diff --git a/src/monaco.contribution.ts b/src/monaco.contribution.ts
index 56467510..8d25dad9 100644
--- a/src/monaco.contribution.ts
+++ b/src/monaco.contribution.ts
@@ -46,6 +46,7 @@ import './pascaligo/pascaligo.contribution';
 import './perl/perl.contribution';
 import './pgsql/pgsql.contribution';
 import './php/php.contribution';
+import './pla/pla.contributions';
 import './postiats/postiats.contribution';
 import './powerquery/powerquery.contribution';
 import './powershell/powershell.contribution';
diff --git a/src/pla/pla.contributions.ts b/src/pla/pla.contributions.ts
new file mode 100644
index 00000000..9a3b13e9
--- /dev/null
+++ b/src/pla/pla.contributions.ts
@@ -0,0 +1,12 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { registerLanguage } from '../_.contribution';
+
+registerLanguage({
+	id: 'pla',
+	extensions: ['.pla'],
+	loader: () => import('./pla')
+});
diff --git a/src/pla/pla.test.ts b/src/pla/pla.test.ts
new file mode 100644
index 00000000..553d8675
--- /dev/null
+++ b/src/pla/pla.test.ts
@@ -0,0 +1,598 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { testTokenization } from '../test/testRunner';
+
+testTokenization('pla', [
+	// Keywords
+	// .i
+	[
+		{
+			line: '.i 50',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.i.pla' },
+				{ startIndex: 2, type: '' },
+				{ startIndex: 3, type: 'number.pla' }
+			]
+		},
+		{
+			line: '  .i 333 # Input',
+			tokens: [
+				{ startIndex: 0, type: '' },
+				{ startIndex: 2, type: 'keyword.i.pla' },
+				{ startIndex: 4, type: '' },
+				{ startIndex: 5, type: 'number.pla' },
+				{ startIndex: 8, type: '' },
+				{ startIndex: 9, type: 'comment.pla' }
+			]
+		}
+	],
+	// .o
+	[
+		{
+			line: '.o 7',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.o.pla' },
+				{ startIndex: 2, type: '' },
+				{ startIndex: 3, type: 'number.pla' }
+			]
+		},
+		{
+			line: '	.o	1000 ',
+			tokens: [
+				{ startIndex: 0, type: '' },
+				{ startIndex: 1, type: 'keyword.o.pla' },
+				{ startIndex: 3, type: '' },
+				{ startIndex: 4, type: 'number.pla' },
+				{ startIndex: 8, type: '' }
+			]
+		}
+	],
+	// .mv
+	[
+		{
+			line: '.mv 9 4 3 21 1',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.mv.pla' },
+				{ startIndex: 3, type: '' },
+				{ startIndex: 4, type: 'number.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 6, type: 'number.pla' },
+				{ startIndex: 7, type: '' },
+				{ startIndex: 8, type: 'number.pla' },
+				{ startIndex: 9, type: '' },
+				{ startIndex: 10, type: 'number.pla' },
+				{ startIndex: 12, type: '' },
+				{ startIndex: 13, type: 'number.pla' }
+			]
+		},
+		{
+			line: '.mv 22 22',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.mv.pla' },
+				{ startIndex: 3, type: '' },
+				{ startIndex: 4, type: 'number.pla' },
+				{ startIndex: 6, type: '' },
+				{ startIndex: 7, type: 'number.pla' }
+			]
+		}
+	],
+	// .ilb
+	[
+		{
+			line: '.ilb in1 in2 in3 in4 in5',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.ilb.pla' },
+				{ startIndex: 4, type: '' },
+				{ startIndex: 5, type: 'identifier.pla' },
+				{ startIndex: 8, type: '' },
+				{ startIndex: 9, type: 'identifier.pla' },
+				{ startIndex: 12, type: '' },
+				{ startIndex: 13, type: 'identifier.pla' },
+				{ startIndex: 16, type: '' },
+				{ startIndex: 17, type: 'identifier.pla' },
+				{ startIndex: 20, type: '' },
+				{ startIndex: 21, type: 'identifier.pla' }
+			]
+		},
+		{
+			line: '.ilb input<0> input<1> input<2> input<3>',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.ilb.pla' },
