Tsvaga iyo Invisible Web: 18 Free Resources

Kusiyana nemapeji paWebhu rinooneka (iyo iyo, Webhu iwe unogona kuwana kubva kutsvaga injini nematarekitari), ruzivo muInvisible Web haisi kuoneka kune software spiders uye crawlers dzinoita injini yekutsvaga indekisi. Sezvo ruzivo urwu runoita huwandu huzhinji hwezvinhu zviripo paWebhu, isu tinogona kushayikirwa pane zvimwe zvinhu zvinoshamisa zvinoshamisa. Zvisinei, ndiko kusina Invisible Web search injini, zvishandiso, uye zvinyorwa zvinopinda. Kune dzakawanda dzisingaoneki Web search tools izvo iwe unogona kushandisa kuti upinde muupfumi huno hwemashoko, sezvauchaona kubva pane zvinotevera. Tichatarisa makumi maviri emitsva inotsvaga yekutsvaga, mahofisi, uye databases iwe unogona kushandisa kuti uone zvakajeka zviri mukati. Yenyu yenyaya ...

01 ye18

Indaneti Archive

IInternet Archive is database inoshamisa inopa mafirimu, inoridzwa mimhanzi, inzwi, uye zvinyorwa; pamwe chete, unogona kutarisa kumashure, akachengetedzwa shanduro dzepaiti yese yepaiti yakave yakasikwa paInternet - kupfuura mabhiriyoni 55 panguva yekunyora uku.

02 of 18

USA.gov

USA.gov inonyanya kukurumidza kutsvaga injini / portal iyo inopa muitsvaga zvakananga kuwana ruzivo rwakasiyana-siyana nehuwandu hwemashoko kubva kuhurumende yeUnited States, hurumende dzehurumende, uye hurumende dzenharaunda. Izvi zvinosanganisira kuwanikwa kweWatch of Congress, nhamba yehurumende yeA AZ, Smithsonian, uye zvizhinji, zvakawanda.

03 we18

WWW Virtual Library

IWWW Virtual Library inokupa kushanyirwa kwemazana emapoka akasiyana siyana uye nheyo dzemashoko pane zvinyorwa zvakasiyana-siyana, chero chinhu chinobva kuChechi kusvika kune Anthropology. Zvimwe pamusoro peiyo nyanzvi inoshamisa: "WWW Virtual Library (VL) ndiyo yekare yakawanda yeWebhu, yakatanga naTim Berners-Lee , muumbi we HTML uye yeWebhu pachayo, muna 1991 paCERN muGenesva. Kusiyana nekutengeserana mabhuku, iyo inotungamirirwa nechisungo chisina kusimba chevadzidzi vanozvipira mapeji ehutano hukuru kune dzimwe nzvimbo dzavanodzidza; kunyange zvazvo isiri iyo huru huru yeWebhu, mapeji eVL anonyanya kuzivikanwa seumwe wepamusoro- mazano ekutarisira kune zvikamu zvikamu zveWebhu. "

04 we18

Science.gov

Sayenzi.gov inotsvaga makumi makumi matanhatu emasereti uye makumi maviri nemakumi maviri nemazana matanhatu anoshandurwa pawebsite kubva kune mamwe mapurisa ehurumende, achipa mapeji 200 emamiriyoni ehurumende yehurumende yehurumende yeUnited States inosanganisira yekutsvakurudza nemigumisiro yekuvandudza. Zvimwe pamusoro peizvi zvinoshandiswa zvinoshandiswa zvinobatsira: "Science.gov ndiyo nzira yehutano hwehurumende nesayenzi nemigumisiro yekutsvakurudza. Iye zvino muchizvarwa chechishanu, Science.gov inopa kutsvakurudza kwemasayenzi ezvesayenzi anopfuura makumi matanhatu nemapeji 200 mamiriyoni ezvesayenzi ruzivo pamwe chete nemubvunzo , uye iri gedhi kunopfuura 2200 wesayenzi websites.

