Eesti Keele Instituut catalog Open data in a single API request

Datasets published by Eesti Keele Instituut. datasets available on official portal for European data

Get early access to Eesti Keele Instituut catalog API!

Let us know and we will figure it out for you.

Available datasets

Open data Portal Eesti Keele Instituut catalog Open Data API in development

With List of APIs we currently working on to bridge to life.
Are you missing any? Let us know!

Valency corpus Open Data

The Valency Corpus consists of orthographic passages from the Postimees daily, whose emotional tone...

Issued on 2023-06-08

Valency corpus details >

Corpus of Radio News Open Data

Radio News of Estonian Public Broadcasting

Issued on 2023-06-08

Corpus of Radio News details >

Estonian-Russian learner's orthographic dictionary Open Data

The Estonian-Russian Learner´s ÕS is mainly meant for those learners of Estonian whose mother tongue...

Issued on

Estonian-Russian learner's orthographic dictionary details >

Estonian National Corpus 2017 Open Data

The corps was established in cooperation between the Estonian Language Institute and Lexical...

Issued on 2023-06-08

Estonian National Corpus 2017 details >

Esterm. Financial Affairs, Taxation & Customs Open Data

An extract from the terminological resource "Esterm" that is compiled in the Institute of the...

Issued on

Esterm. Financial Affairs, Taxation & Customs details >

The Dictionary of Foreign Words Open Data

The lexicon contains 33,000 widespread words of plainly foreign origin, including citations,...

Issued on

The Dictionary of Foreign Words details >

Countries names Open Data

Countries names

Issued on

Countries names details >

Terminology Management Software Termeki Open Data

Software for terminology management offered by the Institute of the Estonian Language free of...

Issued on

Terminology Management Software Termeki details >

Estonian Foreign Accent Corpus Open Data

Estonian Foreign Accent Corpus includes speech recordings of non-native Estonian speech. Among...

Issued on 2023-06-08

Estonian Foreign Accent Corpus details >

The Explanatory Dictionary of the Estonian Language Open Data

The biggest dictionary of the Estonian language, which covers Estonian standard language as a whole,...

Issued on 2023-06-08

The Explanatory Dictionary of the Estonian Language details >

The Family Name Database of Institute of the Estonian Language Open Data

The Family Name Database gives information on how to decline Estonian family names. Besides the...

Issued on 2023-06-08

The Family Name Database of Institute of the Estonian Language details >

etLex for adult learners Open Data

Tool for analysing complexity of text.

Issued on 2023-06-08

etLex for adult learners details >

English-Estonian Parallel corpus from Tatoeba project Open Data

Parallel corpus from English-Estonian translations from tatoeba.org website

Issued on

English-Estonian Parallel corpus from Tatoeba project details >

Esterm. Commercial law Open Data

An extract from the terminological resource "Esterm" that is compiled in the Institute of the...

Issued on

Esterm. Commercial law details >

Learner's Sõnaveeb 2022 Open Data

Reference as: Kallas, Jelena; Koppel, Kristina; Tiits, Mai; Jürviste, Madis; Pool, Raili; Hein,...

Issued on 2023-06-08

Learner's Sõnaveeb 2022 details >

The Handbook of Standard Estonian Open Data

The online Handbook of Standard Estonian, approved by the Language Committee of the Mother Tongue...

Issued on 2023-06-08

The Handbook of Standard Estonian details >

Corpus of Estonian newspaper texts Open Data

Corpus of Estonian newspaper texts, 182 million words Markup: TEI P5 XML Encoding: UTF8

Issued on

Corpus of Estonian newspaper texts details >

Militerm Open Data

Militerm is a database of military, security and defense terms, enabling search by Estonian,...

Issued on

Militerm details >

English-Estonian Machine Translation Dictionary Open Data

A constantly incremented English-Estonian online dictionary, which is helpful in both human and...

Issued on

English-Estonian Machine Translation Dictionary details >

The Dictionary of Estonian Word Families – Index Open Data

The index allows you to find out whether the word you're looking for is in the word family book,...

Issued on 2023-06-08

The Dictionary of Estonian Word Families – Index details >

Estonian as a Second Language Teacher's Tools 2021 Open Data

https://sonaveeb.ee/teacher-tools Reference as: Kallas, Jelena; Lone, Tiiu; Koppel, Kristina;...

Issued on 2023-06-08

Estonian as a Second Language Teacher's Tools 2021 details >

The English-Estonian Maritime Dictionary Open Data

Over 30,000 entry words. Apart from common nautical terms there are terms concerning sailing ships,...