+				{ startIndex: 4, type: '' },
+				{ startIndex: 5, type: 'identifier.pla' },
+				{ startIndex: 10, type: 'delimiter.angle.pla' },
+				{ startIndex: 11, type: 'number.pla' },
+				{ startIndex: 12, type: 'delimiter.angle.pla' },
+				{ startIndex: 13, type: '' },
+				{ startIndex: 14, type: 'identifier.pla' },
+				{ startIndex: 19, type: 'delimiter.angle.pla' },
+				{ startIndex: 20, type: 'number.pla' },
+				{ startIndex: 21, type: 'delimiter.angle.pla' },
+				{ startIndex: 22, type: '' },
+				{ startIndex: 23, type: 'identifier.pla' },
+				{ startIndex: 28, type: 'delimiter.angle.pla' },
+				{ startIndex: 29, type: 'number.pla' },
+				{ startIndex: 30, type: 'delimiter.angle.pla' },
+				{ startIndex: 31, type: '' },
+				{ startIndex: 32, type: 'identifier.pla' },
+				{ startIndex: 37, type: 'delimiter.angle.pla' },
+				{ startIndex: 38, type: 'number.pla' },
+				{ startIndex: 39, type: 'delimiter.angle.pla' }
+			]
+		}
+	],
+	// .ob
+	[
+		{
+			line: '.ob out1 out2 out3',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.ob.pla' },
+				{ startIndex: 3, type: '' },
+				{ startIndex: 4, type: 'identifier.pla' },
+				{ startIndex: 8, type: '' },
+				{ startIndex: 9, type: 'identifier.pla' },
+				{ startIndex: 13, type: '' },
+				{ startIndex: 14, type: 'identifier.pla' }
+			]
+		},
+		{
+			line: '.ob output<0> output<1>',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.ob.pla' },
+				{ startIndex: 3, type: '' },
+				{ startIndex: 4, type: 'identifier.pla' },
+				{ startIndex: 10, type: 'delimiter.angle.pla' },
+				{ startIndex: 11, type: 'number.pla' },
+				{ startIndex: 12, type: 'delimiter.angle.pla' },
+				{ startIndex: 13, type: '' },
+				{ startIndex: 14, type: 'identifier.pla' },
+				{ startIndex: 20, type: 'delimiter.angle.pla' },
+				{ startIndex: 21, type: 'number.pla' },
+				{ startIndex: 22, type: 'delimiter.angle.pla' }
+			]
+		}
+	],
+	// .label
+	[
+		{
+			line: '.label in1 in2 in3 in4 in5',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.label.pla' },
+				{ startIndex: 6, type: '' },
+				{ startIndex: 7, type: 'identifier.pla' },
+				{ startIndex: 10, type: '' },
+				{ startIndex: 11, type: 'identifier.pla' },
+				{ startIndex: 14, type: '' },
+				{ startIndex: 15, type: 'identifier.pla' },
+				{ startIndex: 18, type: '' },
+				{ startIndex: 19, type: 'identifier.pla' },
+				{ startIndex: 22, type: '' },
+				{ startIndex: 23, type: 'identifier.pla' }
+			]
+		},
+		{
+			line: '.label  var=5 part1 part2 part3 part4',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.label.pla' },
+				{ startIndex: 6, type: '' },
+				{ startIndex: 8, type: 'identifier.pla' },
+				{ startIndex: 11, type: 'delimiter.pla' },
+				{ startIndex: 12, type: 'number.pla' },
+				{ startIndex: 13, type: '' },
+				{ startIndex: 14, type: 'identifier.pla' },
+				{ startIndex: 19, type: '' },
+				{ startIndex: 20, type: 'identifier.pla' },
+				{ startIndex: 25, type: '' },
+				{ startIndex: 26, type: 'identifier.pla' },
+				{ startIndex: 31, type: '' },
+				{ startIndex: 32, type: 'identifier.pla' }
+			]
+		}
+	],
+	// .type
+	[
+		{
+			line: '.type fr',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.type.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 6, type: 'type.pla' }
+			]
+		},
+		{
+			line: '	.type	fdr	# Comment ',
+			tokens: [
+				{ startIndex: 0, type: '' },
+				{ startIndex: 1, type: 'keyword.type.pla' },
+				{ startIndex: 6, type: '' },
+				{ startIndex: 7, type: 'type.pla' },
