| engEnglish | eng | Indo-European | +93 | 1.13 bn | 0 · International |
| cmnMandarin Chinese普通话 | cmn | Sino-Tibetan | +4 | 1.07 bn | 1 · National |
| cmnStandard Chinese現代標準漢語 | cmn | Sino-Tibetan | +4 | 897.1 m | |
| araArabicاللُّغَة العَرَبِيّة | ara | Afroasiatic | +36 | 315.4 m | Safe |
| indIndonesianBahasa Indonesia | ind | Austronesian | | 199 m | 1 · National |
| javJavaneseBasa Jawa | jav | Austronesian | | 84.3 m | 4 · Educational |
| tamTamilதமிழ் | tam | Dravidian | +5 | 83 m | 2 · Provincial |
| msaMalayBahasa Melayu | msa | Austronesian | +15 | 77 m | |
| nanSouthern Min閩南語 | nan | Sino-Tibetan | +5 | 48.3 m | 6a · Vigorous |
| hakHakka ChineseHak-kâ-ngî | hak | Sino-Tibetan | +1 | 48.2 m | 5 · Developing |
| sunSundaneseBasa Sunda | sun | Austronesian | | 32.4 m | 5 · Developing |
| madMadureseBhâsa Madhurâ | mad | Austronesian | +1 | 15 m | 5 · Developing |
| minMinangkabaubahaso Minangkabau | min | — | | 5.5 m | 5 · Developing |
| bugBugineseᨅᨔ ᨕᨚᨁᨗ | bug | Austronesian | | 5.5 m | 3 · Wider Communication |
| bewBetawibasa Betawi | bew | Austronesian | | 5 m | 6b · Threatened |
| ayhHadhrami Arabicاللهجة الحضرمية | ayh | Afroasiatic | +5 | 4.5 m | 6a · Vigorous |
| banBalineseBasa Bali | ban | Austronesian | | 4 m | 5 · Developing |
| aceAcehnesebahsa Acèh | ace | Austronesian | | 3.5 m | 6b · Threatened |
| bjnBanjarbahasa Banjar | bjn | Austronesian | | 3.5 m | 3 · Wider Communication |
| ibaIbanjaku Iban | iba | Austronesian | | 2.3 m | 3 · Wider Communication |
| sasSasakᬪᬵᬲᬵᬲᬓ᭄ᬱᬓ᭄ | sas | Austronesian | | 2 m | 5 · Developing |
| bbcToba BatakHata Batak | bbc | Austronesian | | 2 m | 6b · Threatened |
| makMakassarBasa Mangkasaraʼ | mak | Austronesian | | 1.6 m | 6b · Threatened |
| tsgTausugbahasa Sūg | tsg | Austronesian | | 1.1 m | 3 · Wider Communication |
| btmMandailing | btm | Austronesian | | 1.1 m | 6b · Threatened |
| gorGorontaloHulontalo | gor | Austronesian | | 1 m | 6b · Threatened |
| mqyManggaraibahasa Manggarai | mqy | Austronesian | | 900,000 | 6a · Vigorous |
| nijNgajubahasa Dayak Ngaju | nij | Austronesian | | 890,000 | 3 · Wider Communication |
| xmmManado Indonesianbahasa Melayu Manado | xmm | — | | 850,000 | 3 · Wider Communication |
| niaNiasLi Niha | nia | Austronesian | | 825,768 | 5 · Developing |
| btxKaro Batak | btx | Austronesian | | 600,000 | 6b · Threatened |
| sdaToraja-Sa’danbahasa Sa'dan | sda | Austronesian | | 500,000 | 5 · Developing |
| kgeKomeringCawa Kumoring | kge | Austronesian | | 470,000 | 6a · Vigorous |
| tetTetumLia-tetun | tet | Austronesian | +1 | 463,500 | 5 · Developing |
| rejRejangMiling Hêjang | rej | Austronesian | | 350,000 | 6a · Vigorous |
| smwSumbawaBasa Samawa | smw | Austronesian | | 300,000 | 6a · Vigorous |
| osiOsingbasa Osing | osi | Austronesian | | 300,000 | 6a · Vigorous |
| mnbMuna | mnb | Austronesian | | 300,000 | 6b · Threatened |
| xbrKamberabahasa Kambera | xbr | Austronesian | | 240,000 | 5 · Developing |
| slpLamaholotbahasa Lamaholot | slp | — | | 180,000 | 3 · Wider Communication |
| dnwWestern Danibahasa Dani Barat | dnw | Trans–New Guinea | | 180,000 | 6a · Vigorous |
| skiSikabahasa Sikka | ski | Austronesian | | 175,000 | 6a · Vigorous |
