Samsaadhanii

A simple tool for transliteration allows you to transliterate Sanskrit texts among various schemes.
While sandhi shows joining of two Sanskrit words following the Paninian sutras, a sandhi splitter shows all possible splittings of a given Sanskrit string of characters.
Morphological Generator shows the inflectional, and (some) derivational forms of a given noun or a verb. Ashtadhyayi simulator shows the derivation of nominal forms of a noun by simulating the process Panini has employed in his Ashtadhyayi.
Morphological Analyser gives all possible analyses of a word.
Sanskrit-Hindi Accessor provides a tool to assist a reader in understanding a Sanskrit text with the help of Hindi glosses, following the steps of Sabda-viSleshaNam and aakaamkshaa.
गवेषिका (The first Search Engine for Sanskrit) allows you to search a Sanskrit word in various Corpora. It also allows you to search on a pratipadikam / dhaatu.

The Amara-koSa-jAla an e-version of the most referred Sanskrit thesaurus Amarakosha not only allows the search of synsets but also provides access to various other related words in the Amarakosha.
Concordance of Pāṇinian Dhātuvṛttis displays the dhaatus with pada and set/anit information with links to various vrttis.
Samastapadavyutpaadaka generates a compound word from the praatipadikas following the Paninian process.
Nyaayachitradiipikaa is a tool to understand the Navya Nyaaya expressions. The tool segments a NN expression, semi-automatically parses the string and renders the expression using a graphical interface.