+				{ startIndex: 10, type: '' },
+				{ startIndex: 11, type: 'comment.pla' }
+			]
+		},
+		{
+			line: '.type other',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.type.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 6, type: 'type.pla' }
+			]
+		}
+	],
+	// .phase
+	[
+		{
+			line: '.phase 010',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.phase.pla' },
+				{ startIndex: 6, type: '' },
+				{ startIndex: 7, type: 'number.pla' }
+			]
+		}
+	],
+	// .pair
+	[
+		{
+			line: '.pair 2 (aa bb) (cc dd) ## Comment',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.pair.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 6, type: 'number.pla' },
+				{ startIndex: 7, type: '' },
+				{ startIndex: 8, type: 'delimiter.parenthesis.pla' },
+				{ startIndex: 9, type: 'identifier.pla' },
+				{ startIndex: 11, type: '' },
+				{ startIndex: 12, type: 'identifier.pla' },
+				{ startIndex: 14, type: 'delimiter.parenthesis.pla' },
+				{ startIndex: 15, type: '' },
+				{ startIndex: 16, type: 'delimiter.parenthesis.pla' },
+				{ startIndex: 17, type: 'identifier.pla' },
+				{ startIndex: 19, type: '' },
+				{ startIndex: 20, type: 'identifier.pla' },
+				{ startIndex: 22, type: 'delimiter.parenthesis.pla' },
+				{ startIndex: 23, type: '' },
+				{ startIndex: 24, type: 'comment.pla' }
+			]
+		}
+	],
+	// .symbolic
+	[
+		{
+			line: '.symbolic aa<2> aa<1> aa<0> ; BB CC DD ;',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.symbolic.pla' },
+				{ startIndex: 9, type: '' },
+				{ startIndex: 10, type: 'identifier.pla' },
+				{ startIndex: 12, type: 'delimiter.angle.pla' },
+				{ startIndex: 13, type: 'number.pla' },
+				{ startIndex: 14, type: 'delimiter.angle.pla' },
+				{ startIndex: 15, type: '' },
+				{ startIndex: 16, type: 'identifier.pla' },
+				{ startIndex: 18, type: 'delimiter.angle.pla' },
+				{ startIndex: 19, type: 'number.pla' },
+				{ startIndex: 20, type: 'delimiter.angle.pla' },
+				{ startIndex: 21, type: '' },
+				{ startIndex: 22, type: 'identifier.pla' },
+				{ startIndex: 24, type: 'delimiter.angle.pla' },
+				{ startIndex: 25, type: 'number.pla' },
+				{ startIndex: 26, type: 'delimiter.angle.pla' },
+				{ startIndex: 27, type: '' },
+				{ startIndex: 28, type: 'delimiter.pla' },
+				{ startIndex: 29, type: '' },
+				{ startIndex: 30, type: 'identifier.pla' },
+				{ startIndex: 32, type: '' },
+				{ startIndex: 33, type: 'identifier.pla' },
+				{ startIndex: 35, type: '' },
+				{ startIndex: 36, type: 'identifier.pla' },
+				{ startIndex: 38, type: '' },
+				{ startIndex: 39, type: 'delimiter.pla' }
+			]
+		},
+		{
+			line: '.symbolic state<3> state<2>;aaa bbb; # comment',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.symbolic.pla' },
+				{ startIndex: 9, type: '' },
+				{ startIndex: 10, type: 'identifier.pla' },
+				{ startIndex: 15, type: 'delimiter.angle.pla' },
+				{ startIndex: 16, type: 'number.pla' },
+				{ startIndex: 17, type: 'delimiter.angle.pla' },
+				{ startIndex: 18, type: '' },
+				{ startIndex: 19, type: 'identifier.pla' },
+				{ startIndex: 24, type: 'delimiter.angle.pla' },
+				{ startIndex: 25, type: 'number.pla' },
+				{ startIndex: 26, type: 'delimiter.angle.pla' },
+				{ startIndex: 27, type: 'delimiter.pla' },
+				{ startIndex: 28, type: 'identifier.pla' },
+				{ startIndex: 31, type: '' },
+				{ startIndex: 32, type: 'identifier.pla' },
+				{ startIndex: 35, type: 'delimiter.pla' },
+				{ startIndex: 36, type: '' },
