API

The API returns data in json format in the context of objects, receiving a request from the user via GET to this page, in parts no more than 10,000 records ( For more information about the structure of the database, see . ).
Mandatory parameter object - allowed values: a, s, p, e, f, w (respectively - authors, series, publishers, editions, files, works).
Optional parameter limit1, limit2 - if limit1 is filled, then it returns the first limit1 records, if limit1 is filled , limit2 , returns limit2 records starting from limit1 record.
Optional parameter ids - ID we get information on specific records in the corresponding object , can be listed separated by commas.
Optional parameter mode - records view mode - can take values ​​ last, modified (last added or modified, respectively)
Optional parameter timefirst, timelast - the range of the start and end time of adding or modifying a record (depending on mode ) in YYYY-MM-DD format.
Optional parameter id_start, id_end - the range of id records of the corresponding objects.
Optional parameter fields - a list of fields received from the main objects tables, by default *, the full list of objects is given below.
Optional parameter addkeys - list of additional keys. description fields, displayed in the add subarray, can be separated by commas, to get everything - specify *, the full list of objects is given below.
Optional parameter topic - LG repository, to get data on files by id, respectively. repositories, not a common file id (valid values: l, c, m, a, s, f, r (corresponding libgen, comics, magazines, articles, standards, fiction, rus. fiction))

For some objects, additional subarrays of related objects are displayed (in the mode when data on specific objects is requested through the ids parameter):
for editions: files and works;
for files: editions;
for series: editions and works;
for works: editions;
for authors: editions and works;
for publishers: editions and series
Examples of:
Show all fields of all files added from 2018-09-02 to 2018-09-04
/json.php?object=f&mode=last&timefirst=2018-09-02&timelast=2018-09-04
Show fields md5, filesize of files with id> 85000000 in scimag repository by first 1000 records
/json.php?object=f&id_start=85000000&fields=md5,filesize&topic=a&limit1=0&limit2=1000
Show fields all fields of editions with id = 1,6,800 + additional fields with keys 101 (language), 308 (publisher)
/json.php?object=e&ids=1,6,800&fields=*&addkeys=101,308
Show title field of edition with doi=10.2307/3762753 + all add. fields
/json.php?object=e&doi=10.2307/3762753&fields=title&addkeys=*

