servers.alpha] ip = "10.0.0.1" dc = "eqdc10" [servers.beta] ip = "10.0.0.2" dc = "eqdc10" [clients] data = [ ["gamma", "delta"], [1, 2] ] hosts = [ "alpha", "omega" ] description = ''' Multi-line TOML example ''' title: YAML Example owner: name: Tom Preston-Weiner dob: 1979-05-27T07:32:00-08:00 database: server: 192.168.1.1 ports: [ 8001, 8001, 8002 ] connection_max: 5000 enabled: true servers: alpha: ip: 10.0.0.1 dc: eqdc10 beta: ip: 10.0.0.2 dc: eqdc10 clients: data: [ [gamma, delta], [1, 2] ] hosts: - alpha - omega description: >- Multi-line YAML example