| mhyMa'anyan | mhy | Austronesian | | 150,000 | 6b · Threatened |
| pmfPamonabahasa Pamona | pmf | Austronesian | | 137,000 | 6b · Threatened |
| kkvKangeanicBĕsa Kangėan | kkv | Austronesian | | 110,000 | 6a · Vigorous |
| hvnHawu | hvn | Austronesian | | 110,000 | 5 · Developing |
| endEnde | end | Austronesian | | 110,000 | 6a · Vigorous |
| ljlLi'obahasa Aku | ljl | — | | 105,000 | 6a · Vigorous |
| adrAdonarabahasa Adonara | adr | Austronesian | | 98,000 | 6a · Vigorous |
| ciaCia-CiaBahasa Ciacia | cia | Austronesian | | 80,000 | 6a · Vigorous |
| wloWolio | wlo | Austronesian | | 65,000 | 6b · Threatened |
| mqxMamuju | mqx | Austronesian | | 63,000 | 6b · Threatened |
| nxgNgadhabahasa Ngada | nxg | Austronesian | | 60,000 | 6a · Vigorous |
| nxeNage | nxe | Austronesian | | 50,000 | 6a · Vigorous |
| tftTernatebahasa Ternate | tft | West Papuan | | 42,000 | 6b · Threatened |
| xxkKe'o | xxk | Austronesian | | 40,000 | 6a · Vigorous |
| mhsBuru | mhs | Austronesian | | 32,980 | 6a · Vigorous |
| blzBalantakbahasa Balantak | blz | — | | 30,000 | 5 · Developing |
| tlbTobelobahasa Tobelo | tlb | West Papuan | | 27,720 | 5 · Developing |
| aolAloresebahasa Alor | aol | Austronesian | | 25,000 | 6a · Vigorous |
| lmyLamboyabahasa Lamboya | lmy | Austronesian | | 25,000 | 6a · Vigorous |
| mhpBalinese Malaybahasa Melayu Bali | mhp | — | | 25,000 | 6b · Threatened |
| bldBolangobahasa Bolango | bld | — | | 23,000 | 6b · Threatened |
| dunDeyah | dun | Austronesian | | 20,000 | 6a · Vigorous |
| mnzMoniMilano | mnz | Trans–New Guinea | | 20,000 | 5 · Developing |
| mkyTababahasa Taba | mky | Austronesian | | 20,000 | 6b · Threatened |
| sznSula | szn | Austronesian | | 20,000 | 6a · Vigorous |
| lrtLarantuka Malay | lrt | — | | 20,000 | 6b · Threatened |
| alpAlunebahasa Alune | alp | Austronesian | | 17,000 | 6b · Threatened |
| tbyTabarubahasa Tabaru | tby | West Papuan | | 15,000 | 5 · Developing |
| yliAngguruk Yali | yli | Trans–New Guinea | | 15,000 | 5 · Developing |
| uhnAmungbahasa Amung | uhn | Trans–New Guinea | | 14,000 | 6b · Threatened |
| riuRiung | riu | Austronesian | | 14,000 | 6a · Vigorous |
| atqAralle-Tabulahan | atq | — | | 12,000 | 5 · Developing |
| szwSawai | szw | Austronesian | | 12,000 | 6b · Threatened |
| bneBintauna | bne | Austronesian | | 12,000 | 6b · Threatened |
| mqsWest Makian | mqs | West Papuan | | 12,000 | 6a · Vigorous |
| lclLisela | lcl | Austronesian | | 11,900 | 7 · Shifting |
| ptnPatani | ptn | — | | 10,600 | 6a · Vigorous |
| kvbKububahasa Kubu | kvb | — | | 10,000 | 6b · Threatened |
| plePalu'ebahasa Palue | ple | Austronesian | | 10,000 | 6a · Vigorous |
| yvaYawabahasa Yawa | yva | — | | 10,000 | 5 · Developing |
| beuBlagarbahasa Blagar | beu | Trans–New Guinea | | 10,000 | 6a · Vigorous |
| ssqSo’abahasa So'a | ssq | Austronesian | | 10,000 | 6a · Vigorous |
| lurLaurabahasa Laura | lur | Austronesian | | 10,000 | 6a · Vigorous |
| kgqKamorabahasa Kamoro | kgq | Trans–New Guinea | | 8,000 | 6a · Vigorous |
| txnWest Taranganbahasa Tarangan Barat | txn | Austronesian | | 7,910 | 5 · Developing |
| aauAbau | aau | Sepik | | 7,270 | 5 · Developing |
| mrzMarind | mrz | Trans–New Guinea | | 7,000 | 6b · Threatened |
