minetest optimized PNG vs TGA filesize comparison


optipng compressed PNG vs uncompressed colormapped TGA:

PNG: 715	TGA: 528	Prefix: ./mods/mtg_craftguide/textures/craftguide_furnace
PNG: 2754	TGA: 2320	Prefix: ./mods/player_api/models/character
PNG: 703	TGA: 597	Prefix: ./mods/farming/textures/farming_soil
PNG: 887	TGA: 840	Prefix: ./mods/farming/textures/farming_straw
PNG: 676	TGA: 573	Prefix: ./mods/farming/textures/farming_soil_wet
PNG: 520	TGA: 519	Prefix: ./mods/default/textures/default_snow
PNG: 252	TGA: 213	Prefix: ./mods/default/textures/default_item_smoke
PNG: 1114	TGA: 1062	Prefix: ./mods/default/textures/default_jungletree
PNG: 511	TGA: 492	Prefix: ./mods/default/textures/default_sign_wall_wood
PNG: 567	TGA: 468	Prefix: ./mods/default/textures/default_snow_side
PNG: 630	TGA: 609	Prefix: ./mods/default/textures/default_gravel
PNG: 940	TGA: 888	Prefix: ./mods/default/textures/default_rainforest_litter
PNG: 688	TGA: 651	Prefix: ./mods/default/textures/default_jungletree_top
PNG: 351	TGA: 348	Prefix: ./mods/default/textures/default_dry_grass_side
PNG: 657	TGA: 642	Prefix: ./mods/default/textures/default_tree_top
PNG: 590	TGA: 504	Prefix: ./mods/default/textures/default_river_water
PNG: 1015	TGA: 963	Prefix: ./mods/default/textures/default_lava
PNG: 310	TGA: 300	Prefix: ./mods/default/textures/default_aspen_tree
PNG: 331	TGA: 320	Prefix: ./mods/default/textures/bubble
PNG: 922	TGA: 897	Prefix: ./mods/default/textures/default_meselamp
PNG: 525	TGA: 486	Prefix: ./mods/default/textures/default_sign_wood
PNG: 820	TGA: 768	Prefix: ./mods/default/textures/default_coniferous_litter
PNG: 763	TGA: 753	Prefix: ./mods/map/textures/map_mapping_kit


optipng compressed PNG vs RLE-compressed TGA:

PNG: 98	TGA: 76	Prefix: ./mods/doors/textures/doors_trapdoor_steel_side
PNG: 887	TGA: 856	Prefix: ./mods/farming/textures/farming_straw
PNG: 1114	TGA: 1078	Prefix: ./mods/default/textures/default_jungletree
PNG: 630	TGA: 625	Prefix: ./mods/default/textures/default_gravel
PNG: 940	TGA: 904	Prefix: ./mods/default/textures/default_rainforest_litter
PNG: 688	TGA: 667	Prefix: ./mods/default/textures/default_jungletree_top
PNG: 83	TGA: 76	Prefix: ./mods/default/textures/default_cloud
PNG: 1015	TGA: 979	Prefix: ./mods/default/textures/default_lava
PNG: 922	TGA: 913	Prefix: ./mods/default/textures/default_meselamp
PNG: 820	TGA: 784	Prefix: ./mods/default/textures/default_coniferous_litter
PNG: 98	TGA: 76	Prefix: ./mods/xpanes/textures/xpanes_trapdoor_steel_bar_side


(RLE-compressed colormapped TGA is even better, but not supported by minetest)