Rigveda
Current critical edition:
The Rigveda, Stephanie W. Jamison and Joel P. Brereton, 2014. [WorldCat entry]
Ṛig-Veda-Sanhitá: A Collection of Ancient Hindu Hymns, Horace Hayman Wilson, 1866.
[Vol 1, Aṣṭaka 1] [Vol 2, Aṣṭaka 2] [Vol 3, Aṣṭakas 3–4]
[Vol 4, Aṣṭaka 5] [Vol 5, Aṣṭakas 6–7] [Vol 6, Aṣṭakas 7–8]
The Hymns of the Rigveda, Ralph T. H. Griffith, 1889–92.
[Vol 1, Books 1–3, 1889] [Vol 2, Books 3–6, 1890] [Vol 3, Books 7–9, 1891]
[Vol 4, Books 9–10, 1892]
The Hymns of the Rigveda, 2nd ed., Ralph T. H. Griffith, 1896–97.
[Vol 1, Books 1–6, 1896] [Vol 2, Books 7–10, 1897]
[Wikisource transcript, Books 1–10] [Sacred Texts transcript, Books 1–10]
Vedic Hymns, Part I, Hymns to the Maruts, Rudra, Vâyu, and Vâta, Max Müller, Sacred Books of the East, Vol 38, 1891. [Sacred Texts transcript]
Vedic Hymns, Part II, Hymns to Agni, Hermann Oldenberg, Sacred Books of the East, Vol 46, 1897. [Sacred Texts transcript]
Hymns from the Ridveda, Arthur Anthony Macdonell, 1922. (40 selected hymns.)
Samaveda
The Hymns of the Sâmaveda, Ralph T. H. Griffith, 1893. [Sacred Texts transcript]
Yajurveda
Shukla (White) Yajurveda
Texts of the White Yajurveda, Ralph T. H. Griffith, 1899. [Sacred Texts transcript]
The Śatapatha Brâhmaṇa, Julius Eggeling, 1882–1900.
[Vol 1, Books 1–2, 1882, SBE Vol 12] [Sacred Texts transcript]
[Vol 2, Books 3–4, 1885, SBE Vol 26] [Sacred Texts transcript]
[Vol 3, Books 5–7, 1894, SBE Vol 41] [Sacred Texts transcript]
[Vol 4, Books 8–10, 1897, SBE Vol 43] [Sacred Texts transcript]
[Vol 5, Books 11–14, 1900, SBE Vol 44] [Sacred Texts transcript]
For the Brihadaranyaka and Isha Upanishads, see Upanishads below.
Krishna (Black) Yajurveda
The Veda of the Black Yajus School: Entitled Taittiriya Sanhita, Arthur Berriedale Keith, 1914. [Sacred Texts transcript]
[Vol 1, Kāṇḍas 1-3] [Vol 2, Kāṇḍas 4-7]
For the Taittiriya, Katha, Shvetashvatara, and Isha Upanishads, see Upanishads below.
Atharvaveda
Atharva-Veda Samhitā, William Dwight Whitney, 1905.
[Wikisource transcript (partial)]
[Vol 1, Books 1–7] [Vol 2, Books 8–19]
The Hymns of the Atharva-veda, 2nd edition, Ralph T. H. Griffith, 1916–17
[Sacred Texts transcript, 1895-96 ed.]
[Vol 1, Books 1–9, 1916] [Vol 2, Books 10–20, 1917]
Hymns of the Atharva-veda, Maurice Bloomfield, Sacred Books of the East, Vol 42, 1897. (Selections) [Sacred Texts transcript]
Principal (mukhya) Upanishads
The principal upanishads are the Aitareya (Rigveda), Kauṣītaki (Rigveda), Chāndogya (Samaveda), Kena (Samaveda), Bṛhadāraṇyaka (White Yajurveda), Īśā (White Yajurveda), Kaṭha (Black Yajurveda), Taittirīya (Black Yajurveda), Śvetāśvatara (Black Yajurveda), Maitrāyaṇīya (Black Yajurveda), Praśna (Atharvaveda), Muṇḍaka (Atharvaveda), and Māṇḍūkya (Atharvaveda).
