.RELS file extension

This is the basic program to work with .RELS extension

Internet Explorer

Internet ExplorerXML Document

The last in a line of browsers, Internet Explorer 11 is also the precursor of Microsoft Edge, the new Microsoft Web navigation tool for both Windows Phone and Windows 10. With the stress put on security and a faster browsing experience, IE 11 mixes backward compatibility with the support for the latest Web standards - such as HTML5, WebM, WebGL, etc. - and media codecs... (more)

The program works with the following extensions: gz, xml, gif, jpg, htm, png, swf, jpeg, html, djvu, x, dx, c4, art, cub, vtx, scf, sid, vmo, xsl, plg, ssi, gau, tgf, dds, cal, jpe, tlx, cpc, tnt, hsp, x3d, ovx, svg, ttz, pdb, cpi, stm, wrz, scr, aam, acb, its, clx, mg2, url, jp2, dae, mfp, ctp, mg3, vdx, wrl, ct4, ppm, djv, plx, mht, wrb, vsd, vss, xyz, j2k, odc, csm, vst, lbi, jpx, hdt, vsx, hdtl, cube, rels, cals, jfif, itss, spop, x3dv, svgz, x3dz, shtm, jfax, csml, opml, ihtml, lasso, xhtml, shtml, bskey, bswrl, x3dvz, cpidl, bxwrl, mhtml, chtml, its51, notctp, nwsctp, banctp, pcrctp, bizctp, sigctp, broctp, stictp, calctp, tshctp, carctp, xrm-ms, cerctp, webctp, cftctp, cpijob, envctp, faxctp, hcrctp, lblctp, xevgenxml and dtsconfig

.RELS extension is also supported by the following programs:

Altova XMLSpy

Altova XMLSpyXML Document

The industry-leading XML development environment with the top XML editor.
Crazy Browser

Crazy BrowserXML Document

A reliable and convenient web browser at your disposal.
Aptana Studio

Aptana StudioXML Document

It allows you to develop and test your entire web application.
Altova MissionKitâ„¢ rel. 2 sp2 for Enterprise XML Developers

Altova MissionKitâ„¢ rel. 2 sp2 for Enterprise XML DevelopersXML Document

XML Marker

XML MarkerXML Documemnt

It incorporates an integrated text editor, as well as a GUI interface.
Adobe Dreamweaver

Adobe DreamweaverXML Document

A combination of professional features to help you create and maintain websites.
XMLSPY 5 Enterprise Edition

XMLSPY 5 Enterprise EditionXML Document