Sayenzi.gov inopindira muhutano hwemasangano emasayiti ehurumende yeUnited States mukati me15 Federal Agencies. Mahofisi aya anoumba chido cheScience.gov Sangano rinodzora Science.gov. "

05 of 18

Wolfram Alpha

Wolfram Alpha inyanzvi yekutsvakurudza, iyo inoreva kuti inochengetedza huwandu hwakawanda hwe data yakachena inowanikwa kwauri kuburikidza nekungotsvaga kutsvaga, asiwo mubvunzo uye kupindura mafomu. Zvimwe pamusoro peWolfram Alpha: "Tinova nechinangwa chekuunganidza nekugadzirisa zvose chinangwa chekuita, kushandisa maitiro ose anozivikanwa, nzira, uye algorithm; uye kuita kuti zvikwanise kuenzanisa chero chii chinogona kuverengwa pamusoro pechinhu chipi nechipi Chinangwa chedu ndechekuvaka pane zvinobudirira zvesayenzi uye mamwe maitiro ekudzidzira kupa ruzivo rumwe chete runogona kuvimbwa nemunhu wose kuti apindure mhinduro dzemhinduro dzechokwadi. "

06 of 18

Alexa

Alexa, nekambani yeAmazon.com, inokupa tsanangudzo yakananga yeWebhu. Zvimwe pamusoro pehuwandu hunofadza hunoti: "Maikirwo eA Alexa anotarisa anobva pane deta kubva pasi rose remakambani, iyo ndiyo mienzaniso yemamiriyoni evashandisi veIndaneti vachishandisa imwe yepamusoro 25 000 dzakasiyana-siyana browser. zvinyorwa mumhando yezvikwata zvakasarudza kuisa Alexa script panzvimbo yavo yepaiti uye kujekesa maitiro avo. "

Vafiniti vepaIndaneti vanogona kunyanya kubatsirwa nemashoko iyo Alexa anopa; somuenzaniso, heino urongwa hwemasimboti mazana mashanu paWebhu.

07 of 18

Rekodhi yemabhuku anonzi Open Access

Dare reWorld Access Journals (DOAJ) indekisi uye inopa ruzivo rwekuwana ruzivo rwakasununguka, mabhuku akadzokororwa nevamwe. Zvimwe pamusoro peiyo inowanikwa paIndaneti: "Dare reWorld Access Journals nderebasa rinowedzera hukuru hwepamusoro, vezera rekuongorora mapepa ekutsvakurudza Open Access, periodicals uye zvinyorwa zvavo 'metadata.Indangariro inopindira kuva yakazara uye inobata zvose zvakasununguka kupindurwa kwesayenzi uye mabhuku ezvesayenzi iyo inoshandisa nzira yakakodzera yekudzivirira urongwa (ona chikamu chiri pasi apa) uye hachirevi kune mimwe mitauro kana zvikamu zvakasiyana-siyana.Indangariro inopindira kuwedzera kuonekwa uye nyore kushandiswa kwekusununguka kwekuwana masayenzi uye mabhuku emabhuku-pasinei nekukura uye nyika inotangira -kukurudzira kuvonekwa kwavo, kushandiswa uye kukanganisa. "

Magazini anopfuura 10 000 nemamiriyoni ezvinyorwa anotsvaga achishandisa DOAJ.

08 we18

FindLaw

FindLaw is gigantic repository yemashoko edzimhosva emunharaunda paIndaneti, uye inopa imwe yepamusoro-gweta rezvemitemo inowanikwa iri paIndaneti. Iwe unogona kushandisa FindLaw kuti uwane gweta, dzidza zvakawanda pamusoro pemutemo weUnited States uye nyaya dzepamutemo, uye uitewo mumasangano emunharaunda yeTapataLaw.

09 of 18

MaIndaneti Mapeji Page

IpaIndaneti MaBhuku Peji, basa rakapiwa neYunivhesiti yePennsylvania, rinopa vaverengi kupinda kune mamiriyoni maviri emabhuku mabhuku anosununguka (uye anoverengwa) paInternet. Vashandi vachawanawo ruzivo rwemashoko makuru uye mabhuku ezvinyorwa zvepaIndaneti, uyewo zviitiko zvakakosha zvekirasi inonakidza yemabhuku e-inthanethi.

10 pa18

The Louvre

Iyo Louvre iri paIndaneti inongonyengeterera kuti iwanikwe uye inokosheswa nevadikanwi veunyanzvi munyika yose. Ona zvikamu zvakasiyana-siyana zvekudhika, kuwana mamwe mashoko pamusoro pemamiriro emabasa akasarudzwa, tarisa unyanzvi hwakabatanidzwa nezviitiko zvezvakaitika kare, uye zvizhinji, zvizhinji.