The Thirteen Principal Upanishads, Robert Ernest Hume, 1921.
The Principal Upaniṣads, Sarvepalli Radhakrishnan, 1953.
The Upanishads (Part 1), Max Müller, Sacred Books of the East, Vol 1, 1879.
Chāndogya, Kena (Talavakara), Aitareya, Kauṣītaki, and Īśā (Vajasaneyi) Upanishads. [Sacred Texts transcript]
The Upanishads (Part 2), Max Müller, Sacred Books of the East, Vol 15, 1884.
Kaṭha, Muṇḍaka, Taittirīya, Bṛhadāraṇyaka, Śvetāśvatara, Praśna, and Maitrāyaṇīya Upanishads. [Sacred Texts transcript]
The Sacred Books of the Hindus Vol. 1: Isa, Kena, Kaṭha, Praśna, Muṇḍaka and Mâṇḍuka Upaniṣads, B. D. Basu ed., 1911.
The Sacred Books of the Hindus Vol. 3: Chhandoga Upanisad, Srisa Chandra Vasu, 1910.
The Taittaríya, Aitaréya, Śvétáśvatara, Kéna, Íśákatha, Praśna, Muṇḍaka and Máṇḍukya Upanishads, Edward Röer, 1856.
The Brihad Áraṇyaka Upanishad, Edward Röer, 1856.
The Chhándogya Upanishad of the Sama Veda, Rajendralala Mitra, 1862.
The Maitri or Maitráyaníya Upanishad, Edward Byles Cowell, 1870.
The Twelve Principal Upanishads, Edward Röer, Edward Byles Cowell, and Rajendralala Mitra, 1906.
The Taittirîya Upanishad, A. Mahadeva Sastri, 1903.
The Isa, Kena & Mundaka Upanishads, S. Sitarama Sastri, 1905.
The Katha and Prasna Upanishads, S. Sitarama Sastri, 1898.
The Aitareya and Taittiri'ya Upanishads, S. Sitarama Sastri, 1923.
The Upanishads: Translated and Commented, Vol. 1, Swâmi Paramânanda, 1919.
Īśā, Kaṭha, Kena, and Muṇḍaka Upanishads.
Other Upanishads
Thirty Minor Upanishads, K. Nārāyaṇasvāmi Aiyar, 1914. [Sacred Texts transcript]
The Yoga Upanishads, T. R. Śrīnivāsa Ayyaṅgār, 1938.
Amritabindu and Kaivalya Upanishads, A. Mahadeva Sastri, 1898.
The Mahābhārata (attributed to Vyasa)
The Mahabharata, Kisari Mohan Ganguli, 1884–1896. [Sacred Texts transcript]
Book 1: Adi Parva (The Book of the Beginning), 1884.
Book 2: Sabha Parva (The Book of the Assembly Hall), 1884.
Book 3: Vana Parva (The Book of the Forest), 1884.
Book 4: Virata Parva (The Book of Virata), 1886.
Book 5: Udyoga Parva (The Book of the Effort), 1886.
Book 6: Bhishma Parva (The Book of Bhishma), 1887.
Book 7: Drona Parva (The Book of Drona), Kisari Mohan Ganguli, 1888.
Book 8: Karna Parva (The Book of Karna), 1889.
Book 9: Shalya (Çalya) Parva (The Book of Shalya), 1889.
Book 10: Sauptika Parva (The Book of the Sleeping Warriors), 1890.
Book 11: Stri (Stree) Parva (The Book of the Women), 1890.
Book 12, Part I: Shanti (Çanti) Parva, Part I (The Book of Peace), 1890.
Book 12, Part II: Shanti (Çanti) Parva, Part II (The Book of Peace), 1891.
Book 13: Anushasana Parva (The Book of the Instructions), 1893.
Book 14: Ashvamedhika (Açwamedha) Parva (The Book of the Horse Sacrifice), 1894.
Book 15: Ashramavasika Parva (The Book of the Hermitage), 1895.
Book 16: Mausala Parva (The Book of the Clubs), 1896.
Book 17: Mahaprasthanika Parva (The Book of the Great Journey), 1896.