| lwtLewotobi | lwt | Austronesian | | 6,000 | 6a · Vigorous |
| kukKepo' | kuk | Austronesian | | 6,000 | 6b · Threatened |
| rebRembongbahasa Rembong | reb | Austronesian | | 5,000 | 6a · Vigorous |
| neaEastern Ngad'a | nea | Austronesian | | 5,000 | 6a · Vigorous |
| sauSaleman | sau | Austronesian | | 4,800 | 6b · Threatened |
| duqDusun Malang | duq | Austronesian | | 4,500 | 6b · Threatened |
| bajBarakaibahasa Barakai | baj | Austronesian | | 4,450 | 6a · Vigorous |
| rorRonggabahasa Rongga | ror | Austronesian | | 4,000 | 6a · Vigorous |
| sajSahu | saj | West Papuan | | 3,500 | 5 · Developing |
| blsBalaesangbahasa Balaisang | bls | — | | 3,200 | 7 · Shifting |
| kgrAbunbahasa A Nden | kgr | — | | 3,000 | 6b · Threatened |
| nsyNasalbahasa Nasal | nsy | Austronesian | | 3,000 | 6a · Vigorous |
| ahhAghubahasa Aghu | ahh | Trans–New Guinea | | 3,000 | 6b · Threatened |
| adnAdangbahasa Adang | adn | Trans–New Guinea | | 3,000 | 6b · Threatened |
| wrxWae Rana | wrx | Austronesian | | 3,000 | 6b · Threatened |
| gznGanebahasa Giman | gzn | Austronesian | | 2,900 | 6b · Threatened |
| swsSeluwasanbahasa Seluwasan | sws | Austronesian | | 2,839 | 6b · Threatened |
| bzqBuli | bzq | Austronesian | | 2,524 | 6b · Threatened |
| bndBanda | bnd | Austronesian | | 2,486 | 7 · Shifting |
| klwLindu | klw | — | | 2,400 | 5 · Developing |
| kydKarey | kyd | Austronesian | | 2,000 | 6b · Threatened |
| kvoDobel | kvo | Austronesian | | 2,000 | 5 · Developing |
| sluSelaru | slu | Austronesian | | 1,823 | 6b · Threatened |
| jalYalahatan | jal | Austronesian | | 1,700 | 6b · Threatened |
| irxKamberau | irx | Trans–New Guinea | | 1,570 | 7 · Shifting |
| tlvTaliabubahasa Taliabo | tlv | Austronesian | | 1,500 | 6a · Vigorous |
| keiKei | kei | Austronesian | | 1,360 | 6a · Vigorous |
| amvAmbelaubahasa Ambelau | amv | Austronesian | | 1,347 | 6a · Vigorous |
| oiaOirata | oia | Trans–New Guinea | | 1,049 | 7 · Shifting |
| srwSeruabahasa Serua | srw | Austronesian | | 1,013 | 10 · Extinct |
| wnoWano | wno | Trans–New Guinea | | 1,000 | 6b · Threatened |
| airAiroranbahasa Adora | air | Tor-Kwerba | | 1,000 | 6a · Vigorous |
| lcdLolabahasa Lola | lcd | Austronesian | | 900 | 6b · Threatened |
| iluIlliun | ilu | Austronesian | | 842 | 6b · Threatened |
| drnWest Damarbahasa Damar Barat | drn | — | | 800 | 6b · Threatened |
| nilNilabahasa Nila | nil | Austronesian | | 600 | 10 · Extinct |
| kvvKolabahasa Kola | kvv | Austronesian | | 500 | 6a · Vigorous |
| dmrDamar Timur | dmr | — | | 400 | 6b · Threatened |
| auwAwyibahasa Awje | auw | Border | | 350 | 8a · Moribund |
| kzdKadai | kzd | Austronesian | | 350 | 7 · Shifting |
| bsaAbinomn | bsa | — | | 300 | 6b · Threatened |
| tipTrimuris | tip | Tor-Kwerba | | 300 | 6a · Vigorous |
| rmhMurkimbahasa Murkim | rmh | — | | 290 | 6a · Vigorous |
| racRasawabahasa Rasawa | rac | Lakes Plain | | 200 | 6b · Threatened |
| tbpTawortabahasa Bok | tbp | Lakes Plain | | 140 | 6b · Threatened |
| pbyPyubahasa Pyu | pby | — | | 100 | 6a · Vigorous |
| auqAnus | auq | Austronesian | | 70 | 7 · Shifting |
| mokMororibahasa Morori | mok | — | | 50 | 8a · Moribund |
| amqAmahai | amq | Austronesian | | 50 | 8b · Nearly Extinct |
| sguSalas | sgu | Austronesian | | 50 | 8b · Nearly Extinct |
