All tools
Everything in one place. Each tool shows the formula it uses and runs in your browser.
33 available now, 8 on the way.
Laboratory calculators
Dilutions, molarity, buffers and reagent maths for the bench.
- Molarity calculator
Convert between mass, molar concentration and volume for a solution.
Built inNo upload - Molecular weight calculator
Compute molar mass from a chemical formula, including hydrates.
Built inNo upload - Dilution calculator
Work out how much stock and diluent to combine for a target concentration.
Built inNo upload - Serial dilution calculator
Plan a dilution series and get the transfer volume for every step.
Built inNo upload - Buffer preparation calculatorPlanned
Calculate component masses for a buffer at a chosen pH and strength.
Built inNo upload
Molecular biology
Primers, PCR, cloning, restriction analysis and sequence manipulation.
- Reverse complement
Generate the reverse, complement or reverse complement of a sequence.
Built inNo upload - GC content calculator
Measure GC content and base composition of a nucleotide sequence.
Built inNo upload - DNA translation
Translate a nucleotide sequence into protein in any reading frame.
Built inNo upload - Primer3
The reference primer design engine, still the one to beat.
ExternalWhitehead InstituteFree - Primer-BLAST
Primer design with a specificity check against a whole genome.
ExternalNCBIFree - NEBcutter
Restriction mapping and digest planning against a real enzyme catalogue.
ExternalNew England BiolabsFree - Benchling
Cloud plasmid editor and lab notebook, free for academic use.
ExternalBenchlingFree tier - SnapGene Viewer
Free viewer for annotated plasmid maps and sequence files.
ExternalDotmaticsDesktop install - CHOPCHOP
CRISPR guide RNA design with off-target scoring.
ExternalUniversity of BergenFree - Melting temperature calculatorPlanned
Estimate primer Tm, with the choice of model made explicit.
Built inNo upload
Bioinformatics
Sequence formats, alignment, motifs and database lookups.
- NCBI BLAST
Similarity search against every public sequence database.
ExternalNCBIFree - Clustal Omega
Multiple sequence alignment that scales to thousands of sequences.
ExternalEMBL-EBIFree - MAFFT
Multiple alignment with accuracy modes for difficult sequence sets.
ExternalEMBL-EBIFree - EMBOSS Needle
Global pairwise alignment, the reference implementation.
ExternalEMBL-EBIFree - UniProt
The reference protein sequence and functional annotation database.
ExternalEMBL-EBI / SIB / PIRFree - InterPro
Protein family, domain and functional site annotation in one place.
ExternalEMBL-EBIFree - Ensembl
Genome browser with comparative genomics and variation data.
ExternalEMBL-EBIFree - FASTA viewerPlanned
Inspect, validate and navigate FASTA files in the browser.
Built inNo upload
Protein tools
Peptide properties, composition, isoelectric point and structure viewing.
- AlphaFold Server
Predicts protein, DNA, RNA and ligand complexes with AlphaFold 3.
ExternalGoogle DeepMindSign-in - ColabFold
AlphaFold2 and multimer predictions in a notebook, with no local GPU.
ExternalSteinegger & MirditaFree - I-TASSER
Threading-based modelling with function and ligand-site prediction.
ExternalZhang LabSign-in - CHARMM-GUI
Builds ready-to-run input files for molecular dynamics simulations.
ExternalLehigh UniversitySign-in - Mol* Viewer
Fast 3D structure viewing in the browser; the PDB default.
ExternalRCSB PDB / PDBeFree - RCSB PDB
The Protein Data Bank: every experimentally determined structure.
ExternalRCSBFree - Peptide analyserPlanned
Molecular weight, isoelectric point and extinction coefficient for a peptide.
Built inNo upload
Cell biology
Culture planning, growth rates, viability and seeding density.
- ZFIN
The zebrafish model organism database: genes, lines and expression.
ExternalZFINFree - FlyBase
Drosophila genes, stocks, phenotypes and reagents.
ExternalFlyBase ConsortiumFree - OD600 calculatorPlanned
Convert optical density to cell density and plan culture dilutions.
Built inNo upload - Doubling time calculatorPlanned
Derive doubling time and growth rate from two cell counts.
Built inNo upload
Imaging & microscopy
Image analysis, segmentation, deconvolution and slide handling.
- Fiji / ImageJ
The standard for scientific image analysis, with a plugin for almost everything.
ExternalOpen sourceDesktop install - CellProfiler
High-throughput image analysis pipelines without writing code.
ExternalBroad InstituteFree - napari
Multidimensional image viewer built for Python workflows.
ExternalOpen sourceDesktop install - QuPath
Whole-slide and digital pathology image analysis.
ExternalUniversity of EdinburghDesktop install
Statistics and plotting
Significance testing, regression and publication-ready figures.
- JASP
Free statistics software with both classical and Bayesian tests.
ExternalUniversity of AmsterdamDesktop install - t-testPlanned
Compare two groups and report the p-value with effect size.
Built inNo upload
Laboratory utilities
Unit conversion, timers, protocols and everyday lab housekeeping.
- Unit converterPlanned
Convert between mass, volume, concentration and amount units.
Built inNo upload