+				{ startIndex: 37, type: 'comment.pla' }
+			]
+		}
+	],
+	// .symbolic-output
+	[
+		{
+			line: '.symbolic-output out<2> out<1> out<0> ; signal_a signal_b signal_c ;',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.symbolic-output.pla' },
+				{ startIndex: 16, type: '' },
+				{ startIndex: 17, type: 'identifier.pla' },
+				{ startIndex: 20, type: 'delimiter.angle.pla' },
+				{ startIndex: 21, type: 'number.pla' },
+				{ startIndex: 22, type: 'delimiter.angle.pla' },
+				{ startIndex: 23, type: '' },
+				{ startIndex: 24, type: 'identifier.pla' },
+				{ startIndex: 27, type: 'delimiter.angle.pla' },
+				{ startIndex: 28, type: 'number.pla' },
+				{ startIndex: 29, type: 'delimiter.angle.pla' },
+				{ startIndex: 30, type: '' },
+				{ startIndex: 31, type: 'identifier.pla' },
+				{ startIndex: 34, type: 'delimiter.angle.pla' },
+				{ startIndex: 35, type: 'number.pla' },
+				{ startIndex: 36, type: 'delimiter.angle.pla' },
+				{ startIndex: 37, type: '' },
+				{ startIndex: 38, type: 'delimiter.pla' },
+				{ startIndex: 39, type: '' },
+				{ startIndex: 40, type: 'identifier.pla' },
+				{ startIndex: 48, type: '' },
+				{ startIndex: 49, type: 'identifier.pla' },
+				{ startIndex: 57, type: '' },
+				{ startIndex: 58, type: 'identifier.pla' },
+				{ startIndex: 66, type: '' },
+				{ startIndex: 67, type: 'delimiter.pla' }
+			]
+		}
+	],
+	// .kiss
+	[
+		{
+			line: '.kiss #.kiss',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.kiss.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 6, type: 'comment.pla' }
+			]
+		}
+	],
+	// .p
+	[
+		{
+			line: '.p 400',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.p.pla' },
+				{ startIndex: 2, type: '' },
+				{ startIndex: 3, type: 'number.pla' }
+			]
+		}
+	],
+	// .e
+	[
+		{
+			line: '	.e	',
+			tokens: [
+				{ startIndex: 0, type: '' },
+				{ startIndex: 1, type: 'keyword.e.pla' },
+				{ startIndex: 3, type: '' }
+			]
+		}
+	],
+	// PLA rows
+	[
+		{
+			line: '0-010|1000|100000000000000000000000000|0010000000',
+			tokens: [{ startIndex: 0, type: 'string.pla' }]
+		},
+		{
+			line: '--------------0 00000000000010',
+			tokens: [
+				{ startIndex: 0, type: 'string.pla' },
+				{ startIndex: 15, type: '' },
+				{ startIndex: 16, type: 'string.pla' }
+			]
+		},
+		{
+			line: '0~~0 1-0	# Comment',
+			tokens: [
+				{ startIndex: 0, type: 'string.pla' },
+				{ startIndex: 4, type: '' },
+				{ startIndex: 5, type: 'string.pla' },
+				{ startIndex: 8, type: '' },
+				{ startIndex: 9, type: 'comment.pla' }
+			]
+		}
+	],
+	// Full example #1
+	[
+		{
+			line: '.i 4',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.i.pla' },
+				{ startIndex: 2, type: '' },
+				{ startIndex: 3, type: 'number.pla' }
+			]
+		},
+		{
+			line: '.o 3',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.o.pla' },
+				{ startIndex: 2, type: '' },
+				{ startIndex: 3, type: 'number.pla' }
+			]
+		},
+		{
+			line: '',
+			tokens: []
+		},
+		{
+			line: '# Comment only line',
+			tokens: [{ startIndex: 0, type: 'comment.pla' }]
+		},
+		{
+			line: '.ilb Q1 Q0 D N',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.ilb.pla' },
+				{ startIndex: 4, type: '' },
+				{ startIndex: 5, type: 'identifier.pla' },
+				{ startIndex: 7, type: '' },
+				{ startIndex: 8, type: 'identifier.pla' },
+				{ startIndex: 10, type: '' },
+				{ startIndex: 11, type: 'identifier.pla' },
+				{ startIndex: 12, type: '' },
+				{ startIndex: 13, type: 'identifier.pla' }
+			]
+		},
+		{