| ibuIbubahasa Ibu | ibu | West Papuan | | 35 | 8b · Nearly Extinct |
| jmdYamdenabahasa Yamdena | jmd | Austronesian | | 30 | 5 · Developing |
| lioLikibahasa Liki | lio | Austronesian | | 11 | 8a · Moribund |
| hukHulung | huk | Austronesian | | 10 | 10 · Extinct |
| pprPirubahasa Piru | ppr | Austronesian | | 10 | Extinct |
| btjBacanese Malaybahasa Batjan | btj | Austronesian | | 6 | 8b · Nearly Extinct |
| kawKawi | kaw | Austronesian | | | |
| kvrKerinciBasê Kincai | kvr | Austronesian | | | 6b · Threatened |
| ljpLampung-AbungLappung | ljp | Austronesian | | | |
| gayGayobahasa Gayo | gay | Austronesian | | | 6b · Threatened |
| bhpBimabahasa Bima | bhp | Austronesian | | | 6a · Vigorous |
| mdrMandar | mdr | Austronesian | | | 5 · Developing |
| mwvMentawaibahasa Mentawai | mwv | Austronesian | | | 5 · Developing |
| aozUab Metobahasa Uab Meto | aoz | Austronesian | | | 5 · Developing |
| muiMusiBasé Musi | mui | Austronesian | | | 3 · Wider Communication |
| btsSimalungun | bts | Austronesian | | | 5 · Developing |
| akbAngkola | akb | Austronesian | | | 6b · Threatened |
| btdDairi | btd | Austronesian | | | 6b · Threatened |
| plmPalembangbaso Pelémbang | plm | Austronesian | | | 2 · Provincial |
| absAmbonese | abs | Austronesian | | | 3 · Wider Communication |
| jaxJambi Malaybahaso Jambi | jax | Austronesian | | | 6a · Vigorous |
| btzAlas | btz | Austronesian | | | 6a · Vigorous |
| bnqBantikbahasa Bantik | bnq | Austronesian | | | 8a · Moribund |
| peyPetjo | pey | Dutch-based creole languages | | | 8b · Nearly Extinct |
| lndLun Bawangbahasa Lun Bawang | lnd | Austronesian | | | 5 · Developing |
| bkeBengkulubahasa Bengkulu | bke | Austronesian | | | |
| enoEngganobahasa Enggano | eno | Austronesian | | | 6b · Threatened |
| abzAbuibahasa Abui | abz | Trans–New Guinea | | | 6a · Vigorous |
| lbwTolakibahasa Laki | lbw | Austronesian | | | 6b · Threatened |
| mfbBangkabahasa Bangka | mfb | — | | | 6a · Vigorous |
| bhvBahau | bhv | Austronesian | | | 6a · Vigorous |
| smrSimeuluebahasa Long Bano | smr | Austronesian | | | 6a · Vigorous |
| dupDuano’bahasa Duano | dup | Austronesian | | | 6a · Vigorous |
| skhSikulebahasa Sichule | skh | Austronesian | | | 6b · Threatened |
| akcAmberbakenbahasa Dekwambre | akc | — | | | 6b · Threatened |
| bacBaduybasa Baduy | bac | — | | | 6a · Vigorous |
| xxtTambora | xxt | West Papuan | | | |
| kziKelabitbahasa Kelabit | kzi | Austronesian | | | 6b · Threatened |
| knxKanayatn | knx | Austronesian | | | 3 · Wider Communication |
| bthBiatahbahasa Biatah | bth | Austronesian | | | 6b · Threatened |
| bkzBungku | bkz | Austronesian | | | 6a · Vigorous |
| bkrBakumpai | bkr | — | | | 3 · Wider Communication |
| beiBakati’ | bei | Austronesian | | | 6b · Threatened |
| bfnBunakbahasa Bunak | bfn | Trans–New Guinea | | | 6a · Vigorous |
| tntTontemboan | tnt | Austronesian | | | 6b · Threatened |
| kemKemakbahasa Kemak | kem | Austronesian | | | 6a · Vigorous |
| mvpDuri | mvp | Austronesian | | | 5 · Developing |
| ekgEkaribahasa Ekari | ekg | Trans–New Guinea | | | 5 · Developing |
| slySelayar | sly | — | | | 6a · Vigorous |
| robTae’bahasa Tae' | rob | Austronesian | | | 5 · Developing |
