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docs/en/reference/index.md

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+# Type reference
+
+List of data types available in scripts for the Piklib/BlooMoo engine. The list will be filled in as individual pages are written.
+
+## Types used in scripts
+
+### Primitives
+
+- [BOOL](BOOL.md) — boolean value.
+- [DOUBLE](DOUBLE.md) — double-precision floating-point number.
+- [INTEGER](INTEGER.md) — signed integer number.
+- [STRING](STRING.md) — character string.
+
+### Collections
+
+- [ARRAY](ARRAY.md) — one-dimensional array.
+- [MULTIARRAY](MULTIARRAY.md) — multi-dimensional array with automatic resizing.
+
+### Logical conditions
+
+- [CONDITION](CONDITION.md) — comparison of two operands.
+- [COMPLEXCONDITION](COMPLEXCONDITION.md) — combination of two conditions with `AND`/`OR`.
+
+### Code structure
+
+- [BEHAVIOUR](BEHAVIOUR.md) — procedure.
+- [CLASS](CLASS.md) — class definition.
+
+### Scene hierarchy
+
+- [APPLICATION](APPLICATION.md) — top of the script hierarchy.
+- [EPISODE](EPISODE.md) — logical segment of the game.
+- [SCENE](SCENE.md) — a single scene.
+
+### Built-in I/O objects
+
+- [KEYBOARD](KEYBOARD.md) — keyboard state.
+- [MOUSE](MOUSE.md) — mouse state.
+- [RAND](RAND.md) — pseudo-random number generator.
+- [SYSTEM](SYSTEM.md) — system information.
+
+### Media
+
+- [ANIMO](ANIMO.md) — animation from an `.ANN` file.
+- [FONT](FONT.md) — bitmap font definition.
+- [IMAGE](IMAGE.md) — static image.
+- [SEQUENCE](SEQUENCE.md) — animation sequence with synchronised audio.
+- [SOUND](SOUND.md) — short sound effect.
+- [TEXT](TEXT.md) — on-screen text element.
+
+## Remaining types
+
+Pages for the following types will be added next:
+
+BUTTON, CANVAS_OBSERVER, CNVLOADER, DATABASE, EXPRESSION, GROUP, INERTIA, MATRIX, PATTERN, STATICFILTER, STRUCT, TIMER, VECTOR, VIRTUALGRAPHICSOBJECT, WORLD.