This is a searchable and complete list of Stellaris technologies and their IDs. These IDs are usually used with the research_technology tech ID command. For example, the command research_technology_tech alien_life_studies will research Alien Life Studies.
Zero Point Power
Zero-G Work Frames
Yellow Crystal Capacitors
Xeno Zoo
Xeno Supremacy
Xeno Relations
Xeno Outreach
Xeno Integration
Environmental Control
Xeno Ecology Subjugation
Xeno Diplomacy
Wormhole Stabilization
Wormhole Containment Fields
Wormhole Calibration Matrix
Subspace Wormholes
Warp Drive Ramscoops
Warp Field Stabilizers
Warp Travel
Vitality Boosters
Alien Visitor Centers
Virtual Combat Simulations
Tundra Colonization
Tropical Colonization
Transcendent Thought
Metacognitive Faith
Devastator Torpedoes
Armored Torpedoes
Space Torpedoes
Tomb World Adaptation
Titans
Advanced Titan Hulls
Improved Titan Hulls
Impulse Thrusters
Plasma Thrusters
Ion Thrusters
Chemical Thrusters
Terrestrial Sculpting
Telepathy
Deep Crust Engineering
Ocean Ecology Management
Soil Remediation
Xeno-Hydraulic Mastery
Planetary Resurfacing
Climate Control Network
Selective Defoliants
Subterranean Colonization
Dangerous Wildlife Removal
Synthetics
Synthetic Thought Patterns
Synthetic Personality Matrix
Synchronized Work Patterns
Synchronized Defenses
Symbols of Unity
Whirlwind Missiles
Swarmer Missiles
Swarm Spawning Pools
Subdermal Stimulation
Advanced Strike Craft
Improved Strike Craft
Carrier Operations
Stellar Absorption
Citadel
Star Fortress
Starhold
Starport
Starbase Construction
Frequency Tuning
Space Trading
Space Exploration
Optimized Station Construction
Corps of Engineers
Deep Space Installations
Deep Space Stations
Deep Space Defenses
Offworld Construction
Cloud Lightning Conduits
Orbital Energy Conversion
Singularity Core
Neutronium Materials
Durasteel Materials
Plasteel Materials
Ceramo-Metal Materials
Nanocomposite Materials
Hyper Shields
Advanced Shields
Shields
Improved Deflectors
Deflectors
Shield Capacitors
Capacitor Fields
Tachyon Sensors
Subspace Sensors
Gravitic Sensors
Autonomous Synapses
Self-Evolving Logic
Selected Lineages
Scourge Missiles
Positronic AI
Robotic Workers
Fungible Circuitry
Cross-Model Standardization
Machine Template System
Machine Template System
Galactic Markets
Interstellar Economics
Resource Processing Algorithms
Heat Recyclers
Synapse Interceptors
Loader Efficiency
High-Density Munitions
Miniaturized Pre-Igniters
Thermodynamic Yield Control
Flash Coolant
Focusing Arrays
Personality Safeguards
Talent Acquisition
Assembly Algorithms
Gravitational Analysis
Fleet Management Procedures
Extraction Patterns
Transgenic Crops
Applied Superconductivity
Interstellar Expansion
Stimulant Diet
Hull Integrity
Shield Harmonics
Communication Protocols
Planetary Signal Boosters
Fortified Core Layers
Synchronized Firing Patterns
Cell Revitalization
Sapient Resource Management
Proclamation Broadcasts
Administrative Efficiency
Nerve Dampeners
Aggressive Conditioning
Matter Compression
Admiralty Support Staff
Regenerative Hull Tissue
Refit Standards
Red Crystal Capacitors
Advanced Reactor Boosters
Improved Reactor Boosters
Reactor Boosters
Purity Campaigns
Psionic Theory
Psionic Shields
Psi Jump Drives
Psi Jump Drive
Organic Probability Theory
Precognition Interface
Improved Servomotors
Powered Exoskeletons
Quantum Field Manipulation
Quantum Energy States
Field Modulation
High-Energy Capacitors
Planetary Power Grid
Global Energy Management
Positronic Processors
Positronic Implants
Plasma Cannons
Plasma Accelerators
Plasma Throwers
Uniform Data Standards
Planetary Unification
Planetary Shields
Planetary Government
Planetary Defenses
Pitharan Dust Refining
Pirate Only Tech
Space-Time Theory
Applied Quantum Physics
Quantum Theory
Perdition Beam
Predictive Algorithms
Interlinked Support Systems
Active Countermeasures
Orbital Sensor Arrays
Orbital Hydroponics
Ocean Colonization
Nutrient Replication
Neural Implants
Nano-Vitality Crops
Nanite Assemblers
Morphogenetic Field Mastery
Modular Engineering
$tech_frontier_health_machine_intelligence$
Marauder Missiles
Quantum Missiles
Antimatter Missiles
Fusion Missiles
Nuclear Missiles
Mining Guilds
Autonomous Mining Operations
On-Site Processing
Mineral Isolation
Deep Core Mining
Geothermal Fracking
Mining Drone Lasers
Advanced Mineral Processing
Mineral Processing
Zro Distillation
Yurantic Crystal Mining
Teldar Crystal Mining
Satramene Refining