Issued on 2023-06-08

The English-Estonian Maritime Dictionary details >

The Dictionary of the Kihnu Dialect Open Data

The dictionary presents lexical material from the vernacular actively spoken on the islands of ...

Issued on 2023-06-08

The Dictionary of the Kihnu Dialect details >

The Estonian-Russian Dictionary Open Data

The biggest and most comprehensive Estonian-Russian dictionary.

Issued on

The Estonian-Russian Dictionary details >

English-Estonian EASTIN-CL Multilingual Ontology of Assistive Technology Open Data

EASTIN-CL Multilingual Ontology of Assistive Technology was created within the EASTIN-CL project...

Issued on

English-Estonian EASTIN-CL Multilingual Ontology of Assistive Technology details >

Estonian-French Parallel Corpus Open Data

Aligned parallel translation corpus containing 65 million words (including both languages).

Issued on

Estonian-French Parallel Corpus details >

Esterm v20190101 Open Data

Esterm is a multilingual termbase which includes terms mainly from the legal acts of the Republic of...

Issued on 2023-06-08

Esterm v20190101 details >

Foreign names and abbreviations pronunciation dictionary database Open Data

The Pronunciation Dictionary is designed to convert foreign names, abbreviations and unknown words...

Issued on 2023-06-08

Foreign names and abbreviations pronunciation dictionary database details >

Estonian as a Second Language Teacher's Tools 2022 Open Data

https://sonaveeb.ee/teacher-tools Reference as: Kallas, Jelena; Pool, Raili; Lone, Tiiu; Koppel,...

Issued on 2023-06-08

Estonian as a Second Language Teacher's Tools 2022 details >

Text-to-Speech Synthesis for Estonian Open Data

TTS for Estonian is corpus based system that uses diphones, formants, unit selection and statistical...

Issued on 2023-06-08

Text-to-Speech Synthesis for Estonian details >

Ekilex 2019. EKI dictionary and term base system Open Data

Reference as: Angle, Tõnis, Hein, Indrek, Kallas, Jelena, Langemets, Margit, Koppel, Koppel,...

Issued on 2023-06-08

Ekilex 2019. EKI dictionary and term base system details >

Vox Populi - Speech Synthesis for Audiobooks Open Data

The voice of the people of Vox populi consists of two components: a caller for texts (a page here)...

Issued on 2023-06-08

Vox Populi - Speech Synthesis for Audiobooks details >

The Estonian-Latvian Dictionary Open Data

A two-way Estonian–Latvian dictionary of nearly 47,000 entries.

Issued on 2023-06-08

The Estonian-Latvian Dictionary details >

Esterm v20131231 Open Data

ESTERM is a multilingual translation-based termbase; the terms come from the legal acts of the...

Issued on 2023-06-08

Esterm v20131231 details >

Online Dictionary of Standard Estonian ÕS 2018 Open Data

ÕS 2018 is a normative dictionary of modern standard Estonian. It shows the standardized spelling,...

Issued on 2023-06-08

Online Dictionary of Standard Estonian ÕS 2018 details >

The EKI Combined Dictionary 2022 Open Data

Reference: Langemets, Margit; Hein, Indrek; Jürviste, Madis; Kallas, Jelena; Kiisla, Olga; Koppel,...

Issued on 2023-06-08

The EKI Combined Dictionary 2022 details >

EUIPO - Trade mark Guidelines Open Data

The EUIPO Guidelines are the main point of reference for users of the European Union trade mark...

Issued on

EUIPO - Trade mark Guidelines details >

Frequency lists of lemmas and word forms of the Estonian Joint Corps 2021 Open Data

The frequency lists are generated on the basis of the sub-corps of the Estonian Joint Corps 2021...

Issued on

Frequency lists of lemmas and word forms of the Estonian Joint Corps 2021 details >

Emotional Speech Detector Open Data

Project Statistical Models of the Emotionality of Speech and Written Text (2011-2014) was supported...

Issued on 2023-06-08

Emotional Speech Detector details >

Phonetic Corpus of Estonian Spontaneous Speech v.1.0.3 Open Data

The aim of the corpus is to compile a large amount of quality recordings of spontaneous Estonian and...

Issued on 2023-06-08

Phonetic Corpus of Estonian Spontaneous Speech v.1.0.3 details >

Esterm v20180701 Open Data

Esterm is a multilingual termbase which includes terms mainly from the legal acts of the Republic of...

