Programs to help you manage SQLite databases:

*: ConverterTools: Tools to convert SQLite databases from/to other database formats and DBMSes.
*: {link: http://bobmanc.home.comcast.net/sqlitecc.html SQLiteCC}: SQLite Control Center is a visual tool for working on SQLite database files similar to MySQL CC.
*: {link: http://sqlitebrowser.sourceforge.net SQLite Database Browser}: SQLite Database Browser is a freeware, public domain, open source visual tool used to create, design and edit database files compatible with SQLite..
*: {link: http://www.eztools-software.com/sqliteplus.htm SQLitePlus Database Manager}: GUI tool used to create, view and edit SQLite databases, similar to MS Query Analyzer. (try before you buy)
*: {link: http://www.dbtools.com.br DBTools Manager}: Freeware Win32 application to manage MySQL, PostgreSQL, XBase Tables and SQLite databases. Supports managing all objects in the database, create queries in visual mode, import/export data from MSAccess, ODBC, text files, Paradox, DBF Tables and generate PHP scripts. The list of features is just too big. (Enterprise Edition with additional features not yet available)

*: {link: https://sourceforge.net/projects/sqlitemanager/ SQLiteManager}: SQLiteManager is a multilingual web based tool to manage SQLite databases. The programming language used is PHP4 but it works fine with PHP5. Works just as well on a Linux as on Windows platform. This project is in course of developpement, but is already very functional.
*: {link: http://www.phpguru.org/static/phpSQLiteAdmin.html phpSQLiteAdmin}: PHP based administration tool for SQLite in the same style as phpMyAdmin. Requires PHP 4.3+. GPL.
*: {link: http://republika.pl/roed/ LiteQuery}: Another GUI tool to create view and edit SQLite databases. GPL.
*: {link: http://phpsqliteadmin.sourceforge.net phpSQLiteAdmin}: Web interface for the administration of SQLite databases. GPL.
*: {link: http://www.kraslabs.com/sqlite_analyzer.html SQLite Analyzer}: A comprehensive SQLite database processor.  Edit or modify SQLite data visually without any risk of losing your data.
*: {link: http://www.microemacs.de/tcltk_dgsqlite.html dgSQLite}: A tcl/tk based GUI SQLite-Database Client which allows to import, export and query sqlite-databases. Available as kit/exe.
Test edit