| duwDusun Witubahasa Dusun Witu | duw | Austronesian | | | 6b · Threatened |
| jvdJavindo | jvd | Dutch-based creole languages | | | 9 · Dormant |
| pkuPaku | pku | Austronesian | | | 8a · Moribund |
| mogMongondow | mog | Austronesian | | | 7 · Shifting |
| mtdMualang | mtd | Austronesian | | | 5 · Developing |
| snvSa'ban | snv | Austronesian | | | 6b · Threatened |
| mvsMassepbahasa Massep | mvs | — | | | 8b · Nearly Extinct |
| bdbBasap | bdb | Austronesian | | | 6b · Threatened |
| tomTombulu | tom | Austronesian | | | 7 · Shifting |
| txsTonseabahasa Tonsea | txs | Austronesian | | | 6b · Threatened |
| galGaloli | gal | Austronesian | | | 6a · Vigorous |
| ykiYokebahasa Pauwi | yki | Austronesian | | | 6b · Threatened |
| bpgBonggobahasa Armopa | bpg | Austronesian | | | 8a · Moribund |
| bdxBudong-Budongbahasa Budong-Budong | bdx | Austronesian | | | 8a · Moribund |
| embEmbalohbahasa Embaloh | emb | Austronesian | | | 5 · Developing |
| bzuBurmesobahasa Boromeso | bzu | — | | | 6a · Vigorous |
| khhKehubahasa Kehu | khh | — | | | 6b · Threatened |
| sxnSangirese | sxn | Austronesian | | | 5 · Developing |
| sdoBukar Sadongbahasa Bidayuh Bukar-Sadong | sdo | Austronesian | | | 6b · Threatened |
| leyLemolang | ley | Austronesian | | | 8a · Moribund |
| lbxLawangan | lbx | Austronesian | | | 6a · Vigorous |
| huwHukuminabahasa Bambaa | huw | Austronesian | | | 10 · Extinct |
| vklKulisusu | vkl | Austronesian | | | 6a · Vigorous |
| pelPekalbahasa Pekal | pel | Austronesian | | | 6a · Vigorous |
| mpyMapiabahasa Mapia | mpy | Austronesian | | | 10 · Extinct |
| bqyKata Kolok | bqy | — | | | 6a · Vigorous |
| mzqMori Atasbahasa Mori Atas | mzq | Austronesian | | | 6b · Threatened |
| pdoPadoebahasa Alalao | pdo | Austronesian | | | 6b · Threatened |
| ulmUlumanda’ | ulm | — | | | 6a · Vigorous |
| tweTewabahasa Tewa | twe | — | | | 6a · Vigorous |
| tdnTondanobahasa Tolou | tdn | Austronesian | | | 7 · Shifting |
| tnwTonsawangbahasa Tonsawang | tnw | Austronesian | | | 7 · Shifting |
| tjgTunjung | tjg | Austronesian | | | 6b · Threatened |
| skvSkou | skv | Skou | | | 6a · Vigorous |
| mrfElseng | mrf | — | | | 6b · Threatened |
| ulfAframabahasa Usku | ulf | — | | | 8a · Moribund |
| apgAmpanang | apg | — | | | 6a · Vigorous |
| bzbAndiobahasa Imbao’o | bzb | — | | | 6b · Threatened |
| ptuBambam | ptu | — | | | 5 · Developing |
| kbvDerabahasa Dera | kbv | — | | | 6b · Threatened |
| mqnMoronene | mqn | Austronesian | | | 6a · Vigorous |
| lcqLuhu | lcq | Austronesian | | | 6b · Threatened |
| wmmMaiwa | wmm | — | | | 6a · Vigorous |
| kqvOkolod | kqv | — | | | 6a · Vigorous |
| pnsPonosakan | pns | — | | | 8a · Moribund |
| wliWaioli | wli | West Papuan | | | 6b · Threatened |
| bydNyadu’bahasa Benyadu’ | byd | Austronesian | | | 6a · Vigorous |
| mliMalimpung | mli | Austronesian | | | 6a · Vigorous |
| tesTengger | tes | Austronesian | | | 6a · Vigorous |
| pttEnrekang | ptt | — | | | 6a · Vigorous |
| xkwKembrabahasa Kembra | xkw | — | | | 8a · Moribund |
| nfaDhaobahasa Dhao | nfa | Austronesian | | | 5 · Developing |
| mejMeaxbahasa Meax | mej | West Papuan | | | 5 · Developing |
| slzMa'yabahasa Ma'ya | slz | Austronesian | | | 6b · Threatened |