11 pa18

The Library of Congress

Imwe yezvinyorwa zvakajeka uye zvakabatana pane urongwa hweInvisible Web resources, Library ye Congress inopa zvinhu zvinoshamisa uye zvakasiyana-siyana zvehutano. Zvinyorwa zvakakosha zvinosanganisira Congressional zvinyorwa, zvigadzirwa zvekuchengetedzwa kwema digital, Veterans History project, uye World Digital Library. Zvimwe pamusoro pehupfumi hwenyika: "Library yeCongress ndiyo nyika yekare yezvemagariro ehurumende uye inoita shanduro yekutsvakurudza yeCongress. Ndiyowo mabhuku makuru pane zvenyika, ane mamiriyoni e mabhuku, zvinyorwa, mapikicha, mapepa uye zvinyorwa ayo akaunganidza. "

12 pa18

Census.gov

Kana uri kutsvaga deta, ipapo Census.gov ndeimwe yenzvimbo dzekutanga dzaunoda kuzoshanyira. Zvimwe pamusoro peizvi: "US US Census Bureau inobatanidza huwandu hwevanhu, hupfumi, uye dzidzo dzeimwe nyika uye inosimbisa huwandu hwekufambisa kwepasi rose kuburikidza nekubatsirwa kwekambanikiti, kudzidziswa, uye software zvinogadzirwa. Kwemakore anopfuura makumi matanhatu, Census Bureau yakaita nyika dzakawanda basa rekuongorora uye rakabatsira mukuunganidza, kushandiswa, kuongorora, kuparadzirwa, uye kushandiswa kwenhamba nehurumende dzevamwe vari munyika dzinopfuura zana. "

Kubva geography kusvika kuhuwandu hwehuwandu hwevanhu, iwe uchakwanisa kuawana pane ino webhusaiti.

13 pa18

Copyright.gov

Copyright.gov ndeimwe hurongwa hwehurumende yeUnited States iwe unogona kuisa mune yako Invisible Web search toolbox (kune dzimwe nzvimbo dzehurumende dzeUnited States dzinokosha, tarisa maInternet Top Twenty US Government Government ). Pano, unogona kuona mabasa akanyoresa uye zvinyorwa zvakanyorwa neU.S. Copyright Office kubvira musi waJanuary 1, 1978, pamwe chete nemabhuku ekutsvaga mabhuku akanyorwa, mimhanzi, unyanzvi, uye dzimwe nguva, uye mamwe mabasa, kusanganisira zvinyorwa zvevhangeri.

14 pa18

Catalogue ye US Government Publications

IColumbia yeUnited States Government Publications inopa vashandi kushandiswa kwekombiyuta nekunyora mabhuku kubva kumatare emitemo, masimba, uye ematare ehurumende yeUnited States, ine dzinopfuura 500 000 zvinyorwa zvakakonzerwa kubva munaJuly 1976.

15 pa18

Bankrate

Bankrate, iyo inowanikwa mune zvemari iri muIndaneti yakave yakapoteredza kubva muna 1996, inopa mabhuku makuru ehupfumi; chero chinhu kubva pane zvinodiwa nhamba yezvinodiwa kune zvinyorwa paCUSIP uye zvizhinji, zvakawanda.

16 pa18

FreeLunch

FreeLunch inopa vashandi kukwanisa nokukurumidza uye kuwana nyore ruzivo rwezvemari, ruzhinji, uye yezvemari: "inopa nhepfenyuro yakazara uye yakadzama dhoroondo uye yekare inotarisirwa munyika uye pasi-pasi / mamiriro ehurumende anomirira kupfuura 93% yeGDP pasi rose. Tinovhara nyika dzinopfuura 180 , nzvimbo dzinopfuura 150 pasi rose, dzose dzeU.S. dzinoti, nzvimbo nemataundi. Nhoroondo dzedu dzinosvika mamiriyoni 200 ezvehupfumi, zvemari, dzevanhu uye zvekutengesa nguva dzekwereti, pamwe nemamiriyoni gumi akawedzerwa gore negore. "

17 pa18

PubMed

PubMed, chikamu cheNational Center for Biotechnology Information, US National Library yeMishonga, ndiyo yakagadziriswa kune ani zvake anotarisa kumusoro kwehutano kana ruzivo rwehutano. Inopa kudarika mamiriyoni makumi maviri nemakumi maviri emadhindwa ezvinyorwa zvebhuku kubva kuMEDLINE, mabhuku ezvesayenzi eupenyu, uye mabhuku eIndaneti.

18 pa18

FAA Data uye Research

Nhamba dze FAA nedzimwe Tsvakurudzo dzinopa ruzivo pamusoro pekuti kutsvakurudza kwavo kwaitwa sei, iyo inoguma data uye zvinyorwa, uye ruzivo rwekubhadhara mari uye ruzivo rwekupa. Chimwe chinhu chinobva kuAviation kuchengetedzwa kusvika kune vasingateereri Vatakuri (zvakanyanya) chinogona kuwanikwa pano.