Orillium Mining
Neutronium Extraction
Living Metal
Garanthium Mining
Dark Matter Drawing
Betharian Refining
Mega-Engineering
Matter Generation
Gauss Cannons
Advanced Railguns
Railguns
Coilguns
Mass Drivers
Giga Cannon
Mega Cannon
Manifest Destiny
Lythuric Gas Refining
The Living State
Gamma Lasers
X-Ray Lasers
UV Lasers
Blue Lasers
Red Lasers
Kinetic Artillery
Kinetic Battery
Jump Drive
Interstellar Fleet Traditions
Interstellar Campaigns
$tech_frontier_hospital_machine_intelligence$
Uplink Miniaturization
Hyperlane Mapping
Local Hypercommunication
Hyper-Entertainment Forum
Hyperspace Slipstreams
Hyperlane Breach Points
Hyperspace Travel
Eco Simulation
Holographic Rituals
Planetary Communications
Heritage Sites
Ground Defense Planning
Green Crystal Capacitors
Interplanetary Research Initiative
Global Defense Grid
Glandular Acclimation
Genome Mapping
Genetic Resequencing
Gene Tailoring
Gene Seed Purification
Targeted Gene Expressions
Gene Crops
Gene Banks
Gateway Construction
Gateway Activation
Galactic Markets
Galactic Campaigns
Galactic Bureaucracy
Galactic Benevolence
Stellar Expansion
Galactic Administration
Gaia Creation
Fusion Power
Frontier Traditions
Frontier Initiatives
Intelligent Factories
Cyto-Revitalization
Modular Components
Genetic Healthcare
Frontier Commissars
Frontier Collectives
Free Enterprises
Flak Artillery
Flak Cannons
Flak Battery
Fission Power
Extradimensional Weaponry
Hidden
Hidden
Hidden
Hidden
Hidden
Ethical Equations
Epigenetic Triggers
Enigmatic Encoder
Enigmatic Disruption Field
Enigmatic Decoder
Engos Vapor Refining
Superfluid Materials
Supersolid Materials # As above, could be Supersolid Matter
Nanomechanics # Could also be Nanomatter
Neutron Launchers
Proton Launchers
Tachyon Lances
Particle Lances
Embodied Dynamism
Ecological Adaptation
Hydroponics
Orbital Drop Pods
Droids
Artificial Dragonscales
Doctrine: Fleet Liasions
Doctrine: Interstellar Logistics
Doctrine: Support Vessels
Doctrine: Fleet Support
Doctrine: Armada Battle Formation
Doctrine: Fluid Fleet Templates
Doctrine: Interstellar Warfare
Doctrine: Reactive Formations
Doctrine: Space Combat
Phase Disruptors
Ion Disruptors
Disruptors
Destroyers
Advanced Destroyer Hulls
Improved Destroyer Hulls
Standardized Destroyer Patterns
Desert Colonization
Improved Structural Integrity
Deep Scan Instruments
Databank Uplinks
Dark Matter Propulsion
Dark Matter Power
Dark Matter Deflectors
Curator Exploration Lab
Sociocultural History
Crystal-Forged Plating
Crystal-Infused Plating
Self-Aware Colony Ships
Colony Fabrication Drones
AI-Controlled Colony Ships
Cryostasis
Cruisers
Advanced Cruiser Hulls
Improved Cruiser Hulls
Standardized Cruiser Patterns
Corvettes
Advanced Corvette Hulls
Improved Corvette Hulls
Standardized Corvette Patterns
Continental Colonization
Construction Templates
Consecration Fields
Command Matrix
Field Repairs
Combat Training
Autonomous Ship Intellects
Sapient Combat Simulations
Extended Combat Algorithms
Specialized Combat Computers
Colossi
Eco-Integration Studies
Foreign Soil Enrichment
Hostile Environment Adaptation
Atmospheric Filtering
New Worlds Protocol
Colonial Centralization
Colonial Bureaucracy
The Collective Self
Collective Production Methods
Cold Fusion Power
Cloning
Climate Restoration
Maintenance Command
Drone Command Centers
Centralized Command
Capacity Boosters
Blue Crystal Capacitors
Biomechanics
Secrets of Life
Xenobiology
Biodiversity Studies
Binary Motivators
Battleships
Advanced Battleship Hulls
Improved Battleship Hulls
Standardized Battleship Patterns
Scientific Method
Industrial Base
Auxiliary Fire-control
Autonomous Agents
Autonomous Exploration Algorithms
Automated Exploration Protocols
Alpha Hub
Automated Curation Algorithms
Stormfire Cannons
Ripper Cannons
Autocannons
Shield Dampeners
Quantum Destabilizer
Nanobot Assemblers
Proximity Mines
Atmospheric Manipulation
Assembly Patterns
Interplanetary Expeditionary Forces
$tech_ascension_theory$
Ascension Theory
Artificial Moral Codes
Arid Colonization
Arctic Colonization
Curator Archeology Lab
Focused Arc Emitters
Arc Emitters
Antimatter Power
Amoeba Breeding Program
Xeno Naturalization
Xenology
Advanced Afterburners
Afterburners
Academic Optimization
Synaptic Enhancers
Administrative AI
Adaptive Combat Algorithms
Positronic CPUs
Adaptive Bureaucracy
Ship Path
Robotic Path
Psionic Path
Power Generation
Kinetic Weapons Path
Energy Weapons Path
Administrative Path
Biological Path