| tadTausebahasa Darha | tad | Lakes Plain | | | 6a · Vigorous |
| blfBuol | blf | Austronesian | | | 6b · Threatened |
| liwColbahasa Col | liw | Austronesian | | | 6a · Vigorous |
| otdOt Danum | otd | Austronesian | | | 6a · Vigorous |
| lceLoncongbahasa Loncong | lce | Austronesian | | | 6b · Threatened |
| sobSobeibahasa Imasi | sob | Austronesian | | | 7 · Shifting |
| lcfLubu | lcf | — | | | 6a · Vigorous |
| rthRatahanbahasa Ratahan | rth | Austronesian | | | 8b · Nearly Extinct |
| lvaMakuv'a | lva | Austronesian | | | 8b · Nearly Extinct |
| spiSaponibahasa Saponi | spi | Lakes Plain | | | 10 · Extinct |
| bveBeraubahasa Melayu Berau | bve | Austronesian | | | 6a · Vigorous |
| bnuBentongbahasa Bentong | bnu | Austronesian | | | 6b · Threatened |
| bqrBurusu | bqr | — | | | 6a · Vigorous |
| dkkDakkabahasa Dakka | dkk | Austronesian | | | 7 · Shifting |
| hjiHajibahasa Haji | hji | — | | | 6a · Vigorous |
| hadHattambahasa Moile | had | — | | | 5 · Developing |
| vkkKaurbahasa Kaur | vkk | Austronesian | | | 6a · Vigorous |
| kzuKayupulaubahasa Kajupulau | kzu | Austronesian | | | 8a · Moribund |
| kkxKohin | kkx | Austronesian | | | 6b · Threatened |
| kheKorowai | khe | Trans–New Guinea | | | 6a · Vigorous |
| kiqKosarebahasa Kosare | kiq | — | | | 6a · Vigorous |
| ljiLaiyolo | lji | Austronesian | | | 6b · Threatened |
| lgiLengilubahasa Lengilu | lgi | Austronesian | | | 9 · Dormant |
| xklMainstream Kenyahbahasa Kenyah | xkl | Austronesian | | | 6b · Threatened |
| mqjMamasa | mqj | Austronesian | | | 6a · Vigorous |
| mgkMawesbahasa Mawes | mgk | — | | | 6b · Threatened |
| psnPanasuanbahasa Panasuan | psn | Austronesian | | | 6a · Vigorous |
| sbrSembakung | sbr | — | | | 6b · Threatened |
| tlnTalondo’bahasa Talondo’ | tln | Austronesian | | | 6a · Vigorous |
| wgoWaigeo | wgo | Austronesian | | | 7 · Shifting |
| bayBatuleybahasa Batuley | bay | Austronesian | | | 6b · Threatened |
| xteKetengbanbahasa Ketengban | xte | Trans–New Guinea | | | 5 · Developing |
| mtjMoskona | mtj | — | | | 5 · Developing |
| loaLoloda | loa | West Papuan | | | 5 · Developing |
| moqMor | moq | — | | | 8a · Moribund |
| ablAbungCaba Abbung | abl | Austronesian | | | 6a · Vigorous |
| wtwWotubahasa Wotu | wtw | Austronesian | | | 7 · Shifting |
| nbqNggembahasa Nggem | nbq | — | | | 5 · Developing |
| udjUjirbahasa Udjir | udj | Austronesian | | | 7 · Shifting |
| amkAmbaibahasa Ambai | amk | — | | | 6b · Threatened |
| bhwBiak | bhw | Austronesian | | | 6b · Threatened |
| wnkWanukaka | wnk | Austronesian | | | 6a · Vigorous |
| wadWandamen | wad | Austronesian | | | 6b · Threatened |
| bsuBahonsuaibahasa Bahonsuai | bsu | Austronesian | | | 7 · Shifting |
| irhIrarutu | irh | Austronesian | | | 6b · Threatened |
| gbiGalelabahasa Galela | gbi | West Papuan | | | 5 · Developing |
| vkoKodeohabahasa Kodeoha | vko | Austronesian | | | 6b · Threatened |
| kvhKomodobahasa Komodo | kvh | Austronesian | | | 6b · Threatened |
| xmzMori Bawahbahasa Mori Bawah | xmz | Austronesian | | | 6b · Threatened |
| adbAdabe | adb | — | | | 6a · Vigorous |
| lraLaraʼbahasa Bakati'Rara | lra | Austronesian | | | 6a · Vigorous |
| syaSiang | sya | Austronesian | | | 6a · Vigorous |