+			line: '.ob T1 T0 input_1',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.ob.pla' },
+				{ startIndex: 3, type: '' },
+				{ startIndex: 4, type: 'identifier.pla' },
+				{ startIndex: 6, type: '' },
+				{ startIndex: 7, type: 'identifier.pla' },
+				{ startIndex: 9, type: '' },
+				{ startIndex: 10, type: 'identifier.pla' }
+			]
+		},
+		{
+			line: '.p 5',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.p.pla' },
+				{ startIndex: 2, type: '' },
+				{ startIndex: 3, type: 'number.pla' }
+			]
+		},
+		{
+			line: '0--- 100',
+			tokens: [
+				{ startIndex: 0, type: 'string.pla' },
+				{ startIndex: 4, type: '' },
+				{ startIndex: 5, type: 'string.pla' }
+			]
+		},
+		{
+			line: '1-1- 010',
+			tokens: [
+				{ startIndex: 0, type: 'string.pla' },
+				{ startIndex: 4, type: '' },
+				{ startIndex: 5, type: 'string.pla' }
+			]
+		},
+		{
+			line: '.e',
+			tokens: [{ startIndex: 0, type: 'keyword.e.pla' }]
+		}
+	],
+	// Full example #2
+	[
+		{
+			line: '.mv 8 5 -10 -10 6',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.mv.pla' },
+				{ startIndex: 3, type: '' },
+				{ startIndex: 4, type: 'number.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 6, type: 'number.pla' },
+				{ startIndex: 7, type: '' },
+				{ startIndex: 8, type: 'number.pla' },
+				{ startIndex: 11, type: '' },
+				{ startIndex: 12, type: 'number.pla' },
+				{ startIndex: 15, type: '' },
+				{ startIndex: 16, type: 'number.pla' }
+			]
+		},
+		{
+			line: '.ilb in1 in0 wait ack nack',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.ilb.pla' },
+				{ startIndex: 4, type: '' },
+				{ startIndex: 5, type: 'identifier.pla' },
+				{ startIndex: 8, type: '' },
+				{ startIndex: 9, type: 'identifier.pla' },
+				{ startIndex: 12, type: '' },
+				{ startIndex: 13, type: 'identifier.pla' },
+				{ startIndex: 17, type: '' },
+				{ startIndex: 18, type: 'identifier.pla' },
+				{ startIndex: 21, type: '' },
+				{ startIndex: 22, type: 'identifier.pla' }
+			]
+		},
+		{
+			line: '.ob wait wait2 in3 pending ack delay',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.ob.pla' },
+				{ startIndex: 3, type: '' },
+				{ startIndex: 4, type: 'identifier.pla' },
+				{ startIndex: 8, type: '' },
+				{ startIndex: 9, type: 'identifier.pla' },
+				{ startIndex: 14, type: '' },
+				{ startIndex: 15, type: 'identifier.pla' },
+				{ startIndex: 18, type: '' },
+				{ startIndex: 19, type: 'identifier.pla' },
+				{ startIndex: 26, type: '' },
+				{ startIndex: 27, type: 'identifier.pla' },
+				{ startIndex: 30, type: '' },
+				{ startIndex: 31, type: 'identifier.pla' }
+			]
+		},
+		{
+			line: '.type fr',
+			tokens: [
+				{ startIndex: 0, type: 'keyword.type.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 6, type: 'type.pla' }
+			]
+		},
+		{
+			line: '.kiss',
+			tokens: [{ startIndex: 0, type: 'keyword.kiss.pla' }]
+		},
+		{
+			line: '--1--     -        wait     110000',
+			tokens: [
+				{ startIndex: 0, type: 'string.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 10, type: 'string.pla' },
+				{ startIndex: 11, type: '' },
+				{ startIndex: 19, type: 'identifier.pla' },
+				{ startIndex: 23, type: '' },
+				{ startIndex: 28, type: 'string.pla' }
+			]
+		},
+		{
+			line: '--1--     wait    wait2     110000 # row comment',
+			tokens: [
+				{ startIndex: 0, type: 'string.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 10, type: 'identifier.pla' },
+				{ startIndex: 14, type: '' },
+				{ startIndex: 18, type: 'identifier.pla' },
+				{ startIndex: 23, type: '' },