Issued on 2023-06-08

Esterm v20180701 details >

A selection of text data from the constitutional institutions of Estonia Open Data

Data from public procurement "Semantic text search of public data with high-capability high-language...

Issued on 2025-03-11

A selection of text data from the constitutional institutions of Estonia details >

EstQA Question Answering dataset Open Data

Dataset for extractive question answering in Estonian. It based on Wikipedia articles, pre-filtered...

Issued on 2023-06-08

EstQA Question Answering dataset details >

Morphological analyzer for Estonian ESTMORF Open Data

ESTMORF is a computer program for analysing unrestricted Estonian text. ESTMORF is implemented in a...

Issued on

Morphological analyzer for Estonian ESTMORF details >

Estonian-English parallel corpus Open Data

Annotated and sentence-aligned parallel text corpus; contains: 1. Estonian laws and their...

Issued on

Estonian-English parallel corpus details >

Language portal Sõnaveeb 2021 Open Data

Sõnaveeb is the new language portal of the Institute of the Estonian Language (EKI) containing the...

Issued on 2023-06-08

Language portal Sõnaveeb 2021 details >

Pronunciation database Open Data

Database of Estonian pronunciation for foreign names and abbreviations

Issued on 2023-06-08

Pronunciation database details >

The Dictionary of Estonian Synonyms Open Data

This is a comprehensive dictionary of Estonian synonyms, offering words used in writing and/or...

Issued on 2023-06-08

The Dictionary of Estonian Synonyms details >

Sketch Engine for Estonian Language Learning (etSkELL) Open Data

etSkELL on automaatselt loodud keeleõppekeskkond, mille alus on Eesti keele õppekorpus 2018. Korpus...

Issued on 2023-06-08

Sketch Engine for Estonian Language Learning (etSkELL) details >

Ekilex 2022. EKI dictionary and term base system Open Data

Reference as: Tavast, Arvi; Hein, Indrek; Männiko, Kaur; Kallas, Jelena; Koppel, Kristina;...

Issued on

Ekilex 2022. EKI dictionary and term base system details >

Vabamorf - open source morphology tagger for Estonian Open Data

The software package consists of: 1. The morphoanalyzer shall determine the lemma, morphological...

Issued on 2023-06-08

Vabamorf - open source morphology tagger for Estonian details >

World's Languages Open Data

The classifications given in the ENE-EE language maps are mainly taken as a basis, but newer...

Issued on

World's Languages details >

Estonian grapheme-to-phoneme engine Open Data

Implements a naive rule-based G2P converter for Estonian.

Issued on 2023-06-08

Estonian grapheme-to-phoneme engine details >

Esterm v20220103 Open Data

Esterm is a multilingual termbase which includes terms mainly from the legal acts of the Republic of...

Issued on 2023-06-08

Esterm v20220103 details >

The Dictionary of the Hiiu Dialect Open Data

This is the first ever dictionary of the Hiiu vernacular. Its 6300 entry words include the core...

Issued on

The Dictionary of the Hiiu Dialect details >

Militerm v20180801 Open Data

MILITERM is a multilingual termbase of military, security and defense terms, enabling search by...

Issued on 2023-06-08

Militerm v20180801 details >

Estonian-Komi dictionary Open Data

A bilingual dictionary of Estonian and Komi language (ISO 639-1: kv) containing more than 5800 word...

Issued on 2023-06-08

Estonian-Komi dictionary details >
European data infrastructure with broad catalog discovery, free evaluation access and production-grade API options.
190K+
indexed dataset pages
32
countries and EU institutions
2019
API-first since
Free API quota
for evaluation and prototypes
SLA
history and push on production APIs
FAQ

Questions before production use

Practical answers on evaluation, licensing, freshness, versioning and support.

api.store is built and operated by Apitalks s.r.o. Company details and a direct contact path are linked in the footer for vendor checks and procurement review.
Yes. Selected APIs include a free API quota, so your team can validate coverage, freshness, response shape and workflow fit before asking for a production plan.
Often yes, but usage rights depend on the source license and dataset. We surface source, license and update metadata where available, and can help review terms before a production integration.
Maintained APIs include update metadata where available. For production integrations, we can add history, monitoring and push updates so changes are easier to detect and act on.
Production APIs can add SLA, stable identifiers, versioning support, history, push updates and direct support around the data your product or AI workflow depends on.

Didn't find the API you need?

Let us know and we will figure it out for you.

European data discovery with free evaluation access and production-grade API options.

Copyright © 2026. Made by Apitalks