| khpKaporibahasa Kapauri | khp | — | | | 6b · Threatened |
| wrsWaris | wrs | Border | | | 4 · Educational |
| mnxMantionbahasa Mantion | mnx | — | | | 5 · Developing |
| tvoTidorebahasa Tidore | tvo | West Papuan | | | 6a · Vigorous |
| hegHelongbahasa Helong | heg | Austronesian | | | 5 · Developing |
| wowWawonii | wow | Austronesian | | | 6a · Vigorous |
| inlIndonesian Sign LanguageBahasa Isyarat Indonesia | inl | — | | | 6a · Vigorous |
| srlIsirawabahasa Saberi | srl | Tor-Kwerba | | | 6b · Threatened |
| lpeLepkibahasa Lepki | lpe | — | | | 6b · Threatened |
| mslMolofbahasa Ampas | msl | — | | | 6b · Threatened |
| pudAput | pud | — | | | 6b · Threatened |
| ayzMaybrat | ayz | — | | | 5 · Developing |
| bzlBoano | bzl | Austronesian | | | 6b · Threatened |
| bnaBonerate | bna | Austronesian | | | 6a · Vigorous |
| bvkBukat | bvk | — | | | 6b · Threatened |
| cmlCampalagianbahasa Campalagian | cml | Austronesian | | | 6a · Vigorous |
| enrEmembahasa Emumu | enr | Pauwasi | | | 6b · Threatened |
| gakGamkonorabahasa Gamkonora | gak | West Papuan | | | 6b · Threatened |
| wsaWarembori | wsa | Austronesian | | | 7 · Shifting |
| hovHovongan | hov | — | | | 6b · Threatened |
| kzzKalabra | kzz | West Papuan | | | 6a · Vigorous |
| kpqKorupunbahasa Korapun | kpq | Trans–New Guinea | | | 5 · Developing |
| xkeKrio Dayak | xke | — | | | 6b · Threatened |
| pncPannei | pnc | — | | | 6a · Vigorous |
| tnmTablabahasa Jakari | tnm | Sentani | | | 8a · Moribund |
| aosTaikatbahasa Arso | aos | Border | | | 6b · Threatened |
| tmnTaman | tmn | — | | | 6a · Vigorous |
| tniTandia | tni | Austronesian | | | 9 · Dormant |
| snuViid | snu | Border | | | 8a · Moribund |
| jelYelmekbahasa Jab | jel | — | | | 8a · Moribund |
| yetYetfabahasa Biaksi | yet | — | | | 3 · Wider Communication |
| yonYonggom | yon | Trans–New Guinea | | | 5 · Developing |
| wfgZorop | wfg | — | | | 7 · Shifting |
| bepBesoabahasa Behoa | bep | Austronesian | | | 6b · Threatened |
| aqmAtohwaim | aqm | Trans–New Guinea | | | 6b · Threatened |
| wulSilimobahasa Silimo | wul | — | | | 5 · Developing |
| agfArgunibahasa Arguni Bay | agf | Austronesian | | | 6b · Threatened |
| pmyPapuan Malaybahasa Melayu Papua | pmy | — | | | 3 · Wider Communication |
| scgSanggaubahasa Sanggau | scg | Austronesian | | | 6a · Vigorous |
| npyNapubahasa Napu | npy | Austronesian | | | 6b · Threatened |
| loeSaluanbahasa Loinang | loe | Austronesian | | | 6b · Threatened |
| skxSeko Pandangbahasa Seko Padang | skx | — | | | 6a · Vigorous |
| bppKaurebahasa Kaure | bpp | — | | | 8a · Moribund |
| aszAs | asz | Austronesian | | | 6b · Threatened |
| goqGorap | goq | — | | | 7 · Shifting |
| kjeKisar | kje | Austronesian | | | 5 · Developing |
| kjcCoastal Konjo | kjc | Austronesian | | | 6b · Threatened |
| mqaMaba | mqa | Austronesian | | | 6a · Vigorous |
| sreSara Bakati'bahasa Bakati’ Sara | sre | Austronesian | | | 6a · Vigorous |
| razRahambuubahasa Noihe | raz | Austronesian | | | 7 · Shifting |
| btyBobot | bty | — | | | 6b · Threatened |
| swrSawerubahasa Saweru | swr | — | | | 6b · Threatened |
| bdwBahambahasa Baham | bdw | — | | | 6b · Threatened |
| kzlKayeli | kzl | Austronesian | | | 9 · Dormant |
| saoSausebahasa Sause | sao | — | | | 6b · Threatened |
