Everything in the catalog

Estimates the isoelectric point of a protein from its amino acid sequence.

Calculates the molecular weight of a protein or peptide from its sequence.

Searches a protein sequence for a motif and reports where it occurs.

Generates random coding DNA sequences using a chosen codon usage table.

Generates random protein sequences of a chosen length and amino acid composition.

Cuts a DNA sequence with chosen restriction enzymes and lists the fragment sizes.

Shows cut sites of restriction enzymes laid out along a DNA sequence.

Summarises which restriction enzymes cut a sequence and how many times.

Converts a pasted DNA sequence into its reverse, complement or reverse complement.

Back-translates a protein sequence into a DNA sequence using a codon usage table.

Randomly reorders the bases of a DNA sequence while keeping the composition.

Breaks a multi-record FASTA file into its separate sequences.

Rewrites a three-letter amino acid sequence as one-letter codes.

Displays a DNA sequence with its amino acid translation written under the codons.

Converts SVG markup into React Native SVG components.

Scene editor for building and exporting three.js scenes and importing 3D models.

Converts TOML to JSON in a side-by-side playground.

Converts SVG markup into a React JSX component.

Demo of the zxcvbn estimator that scores a password and lists the patterns and guesses it found.

Strips types from TypeScript to give plain JavaScript.

Builds a JSON Schema from TypeScript type definitions.

Turns TypeScript types into Zod schemas.

Draws two- or three-circle Venn diagrams from comma-separated items.

Helps evaluators produce a WCAG-EM conformance report.