As an update I would like to re-demo the command line version of the versepress app engine. The most notable difference from older pre-beta versions is the fact that one can supply logic to the search. Below is an example using the King James English Bible.

$ ruby versepress.rb "melchi(zedek|sedec)" 
        Genesis  14:18                             And [Melchizedek] king of Salem brought fort...
         Psalms 110:4    ...or ever after the order of [Melchizedek].
        Hebrews   5:6    ...or ever after the order of [Melchisedec].
        Hebrews   5:10   ....priest after the order of [Melchisedec].
        Hebrews   6:20   ...or ever after the order of [Melchisedec].
        Hebrews   7:1                         For this [Melchisedec], king of Salem, priest of....
        Hebrews   7:10   ....loins of his father, when [Melchisedec] met him.
        Hebrews   7:11   ...ld rise after the order of [Melchisedec], and not be called after t...
        Hebrews   7:15   ...at after the similitude of [Melchisedec] there ariseth another priest,
        Hebrews   7:17   ...or ever after the order of [Melchisedec].
        Hebrews   7:21   ...or ever after the order of [Melchisedec]:)

The versepress.com web app currently has only a King James English Bible. But other works are in development. The following is a preview of the searchable SBLGNT (Society of Biblical Literature’s Greek New Testament) :

$ ruby versepress.rb "λέγω(σιν|ν)--pl" koine
         Romans   2:22                               ὁ [λέγων] μὴ μοιχεύειν μοιχεύεις; ὁ....
  Corinthians 1  11:25   ...οτήριον μετὰ τὸ δειπνῆσαι, [λέγων]· Τοῦτο τὸ ποτήριον ἡ καινὴ...
Thessalonians 1   5:3                             ὅταν [λέγωσιν]· Εἰρήνη καὶ ἀσφάλεια, τότε...
        Hebrews   2:6          διεμαρτύρατο δέ πού τις [λέγων]· Τί ἐστιν ἄνθρωπος ὅτι μιμ...
        Hebrews   2:12                                 [λέγων]· Ἀπαγγελῶ τὸ ὄνομά σου τοῖ...
        Hebrews   4:7    ....ἡμέραν, Σήμερον, ἐν Δαυὶδ [λέγων] μετὰ τοσοῦτον χρόνον, καθὼ...
        Hebrews   6:14                                 [λέγων]· Εἰ μὴν εὐλογῶν εὐλογήσω σ...
        Hebrews   8:11   ...ἕκαστος τὸν ἀδελφὸν αὐτοῦ, [λέγων]· Γνῶθι τὸν κύριον, ὅτι πάν...
        Hebrews   9:20                                 [λέγων]· Τοῦτο τὸ αἷμα τῆς διαθήκη...
        Hebrews  10:8                         ἀνώτερον [λέγων] ὅτι Θυσίας καὶ προσφορὰς κ...
        Hebrews  12:26   ...εν τότε, νῦν δὲ ἐπήγγελται [λέγων]· Ἔτι ἅπαξ ἐγὼ σείσω οὐ μόν...
           Acts   1:3    ...ντα ὀπτανόμενος αὐτοῖς καὶ [λέγων] τὰ περὶ τῆς βασιλείας τοῦ....
           Acts   2:40   ...ρατο, καὶ παρεκάλει αὐτοὺς [λέγων]· Σώθητε ἀπὸ τῆς γενεᾶς τῆς...
           Acts   3:25   ...ὸς πρὸς τοὺς πατέρας ὑμῶν, [λέγων] πρὸς Ἀβραάμ Καὶ ἐν τῷ σπέρ...
           Acts   5:28                                 [λέγων]· Παραγγελίᾳ παρηγγείλαμεν....
           Acts   5:36   ....τῶν ἡμερῶν ἀνέστη Θευδᾶς, [λέγων] εἶναί τινα ἑαυτόν, ᾧ προσε...
           Acts   8:9    ...ων τὸ ἔθνος τῆς Σαμαρείας, [λέγων] εἶναί τινα ἑαυτὸν μέγαν,
           Acts   8:19                                 [λέγων]· Δότε κἀμοὶ τὴν ἐξουσίαν τ...
           Acts   8:26   ...ίου ἐλάλησεν πρὸς Φίλιππον [λέγων]· Ἀνάστηθι καὶ πορεύου κατὰ...
           Acts  10:26       ὁ δὲ Πέτρος ἤγειρεν αὐτὸν [λέγων]· Ἀνάστηθι· καὶ ἐγὼ αὐτὸς ἄ...
           Acts  11:4    ...ς ἐξετίθετο αὐτοῖς καθεξῆς [λέγων]·
           Acts  12:7    ...ν τοῦ Πέτρου ἤγειρεν αὐτὸν [λέγων]· Ἀνάστα ἐν τάχει· καὶ ἐξέπ...
           Acts  15:13   ...αι αὐτοὺς ἀπεκρίθη Ἰάκωβος [λέγων]· Ἄνδρες ἀδελφοί, ἀκούσατέ....
           Acts  16:9    ...ὼς καὶ παρακαλῶν αὐτὸν καὶ [λέγων]· Διαβὰς εἰς Μακεδονίαν βοή...
           Acts  16:28   ...εν δὲ φωνῇ μεγάλῃ ὁ Παῦλος [λέγων]· Μηδὲν πράξῃς σεαυτῷ κακόν...
           Acts  19:4    ...βάπτισμα μετανοίας, τῷ λαῷ [λέγων] εἰς τὸν ἐρχόμενον μετ’ αὐτ...
           Acts  19:26   ...ς μετέστησεν ἱκανὸν ὄχλον, [λέγων] ὅτι οὐκ εἰσὶν θεοὶ οἱ διὰ....
           Acts  21:21   ....τὰ ἔθνη πάντας Ἰουδαίους, [λέγων] μὴ περιτέμνειν αὐτοὺς τὰ τ...
           Acts  21:40   ...ώνησεν τῇ Ἑβραΐδι διαλέκτῳ [λέγων]
           Acts  22:26   ...θὼν τῷ χιλιάρχῳ ἀπήγγειλεν [λέγων]· Τί μέλλεις ποιεῖν; ὁ γὰρ....
           Acts  24:2    ...ατο κατηγορεῖν ὁ Τέρτυλλος [λέγων]· Πολλῆς εἰρήνης τυγχάνοντε...
           Acts  25:14   ...ἀνέθετο τὰ κατὰ τὸν Παῦλον [λέγων]· Ἀνήρ τίς ἐστιν καταλελειμ...
           Acts  26:22   ...τε καὶ μεγάλῳ, οὐδὲν ἐκτὸς [λέγων] ὧν τε οἱ προφῆται ἐλάλησαν...
           Acts  27:10                                 [λέγων] αὐτοῖς· Ἄνδρες, θεωρῶ ὅτι....
           Acts  27:24                                 [λέγων]· Μὴ φοβοῦ, Παῦλε· Καίσαρί....
           Acts  27:33   ....ἅπαντας μεταλαβεῖν τροφῆς [λέγων]· Τεσσαρεσκαιδεκάτην σήμερο...
           Acts  28:26                                 [λέγων]· Πορεύθητι πρὸς τὸν λαὸν τ...

Another interesting feature in relation to such documents is the standard “tagging” scheme. The versepress tagging feature is due to finish testing very soon. I’ll post a tag demo in the near future.