| rmmRomang | rmm | Austronesian | | | 6b · Threatened |
| aazAmarasibahasa Amarasi | aaz | Austronesian | | | 5 · Developing |
| pniAohengbahasa Aoheng | pni | — | | | 6b · Threatened |
| auuAuyebahasa Auye | auu | Trans–New Guinea | | | 5 · Developing |
| bhzBadabahasa Bada' | bhz | Austronesian | | | 5 · Developing |
| bvtBatibahasa Bati | bvt | Austronesian | | | 6b · Threatened |
| ljpLampung Apibahasa Lampung Api | ljp | Austronesian | | | 6a · Vigorous |
| bgbBobongkobahasa Bobongko | bgb | Austronesian | | | 6b · Threatened |
| bupBusoabahasa Bosoa | bup | Austronesian | | | 7 · Shifting |
| dazDao | daz | Trans–New Guinea | | | 6b · Threatened |
| demDembahasa Dem | dem | — | | | 6b · Threatened |
| grsGresibahasa Geresi | grs | Northwest Papuan | | | 8a · Moribund |
| osnOld Sundanese | osn | Austronesian | | | |
| awrAwerabahasa Awera | awr | Lakes Plain | | | 7 · Shifting |
| tmuIau | tmu | Lakes Plain | | | 5 · Developing |
| bbfBaibaibahasa Baibai | bbf | — | | | 6a · Vigorous |
| mvdMamborubahasa Mamboru | mvd | Austronesian | | | 6a · Vigorous |
| kzpKaidipang | kzp | — | | | 6b · Threatened |
| knlKeninjalbahasa Dayak Kaninjal | knl | — | | | 6a · Vigorous |
| kwhKowiaibahasa Adi | kwh | Austronesian | | | 6b · Threatened |
| lawLaujebahasa Lauje | law | Austronesian | | | 6b · Threatened |
| ismMasimasibahasa Masimasi | ism | Austronesian | | | 8b · Nearly Extinct |
| mnuMerbahasa Mer | mnu | — | | | 6b · Threatened |
| kjaMlapbahasa Mlap | kja | Northwest Papuan | | | 8b · Nearly Extinct |
| mxdModangbahasa Modang | mxd | — | | | 6a · Vigorous |
| mylMoma | myl | Austronesian | | | 5 · Developing |
| nlcNalcaHmanggona | nlc | Trans–New Guinea | | | 5 · Developing |
| orzOrmubahasa Ormu | orz | Austronesian | | | 7 · Shifting |
| umsPendaubahasa Ndaoe | ums | Austronesian | | | 6b · Threatened |
| rirRibunbahasa Ribun | rir | — | | | 6a · Vigorous |
| sprSaparuabahasa Saparua | spr | Austronesian | | | 8a · Moribund |
| sdqSemandangbahasa Kualan-Semandang | sdq | Austronesian | | | 6a · Vigorous |
| mvvTagal Murutbahasa Tagal Murut | mvv | Austronesian | | | 6b · Threatened |
| dmuTebi | dmu | Pauwasi | | | 8a · Moribund |
| ttiTobatibahasa Enggros | tti | Austronesian | | | 8b · Nearly Extinct |
| tdiTomadinobahasa Tomadino | tdi | Austronesian | | | 8a · Moribund |
| txmTomini | txm | Austronesian | | | 6b · Threatened |
| txeTotolibahasa Gage | txe | Austronesian | | | 7 · Shifting |
| wlwWalak | wlw | — | | | 6a · Vigorous |
| bpzBilbabahasa Bilba | bpz | — | | | 6a · Vigorous |
| etzSemimibahasa Etna Bay | etz | — | | | 7 · Shifting |
| szbNgalumbahasa Ngalum | szb | Trans–New Guinea | | | 6a · Vigorous |
| nxrNinggerumbahasa Kasiwa | nxr | Trans–New Guinea | | | 5 · Developing |
| aslAsilulu | asl | Austronesian | | | 6b · Threatened |
| tpfTarpia | tpf | Austronesian | | | 8a · Moribund |
| kgxKamarubahasa Kamaru | kgx | Austronesian | | | 6b · Threatened |
| llqLolakbahasa Lolak | llq | Austronesian | | | 8b · Nearly Extinct |
| lixLiabukubahasa Liabuku | lix | Austronesian | | | 8a · Moribund |
| dmyDemtabahasa Demta | dmy | Sentani | | | 8a · Moribund |
| skoSeko Tengahbahasa Pohoneang | sko | — | | | 6b · Threatened |