This is a Sanskrit-English dictionary for verbal roots and final forms.
Sources for the dictionary
I. Dhātu-saṅgraha of Śrīla Jīva Gosvāmī.
II. Śrī Hari-nāmāmṛta-vyākaraṇa of Śrīla Jīva Gosvāmī with Saṁśodhini-ṭīka of Matsya-avatara dāsa.
III. Bṛhad-dhātu-kusumakaraḥ. Saṅgrahakāraḥ sampādakaśca. Paṁ. Harekānta Miśraḥ. Sāhityācāryaḥ, Vyākaraṇaśāstrī.
IV. Dhātu-ratnākara of Muni Śrī Lāvaṇya Vijaya Sūri.
V. Rūpa-candrikā. Edited by Dr. Brahmānanda Tripāṭhī. Published by Caukhambā Surabhāratī Prakāśana, Vārāṇasī.
This is a brilliant piece of software and database. The key to knowing sanskrit as the perfect language is to learn the root words, the combination of which can describe anything in the universe. Finally this was the software where my search for a sanskrit tutorial ended. Thank you!