Book 18: Svargarohana (Swargarohanika) Parva (The Book of the Ascent to Heaven), 1896.
The Mahabharata, Manmatha Nath Dutt, 1895–1902.
Book 1: Adi Parva (The Book of the Beginning), 1895.
Book 2: Sabha Parva (The Book of the Assembly Hall), 1895.
Book 3: Vana Parva (The Book of the Forest), 1896.
Book 4: Virata Parva (The Book of Virata), 1896.
Book 5: Udyoga Parva (The Book of the Effort), 1896.
Book 6: Bhishma Parva (The Book of Bhishma), 1897.
Book 7: Drona Parva (The Book of Drona), Kisari Mohan Ganguli, 1897.
Book 8: Karna Parva (The Book of Karna), 1901.
Book 9: Shalya Parva (The Book of Shalya), 1901.
Book 10: Sauptika Parva (The Book of the Sleeping Warriors), 1902.
Book 11: Stri (Stree) Parva (The Book of the Women), 1902.
Maha-bharata: The Epic of Ancient India Condensed into English Verse, Romesh Dutt, 1899.
The Bhagavad Gita
The Bhăgvăt-gēētā, or Dialogues of Krĕĕshnă and Ărjŏŏn, Charles Wilkins, 1785.
Bhagavad-Gítá; or the Sacred Lay, J. Cockburn Thomson, 1855.
The Bhagavadgita with the Sanatsugâtiya and the Anugitâ, Kâshinâth Trimbak Telang, Sacred Books of the East, Vol 8, 1882. [Sacred Texts transcript]
The Bhagavad-Gītā or the Sacred Lay, John Davies, 1882.
The Song Celestial or Bhagavad-Gîtâ, Edwin Arnold, 1885. [Sacred texts transcipt]
From Mahabharata Book 6, Bhishma Parva (above), Kisari Mohan Ganguli, 1887.
The Bhagavad-gítá with The Commentary of Śrî Śaṅkarâcârya, A. Mahâdeva Śastry, 1887 (1901, 2nd ed.).
The Bhagavad-Gita: The Book of Devotion, Dialogue between Krishna, Lord of devotion, and Arjuna, Prince of India, William Q. Judge, 1890 (1920, 10th ed.)
The Bhagavad-Gîtâ, or the Lord's Song, Annie Besant, 1895.
[1904 revised 4th edition] [1905 edition with Sanscrit text, with Bhaghavân Dâs]
From Mahabharata Book 6, Bhishma Parva (above), Manmatha Nath Dutt, 1897.
Bhagavad-Gītā, or the Lord's Song, Lionel D. Barnett, 1905.
The Bhagavad Gita, or the Message of the Master, Yogi Ramacharaka, 1907 (revised 1911 ed.)
Bhagavad Gita: The Songs of the Master, Charles Johnston, 1908.
Srimad-Bhagavad-Gita, Swami Swarupananda, 1909. [Sacred texts transcipt]
Srimad-Bhagavad-Gita, or the Blessed Lord's Song, Swâmi Paramânanda, 1913.
Bhagavad-gītā As It Is, A. C. Bhaktivedanta, 1968 (1972 ed.)
Bhagavadgītā: A New Translation, Kees W. Bolle, 1979.
Bhagavad-Gītā: The Beloved Lord's Secret Love Song, Graham M. Schweig, 2007.
The Rāmāyaṇa (attributed to Vālmīki)
The Rámáyaṇ of Válmíki, Ralph T. H. Griffith, 1870–74. [Sacred Texts transcript]
The Ramayana, Manmatha Nath Dutt, 1891–1894.
Bālakāṇḍam (The Book of Childhood), 1892.
Ayodhya Kāṇḍam, 1892. [alt 1] [alt 2]
Āranya Kāṇḍam, 1892. [alt 1] [alt 2]
Kishkindhā Kāṇḍam, 1891.
Sundara Kāṇḍam, 1892.
Yuddha Kāṇḍam, 1892.
Uttarakāṇḍam, 1894.
Ramayana, The Epic of Rama, Prince of India, Condensed into English Verse, Romesh Dutt, 1899.