KeyNameType Add. attribute 1Add. attribute 2Add. attribute 3 For editionsFor worksFor publishers For filesFor seriesFor authors
10Main Title on original languagestr X X
11Main Title on english transcriptionstr XXX
12Main Title variant strLanguage XX
13Main Title on english translatestr X X
14Title in Russianstr X
16Abbreviations of Main Titlestr XX
17CODENstr X
20Container titlestr X
40Title additionstr X
50Subtitlestr X
60Overtitlestr X
101Languagelst X XX
102Language originallst X
120DOI Prefixstr X
201Periodicity, Frequencystr X
202Periodicity, Frequency in yearnumYear X
301Place (state)strCityAdress XX
302Publisherstr X
303Publisher imprintstr XX
304Corporate contributorstr X
305ISBN Publisher codestrCommentary X
306Siteurl X X XXX
307Publisher Logoimg X
308Publisher IDlnkName variant X X
309Other linksurlSite ID X XX
310Imprint IDlnk X
311ISFDB Publisher IDnum X
312Fantlab Publisher IDnum X
313Livelib Publisher IDnum X
314USSR publishers codenumCommentary X
315Parent Publisherlnk X
316Document submitted by CIS organizationstr X
317The document was accepted by the CIS organizationstr X
318Interstate TCstr X
319TC number to which the document is assignedstr X
320Organization - Developerstr X
321MND developerstr X
322Associated countriesstr X
401AuthorstrRoleLibrary Library IDX X
402Author IDlnkRoleVariant (pseudonim) X X XX
410VIAF IDstr X
411ISFDB Author IDnum X
412emailstr X
413Alternate Name / Pseudonim. FamilystrNameSurname Language X
414Author Imageimg X
415Translatorstr X
501ISSNstrType X X
505ISBNstrISBN notes X
601Topic. Magzlst X
602UDCstr X X
603DDCstr X X
604Topic. Comicslst X X
605Topic. Journalslst X
606Topic. Bookslst X
607Standard typelstStandart numberStandart date X
608Standart numberstr X
609Parent documentstr X
610Formerly known as, Continueslnk X
611Continued aslnk X
612Supplement tolnk X
613Incorporated in, Merged withlnk X
614Formerly part of, Separated fromlnk X
615Including, Absorbedlnk X
616Has a relation withlnk X
617Incorporating, Formed by the union oflnk X
618Formerly included inlnk X
619Included inlnk X
620Translation oflnk X
621Translated aslnk X
622Absorbed in part bylnk X
623Has supplementlnk X
624Continues in partlnk X
625Continued in part bylnk X
626Superseded bylnk X
627Supersedeslnk X
628Supersedes in partlnk X
629Parent serieslnkPosition X
630SeriesstrNumberLibrary Library IDX X
631Series IDlnk#Name variant X X
632Replaced in partstr X
633Related tostr X
634Related instr X
635Replaced tostr X
636Replaced to partstr X
637Replaced instr X
638Publishing infostr X
639LBCstr X
640Authentic textstr X
641Harmonized withstr X
642Documents that can be modified (supplemented) by datastr X
643Documents changing (supplementing) thisstr X
644Index of the GRNTI rubricatorstr X
645Code KS (OKS, IСS)str X
646OKSTU codestr X
647International Classification for Standards ICSstr X
648Use on the territory of the Russian Federationstr X
649Normative references tostr X
650Number of the order to assign the document to the TCstr X
651Protocol numberstr X
652The validity period has been removedstr X
653Canceled in partstr X
654Cross referencesstr X
655Contains requirementsstr X
656Technical Committee of Russiastr X
657TK – standard developerstr X
658Rostekhregulirovaniya Departmentstr X
701Book titlestr X
750Standart statusstrAdditional Standart status X
770AwardslstYear X X XXX
801Official siteurl X
803Series Logoimg X
820Date publicationstr X
821Date introductionstr X
822Date actualization textstr X
823Date registrationstr X
824Date actualization descrstr X
825Date expirationstr X
826Date last editionstr X
827Date limit validity periodstr X
828Last edition datestr X
829Date of the order to assign the document to the TCstr X
830Date of admission to MGUstr X
850TTHstr X
851SHA1str X
852SHA256str X
853CRC32str X
854eDonkeystr X
855AICHstr X
856BTIHstr X
860Archive contentstrMD5 Content X
861LibrarystrIssueFilename X
862Fb2Infoxml X
863Cover urlimgCover NameCreator(s) Sidebar LocationX
864Librusec book IDnum X
865Flibusta book IDnum X
866Coollib book IDnum X
867Maxima book IDnum X
868Traum book IDnumPath X
869Litmir book IDnum X
870VersionstrИстория изменений X
871NFOstr X
872Librusec author IDnum X
873Flibusta author IDnum X
874Maxima author IDnum X
875Traum author IDnum X
876Litmir author IDnum X
877IPFS CIDstr X
878Flibusta series IDnum X
901DOIstr X
902PIIstr X
903PMC IDstr X
904PMIDstr X
905ArXivstr X
906Scopus IDstr X
907Crossref Journal IDstr X
908ASINstr X
909BLstr X
910BNBstr X
911BNFstr X
912COPACstr X
913DNBstr X
914FantLab Edition IDnum X
915Goodreadsstr X
916JNB/JPNOstr X
917LCCNstr X
918NDLstr X
919OCLC/WorldCatnum X
920Open Librarystr X
921SFBGstr X
922BNstr X
923PPNstr X
924Audible-ASINstr X
925LTFstr X
926KBRstr X
927Reginald-1str X
928Reginald-3str X
929Bleiler Gernsbackstr X
930Bleiler Supernaturalstr X
931Bleiler Early Yearsstr X
932NILFstr X
933NooSFerestr X
934SF-Leihbuchstr X
935NLAstr X
936PORBASEstr X
937MagzDB series IDnum X
938ISFDB Series IDnum X
939ISFDB Pub series IDnum X
940ISFDB Title ID (works)num X
943ISFDB Pub ID (editions)num X
944Springer series IDnum X
945GoogleBookIDstr X
946JSTOR Stable IDnum X
947Crossref Book IDurl X
950Classificationstr X
951Classification OKPstr X
952Classification GOST groupstr X
953Classification OKSstr X
954Library of Congress Classificationstr X
989Sci-Hub notesstrcomment X
990Tagsstr X X XX
991Site IDstr X
992Issues & yearsstr X
993Type of requirementsstr X
995Table of contentstxt X X
996Descriptiontxt X XXX
997Mark21 Recordxml X
998Series Typelst
999Notestxt X X XXX

ObjectsKeys for searchFields
f (Files)id_start, id_end, ids, timelast, timefirst, md5, tth, sha1, sha256, crc32, edonkey, aich, btihf_id, md5, pages, dpi, visible, time_added, time_last_modified, cover_exists, commentary, color, cleaned, orientation, paginated, scanned, vector, bookmarked, ocr, filesize, extension, locator, broken, editable, generic, cover_info, file_create_date, archive_files_count, archive_dop_files_flag, archive_files_pic_count, scan_type, scan_content, c2c, scan_quality, releaser, libgen_id, fiction_id, fiction_rus_id, comics_id, scimag_id, standarts_id, magz_id, libgen_topic, scan_size, scimag_archive_path
e (Editions)id_start, id_end, ids, timelast, timefirst, doi, isbn, doise_id, title, libgen_topic, type, series_name, title_add, author, publisher, city, edition, year, month, day, pages, editions_add_info, cover_url, issue_s_id, issue_number_in_year, issue_year_number, issue_number, issue_volume, issue_split, issue_total_number, issue_first_page, issue_last_page, issue_year_end, issue_month_end, issue_day_end, issue_closed, doi, time_added, time_last_modified, visible, editable, commentary, cover_exists
s (Series)id_start, id_end, ids, timelast, timefirsts_id, libgen_topic, title, add_info, type, volume, volume_type, volume_name, publisher, commentary, date_start, date_end, time_last_modified, time_added, visible, editable
a (Authors)id_start, id_end, ids, timelast, timefirsta_id, family, name, surname, canonical_name, add_info, type, birth_date, death_date, birth_place, debut_date, time_added, time_last_modified, commentary, editable, visible
p (Publishers)id_start, id_end, ids, timelast, timefirstp_id, title, org_type, add_info, time_added, time_last_modified, date_start, date_end, visible, editable, commentary
w (Works)id_start, id_end, ids, timelast, timefirstw_id, title, add_info, work_type, date, language, parent_w_id, title_storylen, time_added, time_last_modified, visible, editable, commentary