+				{ startIndex: 28, type: 'string.pla' },
+				{ startIndex: 34, type: '' },
+				{ startIndex: 35, type: 'comment.pla' }
+			]
+		},
+		{
+			line: '--0-1     delay    ack     101000',
+			tokens: [
+				{ startIndex: 0, type: 'string.pla' },
+				{ startIndex: 5, type: '' },
+				{ startIndex: 10, type: 'identifier.pla' },
+				{ startIndex: 15, type: '' },
+				{ startIndex: 19, type: 'identifier.pla' },
+				{ startIndex: 22, type: '' },
+				{ startIndex: 27, type: 'string.pla' }
+			]
+		},
+		{
+			line: '.end',
+			tokens: [{ startIndex: 0, type: 'keyword.end.pla' }]
+		}
+	]
+]);
diff --git a/src/pla/pla.ts b/src/pla/pla.ts
new file mode 100644
index 00000000..0f45d80e
--- /dev/null
+++ b/src/pla/pla.ts
@@ -0,0 +1,157 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import type { languages } from '../fillers/monaco-editor-core';
+
+export const conf: languages.LanguageConfiguration = {
+	comments: {
+		lineComment: '#'
+	},
+	brackets: [
+		['[', ']'],
+		['<', '>'],
+		['(', ')']
+	],
+	autoClosingPairs: [
+		{ open: '[', close: ']' },
+		{ open: '<', close: '>' },
+		{ open: '(', close: ')' }
+	],
+	surroundingPairs: [
+		{ open: '[', close: ']' },
+		{ open: '<', close: '>' },
+		{ open: '(', close: ')' }
+	]
+};
+
+export const language = <languages.IMonarchLanguage>{
+	defaultToken: '',
+	tokenPostfix: '.pla',
+
+	brackets: [
+		{ open: '[', close: ']', token: 'delimiter.square' },
+		{ open: '<', close: '>', token: 'delimiter.angle' },
+		{ open: '(', close: ')', token: 'delimiter.parenthesis' }
+	],
+
+	keywords: [
+		'.i',
+		'.o',
+		'.mv',
+		'.ilb',
+		'.ob',
+		'.label',
+		'.type',
+		'.phase',
+		'.pair',
+		'.symbolic',
+		'.symbolic-output',
+		'.kiss',
+		'.p',
+		'.e',
+		'.end'
+	],
+
+	// regular expressions
+	comment: /#.*$/,
+	identifier: /[a-zA-Z]+[a-zA-Z0-9_\-]*/,
+	plaContent: /[01\-~\|]+/,
+
+	// The main tokenizer for our languages
+	tokenizer: {
+		root: [
+			// comments and whitespace
+			{ include: '@whitespace' },
+			[/@comment/, 'comment'],
+
+			// keyword
+			[
+				/\.([a-zA-Z_\-]+)/,
+				{
+					cases: {
+						'@eos': { token: 'keyword.$1' },
+						'@keywords': {
+							cases: {
+								'.type': { token: 'keyword.$1', next: '@type' },
+								'@default': { token: 'keyword.$1', next: '@keywordArg' }
+							}
+						},
+						'@default': { token: 'keyword.$1' }
+					}
+				}
+			],
+
+			// identifiers
+			[/@identifier/, 'identifier'],
+
+			// PLA row
+			[/@plaContent/, 'string']
+		],
+
+		whitespace: [[/[ \t\r\n]+/, '']],
+
+		type: [{ include: '@whitespace' }, [/\w+/, { token: 'type', next: '@pop' }]],
+
+		keywordArg: [
+			// whitespace
+			[
+				/[ \t\r\n]+/,
+				{
+					cases: {
+						'@eos': { token: '', next: '@pop' },
+						'@default': ''
+					}
+				}
+			],
+
+			// comments
+			[/@comment/, 'comment', '@pop'],
+
+			// brackets
+			[
+				/[<>()\[\]]/,
+				{
+					cases: {
+						'@eos': { token: '@brackets', next: '@pop' },
+						'@default': '@brackets'
+					}
+				}
+			],
+
+			// numbers
+			[
+				/\-?\d+/,
+				{
+					cases: {
+						'@eos': { token: 'number', next: '@pop' },
+						'@default': 'number'
+					}
+				}
+			],
+
+			// identifiers
+			[
+				/@identifier/,
+				{
+					cases: {
+						'@eos': { token: 'identifier', next: '@pop' },
+						'@default': 'identifier'
+					}
+				}
+			],
+
+			// delimiter
+			[
+				/[;=]/,
+				{
+					cases: {
+						'@eos': { token: 'delimiter', next: '@pop' },
+						'@default': 'delimiter'
+					}
+				}
+			]
+		]
+	}
+};